fix wxSystemSettings::GetColour() for wxGTK3

[wxWidgets.git] / src / gtk / window.cpp

diff --git a/src/gtk/window.cpp b/src/gtk/window.cpp
index 00d1a6c61765f0dcffb96b04e343669edd7a3be7..1d2ab472d794d551552280fda4e2f3a83410c61b 100644 (file)
--- a/src/gtk/window.cpp
+++ b/src/gtk/window.cpp
@@ -1,8 +1,7 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        src/gtk/window.cpp
 /////////////////////////////////////////////////////////////////////////////
 // Name:        src/gtk/window.cpp

-// Purpose:
+// Purpose:     wxWindowGTK implementation

 // Author:      Robert Roebling
 // Author:      Robert Roebling

-// Id:          $Id$

 // Copyright:   (c) 1998 Robert Roebling, Julian Smart
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 // Copyright:   (c) 1998 Robert Roebling, Julian Smart
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////


@@ -17,69 +16,50 @@
 #include "wx/window.h"
 
 #ifndef WX_PRECOMP
 #include "wx/window.h"
 
 #ifndef WX_PRECOMP

-    #include "wx/intl.h"

     #include "wx/log.h"
     #include "wx/app.h"
     #include "wx/log.h"
     #include "wx/app.h"

-    #include "wx/utils.h"
-    #include "wx/frame.h"
+    #include "wx/toplevel.h"

     #include "wx/dcclient.h"
     #include "wx/menu.h"
     #include "wx/dcclient.h"
     #include "wx/menu.h"

-    #include "wx/dialog.h"

     #include "wx/settings.h"
     #include "wx/msgdlg.h"
     #include "wx/settings.h"
     #include "wx/msgdlg.h"

-    #include "wx/textctrl.h"
-    #include "wx/toolbar.h"
-    #include "wx/combobox.h"
-    #include "wx/layout.h"
-    #include "wx/statusbr.h"

     #include "wx/math.h"
 #endif
 
     #include "wx/math.h"
 #endif
 

-#include "wx/module.h"
-
-#if wxUSE_DRAG_AND_DROP
-    #include "wx/dnd.h"
-#endif
-
-#if wxUSE_TOOLTIPS
-    #include "wx/tooltip.h"
-#endif
-
-#if wxUSE_CARET
-    #include "wx/caret.h"
-#endif // wxUSE_CARET
-
+#include "wx/dnd.h"
+#include "wx/tooltip.h"
+#include "wx/caret.h"

 #include "wx/fontutil.h"
 #include "wx/fontutil.h"

-
-#ifdef __WXDEBUG__
-    #include "wx/thread.h"
+#include "wx/sysopt.h"
+#ifdef __WXGTK3__
+    #include "wx/gtk/dc.h"

 #endif
 
 #include <ctype.h>
 
 #endif
 
 #include <ctype.h>
 

-// FIXME: Due to a hack we use GtkCombo in here, which is deprecated since gtk2.3.0
-#include <gtk/gtkversion.h>
-#if defined(GTK_DISABLE_DEPRECATED) && GTK_CHECK_VERSION(2,3,0)
-#undef GTK_DISABLE_DEPRECATED
-#endif
-
-#include "wx/gtk/private.h"
-#include <gdk/gdkprivate.h>
-#include <gdk/gdkkeysyms.h>
-#include <gdk/gdkx.h>
-

 #include <gtk/gtk.h>
 #include <gtk/gtk.h>

-#include <gtk/gtkprivate.h>
-
-#include "wx/gtk/win_gtk.h"
+#include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"
+#include "wx/gtk/private/event.h"
+#include "wx/gtk/private/win_gtk.h"
+#include "wx/private/textmeasure.h"
+using namespace wxGTKImpl;

 
 

-#include <pango/pangox.h>
+#ifdef GDK_WINDOWING_X11
+#include <gdk/gdkx.h>
+#include "wx/x11/private/wrapxkb.h"
+#else
+typedef guint KeySym;
+#endif

 
 

-#ifdef HAVE_XIM
-    #undef HAVE_XIM
+#include <gdk/gdkkeysyms.h>
+#ifdef __WXGTK3__
+#include <gdk/gdkkeysyms-compat.h>

 #endif
 
 #endif
 

-extern GtkContainerClass *pizza_parent_class;
+// gdk_window_set_composited() is only supported since 2.12
+#define wxGTK_VERSION_REQUIRED_FOR_COMPOSITING 2,12,0
+#define wxGTK_HAS_COMPOSITING_SUPPORT GTK_CHECK_VERSION(2,12,0)

 
 //-----------------------------------------------------------------------------
 // documentation on internals
 
 //-----------------------------------------------------------------------------
 // documentation on internals


@@ -141,19 +121,19 @@ extern GtkContainerClass *pizza_parent_class;
    can find in m_widget (defined in wxWindow)
 
    When the class has a client area for drawing into and for containing children
    can find in m_widget (defined in wxWindow)
 
    When the class has a client area for drawing into and for containing children

-   it has to handle the client area widget (of the type GtkPizza, defined in
-   win_gtk.c), but there could be any number of widgets, handled by a class
+   it has to handle the client area widget (of the type wxPizza, defined in
+   win_gtk.cpp), but there could be any number of widgets, handled by a class.

    The common rule for all windows is only, that the widget that interacts with
    the rest of GTK must be referenced in m_widget and all other widgets must be
    children of this widget on the GTK level. The top-most widget, which also
    represents the client area, must be in the m_wxwindow field and must be of
    The common rule for all windows is only, that the widget that interacts with
    the rest of GTK must be referenced in m_widget and all other widgets must be
    children of this widget on the GTK level. The top-most widget, which also
    represents the client area, must be in the m_wxwindow field and must be of

-   the type GtkPizza.
+   the type wxPizza.

 
    As I said, the window classes that display a GTK native widget only have
    one widget, so in the case of e.g. the wxButton class m_widget holds a
    pointer to a GtkButton widget. But windows with client areas (for drawing
    and children) have a m_widget field that is a pointer to a GtkScrolled-
 
    As I said, the window classes that display a GTK native widget only have
    one widget, so in the case of e.g. the wxButton class m_widget holds a
    pointer to a GtkButton widget. But windows with client areas (for drawing
    and children) have a m_widget field that is a pointer to a GtkScrolled-

-   Window and a m_wxwindow field that is pointer to a GtkPizza and this
+   Window and a m_wxwindow field that is pointer to a wxPizza and this

    one is (in the GTK sense) a child of the GtkScrolledWindow.
 
    If the m_wxwindow field is set, then all input to this widget is inter-
    one is (in the GTK sense) a child of the GtkScrolledWindow.
 
    If the m_wxwindow field is set, then all input to this widget is inter-


@@ -167,10 +147,10 @@ extern GtkContainerClass *pizza_parent_class;
    clicking on a scrollbar belonging to scrolled window will inevitably move
    the window. In wxWidgets, the scrollbar will only emit an event, send this
    to (normally) a wxScrolledWindow and that class will call ScrollWindow()
    clicking on a scrollbar belonging to scrolled window will inevitably move
    the window. In wxWidgets, the scrollbar will only emit an event, send this
    to (normally) a wxScrolledWindow and that class will call ScrollWindow()

-   which actually moves the window and its sub-windows. Note that GtkPizza
+   which actually moves the window and its sub-windows. Note that wxPizza

    memorizes how much it has been scrolled but that wxWidgets forgets this
    so that the two coordinates systems have to be kept in synch. This is done
    memorizes how much it has been scrolled but that wxWidgets forgets this
    so that the two coordinates systems have to be kept in synch. This is done

-   in various places using the pizza->xoffset and pizza->yoffset values.
+   in various places using the pizza->m_scroll_x and pizza->m_scroll_y values.

 
    III)
 
 
    III)
 


@@ -201,349 +181,207 @@ extern GtkContainerClass *pizza_parent_class;
 
    Cursors, too, have been a constant source of pleasure. The main difficulty
    is that a GdkWindow inherits a cursor if the programmer sets a new cursor
 
    Cursors, too, have been a constant source of pleasure. The main difficulty
    is that a GdkWindow inherits a cursor if the programmer sets a new cursor

-   for the parent. To prevent this from doing too much harm, I use idle time
-   to set the cursor over and over again, starting from the toplevel windows
-   and ending with the youngest generation (speaking of parent and child windows).
+   for the parent. To prevent this from doing too much harm, SetCursor calls
+   GTKUpdateCursor, which will recursively re-set the cursors of all child windows.

    Also don't forget that cursors (like much else) are connected to GdkWindows,
    not GtkWidgets and that the "window" field of a GtkWidget might very well
    point to the GdkWindow of the parent widget (-> "window-less widget") and
    that the two obviously have very different meanings.
    Also don't forget that cursors (like much else) are connected to GdkWindows,
    not GtkWidgets and that the "window" field of a GtkWidget might very well
    point to the GdkWindow of the parent widget (-> "window-less widget") and
    that the two obviously have very different meanings.

-

 */
 
 //-----------------------------------------------------------------------------
 // data
 //-----------------------------------------------------------------------------
 
 */
 
 //-----------------------------------------------------------------------------
 // data
 //-----------------------------------------------------------------------------
 

-extern bool       g_blockEventsOnDrag;
-extern bool       g_blockEventsOnScroll;
+// Don't allow event propagation during drag
+bool g_blockEventsOnDrag;
+// Don't allow mouse event propagation during scroll
+bool g_blockEventsOnScroll;

 extern wxCursor   g_globalCursor;
 
 extern wxCursor   g_globalCursor;
 

-static GdkGC *g_eraseGC = NULL;
-

 // mouse capture state: the window which has it and if the mouse is currently
 // inside it
 // mouse capture state: the window which has it and if the mouse is currently
 // inside it

-static wxWindowGTK  *g_captureWindow = (wxWindowGTK*) NULL;
+static wxWindowGTK  *g_captureWindow = NULL;

 static bool g_captureWindowHasMouse = false;
 
 static bool g_captureWindowHasMouse = false;
 

-wxWindowGTK  *g_focusWindow = (wxWindowGTK*) NULL;
-
-// the last window which had the focus - this is normally never NULL (except
-// if we never had focus at all) as even when g_focusWindow is NULL it still
-// keeps its previous value
-wxWindowGTK *g_focusWindowLast = (wxWindowGTK*) NULL;
+// The window that currently has focus:
+static wxWindowGTK *gs_currentFocus = NULL;
+// The window that is scheduled to get focus in the next event loop iteration
+// or NULL if there's no pending focus change:
+static wxWindowGTK *gs_pendingFocus = NULL;

 
 

-// If a window get the focus set but has not been realized
-// yet, defer setting the focus to idle time.
-wxWindowGTK *g_delayedFocus = (wxWindowGTK*) NULL;
+// the window that has deferred focus-out event pending, if any (see
+// GTKAddDeferredFocusOut() for details)
+static wxWindowGTK *gs_deferredFocusOut = NULL;

 
 

-extern bool g_mainThreadLocked;
+// global variables because GTK+ DnD want to have the
+// mouse event that caused it
+GdkEvent    *g_lastMouseEvent = NULL;
+int          g_lastButtonNumber = 0;

 
 //-----------------------------------------------------------------------------
 // debug
 //-----------------------------------------------------------------------------
 
 
 //-----------------------------------------------------------------------------
 // debug
 //-----------------------------------------------------------------------------
 

-#ifdef __WXDEBUG__
-
-#if wxUSE_THREADS
-#   define DEBUG_MAIN_THREAD if (wxThread::IsMain() && g_mainThreadLocked) printf("gui reentrance");
-#else
-#   define DEBUG_MAIN_THREAD
-#endif
-#else
-#define DEBUG_MAIN_THREAD
-#endif // Debug
-

 // the trace mask used for the focus debugging messages
 // the trace mask used for the focus debugging messages

-#define TRACE_FOCUS _T("focus")
-
-//-----------------------------------------------------------------------------
-// missing gdk functions
-//-----------------------------------------------------------------------------
+#define TRACE_FOCUS wxT("focus")

 
 

-void
-gdk_window_warp_pointer (GdkWindow      *window,
-                         gint            x,
-                         gint            y)
+// A handy function to run from under gdb to show information about the given
+// GtkWidget. Right now it only shows its type, we could enhance it to show
+// more information later but this is already pretty useful.
+const char* wxDumpGtkWidget(GtkWidget* w)

 {
 {

-  if (!window)
-    window = gdk_get_default_root_window();
+    static wxString s;
+    s.Printf("GtkWidget %p, type \"%s\"", w, G_OBJECT_TYPE_NAME(w));

 
 

-  if (!GDK_WINDOW_DESTROYED(window))
-  {
-      XWarpPointer (GDK_WINDOW_XDISPLAY(window),
-                    None,              /* not source window -> move from anywhere */
-                    GDK_WINDOW_XID(window),  /* dest window */
-                    0, 0, 0, 0,        /* not source window -> move from anywhere */
-                    x, y );
-  }
+    return s.c_str();

 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------

-// local code (see below)
+// "expose_event"/"draw" from m_wxwindow

 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 

-// returns the child of win which currently has focus or NULL if not found
-//
-// Note: can't be static, needed by textctrl.cpp.
-wxWindow *wxFindFocusedChild(wxWindowGTK *win)
+extern "C" {
+#ifdef __WXGTK3__
+static gboolean draw(GtkWidget*, cairo_t* cr, wxWindow* win)

 {
 {

-    wxWindow *winFocus = wxWindowGTK::FindFocus();
-    if ( !winFocus )
-        return (wxWindow *)NULL;
-
-    if ( winFocus == win )
-        return (wxWindow *)win;
-
-    for ( wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
-          node;
-          node = node->GetNext() )
-    {
-        wxWindow *child = wxFindFocusedChild(node->GetData());
-        if ( child )
-            return child;
-    }
+    if (gtk_cairo_should_draw_window(cr, win->GTKGetDrawingWindow()))
+        win->GTKSendPaintEvents(cr);

 
 

-    return (wxWindow *)NULL;
+    return false;

 }
 }

-
-static void GetScrollbarWidth(GtkWidget* widget, int& w, int& h)
+#else // !__WXGTK3__
+static gboolean expose_event(GtkWidget*, GdkEventExpose* gdk_event, wxWindow* win)

 {
 {

-    GtkScrolledWindow* scroll_window = GTK_SCROLLED_WINDOW(widget);
-    GtkScrolledWindowClass* scroll_class = GTK_SCROLLED_WINDOW_CLASS(GTK_OBJECT_GET_CLASS(scroll_window));
-    GtkRequisition scroll_req;
-
-    w = 0;
-    if (scroll_window->vscrollbar_visible)
-    {
-        scroll_req.width = 2;
-        scroll_req.height = 2;
-        (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(scroll_window->vscrollbar) )->size_request )
-            (scroll_window->vscrollbar, &scroll_req );
-        w = scroll_req.width +
-            scroll_class->scrollbar_spacing;
-    }
+    if (gdk_event->window == win->GTKGetDrawingWindow())
+        win->GTKSendPaintEvents(gdk_event->region);

 
 

-    h = 0;
-    if (scroll_window->hscrollbar_visible)
-    {
-        scroll_req.width = 2;
-        scroll_req.height = 2;
-        (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(scroll_window->hscrollbar) )->size_request )
-            (scroll_window->hscrollbar, &scroll_req );
-        h = scroll_req.height +
-            scroll_class->scrollbar_spacing;
-    }
+    return false;

 }
 }

-
-static void draw_frame( GtkWidget *widget, wxWindowGTK *win )
-{
-    // wxUniversal widgets draw the borders and scrollbars themselves
-#ifndef __WXUNIVERSAL__
-    if (!win->m_hasVMT)
-        return;
-
-    int dw = 0;
-    int dh = 0;
-
-    if (win->m_hasScrolling)
-    {
-        GetScrollbarWidth(widget, dw, dh);
-    }
-
-    int dx = 0;
-    int dy = 0;
-    if (GTK_WIDGET_NO_WINDOW (widget))
-    {
-        dx += widget->allocation.x;
-        dy += widget->allocation.y;
-    }
-
-    if (win->HasFlag(wxRAISED_BORDER))
-    {
-        gtk_paint_shadow (widget->style,
-                          widget->window,
-                          GTK_STATE_NORMAL,
-                          GTK_SHADOW_OUT,
-                          NULL, NULL, NULL, // FIXME: No clipping?
-                          dx, dy,
-                          widget->allocation.width-dw, widget->allocation.height-dh );
-        return;
-    }
-
-    if (win->HasFlag(wxSUNKEN_BORDER))
-    {
-        gtk_paint_shadow (widget->style,
-                          widget->window,
-                          GTK_STATE_NORMAL,
-                          GTK_SHADOW_IN,
-                          NULL, NULL, NULL, // FIXME: No clipping?
-                          dx, dy,
-                          widget->allocation.width-dw, widget->allocation.height-dh );
-        return;
-    }
-
-    if (win->HasFlag(wxSIMPLE_BORDER))
-    {
-        GdkGC *gc;
-        gc = gdk_gc_new( widget->window );
-        gdk_gc_set_foreground( gc, &widget->style->black );
-        gdk_draw_rectangle( widget->window, gc, FALSE,
-                         dx, dy,
-                         widget->allocation.width-dw-1, widget->allocation.height-dh-1 );
-        g_object_unref (gc);
-        return;
-    }
-#endif // __WXUNIVERSAL__
+#endif // !__WXGTK3__

 }
 
 }
 

+#ifndef __WXUNIVERSAL__

 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------

-// "expose_event" of m_widget
+// "expose_event"/"draw" from m_wxwindow->parent, for drawing border

 //-----------------------------------------------------------------------------
 
 extern "C" {
 static gboolean
 //-----------------------------------------------------------------------------
 
 extern "C" {
 static gboolean

-gtk_window_own_expose_callback( GtkWidget *widget,
-                                GdkEventExpose *gdk_event,
-                                wxWindowGTK *win )
+#ifdef __WXGTK3__
+draw_border(GtkWidget*, cairo_t* cr, wxWindow* win)
+#else
+draw_border(GtkWidget* widget, GdkEventExpose* gdk_event, wxWindow* win)
+#endif

 {
 {

-    if (gdk_event->count > 0) return FALSE;
-
-    draw_frame( widget, win );
-
-    (* GTK_WIDGET_CLASS (pizza_parent_class)->expose_event) (widget, gdk_event);
-
-    return TRUE;
-}
-}
-
-//-----------------------------------------------------------------------------
-// "size_request" of m_widget
-//-----------------------------------------------------------------------------
+#ifdef __WXGTK3__
+    if (!gtk_cairo_should_draw_window(cr, gtk_widget_get_parent_window(win->m_wxwindow)))
+#else
+    if (gdk_event->window != gtk_widget_get_parent_window(win->m_wxwindow))
+#endif
+        return false;

 
 

-// make it extern because wxStaticText needs to disconnect this one
-extern "C" {
-void wxgtk_window_size_request_callback(GtkWidget *widget,
-                                        GtkRequisition *requisition,
-                                        wxWindow *win)
-{
-    int w, h;
-    win->GetSize( &w, &h );
-    if (w < 2)
-        w = 2;
-    if (h < 2)
-        h = 2;
+    if (!win->IsShown())
+        return false;

 
 

-    requisition->height = h;
-    requisition->width = w;
-}
-}
+    GtkAllocation alloc;
+    gtk_widget_get_allocation(win->m_wxwindow, &alloc);
+    const int x = alloc.x;
+    const int y = alloc.y;
+    const int w = alloc.width;
+    const int h = alloc.height;

 
 

-extern "C" {
-static
-void wxgtk_combo_size_request_callback(GtkWidget *widget,
-                                       GtkRequisition *requisition,
-                                       wxComboBox *win)
-{
-    // This callback is actually hooked into the text entry
-    // of the combo box, not the GtkHBox.
+    if (w <= 0 || h <= 0)
+        return false;

 
 

-    int w, h;
-    win->GetSize( &w, &h );
-    if (w < 2)
-        w = 2;
-    if (h < 2)
-        h = 2;
+    if (win->HasFlag(wxBORDER_SIMPLE))
+    {
+#ifdef __WXGTK3__
+        GtkStyleContext* sc = gtk_widget_get_style_context(win->m_wxwindow);
+        GdkRGBA c;
+        gtk_style_context_get_border_color(sc, GTK_STATE_FLAG_NORMAL, &c);
+        gdk_cairo_set_source_rgba(cr, &c);
+        cairo_set_line_width(cr, 1);
+        cairo_rectangle(cr, x + 0.5, y + 0.5, w - 1, h - 1);
+        cairo_stroke(cr);
+#else
+        gdk_draw_rectangle(gdk_event->window,
+            gtk_widget_get_style(widget)->black_gc, false, x, y, w - 1, h - 1);
+#endif
+    }
+    else if (win->HasFlag(wxBORDER_RAISED | wxBORDER_SUNKEN | wxBORDER_THEME))
+    {
+#ifdef __WXGTK3__
+        //TODO: wxBORDER_RAISED/wxBORDER_SUNKEN
+        GtkStyleContext* sc;
+        if (win->HasFlag(wxHSCROLL | wxVSCROLL))
+            sc = gtk_widget_get_style_context(wxGTKPrivate::GetTreeWidget());
+        else
+            sc = gtk_widget_get_style_context(wxGTKPrivate::GetEntryWidget());

 
 

-    GtkCombo *gcombo = GTK_COMBO(win->m_widget);
+        gtk_render_frame(sc, cr, x, y, w, h);
+#else // !__WXGTK3__
+        GtkShadowType shadow = GTK_SHADOW_IN;
+        if (win->HasFlag(wxBORDER_RAISED))
+            shadow = GTK_SHADOW_OUT;

 
 

-    GtkRequisition entry_req;
-    entry_req.width = 2;
-    entry_req.height = 2;
-    (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(gcombo->button) )->size_request )
-        (gcombo->button, &entry_req );
+        GtkStyle* style;
+        const char* detail;
+        if (win->HasFlag(wxHSCROLL | wxVSCROLL))
+        {
+            style = gtk_widget_get_style(wxGTKPrivate::GetTreeWidget());
+            detail = "viewport";
+        }
+        else
+        {
+            style = gtk_widget_get_style(wxGTKPrivate::GetEntryWidget());
+            detail = "entry";
+        }

 
 

-    requisition->width = w - entry_req.width;
-    requisition->height = entry_req.height;
+        // clip rect is required to avoid painting background
+        // over upper left (w,h) of parent window
+        GdkRectangle clipRect = { x, y, w, h };
+        gtk_paint_shadow(
+           style, gdk_event->window, GTK_STATE_NORMAL,
+           shadow, &clipRect, widget, detail, x, y, w, h);
+#endif // !__WXGTK3__
+    }
+    return false;

 }
 }
 
 //-----------------------------------------------------------------------------
 }
 }
 
 //-----------------------------------------------------------------------------

-// "expose_event" of m_wxwindow
+// "parent_set" from m_wxwindow

 //-----------------------------------------------------------------------------
 
 extern "C" {
 //-----------------------------------------------------------------------------
 
 extern "C" {

-static gboolean
-gtk_window_expose_callback( GtkWidget *widget,
-                            GdkEventExpose *gdk_event,
-                            wxWindow *win )
+static void
+parent_set(GtkWidget* widget, GtkWidget* old_parent, wxWindow* win)

 {
 {

-    DEBUG_MAIN_THREAD
-
-    // don't need to install idle handler, its done from "event" signal
-
-    // This callback gets called in drawing-idle time under
-    // GTK 2.0, so we don't need to defer anything to idle
-    // time anymore.
-
-    GtkPizza *pizza = GTK_PIZZA( widget );
-    if (gdk_event->window != pizza->bin_window) return FALSE;
-
-#if 0
-    if (win->GetName())
-    {
-        wxPrintf( wxT("OnExpose from ") );
-        if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
-            wxPrintf( win->GetClassInfo()->GetClassName() );
-        wxPrintf( wxT(" %d %d %d %d\n"), (int)gdk_event->area.x,
-                                         (int)gdk_event->area.y,
-                                         (int)gdk_event->area.width,
-                                         (int)gdk_event->area.height );
-    }
-
-    gtk_paint_box
-    (
-        win->m_wxwindow->style,
-        pizza->bin_window,
-        GTK_STATE_NORMAL,
-        GTK_SHADOW_OUT,
-        (GdkRectangle*) NULL,
-        win->m_wxwindow,
-        (char *)"button", // const_cast
-        20,20,24,24
-    );
+    if (old_parent)
+    {
+        g_signal_handlers_disconnect_by_func(
+            old_parent, (void*)draw_border, win);
+    }
+    GtkWidget* parent = gtk_widget_get_parent(widget);
+    if (parent)
+    {
+#ifdef __WXGTK3__
+        g_signal_connect_after(parent, "draw", G_CALLBACK(draw_border), win);
+#else
+        g_signal_connect_after(parent, "expose_event", G_CALLBACK(draw_border), win);

 #endif
 #endif

-
-    win->GetUpdateRegion() = wxRegion( gdk_event->region );
-
-    win->GtkSendPaintEvents();
-
-
-    // Let parent window draw window-less widgets
-    (* GTK_WIDGET_CLASS (pizza_parent_class)->expose_event) (widget, gdk_event);
-
-    return FALSE;
+    }

 }
 }
 }
 }

+#endif // !__WXUNIVERSAL__

 
 //-----------------------------------------------------------------------------
 // "key_press_event" from any window
 //-----------------------------------------------------------------------------
 
 
 //-----------------------------------------------------------------------------
 // "key_press_event" from any window
 //-----------------------------------------------------------------------------
 

-// These are used when transforming Ctrl-alpha to ascii values 1-26
-inline bool wxIsLowerChar(int code)
-{
-    return (code >= 'a' && code <= 'z' );
-}
-
-inline bool wxIsUpperChar(int code)
-{
-    return (code >= 'A' && code <= 'Z' );
-}
-
-

 // set WXTRACE to this to see the key event codes on the console
 // set WXTRACE to this to see the key event codes on the console

-#define TRACE_KEYS  _T("keyevent")
+#define TRACE_KEYS  wxT("keyevent")

 
 // translates an X key symbol to WXK_XXX value
 //
 
 // translates an X key symbol to WXK_XXX value
 //


@@ -694,11 +532,11 @@ static long wxTranslateKeySymToWXKey(KeySym keysym, bool isChar)
         case GDK_KP_7:
         case GDK_KP_8:
         case GDK_KP_9:
         case GDK_KP_7:
         case GDK_KP_8:
         case GDK_KP_9:

-            key_code = (isChar ? '0' : WXK_NUMPAD0) + keysym - GDK_KP_0;
+            key_code = (isChar ? '0' : int(WXK_NUMPAD0)) + keysym - GDK_KP_0;

             break;
 
         case GDK_KP_Space:
             break;
 
         case GDK_KP_Space:

-            key_code = isChar ? ' ' : WXK_NUMPAD_SPACE;
+            key_code = isChar ? ' ' : int(WXK_NUMPAD_SPACE);

             break;
 
         case GDK_KP_Tab:
             break;
 
         case GDK_KP_Tab:


@@ -770,32 +608,32 @@ static long wxTranslateKeySymToWXKey(KeySym keysym, bool isChar)
             break;
 
         case GDK_KP_Equal:
             break;
 
         case GDK_KP_Equal:

-            key_code = isChar ? '=' : WXK_NUMPAD_EQUAL;
+            key_code = isChar ? '=' : int(WXK_NUMPAD_EQUAL);

             break;
 
         case GDK_KP_Multiply:
             break;
 
         case GDK_KP_Multiply:

-            key_code = isChar ? '*' : WXK_NUMPAD_MULTIPLY;
+            key_code = isChar ? '*' : int(WXK_NUMPAD_MULTIPLY);

             break;
 
         case GDK_KP_Add:
             break;
 
         case GDK_KP_Add:

-            key_code = isChar ? '+' : WXK_NUMPAD_ADD;
+            key_code = isChar ? '+' : int(WXK_NUMPAD_ADD);

             break;
 
         case GDK_KP_Separator:
             // FIXME: what is this?
             break;
 
         case GDK_KP_Separator:
             // FIXME: what is this?

-            key_code = isChar ? '.' : WXK_NUMPAD_SEPARATOR;
+            key_code = isChar ? '.' : int(WXK_NUMPAD_SEPARATOR);

             break;
 
         case GDK_KP_Subtract:
             break;
 
         case GDK_KP_Subtract:

-            key_code = isChar ? '-' : WXK_NUMPAD_SUBTRACT;
+            key_code = isChar ? '-' : int(WXK_NUMPAD_SUBTRACT);

             break;
 
         case GDK_KP_Decimal:
             break;
 
         case GDK_KP_Decimal:

-            key_code = isChar ? '.' : WXK_NUMPAD_DECIMAL;
+            key_code = isChar ? '.' : int(WXK_NUMPAD_DECIMAL);

             break;
 
         case GDK_KP_Divide:
             break;
 
         case GDK_KP_Divide:

-            key_code = isChar ? '/' : WXK_NUMPAD_DIVIDE;
+            key_code = isChar ? '/' : int(WXK_NUMPAD_DIVIDE);

             break;
 
 
             break;
 
 


@@ -831,28 +669,69 @@ static void wxFillOtherKeyEventFields(wxKeyEvent& event,
                                       wxWindowGTK *win,
                                       GdkEventKey *gdk_event)
 {
                                       wxWindowGTK *win,
                                       GdkEventKey *gdk_event)
 {

-    int x = 0;
-    int y = 0;
-    GdkModifierType state;
-    if (gdk_event->window)
-        gdk_window_get_pointer(gdk_event->window, &x, &y, &state);
-

     event.SetTimestamp( gdk_event->time );
     event.SetId(win->GetId());
     event.SetTimestamp( gdk_event->time );
     event.SetId(win->GetId());

+

     event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK) != 0;
     event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK) != 0;
     event.m_altDown = (gdk_event->state & GDK_MOD1_MASK) != 0;
     event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK) != 0;
     event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK) != 0;
     event.m_altDown = (gdk_event->state & GDK_MOD1_MASK) != 0;

-    event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK) != 0;
-    event.m_scanCode = gdk_event->keyval;
+    event.m_metaDown = (gdk_event->state & GDK_META_MASK) != 0;
+
+    // At least with current Linux systems, MOD5 corresponds to AltGr key and
+    // we represent it, for consistency with Windows, which really allows to
+    // use Ctrl+Alt as a replacement for AltGr if this key is not present, as a
+    // combination of these two modifiers.
+    if ( gdk_event->state & GDK_MOD5_MASK )
+    {
+        event.m_controlDown =
+        event.m_altDown = true;
+    }
+
+    // Normally we take the state of modifiers directly from the low level GDK
+    // event but unfortunately GDK uses a different convention from MSW for the
+    // key events corresponding to the modifier keys themselves: in it, when
+    // e.g. Shift key is pressed, GDK_SHIFT_MASK is not set while it is set
+    // when Shift is released. Under MSW the situation is exactly reversed and
+    // the modifier corresponding to the key is set when it is pressed and
+    // unset when it is released. To ensure consistent behaviour between
+    // platforms (and because it seems to make slightly more sense, although
+    // arguably both behaviours are reasonable) we follow MSW here.
+    //
+    // Final notice: we set the flags to the desired value instead of just
+    // inverting them because they are not set correctly (i.e. in the same way
+    // as for the real events generated by the user) for wxUIActionSimulator-
+    // produced events and it seems better to keep that class code the same
+    // among all platforms and fix the discrepancy here instead of adding
+    // wxGTK-specific code to wxUIActionSimulator.
+    const bool isPress = gdk_event->type == GDK_KEY_PRESS;
+    switch ( gdk_event->keyval )
+    {
+        case GDK_Shift_L:
+        case GDK_Shift_R:
+            event.m_shiftDown = isPress;
+            break;
+
+        case GDK_Control_L:
+        case GDK_Control_R:
+            event.m_controlDown = isPress;
+            break;
+
+        case GDK_Alt_L:
+        case GDK_Alt_R:
+            event.m_altDown = isPress;
+            break;
+
+        case GDK_Meta_L:
+        case GDK_Meta_R:
+        case GDK_Super_L:
+        case GDK_Super_R:
+            event.m_metaDown = isPress;
+            break;
+    }
+

     event.m_rawCode = (wxUint32) gdk_event->keyval;
     event.m_rawCode = (wxUint32) gdk_event->keyval;

-    event.m_rawFlags = 0;
-#if wxUSE_UNICODE
-    event.m_uniChar = gdk_keyval_to_unicode(gdk_event->keyval);
-#endif
-    wxGetMousePosition( &x, &y );
-    win->ScreenToClient( &x, &y );
-    event.m_x = x;
-    event.m_y = y;
+    event.m_rawFlags = gdk_event->hardware_keycode;
+

     event.SetEventObject( win );
 }
 
     event.SetEventObject( win );
 }
 


@@ -875,10 +754,10 @@ wxTranslateGTKKeyEventToWx(wxKeyEvent& event,
 
     KeySym keysym = gdk_event->keyval;
 
 
     KeySym keysym = gdk_event->keyval;
 

-    wxLogTrace(TRACE_KEYS, _T("Key %s event: keysym = %ld"),
-               event.GetEventType() == wxEVT_KEY_UP ? _T("release")
-                                                    : _T("press"),
-               keysym);
+    wxLogTrace(TRACE_KEYS, wxT("Key %s event: keysym = %lu"),
+               event.GetEventType() == wxEVT_KEY_UP ? wxT("release")
+                                                    : wxT("press"),
+               static_cast<unsigned long>(keysym));

 
     long key_code = wxTranslateKeySymToWXKey(keysym, false /* !isChar */);
 
 
     long key_code = wxTranslateKeySymToWXKey(keysym, false /* !isChar */);
 


@@ -895,6 +774,7 @@ wxTranslateGTKKeyEventToWx(wxKeyEvent& event,
                 keysym = (KeySym)gdk_event->string[0];
             }
 
                 keysym = (KeySym)gdk_event->string[0];
             }
 

+#ifdef GDK_WINDOWING_X11

             // we want to always get the same key code when the same key is
             // pressed regardless of the state of the modifiers, i.e. on a
             // standard US keyboard pressing '5' or '%' ('5' key with
             // we want to always get the same key code when the same key is
             // pressed regardless of the state of the modifiers, i.e. on a
             // standard US keyboard pressing '5' or '%' ('5' key with


@@ -906,13 +786,20 @@ wxTranslateGTKKeyEventToWx(wxKeyEvent& event,
             Display *dpy = (Display *)wxGetDisplay();
             KeyCode keycode = XKeysymToKeycode(dpy, keysym);
 
             Display *dpy = (Display *)wxGetDisplay();
             KeyCode keycode = XKeysymToKeycode(dpy, keysym);
 

-            wxLogTrace(TRACE_KEYS, _T("\t-> keycode %d"), keycode);
+            wxLogTrace(TRACE_KEYS, wxT("\t-> keycode %d"), keycode);

 
 

+#ifdef HAVE_X11_XKBLIB_H
+            KeySym keysymNormalized = XkbKeycodeToKeysym(dpy, keycode, 0, 0);
+#else

             KeySym keysymNormalized = XKeycodeToKeysym(dpy, keycode, 0);
             KeySym keysymNormalized = XKeycodeToKeysym(dpy, keycode, 0);

+#endif

 
             // use the normalized, i.e. lower register, keysym if we've
             // got one
             key_code = keysymNormalized ? keysymNormalized : keysym;
 
             // use the normalized, i.e. lower register, keysym if we've
             // got one
             key_code = keysymNormalized ? keysymNormalized : keysym;

+#else
+            key_code = keysym;
+#endif

 
             // as explained above, we want to have lower register key codes
             // normally but for the letter keys we want to have the upper ones
 
             // as explained above, we want to have lower register key codes
             // normally but for the letter keys we want to have the upper ones


@@ -945,58 +832,112 @@ wxTranslateGTKKeyEventToWx(wxKeyEvent& event,
         }
     }
 
         }
     }
 

-    wxLogTrace(TRACE_KEYS, _T("\t-> wxKeyCode %ld"), key_code);
+    wxLogTrace(TRACE_KEYS, wxT("\t-> wxKeyCode %ld"), key_code);

 
     // sending unknown key events doesn't really make sense
     if ( !key_code )
         return false;
 
 
     // sending unknown key events doesn't really make sense
     if ( !key_code )
         return false;
 

-    // now fill all the other fields
-    wxFillOtherKeyEventFields(event, win, gdk_event);
-

     event.m_keyCode = key_code;
     event.m_keyCode = key_code;

+

 #if wxUSE_UNICODE
 #if wxUSE_UNICODE

-    if ( gdk_event->type == GDK_KEY_PRESS ||  gdk_event->type == GDK_KEY_RELEASE )
+    event.m_uniChar = gdk_keyval_to_unicode(key_code);
+    if ( !event.m_uniChar && event.m_keyCode <= WXK_DELETE )

     {
     {

-        event.m_uniChar = key_code;
+        // Set Unicode key code to the ASCII equivalent for compatibility. E.g.
+        // let RETURN generate the key event with both key and Unicode key
+        // codes of 13.
+        event.m_uniChar = event.m_keyCode;

     }
     }

-#endif
+#endif // wxUSE_UNICODE
+
+    // now fill all the other fields
+    wxFillOtherKeyEventFields(event, win, gdk_event);

 
     return true;
 }
 
 
 
     return true;
 }
 
 

-struct wxGtkIMData
+namespace

 {
 {

-    GtkIMContext *context;
-    GdkEventKey  *lastKeyEvent;

 
 

-    wxGtkIMData()
+// Send wxEVT_CHAR_HOOK event to the parent of the window and return true only
+// if it was processed (and not skipped).
+bool SendCharHookEvent(const wxKeyEvent& event, wxWindow *win)
+{
+    // wxEVT_CHAR_HOOK must be sent to allow the parent windows (e.g. a dialog
+    // which typically closes when Esc key is pressed in any of its controls)
+    // to handle key events in all of its children unless the mouse is captured
+    // in which case we consider that the keyboard should be "captured" too.
+    if ( !g_captureWindow )

     {
     {

-        context = gtk_im_multicontext_new();
-        lastKeyEvent = NULL;
+        wxKeyEvent eventCharHook(wxEVT_CHAR_HOOK, event);
+        if ( win->HandleWindowEvent(eventCharHook)
+                && !event.IsNextEventAllowed() )
+            return true;

     }
     }

-    ~wxGtkIMData()
+
+    return false;
+}
+
+// Adjust wxEVT_CHAR event key code fields. This function takes care of two
+// conventions:
+// (a) Ctrl-letter key presses generate key codes in range 1..26
+// (b) Unicode key codes are same as key codes for the codes in 1..255 range
+void AdjustCharEventKeyCodes(wxKeyEvent& event)
+{
+    const int code = event.m_keyCode;
+
+    // Check for (a) above.
+    if ( event.ControlDown() )

     {
     {

-        g_object_unref (context);
+        // We intentionally don't use isupper/lower() here, we really need
+        // ASCII letters only as it doesn't make sense to translate any other
+        // ones into this range which has only 26 slots.
+        if ( code >= 'a' && code <= 'z' )
+            event.m_keyCode = code - 'a' + 1;
+        else if ( code >= 'A' && code <= 'Z' )
+            event.m_keyCode = code - 'A' + 1;
+
+#if wxUSE_UNICODE
+        // Adjust the Unicode equivalent in the same way too.
+        if ( event.m_keyCode != code )
+            event.m_uniChar = event.m_keyCode;
+#endif // wxUSE_UNICODE

     }
     }

-};
+
+#if wxUSE_UNICODE
+    // Check for (b) from above.
+    //
+    // FIXME: Should we do it for key codes up to 255?
+    if ( !event.m_uniChar && code < WXK_DELETE )
+        event.m_uniChar = code;
+#endif // wxUSE_UNICODE
+}
+
+} // anonymous namespace
+
+// If a widget does not handle a key or mouse event, GTK+ sends it up the
+// parent chain until it is handled. These events are not supposed to propagate
+// in wxWidgets, so this code avoids handling them in any parent wxWindow,
+// while still allowing the event to propagate so things like native keyboard
+// navigation will work.
+#define wxPROCESS_EVENT_ONCE(EventType, event) \
+    static EventType eventPrev; \
+    if (memcmp(&eventPrev, event, sizeof(EventType)) == 0) \
+        return false; \
+    eventPrev = *event

 
 extern "C" {
 static gboolean
 
 extern "C" {
 static gboolean

-gtk_window_key_press_callback( GtkWidget *widget,
+gtk_window_key_press_callback( GtkWidget *WXUNUSED(widget),

                                GdkEventKey *gdk_event,
                                wxWindow *win )
 {
                                GdkEventKey *gdk_event,
                                wxWindow *win )
 {

-    DEBUG_MAIN_THREAD
-
-    // don't need to install idle handler, its done from "event" signal
-
-    if (!win->m_hasVMT)
-        return FALSE;

     if (g_blockEventsOnDrag)
         return FALSE;
 
     if (g_blockEventsOnDrag)
         return FALSE;
 

+    wxPROCESS_EVENT_ONCE(GdkEventKey, gdk_event);

 
     wxKeyEvent event( wxEVT_KEY_DOWN );
     bool ret = false;
 
     wxKeyEvent event( wxEVT_KEY_DOWN );
     bool ret = false;


@@ -1004,8 +945,44 @@ gtk_window_key_press_callback( GtkWidget *widget,
 
     if( wxTranslateGTKKeyEventToWx(event, win, gdk_event) )
     {
 
     if( wxTranslateGTKKeyEventToWx(event, win, gdk_event) )
     {

-        // Emit KEY_DOWN event
-        ret = win->GetEventHandler()->ProcessEvent( event );
+        // Send the CHAR_HOOK event first
+        if ( SendCharHookEvent(event, win) )
+        {
+            // Don't do anything at all with this event any more.
+            return TRUE;
+        }
+
+        // Next check for accelerators.
+#if wxUSE_ACCEL
+        wxWindowGTK *ancestor = win;
+        while (ancestor)
+        {
+            int command = ancestor->GetAcceleratorTable()->GetCommand( event );
+            if (command != -1)
+            {
+                wxCommandEvent menu_event( wxEVT_MENU, command );
+                ret = ancestor->HandleWindowEvent( menu_event );
+
+                if ( !ret )
+                {
+                    // if the accelerator wasn't handled as menu event, try
+                    // it as button click (for compatibility with other
+                    // platforms):
+                    wxCommandEvent button_event( wxEVT_BUTTON, command );
+                    ret = ancestor->HandleWindowEvent( button_event );
+                }
+
+                break;
+            }
+            if (ancestor->IsTopLevel())
+                break;
+            ancestor = ancestor->GetParent();
+        }
+#endif // wxUSE_ACCEL
+
+        // If not an accelerator, then emit KEY_DOWN event
+        if ( !ret )
+            ret = win->HandleWindowEvent( event );

     }
     else
     {
     }
     else
     {


@@ -1014,27 +991,23 @@ gtk_window_key_press_callback( GtkWidget *widget,
         return_after_IM = true;
     }
 
         return_after_IM = true;
     }
 

-    // 2005.01.26 modified by Hong Jen Yee (hzysoft@sina.com.tw):
-    // When we get a key_press event here, it could be originate
-    // from the current widget or its child widgets.  However, only the widget
-    // with the INPUT FOCUS can generate the INITIAL key_press event.  That is,
-    // if the CURRENT widget doesn't have the FOCUS at all, this event definitely
-    // originated from its child widgets and shouldn't be passed to IM context.
-    // In fact, what a GTK+ IM should do is filtering keyEvents and convert them
-    // into text input ONLY WHEN THE WIDGET HAS INPUT FOCUS.  Besides, when current
-    // widgets has both IM context and input focus, the event should be filtered
-    // by gtk_im_context_filter_keypress().
-    // Then, we should, according to GTK+ 2.0 API doc, return whatever it returns.
-    if ((!ret) && (win->m_imData != NULL) && ( wxWindow::FindFocus() == win ))
+    if ( !ret )

     {
     {

+        // Indicate that IM handling is in process by setting this pointer
+        // (which will remain valid for all the code called during IM key
+        // handling).
+        win->m_imKeyEvent = gdk_event;
+

         // We should let GTK+ IM filter key event first. According to GTK+ 2.0 API
         // docs, if IM filter returns true, no further processing should be done.
         // we should send the key_down event anyway.
         // We should let GTK+ IM filter key event first. According to GTK+ 2.0 API
         // docs, if IM filter returns true, no further processing should be done.
         // we should send the key_down event anyway.

-        bool intercepted_by_IM = gtk_im_context_filter_keypress(win->m_imData->context, gdk_event);
-        win->m_imData->lastKeyEvent = NULL;
-        if (intercepted_by_IM)
+        const int intercepted_by_IM = win->GTKIMFilterKeypress(gdk_event);
+
+        win->m_imKeyEvent = NULL;
+
+        if ( intercepted_by_IM )

         {
         {

-            wxLogTrace(TRACE_KEYS, _T("Key event intercepted by IM"));
+            wxLogTrace(TRACE_KEYS, wxT("Key event intercepted by IM"));

             return TRUE;
         }
     }
             return TRUE;
         }
     }


@@ -1042,34 +1015,13 @@ gtk_window_key_press_callback( GtkWidget *widget,
     if (return_after_IM)
         return FALSE;
 
     if (return_after_IM)
         return FALSE;
 

-#if wxUSE_ACCEL
-    if (!ret)
-    {
-        wxWindowGTK *ancestor = win;
-        while (ancestor)
-        {
-            int command = ancestor->GetAcceleratorTable()->GetCommand( event );
-            if (command != -1)
-            {
-                wxCommandEvent command_event( wxEVT_COMMAND_MENU_SELECTED, command );
-                ret = ancestor->GetEventHandler()->ProcessEvent( command_event );
-                break;
-            }
-            if (ancestor->IsTopLevel())
-                break;
-            ancestor = ancestor->GetParent();
-        }
-    }
-#endif // wxUSE_ACCEL
-

     // Only send wxEVT_CHAR event if not processed yet. Thus, ALT-x
     // will only be sent if it is not in an accelerator table.
     if (!ret)
     {
     // Only send wxEVT_CHAR event if not processed yet. Thus, ALT-x
     // will only be sent if it is not in an accelerator table.
     if (!ret)
     {

-        long key_code;

         KeySym keysym = gdk_event->keyval;
         // Find key code for EVT_CHAR and EVT_CHAR_HOOK events
         KeySym keysym = gdk_event->keyval;
         // Find key code for EVT_CHAR and EVT_CHAR_HOOK events

-        key_code = wxTranslateKeySymToWXKey(keysym, true /* isChar */);
+        long key_code = wxTranslateKeySymToWXKey(keysym, true /* isChar */);

         if ( !key_code )
         {
             if ( wxIsAsciiKeysym(keysym) )
         if ( !key_code )
         {
             if ( wxIsAsciiKeysym(keysym) )


@@ -1086,147 +1038,91 @@ gtk_window_key_press_callback( GtkWidget *widget,
 
         if ( key_code )
         {
 
         if ( key_code )
         {

-            wxLogTrace(TRACE_KEYS, _T("Char event: %ld"), key_code);
+            wxKeyEvent eventChar(wxEVT_CHAR, event);

 
 

-            event.m_keyCode = key_code;
+            wxLogTrace(TRACE_KEYS, wxT("Char event: %ld"), key_code);

 
 

-            // To conform to the docs we need to translate Ctrl-alpha
-            // characters to values in the range 1-26.
-            if ( event.ControlDown() &&
-                 ( wxIsLowerChar(key_code) || wxIsUpperChar(key_code) ))
-            {
-                if ( wxIsLowerChar(key_code) )
-                    event.m_keyCode = key_code - 'a' + 1;
-                if ( wxIsUpperChar(key_code) )
-                    event.m_keyCode = key_code - 'A' + 1;
+            eventChar.m_keyCode = key_code;

 #if wxUSE_UNICODE
 #if wxUSE_UNICODE

-                event.m_uniChar = event.m_keyCode;
-#endif
-            }
+            eventChar.m_uniChar = gdk_keyval_to_unicode(key_code);
+#endif // wxUSE_UNICODE

 
 

-            // Implement OnCharHook by checking ancestor top level windows
-            wxWindow *parent = win;
-            while (parent && !parent->IsTopLevel())
-                parent = parent->GetParent();
-            if (parent)
-            {
-                event.SetEventType( wxEVT_CHAR_HOOK );
-                ret = parent->GetEventHandler()->ProcessEvent( event );
-            }
+            AdjustCharEventKeyCodes(eventChar);

 
 

-            if (!ret)
-            {
-                event.SetEventType(wxEVT_CHAR);
-                ret = win->GetEventHandler()->ProcessEvent( event );
-            }
+            ret = win->HandleWindowEvent(eventChar);

         }
     }
 
         }
     }
 

+    return ret;
+}
+}

 
 

+int wxWindowGTK::GTKIMFilterKeypress(GdkEventKey* event) const
+{
+    return m_imContext ? gtk_im_context_filter_keypress(m_imContext, event)
+                       : FALSE;
+}

 
 

+extern "C" {
+static void
+gtk_wxwindow_commit_cb (GtkIMContext * WXUNUSED(context),
+                        const gchar  *str,
+                        wxWindow     *window)
+{
+    // Ignore the return value here, it doesn't matter for the "commit" signal.
+    window->GTKDoInsertTextFromIM(str);
+}
+}

 
 

-
-    // win is a control: tab can be propagated up
-    if ( !ret &&
-         ((gdk_event->keyval == GDK_Tab) || (gdk_event->keyval == GDK_ISO_Left_Tab)) &&
-// VZ: testing for wxTE_PROCESS_TAB shouldn't be done here - the control may
-//     have this style, yet choose not to process this particular TAB in which
-//     case TAB must still work as a navigational character
-// JS: enabling again to make consistent with other platforms
-//     (with wxTE_PROCESS_TAB you have to call Navigate to get default
-//     navigation behaviour)
-#if wxUSE_TEXTCTRL
-         (! (win->HasFlag(wxTE_PROCESS_TAB) && win->IsKindOf(CLASSINFO(wxTextCtrl)) )) &&
-#endif
-         win->GetParent() && (win->GetParent()->HasFlag( wxTAB_TRAVERSAL)) )
-    {
-        wxNavigationKeyEvent new_event;
-        new_event.SetEventObject( win->GetParent() );
-        // GDK reports GDK_ISO_Left_Tab for SHIFT-TAB
-        new_event.SetDirection( (gdk_event->keyval == GDK_Tab) );
-        // CTRL-TAB changes the (parent) window, i.e. switch notebook page
-        new_event.SetWindowChange( (gdk_event->state & GDK_CONTROL_MASK) );
-        new_event.SetCurrentFocus( win );
-        ret = win->GetParent()->GetEventHandler()->ProcessEvent( new_event );
-    }
-
-    if (ret)
-    {
-        g_signal_stop_emission_by_name (widget, "key_press_event");
-        return TRUE;
-    }
-
-    return FALSE;
-}
-}
-
-extern "C" {
-static void
-gtk_wxwindow_commit_cb (GtkIMContext *context,
-                        const gchar  *str,
-                        wxWindow     *window)
+bool wxWindowGTK::GTKDoInsertTextFromIM(const char* str)

 {
 {

-    wxKeyEvent event( wxEVT_KEY_DOWN );
+    wxKeyEvent event( wxEVT_CHAR );

 
     // take modifiers, cursor position, timestamp etc. from the last
     // key_press_event that was fed into Input Method:
 
     // take modifiers, cursor position, timestamp etc. from the last
     // key_press_event that was fed into Input Method:

-    if (window->m_imData->lastKeyEvent)
+    if ( m_imKeyEvent )

     {
     {

-        wxFillOtherKeyEventFields(event,
-                                  window, window->m_imData->lastKeyEvent);
+        wxFillOtherKeyEventFields(event, this, m_imKeyEvent);
+    }
+    else
+    {
+        event.SetEventObject(this);

     }
 
     }
 

-    const wxWxCharBuffer data(wxGTK_CONV_BACK(str));
-    if( !data )
-        return;
-
-    bool ret = false;
-
-    // Implement OnCharHook by checking ancestor top level windows
-    wxWindow *parent = window;
-    while (parent && !parent->IsTopLevel())
-        parent = parent->GetParent();
+    const wxString data(wxGTK_CONV_BACK_SYS(str));
+    if( data.empty() )
+        return false;

 
 

-    for( const wxChar* pstr = data; *pstr; pstr++ )
+    bool processed = false;
+    for( wxString::const_iterator pstr = data.begin(); pstr != data.end(); ++pstr )

     {
 #if wxUSE_UNICODE
         event.m_uniChar = *pstr;
         // Backward compatible for ISO-8859-1
         event.m_keyCode = *pstr < 256 ? event.m_uniChar : 0;
     {
 #if wxUSE_UNICODE
         event.m_uniChar = *pstr;
         // Backward compatible for ISO-8859-1
         event.m_keyCode = *pstr < 256 ? event.m_uniChar : 0;

-        wxLogTrace(TRACE_KEYS, _T("IM sent character '%c'"), event.m_uniChar);
+        wxLogTrace(TRACE_KEYS, wxT("IM sent character '%c'"), event.m_uniChar);

 #else
 #else

-        event.m_keyCode = *pstr;
+        event.m_keyCode = (char)*pstr;

 #endif  // wxUSE_UNICODE
 
 #endif  // wxUSE_UNICODE
 

-        // To conform to the docs we need to translate Ctrl-alpha
-        // characters to values in the range 1-26.
-        if ( event.ControlDown() &&
-             ( wxIsLowerChar(*pstr) || wxIsUpperChar(*pstr) ))
-        {
-            if ( wxIsLowerChar(*pstr) )
-                event.m_keyCode = *pstr - 'a' + 1;
-            if ( wxIsUpperChar(*pstr) )
-                event.m_keyCode = *pstr - 'A' + 1;
+        AdjustCharEventKeyCodes(event);

 
 

-            event.m_keyCode = *pstr - 'a' + 1;
-#if wxUSE_UNICODE
-            event.m_uniChar = event.m_keyCode;
-#endif
-        }
+        if ( HandleWindowEvent(event) )
+            processed = true;
+    }

 
 

-        if (parent)
-        {
-            event.SetEventType( wxEVT_CHAR_HOOK );
-            ret = parent->GetEventHandler()->ProcessEvent( event );
-        }
+    return processed;
+}

 
 

-        if (!ret)
-        {
-            event.SetEventType(wxEVT_CHAR);
-            ret = window->GetEventHandler()->ProcessEvent( event );
-        }
+bool wxWindowGTK::GTKOnInsertText(const char* text)
+{
+    if ( !m_imKeyEvent )
+    {
+        // We're not inside IM key handling at all.
+        return false;

     }
     }

-}
+
+    return GTKDoInsertTextFromIM(text);

 }
 
 
 }
 
 


@@ -1236,20 +1132,15 @@ gtk_wxwindow_commit_cb (GtkIMContext *context,
 
 extern "C" {
 static gboolean
 
 extern "C" {
 static gboolean

-gtk_window_key_release_callback( GtkWidget *widget,
+gtk_window_key_release_callback( GtkWidget * WXUNUSED(widget),

                                  GdkEventKey *gdk_event,
                                  wxWindowGTK *win )
 {
                                  GdkEventKey *gdk_event,
                                  wxWindowGTK *win )
 {

-    DEBUG_MAIN_THREAD
-
-    // don't need to install idle handler, its done from "event" signal
-
-    if (!win->m_hasVMT)
-        return FALSE;
-

     if (g_blockEventsOnDrag)
         return FALSE;
 
     if (g_blockEventsOnDrag)
         return FALSE;
 

+    wxPROCESS_EVENT_ONCE(GdkEventKey, gdk_event);
+

     wxKeyEvent event( wxEVT_KEY_UP );
     if ( !wxTranslateGTKKeyEventToWx(event, win, gdk_event) )
     {
     wxKeyEvent event( wxEVT_KEY_UP );
     if ( !wxTranslateGTKKeyEventToWx(event, win, gdk_event) )
     {


@@ -1257,11 +1148,7 @@ gtk_window_key_release_callback( GtkWidget *widget,
         return FALSE;
     }
 
         return FALSE;
     }
 

-    if ( !win->GetEventHandler()->ProcessEvent( event ) )
-        return FALSE;
-
-    g_signal_stop_emission_by_name (widget, "key_release_event");
-    return TRUE;
+    return win->GTKProcessEvent(event);

 }
 }
 
 }
 }
 


@@ -1273,38 +1160,6 @@ gtk_window_key_release_callback( GtkWidget *widget,
 // mouse event processing helpers
 // ----------------------------------------------------------------------------
 
 // mouse event processing helpers
 // ----------------------------------------------------------------------------
 

-// init wxMouseEvent with the info from GdkEventXXX struct
-template<typename T> void InitMouseEvent(wxWindowGTK *win,
-                                         wxMouseEvent& event,
-                                         T *gdk_event)
-{
-    event.SetTimestamp( gdk_event->time );
-    event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK);
-    event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK);
-    event.m_altDown = (gdk_event->state & GDK_MOD1_MASK);
-    event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK);
-    event.m_leftDown = (gdk_event->state & GDK_BUTTON1_MASK);
-    event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK);
-    event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK);
-    if (event.GetEventType() == wxEVT_MOUSEWHEEL)
-    {
-       event.m_linesPerAction = 3;
-       event.m_wheelDelta = 120;
-       if (((GdkEventButton*)gdk_event)->button == 4)
-           event.m_wheelRotation = 120;
-       else if (((GdkEventButton*)gdk_event)->button == 5)
-           event.m_wheelRotation = -120;
-    }
-
-    wxPoint pt = win->GetClientAreaOrigin();
-    event.m_x = (wxCoord)gdk_event->x - pt.x;
-    event.m_y = (wxCoord)gdk_event->y - pt.y;
-
-    event.SetEventObject( win );
-    event.SetId( win->GetId() );
-    event.SetTimestamp( gdk_event->time );
-}
-

 static void AdjustEventButtonState(wxMouseEvent& event)
 {
     // GDK reports the old state of the button for a button press event, but
 static void AdjustEventButtonState(wxMouseEvent& event)
 {
     // GDK reports the old state of the button for a button press event, but


@@ -1335,9 +1190,23 @@ static void AdjustEventButtonState(wxMouseEvent& event)
         event.m_rightDown = !event.m_rightDown;
         return;
     }
         event.m_rightDown = !event.m_rightDown;
         return;
     }

+
+    if ((event.GetEventType() == wxEVT_AUX1_DOWN) ||
+        (event.GetEventType() == wxEVT_AUX1_DCLICK))
+    {
+        event.m_aux1Down = true;
+        return;
+    }
+
+    if ((event.GetEventType() == wxEVT_AUX2_DOWN) ||
+        (event.GetEventType() == wxEVT_AUX2_DCLICK))
+    {
+        event.m_aux2Down = true;
+        return;
+    }

 }
 
 }
 

-// find the window to send the mouse event too
+// find the window to send the mouse event to

 static
 wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y)
 {
 static
 wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y)
 {


@@ -1346,21 +1215,21 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y)
 
     if (win->m_wxwindow)
     {
 
     if (win->m_wxwindow)
     {

-        GtkPizza *pizza = GTK_PIZZA(win->m_wxwindow);
-        xx += pizza->xoffset;
-        yy += pizza->yoffset;
+        wxPizza* pizza = WX_PIZZA(win->m_wxwindow);
+        xx += pizza->m_scroll_x;
+        yy += pizza->m_scroll_y;

     }
 
     wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
     while (node)
     {
     }
 
     wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
     while (node)
     {

-        wxWindowGTK *child = node->GetData();
+        wxWindow* child = static_cast<wxWindow*>(node->GetData());

 
         node = node->GetNext();
         if (!child->IsShown())
             continue;
 
 
         node = node->GetNext();
         if (!child->IsShown())
             continue;
 

-        if (child->IsTransparentForMouse())
+        if (child->GTKIsTransparentForMouse())

         {
             // wxStaticBox is transparent in the box itself
             int xx1 = child->m_x;
         {
             // wxStaticBox is transparent in the box itself
             int xx1 = child->m_x;


@@ -1386,7 +1255,8 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y)
         }
         else
         {
         }
         else
         {

-            if ((child->m_wxwindow == (GtkWidget*) NULL) &&
+            if ((child->m_wxwindow == NULL) &&
+                win->IsClientAreaChild(child) &&

                 (child->m_x <= xx) &&
                 (child->m_y <= yy) &&
                 (child->m_x+child->m_width  >= xx) &&
                 (child->m_x <= xx) &&
                 (child->m_y <= yy) &&
                 (child->m_x+child->m_width  >= xx) &&


@@ -1407,14 +1277,19 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y)
 // common event handlers helpers
 // ----------------------------------------------------------------------------
 
 // common event handlers helpers
 // ----------------------------------------------------------------------------
 

-int wxWindowGTK::GTKCallbackCommonPrologue(GdkEventAny *event) const
+bool wxWindowGTK::GTKProcessEvent(wxEvent& event) const

 {
 {

-    DEBUG_MAIN_THREAD
+    // nothing special at this level
+    return HandleWindowEvent(event);
+}

 
 

-    // don't need to install idle handler, its done from "event" signal
+bool wxWindowGTK::GTKShouldIgnoreEvent() const
+{
+    return g_blockEventsOnDrag;
+}

 
 

-    if (!m_hasVMT)
-        return FALSE;
+int wxWindowGTK::GTKCallbackCommonPrologue(GdkEventAny *event) const
+{

     if (g_blockEventsOnDrag)
         return TRUE;
     if (g_blockEventsOnScroll)
     if (g_blockEventsOnDrag)
         return TRUE;
     if (g_blockEventsOnScroll)


@@ -1446,21 +1321,6 @@ wxDEFINE_COMMON_PROLOGUE_OVERLOAD(GdkEventCrossing)
     if ( rc != -1 )                                                           \
         return rc
 
     if ( rc != -1 )                                                           \
         return rc
 

-// send the wxChildFocusEvent and wxFocusEvent, common code of
-// gtk_window_focus_in_callback() and SetFocus()
-static bool DoSendFocusEvents(wxWindow *win)
-{
-    // Notify the parent keeping track of focus for the kbd navigation
-    // purposes that we got it.
-    wxChildFocusEvent eventChildFocus(win);
-    (void)win->GetEventHandler()->ProcessEvent(eventChildFocus);
-
-    wxFocusEvent eventFocus(wxEVT_SET_FOCUS, win->GetId());
-    eventFocus.SetEventObject(win);
-
-    return win->GetEventHandler()->ProcessEvent(eventFocus);
-}
-

 // all event handlers must have C linkage as they're called from GTK+ C code
 extern "C"
 {
 // all event handlers must have C linkage as they're called from GTK+ C code
 extern "C"
 {


@@ -1470,137 +1330,98 @@ extern "C"
 //-----------------------------------------------------------------------------
 
 static gboolean
 //-----------------------------------------------------------------------------
 
 static gboolean

-gtk_window_button_press_callback( GtkWidget *widget,
+gtk_window_button_press_callback( GtkWidget* WXUNUSED_IN_GTK3(widget),

                                   GdkEventButton *gdk_event,
                                   wxWindowGTK *win )
 {
                                   GdkEventButton *gdk_event,
                                   wxWindowGTK *win )
 {

+    wxPROCESS_EVENT_ONCE(GdkEventButton, gdk_event);
+

     wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win);
 
     wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win);
 

-    if (win->m_wxwindow && (g_focusWindow != win) && win->AcceptsFocus())
+    g_lastButtonNumber = gdk_event->button;
+
+    wxEventType event_type;
+    wxEventType down;
+    wxEventType dclick;
+    switch (gdk_event->button)

     {
     {

-        gtk_widget_grab_focus( win->m_wxwindow );
+        case 1:
+            down = wxEVT_LEFT_DOWN;
+            dclick = wxEVT_LEFT_DCLICK;
+            break;
+        case 2:
+            down = wxEVT_MIDDLE_DOWN;
+            dclick = wxEVT_MIDDLE_DCLICK;
+            break;
+        case 3:
+            down = wxEVT_RIGHT_DOWN;
+            dclick = wxEVT_RIGHT_DCLICK;
+            break;
+        case 8:
+            down = wxEVT_AUX1_DOWN;
+            dclick = wxEVT_AUX1_DCLICK;
+            break;
+        case 9:
+            down = wxEVT_AUX2_DOWN;
+            dclick = wxEVT_AUX2_DCLICK;
+            break;
+        default:
+            return false;

     }
     }

-
-    // GDK sends surplus button down events
-    // before a double click event. We
-    // need to filter these out.
-    if (gdk_event->type == GDK_BUTTON_PRESS)
+    switch (gdk_event->type)

     {
     {

-        GdkEvent *peek_event = gdk_event_peek();
-        if (peek_event)
-        {
-            if ((peek_event->type == GDK_2BUTTON_PRESS) ||
-                (peek_event->type == GDK_3BUTTON_PRESS))
+        case GDK_BUTTON_PRESS:
+            event_type = down;
+            // GDK sends surplus button down events
+            // before a double click event. We
+            // need to filter these out.
+            if (win->m_wxwindow)

             {
             {

-                gdk_event_free( peek_event );
-                return TRUE;
+                GdkEvent* peek_event = gdk_event_peek();
+                if (peek_event)
+                {
+                    const GdkEventType peek_event_type = peek_event->type;
+                    gdk_event_free(peek_event);
+                    if (peek_event_type == GDK_2BUTTON_PRESS ||
+                        peek_event_type == GDK_3BUTTON_PRESS)
+                    {
+                        return true;
+                    }
+                }

             }
             }

-            else
+            break;
+        case GDK_2BUTTON_PRESS:
+            event_type = dclick;
+#ifndef __WXGTK3__
+            if (gdk_event->button >= 1 && gdk_event->button <= 3)

             {
             {

-                gdk_event_free( peek_event );
+                // Reset GDK internal timestamp variables in order to disable GDK
+                // triple click events. GDK will then next time believe no button has
+                // been clicked just before, and send a normal button click event.
+                GdkDisplay* display = gtk_widget_get_display(widget);
+                display->button_click_time[1] = 0;
+                display->button_click_time[0] = 0;

             }
             }

-        }
-    }
-
-    wxEventType event_type = wxEVT_NULL;
-
-    // GdkDisplay is a GTK+ 2.2.0 thing
-#if defined(__WXGTK20__) && GTK_CHECK_VERSION(2, 2, 0)
-    if ( gdk_event->type == GDK_2BUTTON_PRESS &&
-            !gtk_check_version(2,2,0) &&
-            gdk_event->button >= 1 && gdk_event->button <= 3 )
-    {
-        // Reset GDK internal timestamp variables in order to disable GDK
-        // triple click events. GDK will then next time believe no button has
-        // been clicked just before, and send a normal button click event.
-        GdkDisplay* display = gtk_widget_get_display (widget);
-        display->button_click_time[1] = 0;
-        display->button_click_time[0] = 0;
-    }
-#endif // GTK 2+
-
-    if (gdk_event->button == 1)
-    {
-        // note that GDK generates triple click events which are not supported
-        // by wxWidgets but still have to be passed to the app as otherwise
-        // clicks would simply go missing
-        switch (gdk_event->type)
-        {
-            // we shouldn't get triple clicks at all for GTK2 because we
-            // suppress them artificially using the code above but we still
-            // should map them to something for GTK1 and not just ignore them
-            // as this would lose clicks
-            case GDK_3BUTTON_PRESS:     // we could also map this to DCLICK...
-            case GDK_BUTTON_PRESS:
-                event_type = wxEVT_LEFT_DOWN;
-                break;
-
-            case GDK_2BUTTON_PRESS:
-                event_type = wxEVT_LEFT_DCLICK;
-                break;
-
-            default:
-                // just to silence gcc warnings
-                ;
-        }
-    }
-    else if (gdk_event->button == 2)
-    {
-        switch (gdk_event->type)
-        {
-            case GDK_3BUTTON_PRESS:
-            case GDK_BUTTON_PRESS:
-                event_type = wxEVT_MIDDLE_DOWN;
-                break;
-
-            case GDK_2BUTTON_PRESS:
-                event_type = wxEVT_MIDDLE_DCLICK;
-                break;
-
-            default:
-                ;
-        }
-    }
-    else if (gdk_event->button == 3)
-    {
-        switch (gdk_event->type)
-        {
-            case GDK_3BUTTON_PRESS:
-            case GDK_BUTTON_PRESS:
-                event_type = wxEVT_RIGHT_DOWN;
-                break;
-
-            case GDK_2BUTTON_PRESS:
-                event_type = wxEVT_RIGHT_DCLICK;
-                break;
-
-            default:
-                ;
-        }
-    }
-    else if (gdk_event->button == 4 || gdk_event->button == 5)
-    {
-        if (gdk_event->type == GDK_BUTTON_PRESS )
-        {
-            event_type = wxEVT_MOUSEWHEEL;
-        }
+#endif // !__WXGTK3__
+            break;
+        // we shouldn't get triple clicks at all for GTK2 because we
+        // suppress them artificially using the code above but we still
+        // should map them to something for GTK3 and not just ignore them
+        // as this would lose clicks
+        case GDK_3BUTTON_PRESS:
+            event_type = down;
+            break;
+        default:
+            return false;

     }
 
     }
 

-    if ( event_type == wxEVT_NULL )
-    {
-        // unknown mouse button or click type
-        return FALSE;
-    }
+    g_lastMouseEvent = (GdkEvent*) gdk_event;

 
     wxMouseEvent event( event_type );
     InitMouseEvent( win, event, gdk_event );
 
     AdjustEventButtonState(event);
 
 
     wxMouseEvent event( event_type );
     InitMouseEvent( win, event, gdk_event );
 
     AdjustEventButtonState(event);
 

-    // wxListBox actually gets mouse events from the item, so we need to give it
-    // a chance to correct this
-    win->FixUpMouseEvent(widget, event.m_x, event.m_y);
-

     // find the correct window to send the event to: it may be a different one
     // from the one which got it at GTK+ level because some controls don't have
     // their own X window and thus cannot get any events.
     // find the correct window to send the event to: it may be a different one
     // from the one which got it at GTK+ level because some controls don't have
     // their own X window and thus cannot get any events.


@@ -1611,10 +1432,15 @@ gtk_window_button_press_callback( GtkWidget *widget,
     event.SetEventObject( win );
     event.SetId( win->GetId() );
 
     event.SetEventObject( win );
     event.SetId( win->GetId() );
 

-    if (win->GetEventHandler()->ProcessEvent( event ))
-    {
-        g_signal_stop_emission_by_name (widget, "button_press_event");
+    bool ret = win->GTKProcessEvent( event );
+    g_lastMouseEvent = NULL;
+    if ( ret )

         return TRUE;
         return TRUE;

+
+    if ((event_type == wxEVT_LEFT_DOWN) && !win->IsOfStandardClass() &&
+        (gs_currentFocus != win) /* && win->IsFocusable() */)
+    {
+        win->SetFocus();

     }
 
     if (event_type == wxEVT_RIGHT_DOWN)
     }
 
     if (event_type == wxEVT_RIGHT_DOWN)


@@ -1631,7 +1457,7 @@ gtk_window_button_press_callback( GtkWidget *widget,
             win->GetId(),
             win->ClientToScreen(event.GetPosition()));
         evtCtx.SetEventObject(win);
             win->GetId(),
             win->ClientToScreen(event.GetPosition()));
         evtCtx.SetEventObject(win);

-        return win->GetEventHandler()->ProcessEvent(evtCtx);
+        return win->GTKProcessEvent(evtCtx);

     }
 
     return FALSE;
     }
 
     return FALSE;


@@ -1642,12 +1468,16 @@ gtk_window_button_press_callback( GtkWidget *widget,
 //-----------------------------------------------------------------------------
 
 static gboolean
 //-----------------------------------------------------------------------------
 
 static gboolean

-gtk_window_button_release_callback( GtkWidget *widget,
+gtk_window_button_release_callback( GtkWidget *WXUNUSED(widget),

                                     GdkEventButton *gdk_event,
                                     wxWindowGTK *win )
 {
                                     GdkEventButton *gdk_event,
                                     wxWindowGTK *win )
 {

+    wxPROCESS_EVENT_ONCE(GdkEventButton, gdk_event);
+

     wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win);
 
     wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win);
 

+    g_lastButtonNumber = 0;
+

     wxEventType event_type = wxEVT_NULL;
 
     switch (gdk_event->button)
     wxEventType event_type = wxEVT_NULL;
 
     switch (gdk_event->button)


@@ -1664,19 +1494,26 @@ gtk_window_button_release_callback( GtkWidget *widget,
             event_type = wxEVT_RIGHT_UP;
             break;
 
             event_type = wxEVT_RIGHT_UP;
             break;
 

+        case 8:
+            event_type = wxEVT_AUX1_UP;
+            break;
+
+        case 9:
+            event_type = wxEVT_AUX2_UP;
+            break;
+

         default:
             // unknown button, don't process
             return FALSE;
     }
 
         default:
             // unknown button, don't process
             return FALSE;
     }
 

+    g_lastMouseEvent = (GdkEvent*) gdk_event;
+

     wxMouseEvent event( event_type );
     InitMouseEvent( win, event, gdk_event );
 
     AdjustEventButtonState(event);
 
     wxMouseEvent event( event_type );
     InitMouseEvent( win, event, gdk_event );
 
     AdjustEventButtonState(event);
 

-    // same wxListBox hack as above
-    win->FixUpMouseEvent(widget, event.m_x, event.m_y);
-

     if ( !g_captureWindow )
         win = FindWindowForMouseEvent(win, event.m_x, event.m_y);
 
     if ( !g_captureWindow )
         win = FindWindowForMouseEvent(win, event.m_x, event.m_y);
 


@@ -1684,13 +1521,11 @@ gtk_window_button_release_callback( GtkWidget *widget,
     event.SetEventObject( win );
     event.SetId( win->GetId() );
 
     event.SetEventObject( win );
     event.SetId( win->GetId() );
 

-    if (win->GetEventHandler()->ProcessEvent( event ))
-    {
-        g_signal_stop_emission_by_name (widget, "button_release_event");
-        return TRUE;
-    }
+    bool ret = win->GTKProcessEvent(event);

 
 

-    return FALSE;
+    g_lastMouseEvent = NULL;
+
+    return ret;

 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------


@@ -1698,29 +1533,41 @@ gtk_window_button_release_callback( GtkWidget *widget,
 //-----------------------------------------------------------------------------
 
 static gboolean
 //-----------------------------------------------------------------------------
 
 static gboolean

-gtk_window_motion_notify_callback( GtkWidget *widget,
+gtk_window_motion_notify_callback( GtkWidget * WXUNUSED(widget),

                                    GdkEventMotion *gdk_event,
                                    wxWindowGTK *win )
 {
                                    GdkEventMotion *gdk_event,
                                    wxWindowGTK *win )
 {

+    wxPROCESS_EVENT_ONCE(GdkEventMotion, gdk_event);
+

     wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win);
 
     if (gdk_event->is_hint)
     {
         int x = 0;
         int y = 0;
     wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win);
 
     if (gdk_event->is_hint)
     {
         int x = 0;
         int y = 0;

-        GdkModifierType state;
-        gdk_window_get_pointer(gdk_event->window, &x, &y, &state);
+#ifdef __WXGTK3__
+        gdk_window_get_device_position(gdk_event->window, gdk_event->device, &x, &y, NULL);
+#else
+        gdk_window_get_pointer(gdk_event->window, &x, &y, NULL);
+#endif

         gdk_event->x = x;
         gdk_event->y = y;
     }
 
         gdk_event->x = x;
         gdk_event->y = y;
     }
 

+    g_lastMouseEvent = (GdkEvent*) gdk_event;
+

     wxMouseEvent event( wxEVT_MOTION );
     InitMouseEvent(win, event, gdk_event);
 
     if ( g_captureWindow )
     {
         // synthesise a mouse enter or leave event if needed
     wxMouseEvent event( wxEVT_MOTION );
     InitMouseEvent(win, event, gdk_event);
 
     if ( g_captureWindow )
     {
         // synthesise a mouse enter or leave event if needed

-        GdkWindow *winUnderMouse = gdk_window_at_pointer(NULL, NULL);
+        GdkWindow* winUnderMouse =
+#ifdef __WXGTK3__
+            gdk_device_get_window_at_position(gdk_event->device, NULL, NULL);
+#else
+            gdk_window_at_pointer(NULL, NULL);
+#endif

         // This seems to be necessary and actually been added to
         // GDK itself in version 2.0.X
         gdk_flush();
         // This seems to be necessary and actually been added to
         // GDK itself in version 2.0.X
         gdk_flush();


@@ -1735,7 +1582,7 @@ gtk_window_motion_notify_callback( GtkWidget *widget,
                                                         : wxEVT_LEAVE_WINDOW);
             InitMouseEvent(win, eventM, gdk_event);
             eventM.SetEventObject(win);
                                                         : wxEVT_LEAVE_WINDOW);
             InitMouseEvent(win, eventM, gdk_event);
             eventM.SetEventObject(win);

-            win->GetEventHandler()->ProcessEvent(eventM);
+            win->GTKProcessEvent(eventM);

         }
     }
     else // no capture
         }
     }
     else // no capture


@@ -1750,65 +1597,129 @@ gtk_window_motion_notify_callback( GtkWidget *widget,
     if ( !g_captureWindow )
     {
         wxSetCursorEvent cevent( event.m_x, event.m_y );
     if ( !g_captureWindow )
     {
         wxSetCursorEvent cevent( event.m_x, event.m_y );

-        if (win->GetEventHandler()->ProcessEvent( cevent ))
+        if (win->GTKProcessEvent( cevent ))

         {
         {

-            // Rewrite cursor handling here (away from idle).
+            win->SetCursor( cevent.GetCursor() );

         }
     }
 
         }
     }
 

-    if (win->GetEventHandler()->ProcessEvent( event ))
-    {
-        g_signal_stop_emission_by_name (widget, "motion_notify_event");
-        return TRUE;
-    }
+    bool ret = win->GTKProcessEvent(event);

 
 

-    return FALSE;
+    g_lastMouseEvent = NULL;
+
+    return ret;

 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------

-// "scroll_event", (mouse wheel event)
+// "scroll_event" (mouse wheel event)

 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 

+// Compute lines/columns per action the same way as private GTK+ function
+// _gtk_range_get_wheel_delta()
+static inline int GetWheelScrollActionDelta(GtkRange* range)
+{
+    int delta = 3;
+    if (range)
+    {
+        GtkAdjustment* adj = gtk_range_get_adjustment(range);
+        const double page_size = gtk_adjustment_get_page_size(adj);
+        delta = wxRound(pow(page_size, 2.0 / 3.0));
+    }
+    return delta;
+}
+

 static gboolean
 window_scroll_event(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win)
 {
 static gboolean
 window_scroll_event(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win)
 {

-    DEBUG_MAIN_THREAD
+    wxMouseEvent event(wxEVT_MOUSEWHEEL);
+    InitMouseEvent(win, event, gdk_event);

 
 

-    // don't need to install idle handler, its done from "event" signal
+    event.m_wheelDelta = 120;

 
 

-    if (gdk_event->direction != GDK_SCROLL_UP &&
-        gdk_event->direction != GDK_SCROLL_DOWN)
+#if GTK_CHECK_VERSION(3,4,0)
+    if (gdk_event->direction == GDK_SCROLL_SMOOTH)

     {
     {

-        return false;
+        bool processed_x = false;
+        if (gdk_event->delta_x)
+        {
+            event.m_wheelAxis = wxMOUSE_WHEEL_HORIZONTAL;
+            event.m_wheelRotation = int(event.m_wheelDelta * gdk_event->delta_x);
+            GtkRange* range = win->m_scrollBar[wxWindow::ScrollDir_Horz];
+            event.m_linesPerAction = GetWheelScrollActionDelta(range);
+            event.m_columnsPerAction = event.m_linesPerAction;
+            processed_x = win->GTKProcessEvent(event);
+        }
+        bool processed_y = false;
+        if (gdk_event->delta_y)
+        {
+            event.m_wheelAxis = wxMOUSE_WHEEL_VERTICAL;
+            event.m_wheelRotation = int(event.m_wheelDelta * gdk_event->delta_y);
+            GtkRange* range = win->m_scrollBar[wxWindow::ScrollDir_Vert];
+            event.m_linesPerAction = GetWheelScrollActionDelta(range);
+            event.m_columnsPerAction = event.m_linesPerAction;
+            processed_y = win->GTKProcessEvent(event);
+        }
+        return processed_x || processed_y;
+    }
+#endif // GTK_CHECK_VERSION(3,4,0)
+    GtkRange *range;
+    switch (gdk_event->direction)
+    {
+        case GDK_SCROLL_UP:
+        case GDK_SCROLL_DOWN:
+            range = win->m_scrollBar[wxWindow::ScrollDir_Vert];
+            event.m_wheelAxis = wxMOUSE_WHEEL_VERTICAL;
+            break;
+        case GDK_SCROLL_LEFT:
+        case GDK_SCROLL_RIGHT:
+            range = win->m_scrollBar[wxWindow::ScrollDir_Horz];
+            event.m_wheelAxis = wxMOUSE_WHEEL_HORIZONTAL;
+            break;
+        default:
+            return false;

     }
 
     }
 

-    wxMouseEvent event(wxEVT_MOUSEWHEEL);
-    // Can't use InitMouse macro because scroll events don't have button
-    event.SetTimestamp( gdk_event->time );
-    event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK);
-    event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK);
-    event.m_altDown = (gdk_event->state & GDK_MOD1_MASK);
-    event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK);
-    event.m_leftDown = (gdk_event->state & GDK_BUTTON1_MASK);
-    event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK);
-    event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK);
-    event.m_linesPerAction = 3;
-    event.m_wheelDelta = 120;
-    if (gdk_event->direction == GDK_SCROLL_UP)
-        event.m_wheelRotation = 120;
-    else
-        event.m_wheelRotation = -120;
+    event.m_wheelRotation = event.m_wheelDelta;
+    if (gdk_event->direction == GDK_SCROLL_UP ||
+        gdk_event->direction == GDK_SCROLL_LEFT)
+    {
+        event.m_wheelRotation = -event.m_wheelRotation;
+    }
+    event.m_linesPerAction = GetWheelScrollActionDelta(range);
+    event.m_columnsPerAction = event.m_linesPerAction;

 
 

-    wxPoint pt = win->GetClientAreaOrigin();
-    event.m_x = (wxCoord)gdk_event->x - pt.x;
-    event.m_y = (wxCoord)gdk_event->y - pt.y;
+    return win->GTKProcessEvent(event);
+}

 
 

-    event.SetEventObject( win );
-    event.SetId( win->GetId() );
-    event.SetTimestamp( gdk_event->time );
+#if GTK_CHECK_VERSION(3,4,0)
+static gboolean
+hscrollbar_scroll_event(GtkWidget* widget, GdkEventScroll* gdk_event, wxWindow* win)
+{
+    GdkEventScroll event2;
+    if (gdk_event->direction == GDK_SCROLL_SMOOTH && gdk_event->delta_x == 0)
+    {
+        memcpy(&event2, gdk_event, sizeof(event2));
+        event2.delta_x = event2.delta_y;
+        event2.delta_y = 0;
+        gdk_event = &event2;
+    }
+    return window_scroll_event(widget, gdk_event, win);
+}

 
 

-    return win->GetEventHandler()->ProcessEvent(event);
+static gboolean
+vscrollbar_scroll_event(GtkWidget* widget, GdkEventScroll* gdk_event, wxWindow* win)
+{
+    GdkEventScroll event2;
+    if (gdk_event->direction == GDK_SCROLL_SMOOTH && gdk_event->delta_y == 0)
+    {
+        memcpy(&event2, gdk_event, sizeof(event2));
+        event2.delta_y = event2.delta_x;
+        event2.delta_x = 0;
+        gdk_event = &event2;
+    }
+    return window_scroll_event(widget, gdk_event, win);

 }
 }

+#endif // GTK_CHECK_VERSION(3,4,0)

 
 //-----------------------------------------------------------------------------
 // "popup-menu"
 
 //-----------------------------------------------------------------------------
 // "popup-menu"


@@ -1818,7 +1729,7 @@ static gboolean wxgtk_window_popup_menu_callback(GtkWidget*, wxWindowGTK* win)
 {
     wxContextMenuEvent event(wxEVT_CONTEXT_MENU, win->GetId(), wxPoint(-1, -1));
     event.SetEventObject(win);
 {
     wxContextMenuEvent event(wxEVT_CONTEXT_MENU, win->GetId(), wxPoint(-1, -1));
     event.SetEventObject(win);

-    return win->GetEventHandler()->ProcessEvent(event);
+    return win->GTKProcessEvent(event);

 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------


@@ -1826,209 +1737,94 @@ static gboolean wxgtk_window_popup_menu_callback(GtkWidget*, wxWindowGTK* win)
 //-----------------------------------------------------------------------------
 
 static gboolean
 //-----------------------------------------------------------------------------
 
 static gboolean

-gtk_window_focus_in_callback( GtkWidget *widget,
+gtk_window_focus_in_callback( GtkWidget * WXUNUSED(widget),

                               GdkEventFocus *WXUNUSED(event),
                               GdkEventFocus *WXUNUSED(event),

-                              wxWindow *win )
+                              wxWindowGTK *win )

 {
 {

-    DEBUG_MAIN_THREAD
-
-    // don't need to install idle handler, its done from "event" signal
+    return win->GTKHandleFocusIn();
+}

 
 

-    if (win->m_imData)
-        gtk_im_context_focus_in(win->m_imData->context);
+//-----------------------------------------------------------------------------
+// "focus_out_event"
+//-----------------------------------------------------------------------------

 
 

-    g_focusWindowLast =
-    g_focusWindow = win;
+static gboolean
+gtk_window_focus_out_callback( GtkWidget * WXUNUSED(widget),
+                               GdkEventFocus * WXUNUSED(gdk_event),
+                               wxWindowGTK *win )
+{
+    return win->GTKHandleFocusOut();
+}

 
 

-    wxLogTrace(TRACE_FOCUS,
-               _T("%s: focus in"), win->GetName().c_str());
+//-----------------------------------------------------------------------------
+// "focus"
+//-----------------------------------------------------------------------------

 
 

-#ifdef HAVE_XIM
-    if (win->m_ic)
-        gdk_im_begin(win->m_ic, win->m_wxwindow->window);
-#endif
+static gboolean
+wx_window_focus_callback(GtkWidget *widget,
+                         GtkDirectionType WXUNUSED(direction),
+                         wxWindowGTK *win)
+{
+    // the default handler for focus signal in GtkScrolledWindow sets
+    // focus to the window itself even if it doesn't accept focus, i.e. has no
+    // GTK_CAN_FOCUS in its style -- work around this by forcibly preventing
+    // the signal from reaching gtk_scrolled_window_focus() if we don't have
+    // any children which might accept focus (we know we don't accept the focus
+    // ourselves as this signal is only connected in this case)
+    if ( win->GetChildren().empty() )
+        g_signal_stop_emission_by_name(widget, "focus");
+
+    // we didn't change the focus
+    return FALSE;
+}

 
 

-#if wxUSE_CARET
-    // caret needs to be informed about focus change
-    wxCaret *caret = win->GetCaret();
-    if ( caret )
-    {
-        caret->OnSetFocus();
-    }
-#endif // wxUSE_CARET
+//-----------------------------------------------------------------------------
+// "enter_notify_event"
+//-----------------------------------------------------------------------------

 
 

-    gboolean ret = FALSE;
+static gboolean
+gtk_window_enter_callback( GtkWidget*,
+                           GdkEventCrossing *gdk_event,
+                           wxWindowGTK *win )
+{
+    wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win);

 
 

-    // does the window itself think that it has the focus?
-    if ( !win->m_hasFocus )
-    {
-        // not yet, notify it
-        win->m_hasFocus = true;
+    // Event was emitted after a grab
+    if (gdk_event->mode != GDK_CROSSING_NORMAL) return FALSE;

 
 

-        (void)DoSendFocusEvents(win);
+    wxMouseEvent event( wxEVT_ENTER_WINDOW );
+    InitMouseEvent(win, event, gdk_event);

 
 

-        ret = TRUE;
+    if ( !g_captureWindow )
+    {
+        wxSetCursorEvent cevent( event.m_x, event.m_y );
+        if (win->GTKProcessEvent( cevent ))
+        {
+            win->SetCursor( cevent.GetCursor() );
+        }

     }
 
     }
 

-    // Disable default focus handling for custom windows
-    // since the default GTK+ handler issues a repaint
-    if (win->m_wxwindow)
-        return ret;
-
-    return FALSE;
+    return win->GTKProcessEvent(event);

 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------

-// "focus_out_event"
+// "leave_notify_event"

 //-----------------------------------------------------------------------------
 
 static gboolean
 //-----------------------------------------------------------------------------
 
 static gboolean

-gtk_window_focus_out_callback( GtkWidget *widget,
-                               GdkEventFocus *gdk_event,
-                               wxWindowGTK *win )
+gtk_window_leave_callback( GtkWidget*,
+                           GdkEventCrossing *gdk_event,
+                           wxWindowGTK *win )

 {
 {

-    DEBUG_MAIN_THREAD
-
-    // don't need to install idle handler, its done from "event" signal
-
-    if (win->m_imData)
-        gtk_im_context_focus_out(win->m_imData->context);
-
-    wxLogTrace( TRACE_FOCUS,
-                _T("%s: focus out"), win->GetName().c_str() );
-
-
-    wxWindowGTK *winFocus = wxFindFocusedChild(win);
-    if ( winFocus )
-        win = winFocus;
-
-    g_focusWindow = (wxWindowGTK *)NULL;
-
-#ifdef HAVE_XIM
-    if (win->m_ic)
-        gdk_im_end();
-#endif
-
-#if wxUSE_CARET
-    // caret needs to be informed about focus change
-    wxCaret *caret = win->GetCaret();
-    if ( caret )
-    {
-        caret->OnKillFocus();
-    }
-#endif // wxUSE_CARET
-
-    gboolean ret = FALSE;
-
-    // don't send the window a kill focus event if it thinks that it doesn't
-    // have focus already
-    if ( win->m_hasFocus )
-    {
-        win->m_hasFocus = false;
-
-        wxFocusEvent event( wxEVT_KILL_FOCUS, win->GetId() );
-        event.SetEventObject( win );
-
-        (void)win->GetEventHandler()->ProcessEvent( event );
-
-        ret = TRUE;
-    }
-
-    // Disable default focus handling for custom windows
-    // since the default GTK+ handler issues a repaint
-    if (win->m_wxwindow)
-        return ret;
-
-    return FALSE;
-}
-
-//-----------------------------------------------------------------------------
-// "enter_notify_event"
-//-----------------------------------------------------------------------------
-
-static gboolean
-gtk_window_enter_callback( GtkWidget *widget,
-                           GdkEventCrossing *gdk_event,
-                           wxWindowGTK *win )
-{
-    wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win);
-
-    // Event was emitted after a grab
-    if (gdk_event->mode != GDK_CROSSING_NORMAL) return FALSE;
-
-    int x = 0;
-    int y = 0;
-    GdkModifierType state = (GdkModifierType)0;
-
-    gdk_window_get_pointer( widget->window, &x, &y, &state );
-
-    wxMouseEvent event( wxEVT_ENTER_WINDOW );
-    InitMouseEvent(win, event, gdk_event);
-    wxPoint pt = win->GetClientAreaOrigin();
-    event.m_x = x + pt.x;
-    event.m_y = y + pt.y;
-
-    if ( !g_captureWindow )
-    {
-        wxSetCursorEvent cevent( event.m_x, event.m_y );
-        if (win->GetEventHandler()->ProcessEvent( cevent ))
-        {
-            // Rewrite cursor handling here (away from idle).
-        }
-    }
-
-    if (win->GetEventHandler()->ProcessEvent( event ))
-    {
-       g_signal_stop_emission_by_name (widget, "enter_notify_event");
-       return TRUE;
-    }
-
-    return FALSE;
-}
-
-//-----------------------------------------------------------------------------
-// "leave_notify_event"
-//-----------------------------------------------------------------------------
-
-static gboolean
-gtk_window_leave_callback( GtkWidget *widget,
-                           GdkEventCrossing *gdk_event,
-                           wxWindowGTK *win )
-{
-    wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win);
+    wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win);

 
     // Event was emitted after an ungrab
     if (gdk_event->mode != GDK_CROSSING_NORMAL) return FALSE;
 
     wxMouseEvent event( wxEVT_LEAVE_WINDOW );
 
     // Event was emitted after an ungrab
     if (gdk_event->mode != GDK_CROSSING_NORMAL) return FALSE;
 
     wxMouseEvent event( wxEVT_LEAVE_WINDOW );

-    event.SetTimestamp( gdk_event->time );
-    event.SetEventObject( win );
-
-    int x = 0;
-    int y = 0;
-    GdkModifierType state = (GdkModifierType)0;
-
-    gdk_window_get_pointer( widget->window, &x, &y, &state );
-
-    event.m_shiftDown = (state & GDK_SHIFT_MASK) != 0;
-    event.m_controlDown = (state & GDK_CONTROL_MASK) != 0;
-    event.m_altDown = (state & GDK_MOD1_MASK) != 0;
-    event.m_metaDown = (state & GDK_MOD2_MASK) != 0;
-    event.m_leftDown = (state & GDK_BUTTON1_MASK) != 0;
-    event.m_middleDown = (state & GDK_BUTTON2_MASK) != 0;
-    event.m_rightDown = (state & GDK_BUTTON3_MASK) != 0;
-
-    wxPoint pt = win->GetClientAreaOrigin();
-    event.m_x = x + pt.x;
-    event.m_y = y + pt.y;
-
-    if (win->GetEventHandler()->ProcessEvent( event ))
-    {
-        g_signal_stop_emission_by_name (widget, "leave_notify_event");
-        return TRUE;
-    }
+    InitMouseEvent(win, event, gdk_event);

 
 

-    return FALSE;
+    return win->GTKProcessEvent(event);

 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------


@@ -2038,7 +1834,7 @@ gtk_window_leave_callback( GtkWidget *widget,
 static void
 gtk_scrollbar_value_changed(GtkRange* range, wxWindow* win)
 {
 static void
 gtk_scrollbar_value_changed(GtkRange* range, wxWindow* win)
 {

-    wxEventType eventType = win->GetScrollEventType(range);
+    wxEventType eventType = win->GTKGetScrollEventType(range);

     if (eventType != wxEVT_NULL)
     {
         // Convert scroll event type to scrollwin event type
     if (eventType != wxEVT_NULL)
     {
         // Convert scroll event type to scrollwin event type


@@ -2048,13 +1844,11 @@ gtk_scrollbar_value_changed(GtkRange* range, wxWindow* win)
         wxWindowGTK::ScrollDir dir = win->ScrollDirFromRange(range);
 
         // generate the corresponding wx event
         wxWindowGTK::ScrollDir dir = win->ScrollDirFromRange(range);
 
         // generate the corresponding wx event

-        const int orient = win->OrientFromScrollDir(dir);
+        const int orient = wxWindow::OrientFromScrollDir(dir);

         wxScrollWinEvent event(eventType, win->GetScrollPos(orient), orient);
         event.SetEventObject(win);
 
         wxScrollWinEvent event(eventType, win->GetScrollPos(orient), orient);
         event.SetEventObject(win);
 

-        win->m_blockValueChanged[dir] = true;
-        win->GetEventHandler()->ProcessEvent(event);
-        win->m_blockValueChanged[dir] = false;
+        win->GTKProcessEvent(event);

     }
 }
 
     }
 }
 


@@ -2065,10 +1859,6 @@ gtk_scrollbar_value_changed(GtkRange* range, wxWindow* win)
 static gboolean
 gtk_scrollbar_button_press_event(GtkRange*, GdkEventButton*, wxWindow* win)
 {
 static gboolean
 gtk_scrollbar_button_press_event(GtkRange*, GdkEventButton*, wxWindow* win)
 {

-    DEBUG_MAIN_THREAD
-
-    // don't need to install idle handler, its done from "event" signal
-

     g_blockEventsOnScroll = true;
     win->m_mouseButtonDown = true;
 
     g_blockEventsOnScroll = true;
     win->m_mouseButtonDown = true;
 


@@ -2086,11 +1876,12 @@ gtk_scrollbar_event_after(GtkRange* range, GdkEvent* event, wxWindow* win)
     {
         g_signal_handlers_block_by_func(range, (void*)gtk_scrollbar_event_after, win);
 
     {
         g_signal_handlers_block_by_func(range, (void*)gtk_scrollbar_event_after, win);
 

-        const int orient = win->OrientFromScrollDir(
+        const int orient = wxWindow::OrientFromScrollDir(

                                         win->ScrollDirFromRange(range));
                                         win->ScrollDirFromRange(range));

-        wxScrollWinEvent event(wxEVT_SCROLLWIN_THUMBRELEASE, win->GetScrollPos(orient), orient);
-        event.SetEventObject(win);
-        win->GetEventHandler()->ProcessEvent(event);
+        wxScrollWinEvent evt(wxEVT_SCROLLWIN_THUMBRELEASE,
+                                win->GetScrollPos(orient), orient);
+        evt.SetEventObject(win);
+        win->GTKProcessEvent(evt);

     }
 }
 
     }
 }
 


@@ -2101,8 +1892,6 @@ gtk_scrollbar_event_after(GtkRange* range, GdkEvent* event, wxWindow* win)
 static gboolean
 gtk_scrollbar_button_release_event(GtkRange* range, GdkEventButton*, wxWindow* win)
 {
 static gboolean
 gtk_scrollbar_button_release_event(GtkRange* range, GdkEventButton*, wxWindow* win)
 {

-    DEBUG_MAIN_THREAD
-

     g_blockEventsOnScroll = false;
     win->m_mouseButtonDown = false;
     // If thumb tracking
     g_blockEventsOnScroll = false;
     win->m_mouseButtonDown = false;
     // If thumb tracking


@@ -2122,183 +1911,188 @@ gtk_scrollbar_button_release_event(GtkRange* range, GdkEventButton*, wxWindow* w
 // "realize" from m_widget
 //-----------------------------------------------------------------------------
 
 // "realize" from m_widget
 //-----------------------------------------------------------------------------
 

-/* We cannot set colours and fonts before the widget has
-   been realized, so we do this directly after realization. */
-

 static void
 static void

-gtk_window_realized_callback( GtkWidget *m_widget, wxWindow *win )
+gtk_window_realized_callback(GtkWidget* WXUNUSED(widget), wxWindowGTK* win)

 {
 {

-    DEBUG_MAIN_THREAD
+    win->GTKHandleRealized();
+}

 
 

-    if (g_isIdle)
-        wxapp_install_idle_handler();
+//-----------------------------------------------------------------------------
+// "size_allocate" from m_wxwindow or m_widget
+//-----------------------------------------------------------------------------

 
 

-    if (win->m_imData)
+static void
+size_allocate(GtkWidget*, GtkAllocation* alloc, wxWindow* win)
+{
+    int w = alloc->width;
+    int h = alloc->height;
+    if (win->m_wxwindow)

     {
     {

-        GtkPizza *pizza = GTK_PIZZA( m_widget );
-        gtk_im_context_set_client_window( win->m_imData->context,
-                                          pizza->bin_window );
+        GtkBorder border;
+        WX_PIZZA(win->m_wxwindow)->get_border(border);
+        w -= border.left + border.right;
+        h -= border.top + border.bottom;
+        if (w < 0) w = 0;
+        if (h < 0) h = 0;
+    }
+    GtkAllocation a;
+    gtk_widget_get_allocation(win->m_widget, &a);
+    // update position for widgets in native containers, such as wxToolBar
+    if (!WX_IS_PIZZA(gtk_widget_get_parent(win->m_widget)))
+    {
+        win->m_x = a.x;
+        win->m_y = a.y;
+    }
+    win->m_useCachedClientSize = true;
+    if (win->m_clientWidth != w || win->m_clientHeight != h)
+    {
+        win->m_clientWidth  = w;
+        win->m_clientHeight = h;
+        // this callback can be connected to m_wxwindow,
+        // so always get size from m_widget->allocation
+        win->m_width  = a.width;
+        win->m_height = a.height;
+        if (!win->m_nativeSizeEvent)
+        {
+            wxSizeEvent event(win->GetSize(), win->GetId());
+            event.SetEventObject(win);
+            win->GTKProcessEvent(event);
+        }

     }
     }

-
-    wxWindowCreateEvent event( win );
-    event.SetEventObject( win );
-    win->GetEventHandler()->ProcessEvent( event );

 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------

-// "size_allocate"
+// "grab_broken"

 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 

-static
-void gtk_window_size_callback( GtkWidget *WXUNUSED(widget),
-                               GtkAllocation *WXUNUSED(alloc),
-                               wxWindow *win )
+#if GTK_CHECK_VERSION(2, 8, 0)
+static gboolean
+gtk_window_grab_broken( GtkWidget*,
+                        GdkEventGrabBroken *event,
+                        wxWindow *win )

 {
 {

-    if (g_isIdle)
-        wxapp_install_idle_handler();
-
-    int client_width = 0;
-    int client_height = 0;
-    win->GetClientSize( &client_width, &client_height );
-    if ((client_width == win->m_oldClientWidth) && (client_height == win->m_oldClientHeight))
-        return;
-
-    win->m_oldClientWidth = client_width;
-    win->m_oldClientHeight = client_height;
-
-    if (!win->m_nativeSizeEvent)
+    // Mouse capture has been lost involuntarily, notify the application
+    if(!event->keyboard && wxWindow::GetCapture() == win)

     {
     {

-        wxSizeEvent event( win->GetSize(), win->GetId() );
-        event.SetEventObject( win );
-        win->GetEventHandler()->ProcessEvent( event );
+        wxMouseCaptureLostEvent evt( win->GetId() );
+        evt.SetEventObject( win );
+        win->HandleWindowEvent( evt );

     }
     }

+    return false;

 }
 }

+#endif

 
 

+//-----------------------------------------------------------------------------
+// "style_set"/"style_updated"
+//-----------------------------------------------------------------------------

 
 

-#ifdef HAVE_XIM
-    #define WXUNUSED_UNLESS_XIM(param)  param
+#ifdef __WXGTK3__
+static void style_updated(GtkWidget*, wxWindow* win)

 #else
 #else

-    #define WXUNUSED_UNLESS_XIM(param)  WXUNUSED(param)
+static void style_updated(GtkWidget*, GtkStyle*, wxWindow* win)

 #endif
 #endif

-
-/* Resize XIM window */
-static
-void gtk_wxwindow_size_callback( GtkWidget* WXUNUSED_UNLESS_XIM(widget),
-                                 GtkAllocation* WXUNUSED_UNLESS_XIM(alloc),
-                                 wxWindowGTK* WXUNUSED_UNLESS_XIM(win) )

 {
 {

-    if (g_isIdle)
-        wxapp_install_idle_handler();
-
-#ifdef HAVE_XIM
-    if (!win->m_ic)
-        return;
-
-    if  (gdk_ic_get_style (win->m_ic) & GDK_IM_PREEDIT_POSITION)
-    {
-        gint width, height;
-
-        gdk_drawable_get_size (widget->window, &width, &height);
-        win->m_icattr->preedit_area.width = width;
-        win->m_icattr->preedit_area.height = height;
-        gdk_ic_set_attr (win->m_ic, win->m_icattr, GDK_IC_PREEDIT_AREA);
-    }
-#endif // HAVE_XIM
+    wxSysColourChangedEvent event;
+    event.SetEventObject(win);
+    win->GTKProcessEvent(event);

 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------

-// "realize" from m_wxwindow
+// "unrealize"

 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 

-/* Initialize XIM support */
-
-static void
-gtk_wxwindow_realized_callback( GtkWidget * WXUNUSED_UNLESS_XIM(widget),
-                                wxWindowGTK * WXUNUSED_UNLESS_XIM(win) )
+static void unrealize(GtkWidget*, wxWindow* win)

 {
 {

-    if (g_isIdle)
-        wxapp_install_idle_handler();
-
-#ifdef HAVE_XIM
-    if (win->m_ic) return;
-    if (!widget) return;
-    if (!gdk_im_ready()) return;
-
-    win->m_icattr = gdk_ic_attr_new();
-    if (!win->m_icattr) return;
+    win->GTKHandleUnrealize();
+}

 
 

-    gint width, height;
-    GdkEventMask mask;
-    GdkColormap *colormap;
-    GdkICAttr *attr = win->m_icattr;
-    unsigned attrmask = GDK_IC_ALL_REQ;
-    GdkIMStyle style;
-    GdkIMStyle supported_style = (GdkIMStyle)
-                                  (GDK_IM_PREEDIT_NONE |
-                                   GDK_IM_PREEDIT_NOTHING |
-                                   GDK_IM_PREEDIT_POSITION |
-                                   GDK_IM_STATUS_NONE |
-                                   GDK_IM_STATUS_NOTHING);
+} // extern "C"

 
 

-    if (widget->style && widget->style->font->type != GDK_FONT_FONTSET)
-        supported_style = (GdkIMStyle)(supported_style & ~GDK_IM_PREEDIT_POSITION);
+void wxWindowGTK::GTKHandleRealized()
+{
+    if (IsFrozen())
+        DoFreeze();

 
 

-    attr->style = style = gdk_im_decide_style (supported_style);
-    attr->client_window = widget->window;
+    GdkWindow* const window = GTKGetDrawingWindow();

 
 

-    if ((colormap = gtk_widget_get_colormap (widget)) !=
-            gtk_widget_get_default_colormap ())
+    if (m_imContext)

     {
     {

-        attrmask |= GDK_IC_PREEDIT_COLORMAP;
-        attr->preedit_colormap = colormap;
+        gtk_im_context_set_client_window
+        (
+            m_imContext,
+            window ? window
+                       : gtk_widget_get_window(m_widget)
+        );

     }
 
     }
 

-    attrmask |= GDK_IC_PREEDIT_FOREGROUND;
-    attrmask |= GDK_IC_PREEDIT_BACKGROUND;
-    attr->preedit_foreground = widget->style->fg[GTK_STATE_NORMAL];
-    attr->preedit_background = widget->style->base[GTK_STATE_NORMAL];
+    // Use composited window if background is transparent, if supported.
+    if (m_backgroundStyle == wxBG_STYLE_TRANSPARENT)
+    {
+#if wxGTK_HAS_COMPOSITING_SUPPORT
+        if (IsTransparentBackgroundSupported())
+        {
+            if (window)
+                gdk_window_set_composited(window, true);
+        }
+        else
+#endif // wxGTK_HAS_COMPOSITING_SUPPORT
+        {
+            // We revert to erase mode if transparency is not supported
+            m_backgroundStyle = wxBG_STYLE_ERASE;
+        }
+    }

 
 

-    switch (style & GDK_IM_PREEDIT_MASK)
+#ifndef __WXGTK3__
+    if (window && (
+        m_backgroundStyle == wxBG_STYLE_PAINT ||
+        m_backgroundStyle == wxBG_STYLE_TRANSPARENT))

     {
     {

-        case GDK_IM_PREEDIT_POSITION:
-            if (widget->style && widget->style->font->type != GDK_FONT_FONTSET)
-            {
-                g_warning ("over-the-spot style requires fontset");
-                break;
-            }
+        gdk_window_set_back_pixmap(window, NULL, false);
+    }
+#endif

 
 

-            gdk_drawable_get_size (widget->window, &width, &height);
+    wxWindowCreateEvent event(static_cast<wxWindow*>(this));
+    event.SetEventObject( this );
+    GTKProcessEvent( event );

 
 

-            attrmask |= GDK_IC_PREEDIT_POSITION_REQ;
-            attr->spot_location.x = 0;
-            attr->spot_location.y = height;
-            attr->preedit_area.x = 0;
-            attr->preedit_area.y = 0;
-            attr->preedit_area.width = width;
-            attr->preedit_area.height = height;
-            attr->preedit_fontset = widget->style->font;
+    GTKUpdateCursor(true, false);

 
 

-            break;
+    if (m_wxwindow && IsTopLevel())
+    {
+        // attaching to style changed signal after realization avoids initial
+        // changes we don't care about
+        const gchar *detailed_signal =
+#ifdef __WXGTK3__
+            "style_updated";
+#else
+            "style_set";
+#endif
+        g_signal_connect(m_wxwindow,
+            detailed_signal,
+            G_CALLBACK(style_updated), this);

     }
     }

+}

 
 

-      win->m_ic = gdk_ic_new (attr, (GdkICAttributesType)attrmask);
+void wxWindowGTK::GTKHandleUnrealize()
+{
+    // unrealizing a frozen window seems to have some lingering effect
+    // preventing updates to the affected area
+    if (IsFrozen())
+        DoThaw();

 
 

-      if (win->m_ic == NULL)
-          g_warning ("Can't create input context.");
-      else
-      {
-          mask = gdk_window_get_events (widget->window);
-          mask = (GdkEventMask)(mask | gdk_ic_get_events (win->m_ic));
-          gdk_window_set_events (widget->window, mask);
+    if (m_wxwindow)
+    {
+        if (m_imContext)
+            gtk_im_context_set_client_window(m_imContext, NULL);

 
 

-          if (GTK_WIDGET_HAS_FOCUS(widget))
-              gdk_im_begin (win->m_ic, widget->window);
-      }
-#endif // HAVE_XIM
+        if (IsTopLevel())
+        {
+            g_signal_handlers_disconnect_by_func(
+                m_wxwindow, (void*)style_updated, this);
+        }
+    }

 }
 
 }
 

-} // extern "C"
-

 // ----------------------------------------------------------------------------
 // this wxWindowBase function is implemented here (in platform-specific file)
 // because it is static and so couldn't be made virtual
 // ----------------------------------------------------------------------------
 // this wxWindowBase function is implemented here (in platform-specific file)
 // because it is static and so couldn't be made virtual


@@ -2306,35 +2100,32 @@ gtk_wxwindow_realized_callback( GtkWidget * WXUNUSED_UNLESS_XIM(widget),
 
 wxWindow *wxWindowBase::DoFindFocus()
 {
 
 wxWindow *wxWindowBase::DoFindFocus()
 {

+#if wxUSE_MENUS
+    // For compatibility with wxMSW, pretend that showing a popup menu doesn't
+    // change the focus and that it remains on the window showing it, even
+    // though the real focus does change in GTK.
+    extern wxMenu *wxCurrentPopupMenu;
+    if ( wxCurrentPopupMenu )
+        return wxCurrentPopupMenu->GetInvokingWindow();
+#endif // wxUSE_MENUS
+
+    wxWindowGTK *focus = gs_pendingFocus ? gs_pendingFocus : gs_currentFocus;

     // the cast is necessary when we compile in wxUniversal mode
     // the cast is necessary when we compile in wxUniversal mode

-    return (wxWindow *)g_focusWindow;
+    return static_cast<wxWindow*>(focus);

 }
 
 }
 

-//-----------------------------------------------------------------------------
-// InsertChild for wxWindowGTK.
-//-----------------------------------------------------------------------------
-
-/* Callback for wxWindowGTK. This very strange beast has to be used because
- * C++ has no virtual methods in a constructor. We have to emulate a
- * virtual function here as wxNotebook requires a different way to insert
- * a child in it. I had opted for creating a wxNotebookPage window class
- * which would have made this superfluous (such in the MDI window system),
- * but no-one was listening to me... */
-
-static void wxInsertChildInWindow( wxWindowGTK* parent, wxWindowGTK* child )
+void wxWindowGTK::AddChildGTK(wxWindowGTK* child)

 {
 {

-    /* the window might have been scrolled already, do we
-       have to adapt the position */
-    GtkPizza *pizza = GTK_PIZZA(parent->m_wxwindow);
-    child->m_x += pizza->xoffset;
-    child->m_y += pizza->yoffset;
+    wxASSERT_MSG(m_wxwindow, "Cannot add a child to a window without a client area");
+
+    // the window might have been scrolled already, we
+    // have to adapt the position
+    wxPizza* pizza = WX_PIZZA(m_wxwindow);
+    child->m_x += pizza->m_scroll_x;
+    child->m_y += pizza->m_scroll_y;

 
 

-    gtk_pizza_put( GTK_PIZZA(parent->m_wxwindow),
-                     GTK_WIDGET(child->m_widget),
-                     child->m_x,
-                     child->m_y,
-                     child->m_width,
-                     child->m_height );
+    pizza->put(child->m_widget,
+        child->m_x, child->m_y, child->m_width, child->m_height);

 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------


@@ -2347,6 +2138,29 @@ wxWindow *wxGetActiveWindow()
 }
 
 
 }
 
 

+// Under Unix this is implemented using X11 functions in utilsx11.cpp but we
+// need to have this function under Windows too, so provide at least a stub.
+#ifndef GDK_WINDOWING_X11
+bool wxGetKeyState(wxKeyCode WXUNUSED(key))
+{
+    wxFAIL_MSG(wxS("Not implemented under Windows"));
+    return false;
+}
+#endif // __WINDOWS__
+
+static GdkDisplay* GetDisplay()
+{
+    wxWindow* tlw = NULL;
+    if (!wxTopLevelWindows.empty())
+        tlw = wxTopLevelWindows.front();
+    GdkDisplay* display;
+    if (tlw && tlw->m_widget)
+        display = gtk_widget_get_display(tlw->m_widget);
+    else
+        display = gdk_display_get_default();
+    return display;
+}
+

 wxMouseState wxGetMouseState()
 {
     wxMouseState ms;
 wxMouseState wxGetMouseState()
 {
     wxMouseState ms;


@@ -2355,18 +2169,31 @@ wxMouseState wxGetMouseState()
     gint y;
     GdkModifierType mask;
 
     gint y;
     GdkModifierType mask;
 

-    gdk_window_get_pointer(NULL, &x, &y, &mask);
+    GdkDisplay* display = GetDisplay();
+#ifdef __WXGTK3__
+    GdkDeviceManager* manager = gdk_display_get_device_manager(display);
+    GdkDevice* device = gdk_device_manager_get_client_pointer(manager);
+    GdkScreen* screen;
+    gdk_device_get_position(device, &screen, &x, &y);
+    GdkWindow* window = gdk_screen_get_root_window(screen);
+    gdk_device_get_state(device, window, NULL, &mask);
+#else
+    gdk_display_get_pointer(display, NULL, &x, &y, &mask);
+#endif

 
     ms.SetX(x);
     ms.SetY(y);
 
     ms.SetX(x);
     ms.SetY(y);

-    ms.SetLeftDown(mask & GDK_BUTTON1_MASK);
-    ms.SetMiddleDown(mask & GDK_BUTTON2_MASK);
-    ms.SetRightDown(mask & GDK_BUTTON3_MASK);
-
-    ms.SetControlDown(mask & GDK_CONTROL_MASK);
-    ms.SetShiftDown(mask & GDK_SHIFT_MASK);
-    ms.SetAltDown(mask & GDK_MOD1_MASK);
-    ms.SetMetaDown(mask & GDK_MOD2_MASK);
+    ms.SetLeftDown((mask & GDK_BUTTON1_MASK) != 0);
+    ms.SetMiddleDown((mask & GDK_BUTTON2_MASK) != 0);
+    ms.SetRightDown((mask & GDK_BUTTON3_MASK) != 0);
+    // see the comment in InitMouseEvent()
+    ms.SetAux1Down((mask & GDK_BUTTON4_MASK) != 0);
+    ms.SetAux2Down((mask & GDK_BUTTON5_MASK) != 0);
+
+    ms.SetControlDown((mask & GDK_CONTROL_MASK) != 0);
+    ms.SetShiftDown((mask & GDK_SHIFT_MASK) != 0);
+    ms.SetAltDown((mask & GDK_MOD1_MASK) != 0);
+    ms.SetMetaDown((mask & GDK_META_MASK) != 0);

 
     return ms;
 }
 
     return ms;
 }


@@ -2379,16 +2206,14 @@ wxMouseState wxGetMouseState()
 // method
 #ifdef __WXUNIVERSAL__
     IMPLEMENT_ABSTRACT_CLASS(wxWindowGTK, wxWindowBase)
 // method
 #ifdef __WXUNIVERSAL__
     IMPLEMENT_ABSTRACT_CLASS(wxWindowGTK, wxWindowBase)

-#else // __WXGTK__
-    IMPLEMENT_DYNAMIC_CLASS(wxWindow, wxWindowBase)
-#endif // __WXUNIVERSAL__/__WXGTK__
+#endif // __WXUNIVERSAL__

 
 void wxWindowGTK::Init()
 {
     // GTK specific
 
 void wxWindowGTK::Init()
 {
     // GTK specific

-    m_widget = (GtkWidget *) NULL;
-    m_wxwindow = (GtkWidget *) NULL;
-    m_focusWidget = (GtkWidget *) NULL;
+    m_widget = NULL;
+    m_wxwindow = NULL;
+    m_focusWidget = NULL;

 
     // position/size
     m_x = 0;
 
     // position/size
     m_x = 0;


@@ -2396,46 +2221,36 @@ void wxWindowGTK::Init()
     m_width = 0;
     m_height = 0;
 
     m_width = 0;
     m_height = 0;
 

-    m_sizeSet = false;
-    m_hasVMT = false;
-    m_needParent = true;
-    m_isBeingDeleted = false;
-    
-    m_showOnIdle= false;
+    m_showOnIdle = false;

 
     m_noExpose = false;
     m_nativeSizeEvent = false;
 
     m_noExpose = false;
     m_nativeSizeEvent = false;

+#ifdef __WXGTK3__
+    m_paintContext = NULL;
+    m_styleProvider = NULL;
+#endif

 
 

-    m_hasScrolling = false;

     m_isScrolling = false;
     m_mouseButtonDown = false;
     m_isScrolling = false;
     m_mouseButtonDown = false;

-    m_blockScrollEvent = false;

 
     // initialize scrolling stuff
     for ( int dir = 0; dir < ScrollDir_Max; dir++ )
     {
         m_scrollBar[dir] = NULL;
         m_scrollPos[dir] = 0;
 
     // initialize scrolling stuff
     for ( int dir = 0; dir < ScrollDir_Max; dir++ )
     {
         m_scrollBar[dir] = NULL;
         m_scrollPos[dir] = 0;

-        m_blockValueChanged[dir] = false;

     }
 
     }
 

-    m_oldClientWidth =
-    m_oldClientHeight = 0;
-
-    m_resizing = false;
-
-    m_insertCallback = (wxInsertChildFunction) NULL;
-
-    m_acceptsFocus = false;
-    m_hasFocus = false;
+    m_clientWidth =
+    m_clientHeight = 0;
+    m_useCachedClientSize = false;

 
     m_clipPaintRegion = false;
 
 
     m_clipPaintRegion = false;
 

-    m_needsStyleChange = false;
-

     m_cursor = *wxSTANDARD_CURSOR;
 
     m_cursor = *wxSTANDARD_CURSOR;
 

-    m_imData = NULL;
+    m_imContext = NULL;
+    m_imKeyEvent = NULL;
+

     m_dirtyTabOrder = false;
 }
 
     m_dirtyTabOrder = false;
 }
 


@@ -2456,62 +2271,53 @@ wxWindowGTK::wxWindowGTK( wxWindow *parent,
     Create( parent, id, pos, size, style, name );
 }
 
     Create( parent, id, pos, size, style, name );
 }
 

-bool wxWindowGTK::Create( wxWindow *parent,
-                          wxWindowID id,
-                          const wxPoint &pos,
-                          const wxSize &size,
-                          long style,
-                          const wxString &name  )
+void wxWindowGTK::GTKCreateScrolledWindowWith(GtkWidget* view)

 {
 {

-    if (!PreCreation( parent, pos, size ) ||
-        !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
-    {
-        wxFAIL_MSG( wxT("wxWindowGTK creation failed") );
-        return false;
-    }
-
-    m_insertCallback = wxInsertChildInWindow;
+    wxASSERT_MSG( HasFlag(wxHSCROLL) || HasFlag(wxVSCROLL),
+                  wxS("Must not be called if scrolling is not needed.") );

 
 

-    m_widget = gtk_scrolled_window_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL );
-    GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
+    m_widget = gtk_scrolled_window_new( NULL, NULL );

 
     GtkScrolledWindow *scrolledWindow = GTK_SCROLLED_WINDOW(m_widget);
 
 
     GtkScrolledWindow *scrolledWindow = GTK_SCROLLED_WINDOW(m_widget);
 

-    GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT_GET_CLASS(m_widget) );
-    scroll_class->scrollbar_spacing = 0;
-
-    gtk_scrolled_window_set_policy( scrolledWindow, GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC );
-
-    m_scrollBar[ScrollDir_Horz] = GTK_RANGE(scrolledWindow->hscrollbar);
-    m_scrollBar[ScrollDir_Vert] = GTK_RANGE(scrolledWindow->vscrollbar);
-
-    m_wxwindow = gtk_pizza_new();
-
-#ifndef __WXUNIVERSAL__
-    GtkPizza *pizza = GTK_PIZZA(m_wxwindow);
-
-    if (HasFlag(wxRAISED_BORDER))
-    {
-        gtk_pizza_set_shadow_type( pizza, GTK_MYSHADOW_OUT );
-    }
-    else if (HasFlag(wxSUNKEN_BORDER))
-    {
-        gtk_pizza_set_shadow_type( pizza, GTK_MYSHADOW_IN );
-    }
-    else if (HasFlag(wxSIMPLE_BORDER))
-    {
-        gtk_pizza_set_shadow_type( pizza, GTK_MYSHADOW_THIN );
-    }
-    else
-    {
-        gtk_pizza_set_shadow_type( pizza, GTK_MYSHADOW_NONE );
+    // There is a conflict with default bindings at GTK+
+    // level between scrolled windows and notebooks both of which want to use
+    // Ctrl-PageUp/Down: scrolled windows for scrolling in the horizontal
+    // direction and notebooks for changing pages -- we decide that if we don't
+    // have wxHSCROLL style we can safely sacrifice horizontal scrolling if it
+    // means we can get working keyboard navigation in notebooks
+    if ( !HasFlag(wxHSCROLL) )
+    {
+        GtkBindingSet *
+            bindings = gtk_binding_set_by_class(G_OBJECT_GET_CLASS(m_widget));
+        if ( bindings )
+        {
+            gtk_binding_entry_remove(bindings, GDK_Page_Up, GDK_CONTROL_MASK);
+            gtk_binding_entry_remove(bindings, GDK_Page_Down, GDK_CONTROL_MASK);
+        }

     }
     }

-#endif // __WXUNIVERSAL__
-
-    gtk_container_add( GTK_CONTAINER(m_widget), m_wxwindow );

 
 

-    GTK_WIDGET_SET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
-    m_acceptsFocus = true;
+    // If wx[HV]SCROLL is not given, the corresponding scrollbar is not shown
+    // at all. Otherwise it may be shown only on demand (default) or always, if
+    // the wxALWAYS_SHOW_SB is specified.
+    GtkPolicyType horzPolicy = HasFlag(wxHSCROLL)
+                                ? HasFlag(wxALWAYS_SHOW_SB)
+                                    ? GTK_POLICY_ALWAYS
+                                    : GTK_POLICY_AUTOMATIC
+                                : GTK_POLICY_NEVER;
+    GtkPolicyType vertPolicy = HasFlag(wxVSCROLL)
+                                ? HasFlag(wxALWAYS_SHOW_SB)
+                                    ? GTK_POLICY_ALWAYS
+                                    : GTK_POLICY_AUTOMATIC
+                                : GTK_POLICY_NEVER;
+    gtk_scrolled_window_set_policy( scrolledWindow, horzPolicy, vertPolicy );
+
+    m_scrollBar[ScrollDir_Horz] = GTK_RANGE(gtk_scrolled_window_get_hscrollbar(scrolledWindow));
+    m_scrollBar[ScrollDir_Vert] = GTK_RANGE(gtk_scrolled_window_get_vscrollbar(scrolledWindow));
+    if (GetLayoutDirection() == wxLayout_RightToLeft)
+        gtk_range_set_inverted( m_scrollBar[ScrollDir_Horz], TRUE );
+
+    gtk_container_add( GTK_CONTAINER(m_widget), view );

 
     // connect various scroll-related events
     for ( int dir = 0; dir < ScrollDir_Max; dir++ )
 
     // connect various scroll-related events
     for ( int dir = 0; dir < ScrollDir_Max; dir++ )


@@ -2520,96 +2326,164 @@ bool wxWindowGTK::Create( wxWindow *parent,
         // such as motion events and prevent GTK and wxWidgets from fighting
         // over where the slider should be
         g_signal_connect(m_scrollBar[dir], "button_press_event",
         // such as motion events and prevent GTK and wxWidgets from fighting
         // over where the slider should be
         g_signal_connect(m_scrollBar[dir], "button_press_event",

-                         G_CALLBACK(gtk_scrollbar_button_press_event), this);
+                     G_CALLBACK(gtk_scrollbar_button_press_event), this);

         g_signal_connect(m_scrollBar[dir], "button_release_event",
         g_signal_connect(m_scrollBar[dir], "button_release_event",

-                         G_CALLBACK(gtk_scrollbar_button_release_event), this);
+                     G_CALLBACK(gtk_scrollbar_button_release_event), this);

 
         gulong handler_id = g_signal_connect(m_scrollBar[dir], "event_after",
 
         gulong handler_id = g_signal_connect(m_scrollBar[dir], "event_after",

-                                G_CALLBACK(gtk_scrollbar_event_after), this);
+                            G_CALLBACK(gtk_scrollbar_event_after), this);

         g_signal_handler_block(m_scrollBar[dir], handler_id);
 
         // these handlers get notified when scrollbar slider moves
         g_signal_handler_block(m_scrollBar[dir], handler_id);
 
         // these handlers get notified when scrollbar slider moves

-        g_signal_connect(m_scrollBar[dir], "value_changed",
-                         G_CALLBACK(gtk_scrollbar_value_changed), this);
+        g_signal_connect_after(m_scrollBar[dir], "value_changed",
+                     G_CALLBACK(gtk_scrollbar_value_changed), this);

     }
 
     }
 

-    gtk_widget_show( m_wxwindow );
+    gtk_widget_show( view );
+}
+
+bool wxWindowGTK::Create( wxWindow *parent,
+                          wxWindowID id,
+                          const wxPoint &pos,
+                          const wxSize &size,
+                          long style,
+                          const wxString &name  )
+{
+    // Get default border
+    wxBorder border = GetBorder(style);
+
+    style &= ~wxBORDER_MASK;
+    style |= border;
+
+    if (!PreCreation( parent, pos, size ) ||
+        !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
+    {
+        wxFAIL_MSG( wxT("wxWindowGTK creation failed") );
+        return false;
+    }
+
+        // We should accept the native look
+#if 0
+        GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT_GET_CLASS(m_widget) );
+        scroll_class->scrollbar_spacing = 0;
+#endif
+
+
+    m_wxwindow = wxPizza::New(m_windowStyle);
+#ifndef __WXUNIVERSAL__
+    if (HasFlag(wxPizza::BORDER_STYLES))
+    {
+        g_signal_connect(m_wxwindow, "parent_set",
+            G_CALLBACK(parent_set), this);
+    }
+#endif
+    if (!HasFlag(wxHSCROLL) && !HasFlag(wxVSCROLL))
+        m_widget = m_wxwindow;
+    else
+        GTKCreateScrolledWindowWith(m_wxwindow);
+    g_object_ref(m_widget);

 
     if (m_parent)
         m_parent->DoAddChild( this );
 
     m_focusWidget = m_wxwindow;
 
 
     if (m_parent)
         m_parent->DoAddChild( this );
 
     m_focusWidget = m_wxwindow;
 

+    SetCanFocus(AcceptsFocus());
+

     PostCreation();
 
     return true;
 }
 
     PostCreation();
 
     return true;
 }
 

+void wxWindowGTK::GTKDisconnect(void* instance)
+{
+    g_signal_handlers_disconnect_matched(instance,
+        GSignalMatchType(G_SIGNAL_MATCH_DATA), 0, 0, NULL, NULL, this);
+}
+

 wxWindowGTK::~wxWindowGTK()
 {
     SendDestroyEvent();
 
 wxWindowGTK::~wxWindowGTK()
 {
     SendDestroyEvent();
 

-    if (g_focusWindow == this)
-        g_focusWindow = NULL;
+    if (gs_currentFocus == this)
+        gs_currentFocus = NULL;
+    if (gs_pendingFocus == this)
+        gs_pendingFocus = NULL;

 
 

-    if ( g_delayedFocus == this )
-        g_delayedFocus = NULL;
+    if ( gs_deferredFocusOut == this )
+        gs_deferredFocusOut = NULL;

 
 

-    m_isBeingDeleted = true;
-    m_hasVMT = false;
+    // Unlike the above cases, which can happen in normal circumstances, a
+    // window shouldn't be destroyed while it still has capture, so even though
+    // we still reset the global pointer to avoid leaving it dangling and
+    // crashing afterwards, also complain about it.
+    if ( g_captureWindow == this )
+    {
+        wxFAIL_MSG( wxS("Destroying window with mouse capture") );
+        g_captureWindow = NULL;
+    }
+
+    if (m_wxwindow)
+    {
+        GTKDisconnect(m_wxwindow);
+        GtkWidget* parent = gtk_widget_get_parent(m_wxwindow);
+        if (parent)
+            GTKDisconnect(parent);
+    }
+    if (m_widget && m_widget != m_wxwindow)
+        GTKDisconnect(m_widget);

 
     // destroy children before destroying this window itself
     DestroyChildren();
 
 
     // destroy children before destroying this window itself
     DestroyChildren();
 

-    // unhook focus handlers to prevent stray events being
-    // propagated to this (soon to be) dead object
-    if (m_focusWidget != NULL)
+    // delete before the widgets to avoid a crash on solaris
+    if ( m_imContext )

     {
     {

-        g_signal_handlers_disconnect_by_func (m_focusWidget,
-                                              (gpointer) gtk_window_focus_in_callback,
-                                              this);
-        g_signal_handlers_disconnect_by_func (m_focusWidget,
-                                              (gpointer) gtk_window_focus_out_callback,
-                                              this);
+        g_object_unref(m_imContext);
+        m_imContext = NULL;

     }
 
     }
 

-    if (m_widget)
-        Show( false );
+    // avoid problem with GTK+ 2.18 where a frozen window causes the whole
+    // TLW to be frozen, and if the window is then destroyed, nothing ever
+    // gets painted again
+    while (IsFrozen())
+        Thaw();

 
 

-#ifdef HAVE_XIM
-    if (m_ic)
-        gdk_ic_destroy (m_ic);
-    if (m_icattr)
-        gdk_ic_attr_destroy (m_icattr);
+#ifdef __WXGTK3__
+    if (m_styleProvider)
+        g_object_unref(m_styleProvider);

 #endif
 
 #endif
 

-    // delete before the widgets to avoid a crash on solaris
-    delete m_imData;
-
-    if (m_wxwindow)
-    {
-        gtk_widget_destroy( m_wxwindow );
-        m_wxwindow = (GtkWidget*) NULL;
-    }
-

     if (m_widget)
     {
     if (m_widget)
     {

-        gtk_widget_destroy( m_widget );
-        m_widget = (GtkWidget*) NULL;
+        // Note that gtk_widget_destroy() does not destroy the widget, it just
+        // emits the "destroy" signal. The widget is not actually destroyed
+        // until its reference count drops to zero.
+        gtk_widget_destroy(m_widget);
+        // Release our reference, should be the last one
+        g_object_unref(m_widget);
+        m_widget = NULL;

     }
     }

+    m_wxwindow = NULL;

 }
 
 bool wxWindowGTK::PreCreation( wxWindowGTK *parent, const wxPoint &pos,  const wxSize &size )
 {
 }
 
 bool wxWindowGTK::PreCreation( wxWindowGTK *parent, const wxPoint &pos,  const wxSize &size )
 {

-    wxCHECK_MSG( !m_needParent || parent, false, wxT("Need complete parent.") );
+    if ( GTKNeedsParent() )
+    {
+        wxCHECK_MSG( parent, false, wxT("Must have non-NULL parent") );
+    }

 
     // Use either the given size, or the default if -1 is given.
     // See wxWindowBase for these functions.
     m_width = WidthDefault(size.x) ;
     m_height = HeightDefault(size.y);
 
 
     // Use either the given size, or the default if -1 is given.
     // See wxWindowBase for these functions.
     m_width = WidthDefault(size.x) ;
     m_height = HeightDefault(size.y);
 

-    m_x = (int)pos.x;
-    m_y = (int)pos.y;
+    if (pos != wxDefaultPosition)
+    {
+        m_x = pos.x;
+        m_y = pos.y;
+    }

 
     return true;
 }
 
     return true;
 }


@@ -2618,32 +2492,47 @@ void wxWindowGTK::PostCreation()
 {
     wxASSERT_MSG( (m_widget != NULL), wxT("invalid window") );
 
 {
     wxASSERT_MSG( (m_widget != NULL), wxT("invalid window") );
 

+#if wxGTK_HAS_COMPOSITING_SUPPORT
+    // Set RGBA visual as soon as possible to minimize the possibility that
+    // somebody uses the wrong one.
+    if ( m_backgroundStyle == wxBG_STYLE_TRANSPARENT &&
+            IsTransparentBackgroundSupported() )
+    {
+        GdkScreen *screen = gtk_widget_get_screen (m_widget);
+#ifdef __WXGTK3__
+        gtk_widget_set_visual(m_widget, gdk_screen_get_rgba_visual(screen));
+#else
+        GdkColormap *rgba_colormap = gdk_screen_get_rgba_colormap (screen);
+
+        if (rgba_colormap)
+            gtk_widget_set_colormap(m_widget, rgba_colormap);
+#endif
+    }
+#endif // wxGTK_HAS_COMPOSITING_SUPPORT
+

     if (m_wxwindow)
     {
         if (!m_noExpose)
         {
             // these get reported to wxWidgets -> wxPaintEvent
     if (m_wxwindow)
     {
         if (!m_noExpose)
         {
             // these get reported to wxWidgets -> wxPaintEvent

+#ifdef __WXGTK3__
+            g_signal_connect(m_wxwindow, "draw", G_CALLBACK(draw), this);
+#else
+            g_signal_connect(m_wxwindow, "expose_event", G_CALLBACK(expose_event), this);
+#endif

 
 

-            gtk_pizza_set_external( GTK_PIZZA(m_wxwindow), TRUE );
-
-            g_signal_connect (m_wxwindow, "expose_event",
-                              G_CALLBACK (gtk_window_expose_callback), this);
-
-            gtk_widget_set_redraw_on_allocate( GTK_WIDGET(m_wxwindow), HasFlag( wxFULL_REPAINT_ON_RESIZE ) );
+            if (GetLayoutDirection() == wxLayout_LeftToRight)
+                gtk_widget_set_redraw_on_allocate(m_wxwindow, HasFlag(wxFULL_REPAINT_ON_RESIZE));

         }
 
         // Create input method handler
         }
 
         // Create input method handler

-        m_imData = new wxGtkIMData;
+        m_imContext = gtk_im_multicontext_new();

 
         // Cannot handle drawing preedited text yet
 
         // Cannot handle drawing preedited text yet

-        gtk_im_context_set_use_preedit( m_imData->context, FALSE );
+        gtk_im_context_set_use_preedit( m_imContext, FALSE );

 
 

-        g_signal_connect (m_imData->context, "commit",
+        g_signal_connect (m_imContext, "commit",

                           G_CALLBACK (gtk_wxwindow_commit_cb), this);
                           G_CALLBACK (gtk_wxwindow_commit_cb), this);

-
-        // these are called when the "sunken" or "raised" borders are drawn
-        g_signal_connect (m_widget, "expose_event",
-                          G_CALLBACK (gtk_window_own_expose_callback), this);

     }
 
     // focus handling
     }
 
     // focus handling


@@ -2669,63 +2558,69 @@ void wxWindowGTK::PostCreation()
         }
     }
 
         }
     }
 

+    if ( !AcceptsFocusFromKeyboard() )
+    {
+        SetCanFocus(false);
+
+        g_signal_connect(m_widget, "focus",
+                            G_CALLBACK(wx_window_focus_callback), this);
+    }
+

     // connect to the various key and mouse handlers
 
     GtkWidget *connect_widget = GetConnectWidget();
 
     ConnectWidget( connect_widget );
 
     // connect to the various key and mouse handlers
 
     GtkWidget *connect_widget = GetConnectWidget();
 
     ConnectWidget( connect_widget );
 

-    /* We cannot set colours, fonts and cursors before the widget has
-       been realized, so we do this directly after realization */
-    g_signal_connect (connect_widget, "realize",
-                      G_CALLBACK (gtk_window_realized_callback), this);
-
-    if (m_wxwindow)
+    // We cannot set colours, fonts and cursors before the widget has been
+    // realized, so we do this directly after realization -- unless the widget
+    // was in fact realized already.
+    if ( gtk_widget_get_realized(connect_widget) )

     {
     {

-        // Catch native resize events
-        g_signal_connect (m_wxwindow, "size_allocate",
-                          G_CALLBACK (gtk_window_size_callback), this);
-
-        // Initialize XIM support
-        g_signal_connect (m_wxwindow, "realize",
-                          G_CALLBACK (gtk_wxwindow_realized_callback), this);
-
-        // And resize XIM window
-        g_signal_connect (m_wxwindow, "size_allocate",
-                          G_CALLBACK (gtk_wxwindow_size_callback), this);
+        GTKHandleRealized();

     }
     }

-
-    if (GTK_IS_COMBO(m_widget))
+    else

     {
     {

-        GtkCombo *gcombo = GTK_COMBO(m_widget);
-
-        g_signal_connect (gcombo->entry, "size_request",
-                          G_CALLBACK (wxgtk_combo_size_request_callback),
-                          this);
+        g_signal_connect (connect_widget, "realize",
+                          G_CALLBACK (gtk_window_realized_callback), this);

     }
     }

-#ifdef GTK_IS_FILE_CHOOSER_BUTTON
-    else if (GTK_IS_FILE_CHOOSER_BUTTON(m_widget))
+    g_signal_connect(connect_widget, "unrealize", G_CALLBACK(unrealize), this);
+
+    if (!IsTopLevel())

     {
     {

-        // If we connect to the "size_request" signal of a GtkFileChooserButton
-        // then that control won't be sized properly when placed inside sizers
-        // (this can be tested removing this elseif and running XRC or WIDGETS samples)
-        // FIXME: what should be done here ?
+        g_signal_connect(m_wxwindow ? m_wxwindow : m_widget, "size_allocate",
+            G_CALLBACK(size_allocate), this);

     }
     }

+
+#if GTK_CHECK_VERSION(2, 8, 0)
+#ifndef __WXGTK3__
+    if ( gtk_check_version(2,8,0) == NULL )

 #endif
 #endif

-    else

     {
     {

-        // This is needed if we want to add our windows into native
-        // GTK controls, such as the toolbar. With this callback, the
-        // toolbar gets to know the correct size (the one set by the
-        // programmer). Sadly, it misbehaves for wxComboBox.
-        g_signal_connect (m_widget, "size_request",
-                          G_CALLBACK (wxgtk_window_size_request_callback),
-                          this);
+        // Make sure we can notify the app when mouse capture is lost
+        if ( m_wxwindow )
+        {
+            g_signal_connect (m_wxwindow, "grab_broken_event",
+                          G_CALLBACK (gtk_window_grab_broken), this);
+        }
+
+        if ( connect_widget != m_wxwindow )
+        {
+            g_signal_connect (connect_widget, "grab_broken_event",
+                        G_CALLBACK (gtk_window_grab_broken), this);
+        }

     }
     }

+#endif // GTK+ >= 2.8
+
+    if (!WX_IS_PIZZA(gtk_widget_get_parent(m_widget)) && !GTK_IS_WINDOW(m_widget))
+        gtk_widget_set_size_request(m_widget, m_width, m_height);
+
+    // apply any font or color changes made before creation
+    GTKApplyWidgetStyle();

 
     InheritAttributes();
 
 
     InheritAttributes();
 

-    m_hasVMT = true;
+    SetLayoutDirection(wxLayout_Default);

 
     // unless the window was created initially hidden (i.e. Hide() had been
     // called before Create()), we should show it at GTK+ level as well
 
     // unless the window was created initially hidden (i.e. Hide() had been
     // called before Create()), we should show it at GTK+ level as well


@@ -2733,6 +2628,12 @@ void wxWindowGTK::PostCreation()
         gtk_widget_show( m_widget );
 }
 
         gtk_widget_show( m_widget );
 }
 

+unsigned long
+wxWindowGTK::GTKConnectWidget(const char *signal, wxGTKCallback callback)
+{
+    return g_signal_connect(m_widget, signal, callback, this);
+}
+

 void wxWindowGTK::ConnectWidget( GtkWidget *widget )
 {
     g_signal_connect (widget, "key_press_event",
 void wxWindowGTK::ConnectWidget( GtkWidget *widget )
 {
     g_signal_connect (widget, "key_press_event",


@@ -2745,8 +2646,25 @@ void wxWindowGTK::ConnectWidget( GtkWidget *widget )
                       G_CALLBACK (gtk_window_button_release_callback), this);
     g_signal_connect (widget, "motion_notify_event",
                       G_CALLBACK (gtk_window_motion_notify_callback), this);
                       G_CALLBACK (gtk_window_button_release_callback), this);
     g_signal_connect (widget, "motion_notify_event",
                       G_CALLBACK (gtk_window_motion_notify_callback), this);

+

     g_signal_connect (widget, "scroll_event",
                       G_CALLBACK (window_scroll_event), this);
     g_signal_connect (widget, "scroll_event",
                       G_CALLBACK (window_scroll_event), this);

+    for (int i = 0; i < 2; i++)
+    {
+        GtkRange* range = m_scrollBar[i];
+        if (range)
+        {
+#if GTK_CHECK_VERSION(3,4,0)
+            GCallback cb = GCallback(i == ScrollDir_Horz
+                ? hscrollbar_scroll_event
+                : vscrollbar_scroll_event);
+#else
+            GCallback cb = GCallback(window_scroll_event);
+#endif
+            g_signal_connect(range, "scroll_event", cb, this);
+        }
+    }
+

     g_signal_connect (widget, "popup_menu",
                      G_CALLBACK (wxgtk_window_popup_menu_callback), this);
     g_signal_connect (widget, "enter_notify_event",
     g_signal_connect (widget, "popup_menu",
                      G_CALLBACK (wxgtk_window_popup_menu_callback), this);
     g_signal_connect (widget, "enter_notify_event",


@@ -2755,39 +2673,85 @@ void wxWindowGTK::ConnectWidget( GtkWidget *widget )
                       G_CALLBACK (gtk_window_leave_callback), this);
 }
 
                       G_CALLBACK (gtk_window_leave_callback), this);
 }
 

-bool wxWindowGTK::Destroy()
+static GSList* gs_queueResizeList;
+
+extern "C" {
+static gboolean queue_resize(void*)

 {
 {

-    wxASSERT_MSG( (m_widget != NULL), wxT("invalid window") );
+    gdk_threads_enter();
+    for (GSList* p = gs_queueResizeList; p; p = p->next)
+    {
+        if (p->data)
+        {
+            gtk_widget_queue_resize(GTK_WIDGET(p->data));
+            g_object_remove_weak_pointer(G_OBJECT(p->data), &p->data);
+        }
+    }
+    g_slist_free(gs_queueResizeList);
+    gs_queueResizeList = NULL;
+    gdk_threads_leave();
+    return false;
+}
+}

 
 

-    m_hasVMT = false;
+void wxWindowGTK::DoMoveWindow(int x, int y, int width, int height)
+{
+    gtk_widget_set_size_request(m_widget, width, height);
+    GtkWidget* parent = gtk_widget_get_parent(m_widget);
+    if (WX_IS_PIZZA(parent))
+        WX_PIZZA(parent)->move(m_widget, x, y, width, height);

 
 

-    return wxWindowBase::Destroy();
+    // With GTK3, gtk_widget_queue_resize() is ignored while a size-allocate
+    // is in progress. This situation is common in wxWidgets, since
+    // size-allocate can generate wxSizeEvent and size event handlers often
+    // call SetSize(), directly or indirectly. Work around this by deferring
+    // the queue-resize until after size-allocate processing is finished.
+    if (g_slist_find(gs_queueResizeList, m_widget) == NULL)
+    {
+        if (gs_queueResizeList == NULL)
+            g_idle_add_full(GTK_PRIORITY_RESIZE, queue_resize, NULL, NULL);
+        gs_queueResizeList = g_slist_prepend(gs_queueResizeList, m_widget);
+        g_object_add_weak_pointer(G_OBJECT(m_widget), &gs_queueResizeList->data);
+    }

 }
 
 }
 

-void wxWindowGTK::DoMoveWindow(int x, int y, int width, int height)
+void wxWindowGTK::ConstrainSize()

 {
 {

-    gtk_pizza_set_size( GTK_PIZZA(m_parent->m_wxwindow), m_widget, x, y, width, height );
+#ifdef __WXGPE__
+    // GPE's window manager doesn't like size hints at all, esp. when the user
+    // has to use the virtual keyboard, so don't constrain size there
+    if (!IsTopLevel())
+#endif
+    {
+        const wxSize minSize = GetMinSize();
+        const wxSize maxSize = GetMaxSize();
+        if (minSize.x > 0 && m_width  < minSize.x) m_width  = minSize.x;
+        if (minSize.y > 0 && m_height < minSize.y) m_height = minSize.y;
+        if (maxSize.x > 0 && m_width  > maxSize.x) m_width  = maxSize.x;
+        if (maxSize.y > 0 && m_height > maxSize.y) m_height = maxSize.y;
+    }

 }
 
 void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags )
 {
 }
 
 void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags )
 {

-    wxASSERT_MSG( (m_widget != NULL), wxT("invalid window") );
-    wxASSERT_MSG( (m_parent != NULL), wxT("wxWindowGTK::SetSize requires parent.\n") );
-
-/*
-    printf( "DoSetSize: name %s, x,y,w,h: %d,%d,%d,%d \n", GetName().c_str(), x,y,width,height );
-*/
+    wxCHECK_RET(m_widget, "invalid window");

 
 

-    if (m_resizing) return; /* I don't like recursions */
-    m_resizing = true;
-
-    int currentX, currentY;
-    GetPosition(&currentX, &currentY);
-    if (x == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
-        x = currentX;
-    if (y == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
-        y = currentY;
-    AdjustForParentClientOrigin(x, y, sizeFlags);
+    int scrollX = 0, scrollY = 0;
+    GtkWidget* parent = gtk_widget_get_parent(m_widget);
+    if (WX_IS_PIZZA(parent))
+    {
+        wxPizza* pizza = WX_PIZZA(parent);
+        scrollX = pizza->m_scroll_x;
+        scrollY = pizza->m_scroll_y;
+    }
+    if (x != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
+        x += scrollX;
+    else
+        x = m_x;
+    if (y != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
+        y += scrollY;
+    else
+        y = m_y;

 
     // calculate the best size if we should auto size the window
     if ( ((sizeFlags & wxSIZE_AUTO_WIDTH) && width == -1) ||
 
     // calculate the best size if we should auto size the window
     if ( ((sizeFlags & wxSIZE_AUTO_WIDTH) && width == -1) ||


@@ -2800,111 +2764,56 @@ void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags
             height = sizeBest.y;
     }
 
             height = sizeBest.y;
     }
 

-    if (width != -1)
-        m_width = width;
-    if (height != -1)
-        m_height = height;
+    if (width == -1)
+        width = m_width;
+    if (height == -1)
+        height = m_height;

 
 

-    int minWidth  = GetMinWidth(),
-        minHeight = GetMinHeight(),
-        maxWidth  = GetMaxWidth(),
-        maxHeight = GetMaxHeight();
+    const bool sizeChange = m_width != width || m_height != height;

 
 

-    if ((minWidth  != -1) && (m_width  < minWidth )) m_width  = minWidth;
-    if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
-    if ((maxWidth  != -1) && (m_width  > maxWidth )) m_width  = maxWidth;
-    if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
+    if (sizeChange)
+        m_useCachedClientSize = false;

 
 

-#if wxUSE_TOOLBAR_NATIVE
-    if (wxDynamicCast(GetParent(), wxToolBar))
-    {
-       // don't take the x,y values, they're wrong because toolbar sets them
-       GtkWidget  *widget = GTK_WIDGET(m_widget);
-       gtk_widget_set_size_request (widget, m_width, m_height);
-       if (GTK_WIDGET_VISIBLE (widget))
-            gtk_widget_queue_resize (widget);
-    }
-    else
-#endif
-    if (m_parent->m_wxwindow == NULL) // i.e. wxNotebook
+    if (sizeChange || m_x != x || m_y != y)

     {
     {

-        // don't set the size for children of wxNotebook, just take the values.

         m_x = x;
         m_y = y;
         m_width = width;
         m_height = height;
         m_x = x;
         m_y = y;
         m_width = width;
         m_height = height;

-    }
-    else
-    {
-        GtkPizza *pizza = GTK_PIZZA(m_parent->m_wxwindow);
-        if ((sizeFlags & wxSIZE_ALLOW_MINUS_ONE) == 0)
-        {
-            if (x != -1) m_x = x + pizza->xoffset;
-            if (y != -1) m_y = y + pizza->yoffset;
-        }
-        else
-        {
-            m_x = x + pizza->xoffset;
-            m_y = y + pizza->yoffset;
-        }
-
-        int left_border = 0;
-        int right_border = 0;
-        int top_border = 0;
-        int bottom_border = 0;

 
         /* the default button has a border around it */
 
         /* the default button has a border around it */

-        if (GTK_WIDGET_CAN_DEFAULT(m_widget))
+        if (gtk_widget_get_can_default(m_widget))

         {
             GtkBorder *default_border = NULL;
             gtk_widget_style_get( m_widget, "default_border", &default_border, NULL );
             if (default_border)
             {
         {
             GtkBorder *default_border = NULL;
             gtk_widget_style_get( m_widget, "default_border", &default_border, NULL );
             if (default_border)
             {

-                left_border += default_border->left;
-                right_border += default_border->right;
-                top_border += default_border->top;
-                bottom_border += default_border->bottom;
-                g_free( default_border );
+                x -= default_border->left;
+                y -= default_border->top;
+                width += default_border->left + default_border->right;
+                height += default_border->top + default_border->bottom;
+                gtk_border_free( default_border );

             }
         }
 
             }
         }
 

-        DoMoveWindow( m_x-top_border,
-                      m_y-left_border,
-                      m_width+left_border+right_border,
-                      m_height+top_border+bottom_border );
+        DoMoveWindow(x, y, width, height);

     }
 
     }
 

-    if (m_hasScrolling)
+    if ((sizeChange && !m_nativeSizeEvent) || (sizeFlags & wxSIZE_FORCE_EVENT))

     {
     {

-        /* Sometimes the client area changes size without the
-           whole windows's size changing, but if the whole
-           windows's size doesn't change, no wxSizeEvent will
-           normally be sent. Here we add an extra test if
-           the client test has been changed and this will
-           be used then. */
-        GetClientSize( &m_oldClientWidth, &m_oldClientHeight );
-    }
-
-/*
-    wxPrintf( "OnSize sent from " );
-    if (GetClassInfo() && GetClassInfo()->GetClassName())
-        wxPrintf( GetClassInfo()->GetClassName() );
-    wxPrintf( " %d %d %d %d\n", (int)m_x, (int)m_y, (int)m_width, (int)m_height );
-*/
+        // update these variables to keep size_allocate handler
+        // from sending another size event for this change
+        DoGetClientSize(&m_clientWidth, &m_clientHeight);

 
 

-    if (!m_nativeSizeEvent)
-    {

         wxSizeEvent event( wxSize(m_width,m_height), GetId() );
         event.SetEventObject( this );
         wxSizeEvent event( wxSize(m_width,m_height), GetId() );
         event.SetEventObject( this );

-        GetEventHandler()->ProcessEvent( event );
+        HandleWindowEvent( event );

     }
     }

-
-    m_resizing = false;

 }
 
 }
 

-bool wxWindowGTK::GtkShowFromOnIdle()
+bool wxWindowGTK::GTKShowFromOnIdle()

 {
 {

-    if (IsShown() && m_showOnIdle && !GTK_WIDGET_VISIBLE (m_widget))
+    if (IsShown() && m_showOnIdle && !gtk_widget_get_visible (m_widget))

     {
         GtkAllocation alloc;
         alloc.x = m_x;
     {
         GtkAllocation alloc;
         alloc.x = m_x;


@@ -2915,18 +2824,21 @@ bool wxWindowGTK::GtkShowFromOnIdle()
         gtk_widget_show( m_widget );
         wxShowEvent eventShow(GetId(), true);
         eventShow.SetEventObject(this);
         gtk_widget_show( m_widget );
         wxShowEvent eventShow(GetId(), true);
         eventShow.SetEventObject(this);

-        GetEventHandler()->ProcessEvent(eventShow);
+        HandleWindowEvent(eventShow);

         m_showOnIdle = false;
         return true;
     }
         m_showOnIdle = false;
         return true;
     }

-    
+

     return false;
 }
 
 void wxWindowGTK::OnInternalIdle()
 {
     return false;
 }
 
 void wxWindowGTK::OnInternalIdle()
 {

+    if ( gs_deferredFocusOut )
+        GTKHandleDeferredFocusOut();
+

     // Check if we have to show window now
     // Check if we have to show window now

-    if (GtkShowFromOnIdle()) return;
+    if (GTKShowFromOnIdle()) return;

 
     if ( m_dirtyTabOrder )
     {
 
     if ( m_dirtyTabOrder )
     {


@@ -2934,150 +2846,149 @@ void wxWindowGTK::OnInternalIdle()
         RealizeTabOrder();
     }
 
         RealizeTabOrder();
     }
 

-    // Update style if the window was not yet realized
-    // and SetBackgroundStyle(wxBG_STYLE_CUSTOM) was called
-    if (m_needsStyleChange)
-    {
-        SetBackgroundStyle(GetBackgroundStyle());
-        m_needsStyleChange = false;
-    }
-    
-    // Update invalidated regions.
-    GtkUpdate();
-
-    wxCursor cursor = m_cursor;
-    if (g_globalCursor.Ok()) cursor = g_globalCursor;
-
-    if (cursor.Ok())
-    {
-        /* I now set the cursor anew in every OnInternalIdle call
-           as setting the cursor in a parent window also effects the
-           windows above so that checking for the current cursor is
-           not possible. */
-
-        if (m_wxwindow)
-        {
-            GdkWindow *window = GTK_PIZZA(m_wxwindow)->bin_window;
-            if (window)
-                gdk_window_set_cursor( window, cursor.GetCursor() );
-
-            if (!g_globalCursor.Ok())
-                cursor = *wxSTANDARD_CURSOR;
-
-            window = m_widget->window;
-            if ((window) && !(GTK_WIDGET_NO_WINDOW(m_widget)))
-                gdk_window_set_cursor( window, cursor.GetCursor() );
-
-        }
-        else if ( m_widget )
-        {
-            GdkWindow *window = m_widget->window;
-            if ( window && !GTK_WIDGET_NO_WINDOW(m_widget) )
-               gdk_window_set_cursor( window, cursor.GetCursor() );
-        }
-    }
-
-    if (wxUpdateUIEvent::CanUpdate(this))
-        UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
+    wxWindowBase::OnInternalIdle();

 }
 
 void wxWindowGTK::DoGetSize( int *width, int *height ) const
 {
 }
 
 void wxWindowGTK::DoGetSize( int *width, int *height ) const
 {

-    wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
-

     if (width) (*width) = m_width;
     if (height) (*height) = m_height;
 }
 
     if (width) (*width) = m_width;
     if (height) (*height) = m_height;
 }
 

-void wxWindowGTK::DoSetClientSize( int width, int height )
-{
-    wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
-
-    if (m_wxwindow)
-    {
-        int dw = 0;
-        int dh = 0;
-
-        if (m_hasScrolling)
-        {
-            GetScrollbarWidth(m_widget, dw, dh);
-        }
-
-#ifndef __WXUNIVERSAL__
-        if (HasFlag(wxRAISED_BORDER) || HasFlag(wxSUNKEN_BORDER))
-        {
-            // shadow border size is 2
-            dw += 2 * 2;
-            dh += 2 * 2;
-        }
-        if (HasFlag(wxSIMPLE_BORDER))
-        {
-            // simple border size is 1
-            dw += 1 * 2;
-            dh += 1 * 2;
-        }
-#endif // __WXUNIVERSAL__
-
-        width += dw;
-        height += dh;
-    }
+void wxWindowGTK::DoSetClientSize( int width, int height )
+{
+    wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );

 
 

-    SetSize(width, height);
+    const wxSize size = GetSize();
+    const wxSize clientSize = GetClientSize();
+    SetSize(width + (size.x - clientSize.x), height + (size.y - clientSize.y));

 }
 
 void wxWindowGTK::DoGetClientSize( int *width, int *height ) const
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
 
 }
 
 void wxWindowGTK::DoGetClientSize( int *width, int *height ) const
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
 

+    if (m_useCachedClientSize)
+    {
+        if (width)  *width  = m_clientWidth;
+        if (height) *height = m_clientHeight;
+        return;
+    }
+

     int w = m_width;
     int h = m_height;
 
     int w = m_width;
     int h = m_height;
 

-    if (m_wxwindow)
+    if ( m_wxwindow )

     {
     {

-        int dw = 0;
-        int dh = 0;
-
-        if (m_hasScrolling)
+        // if window is scrollable, account for scrollbars
+        if ( GTK_IS_SCROLLED_WINDOW(m_widget) )

         {
         {

-            GetScrollbarWidth(m_widget, dw, dh);
-        }
+            GtkPolicyType policy[ScrollDir_Max];
+            gtk_scrolled_window_get_policy(GTK_SCROLLED_WINDOW(m_widget),
+                                           &policy[ScrollDir_Horz],
+                                           &policy[ScrollDir_Vert]);
+
+            // get scrollbar spacing the same way the GTK-private function
+            // _gtk_scrolled_window_get_scrollbar_spacing() does it
+            int scrollbar_spacing =
+                GTK_SCROLLED_WINDOW_GET_CLASS(m_widget)->scrollbar_spacing;
+            if (scrollbar_spacing < 0)
+            {
+                gtk_widget_style_get(
+                    m_widget, "scrollbar-spacing", &scrollbar_spacing, NULL);
+            }

 
 

-#ifndef __WXUNIVERSAL__
-        if (HasFlag(wxRAISED_BORDER) || HasFlag(wxSUNKEN_BORDER))
-        {
-            // shadow border size is 2
-            dw += 2 * 2;
-            dh += 2 * 2;
-        }
-        if (HasFlag(wxSIMPLE_BORDER))
-        {
-            // simple border size is 1
-            dw += 1 * 2;
-            dh += 1 * 2;
+            for ( int i = 0; i < ScrollDir_Max; i++ )
+            {
+                // don't account for the scrollbars we don't have
+                GtkRange * const range = m_scrollBar[i];
+                if ( !range )
+                    continue;
+
+                // nor for the ones we have but don't current show
+                switch ( policy[i] )
+                {
+                    case GTK_POLICY_NEVER:
+                        // never shown so doesn't take any place
+                        continue;
+
+                    case GTK_POLICY_ALWAYS:
+                        // no checks necessary
+                        break;
+
+                    case GTK_POLICY_AUTOMATIC:
+                        // may be shown or not, check
+                        GtkAdjustment *adj = gtk_range_get_adjustment(range);
+                        if (gtk_adjustment_get_upper(adj) <= gtk_adjustment_get_page_size(adj))
+                            continue;
+                }
+
+                GtkRequisition req;
+#ifdef __WXGTK3__
+                GtkWidget* widget = GTK_WIDGET(range);
+                if (i == ScrollDir_Horz)
+                {
+                    if (height)
+                    {
+                        gtk_widget_get_preferred_height(widget, NULL, &req.height);
+                        h -= req.height + scrollbar_spacing;
+                    }
+                }
+                else
+                {
+                    if (width)
+                    {
+                        gtk_widget_get_preferred_width(widget, NULL, &req.width);
+                        w -= req.width + scrollbar_spacing;
+                    }
+                }
+#else // !__WXGTK3__
+                gtk_widget_size_request(GTK_WIDGET(range), &req);
+                if (i == ScrollDir_Horz)
+                    h -= req.height + scrollbar_spacing;
+                else
+                    w -= req.width + scrollbar_spacing;
+#endif // !__WXGTK3__
+            }

         }
         }

-#endif // __WXUNIVERSAL__

 
 

-        w -= dw;
-        h -= dh;
+        const wxSize sizeBorders = DoGetBorderSize();
+        w -= sizeBorders.x;
+        h -= sizeBorders.y;
+
+        if (w < 0)
+            w = 0;
+        if (h < 0)
+            h = 0;

     }
 
     if (width) *width = w;
     if (height) *height = h;
 }
 
     }
 
     if (width) *width = w;
     if (height) *height = h;
 }
 

-void wxWindowGTK::DoGetPosition( int *x, int *y ) const
+wxSize wxWindowGTK::DoGetBorderSize() const

 {
 {

-    wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
+    if ( !m_wxwindow )
+        return wxWindowBase::DoGetBorderSize();

 
 

+    GtkBorder border;
+    WX_PIZZA(m_wxwindow)->get_border(border);
+    return wxSize(border.left + border.right, border.top + border.bottom);
+}
+
+void wxWindowGTK::DoGetPosition( int *x, int *y ) const
+{

     int dx = 0;
     int dy = 0;
     int dx = 0;
     int dy = 0;

-    if (m_parent && m_parent->m_wxwindow)
+    GtkWidget* parent = NULL;
+    if (m_widget)
+        parent = gtk_widget_get_parent(m_widget);
+    if (WX_IS_PIZZA(parent))

     {
     {

-        GtkPizza *pizza = GTK_PIZZA(m_parent->m_wxwindow);
-        dx = pizza->xoffset;
-        dy = pizza->yoffset;
+        wxPizza* pizza = WX_PIZZA(parent);
+        dx = pizza->m_scroll_x;
+        dy = pizza->m_scroll_y;

     }
     }

-

     if (x) (*x) = m_x - dx;
     if (y) (*y) = m_y - dy;
 }
     if (x) (*x) = m_x - dx;
     if (y) (*y) = m_y - dy;
 }


@@ -3086,13 +2997,13 @@ void wxWindowGTK::DoClientToScreen( int *x, int *y ) const
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
 
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
 

-    if (!m_widget->window) return;
+    if (gtk_widget_get_window(m_widget) == NULL) return;

 
 

-    GdkWindow *source = (GdkWindow *) NULL;
+    GdkWindow *source = NULL;

     if (m_wxwindow)
     if (m_wxwindow)

-        source = GTK_PIZZA(m_wxwindow)->bin_window;
+        source = gtk_widget_get_window(m_wxwindow);

     else
     else

-        source = m_widget->window;
+        source = gtk_widget_get_window(m_widget);

 
     int org_x = 0;
     int org_y = 0;
 
     int org_x = 0;
     int org_y = 0;


@@ -3100,14 +3011,24 @@ void wxWindowGTK::DoClientToScreen( int *x, int *y ) const
 
     if (!m_wxwindow)
     {
 
     if (!m_wxwindow)
     {

-        if (GTK_WIDGET_NO_WINDOW (m_widget))
+        if (!gtk_widget_get_has_window(m_widget))

         {
         {

-            org_x += m_widget->allocation.x;
-            org_y += m_widget->allocation.y;
+            GtkAllocation a;
+            gtk_widget_get_allocation(m_widget, &a);
+            org_x += a.x;
+            org_y += a.y;

         }
     }
 
         }
     }
 

-    if (x) *x += org_x;
+
+    if (x)
+    {
+        if (GetLayoutDirection() == wxLayout_RightToLeft)
+            *x = (GetClientSize().x - *x) + org_x;
+        else
+            *x += org_x;
+    }
+

     if (y) *y += org_y;
 }
 
     if (y) *y += org_y;
 }
 


@@ -3115,13 +3036,13 @@ void wxWindowGTK::DoScreenToClient( int *x, int *y ) const
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
 
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
 

-    if (!m_widget->window) return;
+    if (!gtk_widget_get_realized(m_widget)) return;

 
 

-    GdkWindow *source = (GdkWindow *) NULL;
+    GdkWindow *source = NULL;

     if (m_wxwindow)
     if (m_wxwindow)

-        source = GTK_PIZZA(m_wxwindow)->bin_window;
+        source = gtk_widget_get_window(m_wxwindow);

     else
     else

-        source = m_widget->window;
+        source = gtk_widget_get_window(m_widget);

 
     int org_x = 0;
     int org_y = 0;
 
     int org_x = 0;
     int org_y = 0;


@@ -3129,82 +3050,71 @@ void wxWindowGTK::DoScreenToClient( int *x, int *y ) const
 
     if (!m_wxwindow)
     {
 
     if (!m_wxwindow)
     {

-        if (GTK_WIDGET_NO_WINDOW (m_widget))
+        if (!gtk_widget_get_has_window(m_widget))

         {
         {

-            org_x += m_widget->allocation.x;
-            org_y += m_widget->allocation.y;
+            GtkAllocation a;
+            gtk_widget_get_allocation(m_widget, &a);
+            org_x += a.x;
+            org_y += a.y;

         }
     }
 
         }
     }
 

-    if (x) *x -= org_x;
+    if (x)
+    {
+        if (GetLayoutDirection() == wxLayout_RightToLeft)
+            *x = (GetClientSize().x - *x) - org_x;
+        else
+            *x -= org_x;
+    }

     if (y) *y -= org_y;
 }
 
 bool wxWindowGTK::Show( bool show )
 {
     if (y) *y -= org_y;
 }
 
 bool wxWindowGTK::Show( bool show )
 {

-    wxCHECK_MSG( (m_widget != NULL), false, wxT("invalid window") );
-
-    if (!wxWindowBase::Show(show))
+    if ( !wxWindowBase::Show(show) )

     {
         // nothing to do
         return false;
     }
 
     {
         // nothing to do
         return false;
     }
 

-    if (show)
+    // notice that we may call Hide() before the window is created and this is
+    // actually useful to create it hidden initially -- but we can't call
+    // Show() before it is created
+    if ( !m_widget )
+    {
+        wxASSERT_MSG( !show, "can't show invalid window" );
+        return true;
+    }
+
+    if ( show )

     {
     {

-        if (!m_showOnIdle)
+        if ( m_showOnIdle )

         {
         {

-            gtk_widget_show( m_widget );
-            wxShowEvent eventShow(GetId(), show);
-            eventShow.SetEventObject(this);
-            GetEventHandler()->ProcessEvent(eventShow);
+            // defer until later
+            return true;

         }
         }

+
+        gtk_widget_show(m_widget);

     }
     }

-    else
+    else // hide

     {
     {

-        gtk_widget_hide( m_widget );
-        wxShowEvent eventShow(GetId(), show);
-        eventShow.SetEventObject(this);
-        GetEventHandler()->ProcessEvent(eventShow);
+        gtk_widget_hide(m_widget);

     }
 
     }
 

-    return true;
-}
-
-static void wxWindowNotifyEnable(wxWindowGTK* win, bool enable)
-{
-    win->OnParentEnable(enable);
+    wxShowEvent eventShow(GetId(), show);
+    eventShow.SetEventObject(this);
+    HandleWindowEvent(eventShow);

 
 

-    // Recurse, so that children have the opportunity to Do The Right Thing
-    // and reset colours that have been messed up by a parent's (really ancestor's)
-    // Enable call
-    for ( wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
-          node;
-          node = node->GetNext() )
-    {
-        wxWindow *child = node->GetData();
-        if (!child->IsKindOf(CLASSINFO(wxDialog)) && !child->IsKindOf(CLASSINFO(wxFrame)))
-            wxWindowNotifyEnable(child, enable);
-    }
+    return true;

 }
 
 }
 

-bool wxWindowGTK::Enable( bool enable )
+void wxWindowGTK::DoEnable( bool enable )

 {
 {

-    wxCHECK_MSG( (m_widget != NULL), false, wxT("invalid window") );
-
-    if (!wxWindowBase::Enable(enable))
-    {
-        // nothing to do
-        return false;
-    }
+    wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );

 
     gtk_widget_set_sensitive( m_widget, enable );
 
     gtk_widget_set_sensitive( m_widget, enable );

-    if ( m_wxwindow )
+    if (m_wxwindow && (m_wxwindow != m_widget))

         gtk_widget_set_sensitive( m_wxwindow, enable );
         gtk_widget_set_sensitive( m_wxwindow, enable );

-
-    wxWindowNotifyEnable(this, enable);
-
-    return true;

 }
 
 int wxWindowGTK::GetCharHeight() const
 }
 
 int wxWindowGTK::GetCharHeight() const


@@ -3212,11 +3122,9 @@ int wxWindowGTK::GetCharHeight() const
     wxCHECK_MSG( (m_widget != NULL), 12, wxT("invalid window") );
 
     wxFont font = GetFont();
     wxCHECK_MSG( (m_widget != NULL), 12, wxT("invalid window") );
 
     wxFont font = GetFont();

-    wxCHECK_MSG( font.Ok(), 12, wxT("invalid font") );
+    wxCHECK_MSG( font.IsOk(), 12, wxT("invalid font") );

 
 

-    PangoContext *context = NULL;
-    if (m_widget)
-        context = gtk_widget_get_pango_context( m_widget );
+    PangoContext* context = gtk_widget_get_pango_context(m_widget);

 
     if (!context)
         return 0;
 
     if (!context)
         return 0;


@@ -3240,11 +3148,9 @@ int wxWindowGTK::GetCharWidth() const
     wxCHECK_MSG( (m_widget != NULL), 8, wxT("invalid window") );
 
     wxFont font = GetFont();
     wxCHECK_MSG( (m_widget != NULL), 8, wxT("invalid window") );
 
     wxFont font = GetFont();

-    wxCHECK_MSG( font.Ok(), 8, wxT("invalid font") );
+    wxCHECK_MSG( font.IsOk(), 8, wxT("invalid font") );

 
 

-    PangoContext *context = NULL;
-    if (m_widget)
-        context = gtk_widget_get_pango_context( m_widget );
+    PangoContext* context = gtk_widget_get_pango_context(m_widget);

 
     if (!context)
         return 0;
 
     if (!context)
         return 0;


@@ -3263,143 +3169,246 @@ int wxWindowGTK::GetCharWidth() const
     return (int) PANGO_PIXELS(rect.width);
 }
 
     return (int) PANGO_PIXELS(rect.width);
 }
 

-void wxWindowGTK::GetTextExtent( const wxString& string,
-                                 int *x,
-                                 int *y,
-                                 int *descent,
-                                 int *externalLeading,
-                                 const wxFont *theFont ) const
+void wxWindowGTK::DoGetTextExtent( const wxString& string,
+                                   int *x,
+                                   int *y,
+                                   int *descent,
+                                   int *externalLeading,
+                                   const wxFont *theFont ) const

 {
 {

-    wxFont fontToUse = theFont ? *theFont : GetFont();
+    // ensure we work with a valid font
+    wxFont fontToUse;
+    if ( !theFont || !theFont->IsOk() )
+        fontToUse = GetFont();
+    else
+        fontToUse = *theFont;
+
+    wxCHECK_RET( fontToUse.IsOk(), wxT("invalid font") );
+
+    const wxWindow* win = static_cast<const wxWindow*>(this);
+    wxTextMeasure txm(win, &fontToUse);
+    txm.GetTextExtent(string, x, y, descent, externalLeading);
+}
+
+void wxWindowGTK::GTKDisableFocusOutEvent()
+{
+    g_signal_handlers_block_by_func( m_focusWidget,
+                                (gpointer) gtk_window_focus_out_callback, this);
+}
+
+void wxWindowGTK::GTKEnableFocusOutEvent()
+{
+    g_signal_handlers_unblock_by_func( m_focusWidget,
+                                (gpointer) gtk_window_focus_out_callback, this);
+}
+
+bool wxWindowGTK::GTKHandleFocusIn()
+{
+    // Disable default focus handling for custom windows since the default GTK+
+    // handler issues a repaint
+    const bool retval = m_wxwindow ? true : false;

 
 

-    wxCHECK_RET( fontToUse.Ok(), wxT("invalid font") );

 
 

-    if (string.empty())
+    // NB: if there's still unprocessed deferred focus-out event (see
+    //     GTKHandleFocusOut() for explanation), we need to process it first so
+    //     that the order of focus events -- focus-out first, then focus-in
+    //     elsewhere -- is preserved
+    if ( gs_deferredFocusOut )

     {
     {

-        if (x) (*x) = 0;
-        if (y) (*y) = 0;
-        return;
+        if ( GTKNeedsToFilterSameWindowFocus() &&
+             gs_deferredFocusOut == this )
+        {
+            // GTK+ focus changed from this wxWindow back to itself, so don't
+            // emit any events at all
+            wxLogTrace(TRACE_FOCUS,
+                       "filtered out spurious focus change within %s(%p, %s)",
+                       GetClassInfo()->GetClassName(), this, GetLabel());
+            gs_deferredFocusOut = NULL;
+            return retval;
+        }
+
+        // otherwise we need to send focus-out first
+        wxASSERT_MSG ( gs_deferredFocusOut != this,
+                       "GTKHandleFocusIn(GTKFocus_Normal) called even though focus changed back to itself - derived class should handle this" );
+        GTKHandleDeferredFocusOut();

     }
 
     }
 

-    PangoContext *context = NULL;
-    if (m_widget)
-        context = gtk_widget_get_pango_context( m_widget );

 
 

-    if (!context)
+    wxLogTrace(TRACE_FOCUS,
+               "handling focus_in event for %s(%p, %s)",
+               GetClassInfo()->GetClassName(), this, GetLabel());
+
+    if (m_imContext)
+        gtk_im_context_focus_in(m_imContext);
+
+    gs_currentFocus = this;
+    gs_pendingFocus = NULL;
+
+#if wxUSE_CARET
+    // caret needs to be informed about focus change
+    wxCaret *caret = GetCaret();
+    if ( caret )

     {
     {

-        if (x) (*x) = 0;
-        if (y) (*y) = 0;
-        return;
+        caret->OnSetFocus();

     }
     }

+#endif // wxUSE_CARET

 
 

-    PangoFontDescription *desc = fontToUse.GetNativeFontInfo()->description;
-    PangoLayout *layout = pango_layout_new(context);
-    pango_layout_set_font_description(layout, desc);
+    // Notify the parent keeping track of focus for the kbd navigation
+    // purposes that we got it.
+    wxChildFocusEvent eventChildFocus(static_cast<wxWindow*>(this));
+    GTKProcessEvent(eventChildFocus);
+
+    wxFocusEvent eventFocus(wxEVT_SET_FOCUS, GetId());
+    eventFocus.SetEventObject(this);
+    GTKProcessEvent(eventFocus);
+
+    return retval;
+}
+
+bool wxWindowGTK::GTKHandleFocusOut()
+{
+    // Disable default focus handling for custom windows since the default GTK+
+    // handler issues a repaint
+    const bool retval = m_wxwindow ? true : false;
+
+
+    // NB: If a control is composed of several GtkWidgets and when focus
+    //     changes from one of them to another within the same wxWindow, we get
+    //     a focus-out event followed by focus-in for another GtkWidget owned
+    //     by the same wx control. We don't want to generate two spurious
+    //     wxEVT_SET_FOCUS events in this case, so we defer sending wx events
+    //     from GTKHandleFocusOut() until we know for sure it's not coming back
+    //     (i.e. in GTKHandleFocusIn() or at idle time).
+    if ( GTKNeedsToFilterSameWindowFocus() )

     {
     {

-        const wxCharBuffer data = wxGTK_CONV( string );
-        if ( data )
-            pango_layout_set_text(layout, data, strlen(data));
+        wxASSERT_MSG( gs_deferredFocusOut == NULL,
+                      "deferred focus out event already pending" );
+        wxLogTrace(TRACE_FOCUS,
+                   "deferring focus_out event for %s(%p, %s)",
+                   GetClassInfo()->GetClassName(), this, GetLabel());
+        gs_deferredFocusOut = this;
+        return retval;

     }
 
     }
 

-    PangoRectangle rect;
-    pango_layout_get_extents(layout, NULL, &rect);
+    GTKHandleFocusOutNoDeferring();
+
+    return retval;
+}
+
+void wxWindowGTK::GTKHandleFocusOutNoDeferring()
+{
+    wxLogTrace(TRACE_FOCUS,
+               "handling focus_out event for %s(%p, %s)",
+               GetClassInfo()->GetClassName(), this, GetLabel());
+
+    if (m_imContext)
+        gtk_im_context_focus_out(m_imContext);
+
+    if ( gs_currentFocus != this )
+    {
+        // Something is terribly wrong, gs_currentFocus is out of sync with the
+        // real focus. We will reset it to NULL anyway, because after this
+        // focus-out event is handled, one of the following with happen:
+        //
+        // * either focus will go out of the app altogether, in which case
+        //   gs_currentFocus _should_ be NULL
+        //
+        // * or it goes to another control, in which case focus-in event will
+        //   follow immediately and it will set gs_currentFocus to the right
+        //   value
+        wxLogDebug("window %s(%p, %s) lost focus even though it didn't have it",
+                   GetClassInfo()->GetClassName(), this, GetLabel());
+    }
+    gs_currentFocus = NULL;

 
 

-    if (x) (*x) = (wxCoord) PANGO_PIXELS(rect.width);
-    if (y) (*y) = (wxCoord) PANGO_PIXELS(rect.height);
-    if (descent)
+#if wxUSE_CARET
+    // caret needs to be informed about focus change
+    wxCaret *caret = GetCaret();
+    if ( caret )

     {
     {

-        PangoLayoutIter *iter = pango_layout_get_iter(layout);
-        int baseline = pango_layout_iter_get_baseline(iter);
-        pango_layout_iter_free(iter);
-        *descent = *y - PANGO_PIXELS(baseline);
+        caret->OnKillFocus();

     }
     }

-    if (externalLeading) (*externalLeading) = 0;  // ??
+#endif // wxUSE_CARET

 
 

-    g_object_unref (layout);
+    wxFocusEvent event( wxEVT_KILL_FOCUS, GetId() );
+    event.SetEventObject( this );
+    event.SetWindow( FindFocus() );
+    GTKProcessEvent( event );

 }
 
 }
 

-bool wxWindowGTK::GTKSetDelayedFocusIfNeeded()
+/*static*/
+void wxWindowGTK::GTKHandleDeferredFocusOut()

 {
 {

-    if ( g_delayedFocus == this )
+    // NB: See GTKHandleFocusOut() for explanation. This function is called
+    //     from either GTKHandleFocusIn() or OnInternalIdle() to process
+    //     deferred event.
+    if ( gs_deferredFocusOut )

     {
     {

-        if ( GTK_WIDGET_REALIZED(m_widget) )
-        {
-            gtk_widget_grab_focus(m_widget);
-            g_delayedFocus = NULL;
+        wxWindowGTK *win = gs_deferredFocusOut;
+        gs_deferredFocusOut = NULL;

 
 

-            return true;
-        }
-    }
+        wxLogTrace(TRACE_FOCUS,
+                   "processing deferred focus_out event for %s(%p, %s)",
+                   win->GetClassInfo()->GetClassName(), win, win->GetLabel());

 
 

-    return false;
+        win->GTKHandleFocusOutNoDeferring();
+    }

 }
 
 void wxWindowGTK::SetFocus()
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
 }
 
 void wxWindowGTK::SetFocus()
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid window") );

-    if ( m_hasFocus )
-    {
-        // don't do anything if we already have focus
-        return;
-    }

 
 

-    if (m_wxwindow)
+    // Setting "physical" focus is not immediate in GTK+ and while
+    // gtk_widget_is_focus ("determines if the widget is the focus widget
+    // within its toplevel", i.e. returns true for one widget per TLW, not
+    // globally) returns true immediately after grabbing focus,
+    // GTK_WIDGET_HAS_FOCUS (which returns true only for the one widget that
+    // has focus at the moment) takes effect only after the window is shown
+    // (if it was hidden at the moment of the call) or at the next event loop
+    // iteration.
+    //
+    // Because we want to FindFocus() call immediately following
+    // foo->SetFocus() to return foo, we have to keep track of "pending" focus
+    // ourselves.
+    gs_pendingFocus = this;
+
+    GtkWidget *widget = m_wxwindow ? m_wxwindow : m_focusWidget;
+
+    if ( GTK_IS_CONTAINER(widget) &&
+         !gtk_widget_get_can_focus(widget) )

     {
     {

-        if (!GTK_WIDGET_HAS_FOCUS (m_wxwindow))
-        {
-            gtk_widget_grab_focus (m_wxwindow);
-        }
+        wxLogTrace(TRACE_FOCUS,
+                   wxT("Setting focus to a child of %s(%p, %s)"),
+                   GetClassInfo()->GetClassName(), this, GetLabel().c_str());
+        gtk_widget_child_focus(widget, GTK_DIR_TAB_FORWARD);

     }
     }

-    else if (m_widget)
+    else

     {
     {

-        if (GTK_IS_CONTAINER(m_widget))
-        {
-            gtk_widget_child_focus( m_widget, GTK_DIR_TAB_FORWARD );
-        }
-        else
-        if (GTK_WIDGET_CAN_FOCUS(m_widget) && !GTK_WIDGET_HAS_FOCUS (m_widget) )
-        {
-
-            if (!GTK_WIDGET_REALIZED(m_widget))
-            {
-                // we can't set the focus to the widget now so we remember that
-                // it should be focused and will do it later, during the idle
-                // time, as soon as we can
-                wxLogTrace(TRACE_FOCUS,
-                           _T("Delaying setting focus to %s(%s)"),
-                           GetClassInfo()->GetClassName(), GetLabel().c_str());
-
-                g_delayedFocus = this;
-            }
-            else
-            {
-                wxLogTrace(TRACE_FOCUS,
-                           _T("Setting focus to %s(%s)"),
-                           GetClassInfo()->GetClassName(), GetLabel().c_str());
-
-                gtk_widget_grab_focus (m_widget);
-            }
-        }
-        else
-        {
-           wxLogTrace(TRACE_FOCUS,
-                      _T("Can't set focus to %s(%s)"),
-                      GetClassInfo()->GetClassName(), GetLabel().c_str());
-        }
+        wxLogTrace(TRACE_FOCUS,
+                   wxT("Setting focus to %s(%p, %s)"),
+                   GetClassInfo()->GetClassName(), this, GetLabel().c_str());
+        gtk_widget_grab_focus(widget);

     }
 }
 
     }
 }
 

-bool wxWindowGTK::AcceptsFocus() const
+void wxWindowGTK::SetCanFocus(bool canFocus)

 {
 {

-    return m_acceptsFocus && wxWindowBase::AcceptsFocus();
+    wxCHECK_RET(m_widget, "invalid window");
+
+    gtk_widget_set_can_focus(m_widget, canFocus);
+
+    if ( m_wxwindow && (m_widget != m_wxwindow) )
+    {
+        gtk_widget_set_can_focus(m_wxwindow, canFocus);
+    }

 }
 
 bool wxWindowGTK::Reparent( wxWindowBase *newParentBase )
 {
     wxCHECK_MSG( (m_widget != NULL), false, wxT("invalid window") );
 
 }
 
 bool wxWindowGTK::Reparent( wxWindowBase *newParentBase )
 {
     wxCHECK_MSG( (m_widget != NULL), false, wxT("invalid window") );
 

-    wxWindowGTK *oldParent = m_parent,
-             *newParent = (wxWindowGTK *)newParentBase;
+    wxWindowGTK * const newParent = (wxWindowGTK *)newParentBase;

 
     wxASSERT( GTK_IS_WIDGET(m_widget) );
 
 
     wxASSERT( GTK_IS_WIDGET(m_widget) );
 


@@ -3408,30 +3417,26 @@ bool wxWindowGTK::Reparent( wxWindowBase *newParentBase )
 
     wxASSERT( GTK_IS_WIDGET(m_widget) );
 
 
     wxASSERT( GTK_IS_WIDGET(m_widget) );
 

-    /* prevent GTK from deleting the widget arbitrarily */
-    gtk_widget_ref( m_widget );
-
-    if (oldParent)
-    {
-        gtk_container_remove( GTK_CONTAINER(m_widget->parent), m_widget );
-    }
+    // Notice that old m_parent pointer might be non-NULL here but the widget
+    // still not have any parent at GTK level if it's a notebook page that had
+    // been removed from the notebook so test this at GTK level and not wx one.
+    if ( GtkWidget *parentGTK = gtk_widget_get_parent(m_widget) )
+        gtk_container_remove(GTK_CONTAINER(parentGTK), m_widget);

 
     wxASSERT( GTK_IS_WIDGET(m_widget) );
 
     if (newParent)
     {
 
     wxASSERT( GTK_IS_WIDGET(m_widget) );
 
     if (newParent)
     {

-        if (GTK_WIDGET_VISIBLE (newParent->m_widget))
+        if (gtk_widget_get_visible (newParent->m_widget))

         {
             m_showOnIdle = true;
             gtk_widget_hide( m_widget );
         }
         {
             m_showOnIdle = true;
             gtk_widget_hide( m_widget );
         }

-    

         /* insert GTK representation */
         /* insert GTK representation */

-        (*(newParent->m_insertCallback))(newParent, this);
+        newParent->AddChildGTK(this);

     }
 
     }
 

-    /* reverse: prevent GTK from deleting the widget arbitrarily */
-    gtk_widget_unref( m_widget );
+    SetLayoutDirection(wxLayout_Default);

 
     return true;
 }
 
     return true;
 }


@@ -3439,40 +3444,115 @@ bool wxWindowGTK::Reparent( wxWindowBase *newParentBase )
 void wxWindowGTK::DoAddChild(wxWindowGTK *child)
 {
     wxASSERT_MSG( (m_widget != NULL), wxT("invalid window") );
 void wxWindowGTK::DoAddChild(wxWindowGTK *child)
 {
     wxASSERT_MSG( (m_widget != NULL), wxT("invalid window") );

-

     wxASSERT_MSG( (child != NULL), wxT("invalid child window") );
 
     wxASSERT_MSG( (child != NULL), wxT("invalid child window") );
 

-    wxASSERT_MSG( (m_insertCallback != NULL), wxT("invalid child insertion function") );
-

     /* add to list */
     AddChild( child );
 
     /* insert GTK representation */
     /* add to list */
     AddChild( child );
 
     /* insert GTK representation */

-    (*m_insertCallback)(this, child);
+    AddChildGTK(child);

 }
 
 void wxWindowGTK::AddChild(wxWindowBase *child)
 {
     wxWindowBase::AddChild(child);
     m_dirtyTabOrder = true;
 }
 
 void wxWindowGTK::AddChild(wxWindowBase *child)
 {
     wxWindowBase::AddChild(child);
     m_dirtyTabOrder = true;

-    if (g_isIdle)
-        wxapp_install_idle_handler();
+    wxTheApp->WakeUpIdle();

 }
 
 void wxWindowGTK::RemoveChild(wxWindowBase *child)
 {
     wxWindowBase::RemoveChild(child);
     m_dirtyTabOrder = true;
 }
 
 void wxWindowGTK::RemoveChild(wxWindowBase *child)
 {
     wxWindowBase::RemoveChild(child);
     m_dirtyTabOrder = true;

-    if (g_isIdle)
-        wxapp_install_idle_handler();
+    wxTheApp->WakeUpIdle();
+}
+
+/* static */
+wxLayoutDirection wxWindowGTK::GTKGetLayout(GtkWidget *widget)
+{
+    return gtk_widget_get_direction(widget) == GTK_TEXT_DIR_RTL
+                ? wxLayout_RightToLeft
+                : wxLayout_LeftToRight;
+}
+
+/* static */
+void wxWindowGTK::GTKSetLayout(GtkWidget *widget, wxLayoutDirection dir)
+{
+    wxASSERT_MSG( dir != wxLayout_Default, wxT("invalid layout direction") );
+
+    gtk_widget_set_direction(widget,
+                             dir == wxLayout_RightToLeft ? GTK_TEXT_DIR_RTL
+                                                         : GTK_TEXT_DIR_LTR);
+}
+
+wxLayoutDirection wxWindowGTK::GetLayoutDirection() const
+{
+    return GTKGetLayout(m_widget);
+}
+
+void wxWindowGTK::SetLayoutDirection(wxLayoutDirection dir)
+{
+    if ( dir == wxLayout_Default )
+    {
+        const wxWindow *const parent = GetParent();
+        if ( parent )
+        {
+            // inherit layout from parent.
+            dir = parent->GetLayoutDirection();
+        }
+        else // no parent, use global default layout
+        {
+            dir = wxTheApp->GetLayoutDirection();
+        }
+    }
+
+    if ( dir == wxLayout_Default )
+        return;
+
+    GTKSetLayout(m_widget, dir);
+
+    if (m_wxwindow && (m_wxwindow != m_widget))
+        GTKSetLayout(m_wxwindow, dir);
+}
+
+wxCoord
+wxWindowGTK::AdjustForLayoutDirection(wxCoord x,
+                                      wxCoord WXUNUSED(width),
+                                      wxCoord WXUNUSED(widthTotal)) const
+{
+    // We now mirror the coordinates of RTL windows in wxPizza
+    return x;

 }
 
 }
 

-void wxWindowGTK::DoMoveInTabOrder(wxWindow *win, MoveKind move)
+void wxWindowGTK::DoMoveInTabOrder(wxWindow *win, WindowOrder move)

 {
     wxWindowBase::DoMoveInTabOrder(win, move);
     m_dirtyTabOrder = true;
 {
     wxWindowBase::DoMoveInTabOrder(win, move);
     m_dirtyTabOrder = true;

-    if (g_isIdle)
-        wxapp_install_idle_handler();
+    wxTheApp->WakeUpIdle();
+}
+
+bool wxWindowGTK::DoNavigateIn(int flags)
+{
+    if ( flags & wxNavigationKeyEvent::WinChange )
+    {
+        wxFAIL_MSG( wxT("not implemented") );
+
+        return false;
+    }
+    else // navigate inside the container
+    {
+        wxWindow *parent = wxGetTopLevelParent((wxWindow *)this);
+        wxCHECK_MSG( parent, false, wxT("every window must have a TLW parent") );
+
+        GtkDirectionType dir;
+        dir = flags & wxNavigationKeyEvent::IsForward ? GTK_DIR_TAB_FORWARD
+                                                      : GTK_DIR_TAB_BACKWARD;
+
+        gboolean rc;
+        g_signal_emit_by_name(parent->m_widget, "focus", dir, &rc);
+
+        return rc != 0;
+    }

 }
 
 bool wxWindowGTK::GTKWidgetNeedsMnemonic() const
 }
 
 bool wxWindowGTK::GTKWidgetNeedsMnemonic() const


@@ -3505,18 +3585,20 @@ void wxWindowGTK::RealizeTabOrder()
             {
                 wxWindowGTK *win = *i;
 
             {
                 wxWindowGTK *win = *i;
 

+                bool focusableFromKeyboard = win->AcceptsFocusFromKeyboard();
+

                 if ( mnemonicWindow )
                 {
                 if ( mnemonicWindow )
                 {

-                    if ( win->AcceptsFocusFromKeyboard() )
+                    if ( focusableFromKeyboard )

                     {
                         // wxComboBox et al. needs to focus on on a different
                         // widget than m_widget, so if the main widget isn't
                         // focusable try the connect widget
                         GtkWidget* w = win->m_widget;
                     {
                         // wxComboBox et al. needs to focus on on a different
                         // widget than m_widget, so if the main widget isn't
                         // focusable try the connect widget
                         GtkWidget* w = win->m_widget;

-                        if ( !GTK_WIDGET_CAN_FOCUS(w) )
+                        if ( !gtk_widget_get_can_focus(w) )

                         {
                             w = win->GetConnectWidget();
                         {
                             w = win->GetConnectWidget();

-                            if ( !GTK_WIDGET_CAN_FOCUS(w) )
+                            if ( !gtk_widget_get_can_focus(w) )

                                 w = NULL;
                         }
 
                                 w = NULL;
                         }
 


@@ -3532,7 +3614,8 @@ void wxWindowGTK::RealizeTabOrder()
                     mnemonicWindow = win;
                 }
 
                     mnemonicWindow = win;
                 }
 

-                chain = g_list_prepend(chain, win->m_widget);
+                if ( focusableFromKeyboard )
+                    chain = g_list_prepend(chain, win->m_widget);

             }
 
             chain = g_list_reverse(chain);
             }
 
             chain = g_list_reverse(chain);


@@ -3551,13 +3634,13 @@ void wxWindowGTK::Raise()
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
 
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
 

-    if (m_wxwindow && m_wxwindow->window)
+    if (m_wxwindow && gtk_widget_get_window(m_wxwindow))

     {
     {

-        gdk_window_raise( m_wxwindow->window );
+        gdk_window_raise(gtk_widget_get_window(m_wxwindow));

     }
     }

-    else if (m_widget->window)
+    else if (gtk_widget_get_window(m_widget))

     {
     {

-        gdk_window_raise( m_widget->window );
+        gdk_window_raise(gtk_widget_get_window(m_widget));

     }
 }
 
     }
 }
 


@@ -3565,66 +3648,80 @@ void wxWindowGTK::Lower()
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
 
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
 

-    if (m_wxwindow && m_wxwindow->window)
+    if (m_wxwindow && gtk_widget_get_window(m_wxwindow))

     {
     {

-        gdk_window_lower( m_wxwindow->window );
+        gdk_window_lower(gtk_widget_get_window(m_wxwindow));

     }
     }

-    else if (m_widget->window)
+    else if (gtk_widget_get_window(m_widget))

     {
     {

-        gdk_window_lower( m_widget->window );
+        gdk_window_lower(gtk_widget_get_window(m_widget));

     }
 }
 
 bool wxWindowGTK::SetCursor( const wxCursor &cursor )
 {
     }
 }
 
 bool wxWindowGTK::SetCursor( const wxCursor &cursor )
 {

-    wxCHECK_MSG( (m_widget != NULL), false, wxT("invalid window") );
-
-    if (cursor == m_cursor)
-       return false;
+    if ( !wxWindowBase::SetCursor(cursor.IsOk() ? cursor : *wxSTANDARD_CURSOR) )
+        return false;

 
 

-    if (g_isIdle)
-        wxapp_install_idle_handler();
+    GTKUpdateCursor();

 
 

-    return wxWindowBase::SetCursor( cursor.Ok() ? cursor : *wxSTANDARD_CURSOR );
+    return true;

 }
 
 }
 

-void wxWindowGTK::GTKUpdateCursor()
+void wxWindowGTK::GTKUpdateCursor(bool update_self /*=true*/, bool recurse /*=true*/)

 {
 {

-    wxCursor cursor(g_globalCursor.Ok() ? g_globalCursor : GetCursor());
-    if ( cursor.Ok() )
+    if (update_self)

     {
     {

-        wxArrayGdkWindows windowsThis;
-        GdkWindow * const winThis = GTKGetWindow(windowsThis);
-        if ( winThis )
+        wxCursor cursor(g_globalCursor.IsOk() ? g_globalCursor : GetCursor());
+        if ( cursor.IsOk() )

         {
         {

-            gdk_window_set_cursor(winThis, cursor.GetCursor());
-        }
-        else
-        {
-            const size_t count = windowsThis.size();
-            for ( size_t n = 0; n < count; n++ )
+            wxArrayGdkWindows windowsThis;
+            GdkWindow* window = GTKGetWindow(windowsThis);
+            if (window)
+                gdk_window_set_cursor( window, cursor.GetCursor() );
+            else

             {
             {

-                gdk_window_set_cursor(windowsThis[n], cursor.GetCursor());
+                const size_t count = windowsThis.size();
+                for ( size_t n = 0; n < count; n++ )
+                {
+                    GdkWindow *win = windowsThis[n];
+                    // It can be zero if the window has not been realized yet.
+                    if ( win )
+                    {
+                        gdk_window_set_cursor(win, cursor.GetCursor());
+                    }
+                }

             }
         }
     }
             }
         }
     }

+
+    if (recurse)
+    {
+        for (wxWindowList::iterator it = GetChildren().begin(); it != GetChildren().end(); ++it)
+        {
+            (*it)->GTKUpdateCursor( true );
+        }
+    }

 }
 
 void wxWindowGTK::WarpPointer( int x, int y )
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
 
 }
 
 void wxWindowGTK::WarpPointer( int x, int y )
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
 

-    // We provide this function ourselves as it is
-    // missing in GDK (top of this file).
-
-    GdkWindow *window = (GdkWindow*) NULL;
-    if (m_wxwindow)
-        window = GTK_PIZZA(m_wxwindow)->bin_window;
-    else
-        window = GetConnectWidget()->window;
-
-    if (window)
-        gdk_window_warp_pointer( window, x, y );
+    ClientToScreen(&x, &y);
+    GdkDisplay* display = gtk_widget_get_display(m_widget);
+    GdkScreen* screen = gtk_widget_get_screen(m_widget);
+#ifdef __WXGTK3__
+    GdkDeviceManager* manager = gdk_display_get_device_manager(display);
+    gdk_device_warp(gdk_device_manager_get_client_pointer(manager), screen, x, y);
+#else
+#ifdef GDK_WINDOWING_X11
+    XWarpPointer(GDK_DISPLAY_XDISPLAY(display),
+        None,
+        GDK_WINDOW_XID(gdk_screen_get_root_window(screen)),
+        0, 0, 0, 0, x, y);
+#endif
+#endif

 }
 
 wxWindowGTK::ScrollDir wxWindowGTK::ScrollDirFromRange(GtkRange *range) const
 }
 
 wxWindowGTK::ScrollDir wxWindowGTK::ScrollDirFromRange(GtkRange *range) const


@@ -3636,7 +3733,7 @@ wxWindowGTK::ScrollDir wxWindowGTK::ScrollDirFromRange(GtkRange *range) const
             return (ScrollDir)dir;
     }
 
             return (ScrollDir)dir;
     }
 

-    wxFAIL_MSG( _T("event from unknown scrollbar received") );
+    wxFAIL_MSG( wxT("event from unknown scrollbar received") );

 
     return ScrollDir_Max;
 }
 
     return ScrollDir_Max;
 }


@@ -3647,14 +3744,14 @@ bool wxWindowGTK::DoScrollByUnits(ScrollDir dir, ScrollUnit unit, int units)
     GtkRange* range = m_scrollBar[dir];
     if ( range && units )
     {
     GtkRange* range = m_scrollBar[dir];
     if ( range && units )
     {

-        GtkAdjustment* adj = range->adjustment;
-        gdouble inc = unit == ScrollUnit_Line ? adj->step_increment
-                                              : adj->page_increment;
+        GtkAdjustment* adj = gtk_range_get_adjustment(range);
+        double inc = unit == ScrollUnit_Line ? gtk_adjustment_get_step_increment(adj)
+                                             : gtk_adjustment_get_page_increment(adj);

 
 

-        const int posOld = int(adj->value + 0.5);
+        const int posOld = wxRound(gtk_adjustment_get_value(adj));

         gtk_range_set_value(range, posOld + units*inc);
 
         gtk_range_set_value(range, posOld + units*inc);
 

-        changed = int(adj->value + 0.5) != posOld;
+        changed = wxRound(gtk_adjustment_get_value(adj)) != posOld;

     }
 
     return changed;
     }
 
     return changed;


@@ -3670,133 +3767,255 @@ bool wxWindowGTK::ScrollPages(int pages)
     return DoScrollByUnits(ScrollDir_Vert, ScrollUnit_Page, pages);
 }
 
     return DoScrollByUnits(ScrollDir_Vert, ScrollUnit_Page, pages);
 }
 

-void wxWindowGTK::Refresh( bool eraseBackground, const wxRect *rect )
+void wxWindowGTK::Refresh(bool WXUNUSED(eraseBackground),
+                          const wxRect *rect)

 {
 {

-    if (!m_widget)
-        return;
-    if (!m_widget->window)
-        return;
-

     if (m_wxwindow)
     {
     if (m_wxwindow)
     {

-        if (!GTK_PIZZA(m_wxwindow)->bin_window) return;
-    
-        GdkRectangle gdk_rect,
-                    *p;
-        if (rect)
+        if (gtk_widget_get_mapped(m_wxwindow))

         {
         {

-            gdk_rect.x = rect->x;
-            gdk_rect.y = rect->y;
-            gdk_rect.width = rect->width;
-            gdk_rect.height = rect->height;
-            p = &gdk_rect;
+            GdkWindow* window = gtk_widget_get_window(m_wxwindow);
+            if (rect)
+            {
+                GdkRectangle r = { rect->x, rect->y, rect->width, rect->height };
+                if (GetLayoutDirection() == wxLayout_RightToLeft)
+                    r.x = gdk_window_get_width(window) - r.x - rect->width;
+                gdk_window_invalidate_rect(window, &r, true);
+            }
+            else
+                gdk_window_invalidate_rect(window, NULL, true);

         }
         }

-        else // invalidate everything
+    }
+    else if (m_widget)
+    {
+        if (gtk_widget_get_mapped(m_widget))

         {
         {

-            p = NULL;
+            if (rect)
+                gtk_widget_queue_draw_area(m_widget, rect->x, rect->y, rect->width, rect->height);
+            else
+                gtk_widget_queue_draw(m_widget);

         }
         }

-
-        gdk_window_invalidate_rect( GTK_PIZZA(m_wxwindow)->bin_window, p, TRUE );

     }
 }
 
 void wxWindowGTK::Update()
 {
     }
 }
 
 void wxWindowGTK::Update()
 {

-    GtkUpdate();
+    if (m_widget && gtk_widget_get_mapped(m_widget))
+    {
+        GdkDisplay* display = gtk_widget_get_display(m_widget);
+        // Flush everything out to the server, and wait for it to finish.
+        // This ensures nothing will overwrite the drawing we are about to do.
+        gdk_display_sync(display);

 
 

-    // when we call Update() we really want to update the window immediately on
-    // screen, even if it means flushing the entire queue and hence slowing down
-    // everything -- but it should still be done, it's just that Update() should
-    // be called very rarely
-    gdk_flush();
+        GdkWindow* window = GTKGetDrawingWindow();
+        if (window == NULL)
+            window = gtk_widget_get_window(m_widget);
+        gdk_window_process_updates(window, true);
+
+        // Flush again, but no need to wait for it to finish
+        gdk_display_flush(display);
+    }

 }
 
 }
 

-void wxWindowGTK::GtkUpdate()
+bool wxWindowGTK::DoIsExposed( int x, int y ) const

 {
 {

-    if (m_wxwindow && GTK_PIZZA(m_wxwindow)->bin_window)
-        gdk_window_process_updates( GTK_PIZZA(m_wxwindow)->bin_window, FALSE );
-    if (m_widget && m_widget->window)
-        gdk_window_process_updates( m_widget->window, FALSE );
-
-    // for consistency with other platforms (and also because it's convenient
-    // to be able to update an entire TLW by calling Update() only once), we
-    // should also update all our children here
-    for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
-          node;
-          node = node->GetNext() )
-    {
-        node->GetData()->GtkUpdate();
-    }
+    return m_updateRegion.Contains(x, y) != wxOutRegion;

 }
 
 }
 

-void wxWindowGTK::GtkSendPaintEvents()
+bool wxWindowGTK::DoIsExposed( int x, int y, int w, int h ) const

 {
 {

-    if (!m_wxwindow)
-    {
-        m_updateRegion.Clear();
-        return;
-    }
+    if (GetLayoutDirection() == wxLayout_RightToLeft)
+        return m_updateRegion.Contains(x-w, y, w, h) != wxOutRegion;
+    else
+        return m_updateRegion.Contains(x, y, w, h) != wxOutRegion;
+}

 
 

+#ifdef __WXGTK3__
+void wxWindowGTK::GTKSendPaintEvents(cairo_t* cr)
+#else
+void wxWindowGTK::GTKSendPaintEvents(const GdkRegion* region)
+#endif
+{
+#ifdef __WXGTK3__
+    m_paintContext = cr;
+    double x1, y1, x2, y2;
+    cairo_clip_extents(cr, &x1, &y1, &x2, &y2);
+    m_updateRegion = wxRegion(int(x1), int(y1), int(x2 - x1), int(y2 - y1));
+#else // !__WXGTK3__
+    m_updateRegion = wxRegion(region);
+#if wxGTK_HAS_COMPOSITING_SUPPORT
+    cairo_t* cr = NULL;
+#endif
+#endif // !__WXGTK3__

     // Clip to paint region in wxClientDC
     m_clipPaintRegion = true;
 
     // Clip to paint region in wxClientDC
     m_clipPaintRegion = true;
 

-    // widget to draw on
-    GtkPizza *pizza = GTK_PIZZA (m_wxwindow);
+    m_nativeUpdateRegion = m_updateRegion;

 
 

-    if (GetThemeEnabled() && (GetBackgroundStyle() == wxBG_STYLE_SYSTEM))
+    if (GetLayoutDirection() == wxLayout_RightToLeft)

     {
     {

-        // find ancestor from which to steal background
-        wxWindow *parent = wxGetTopLevelParent((wxWindow *)this);
-        if (!parent)
-            parent = (wxWindow*)this;
+        // Transform m_updateRegion under RTL
+        m_updateRegion.Clear();

 
 

-        if (GTK_WIDGET_MAPPED(parent->m_widget))
+        const int width = gdk_window_get_width(GTKGetDrawingWindow());
+
+        wxRegionIterator upd( m_nativeUpdateRegion );
+        while (upd)

         {
         {

-            wxRegionIterator upd( m_updateRegion );
-            while (upd)
-            {
-                GdkRectangle rect;
-                rect.x = upd.GetX();
-                rect.y = upd.GetY();
-                rect.width = upd.GetWidth();
-                rect.height = upd.GetHeight();
-
-                gtk_paint_flat_box( parent->m_widget->style,
-                            pizza->bin_window,
-                            (GtkStateType)GTK_WIDGET_STATE(m_wxwindow),
-                            GTK_SHADOW_NONE,
-                            &rect,
-                            parent->m_widget,
-                            (char *)"base",
-                            0, 0, -1, -1 );
-
-                ++upd;
-            }
+            wxRect rect;
+            rect.x = upd.GetX();
+            rect.y = upd.GetY();
+            rect.width = upd.GetWidth();
+            rect.height = upd.GetHeight();
+
+            rect.x = width - rect.x - rect.width;
+            m_updateRegion.Union( rect );
+
+            ++upd;

         }
     }
         }
     }

-    else

 
 

+    switch ( GetBackgroundStyle() )

     {
     {

-        wxWindowDC dc( (wxWindow*)this );
-        dc.SetClippingRegion( m_updateRegion );
+        case wxBG_STYLE_TRANSPARENT:
+#if wxGTK_HAS_COMPOSITING_SUPPORT
+            if (IsTransparentBackgroundSupported())
+            {
+                // Set a transparent background, so that overlaying in parent
+                // might indeed let see through where this child did not
+                // explicitly paint.
+                // NB: it works also for top level windows (but this is the
+                // windows manager which then does the compositing job)
+#ifndef __WXGTK3__
+                cr = gdk_cairo_create(m_wxwindow->window);
+                gdk_cairo_region(cr, m_nativeUpdateRegion.GetRegion());
+                cairo_clip(cr);
+#endif
+                cairo_set_operator(cr, CAIRO_OPERATOR_CLEAR);
+                cairo_paint(cr);
+                cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
+#ifndef __WXGTK3__
+                cairo_surface_flush(cairo_get_target(cr));
+#endif
+            }
+#endif // wxGTK_HAS_COMPOSITING_SUPPORT
+            break;

 
 

-        wxEraseEvent erase_event( GetId(), &dc );
-        erase_event.SetEventObject( this );
+        case wxBG_STYLE_ERASE:
+            {
+#ifdef __WXGTK3__
+                wxGTKCairoDC dc(cr);
+#else
+                wxWindowDC dc( (wxWindow*)this );
+                dc.SetDeviceClippingRegion( m_updateRegion );
+
+                // Work around gtk-qt <= 0.60 bug whereby the window colour
+                // remains grey
+                if ( UseBgCol() &&
+                        wxSystemOptions::
+                            GetOptionInt("gtk.window.force-background-colour") )
+                {
+                    dc.SetBackground(GetBackgroundColour());
+                    dc.Clear();
+                }
+#endif // !__WXGTK3__
+                wxEraseEvent erase_event( GetId(), &dc );
+                erase_event.SetEventObject( this );
+
+                if ( HandleWindowEvent(erase_event) )
+                {
+                    // background erased, don't do it again
+                    break;
+                }
+            }
+            // fall through
+
+        case wxBG_STYLE_SYSTEM:
+            if ( GetThemeEnabled() )
+            {
+                GdkWindow* gdkWindow = GTKGetDrawingWindow();
+                const int w = gdk_window_get_width(gdkWindow);
+                const int h = gdk_window_get_height(gdkWindow);
+#ifdef __WXGTK3__
+                GtkStyleContext* sc = gtk_widget_get_style_context(m_wxwindow);
+                gtk_render_background(sc, cr, 0, 0, w, h);
+#else
+                // find ancestor from which to steal background
+                wxWindow *parent = wxGetTopLevelParent((wxWindow *)this);
+                if (!parent)
+                    parent = (wxWindow*)this;
+                GdkRectangle rect;
+                m_nativeUpdateRegion.GetBox(rect.x, rect.y, rect.width, rect.height);
+                gtk_paint_flat_box(gtk_widget_get_style(parent->m_widget),
+                                    gdkWindow,
+                                    gtk_widget_get_state(m_wxwindow),
+                                    GTK_SHADOW_NONE,
+                                    &rect,
+                                    parent->m_widget,
+                                    (char *)"base",
+                                    0, 0, w, h);
+#endif // !__WXGTK3__
+            }
+            break;
+
+        case wxBG_STYLE_PAINT:
+            // nothing to do: window will be painted over in EVT_PAINT
+            break;

 
 

-        GetEventHandler()->ProcessEvent(erase_event);
+        default:
+            wxFAIL_MSG( "unsupported background style" );

     }
 
     wxNcPaintEvent nc_paint_event( GetId() );
     nc_paint_event.SetEventObject( this );
     }
 
     wxNcPaintEvent nc_paint_event( GetId() );
     nc_paint_event.SetEventObject( this );

-    GetEventHandler()->ProcessEvent( nc_paint_event );
+    HandleWindowEvent( nc_paint_event );

 
     wxPaintEvent paint_event( GetId() );
     paint_event.SetEventObject( this );
 
     wxPaintEvent paint_event( GetId() );
     paint_event.SetEventObject( this );

-    GetEventHandler()->ProcessEvent( paint_event );
+    HandleWindowEvent( paint_event );
+
+#if wxGTK_HAS_COMPOSITING_SUPPORT
+    if (IsTransparentBackgroundSupported())
+    { // now composite children which need it
+        // Overlay all our composite children on top of the painted area
+        wxWindowList::compatibility_iterator node;
+        for ( node = m_children.GetFirst(); node ; node = node->GetNext() )
+        {
+            wxWindow *compositeChild = node->GetData();
+            if (compositeChild->GetBackgroundStyle() == wxBG_STYLE_TRANSPARENT)
+            {
+#ifndef __WXGTK3__
+                if (cr == NULL)
+                {
+                    cr = gdk_cairo_create(m_wxwindow->window);
+                    gdk_cairo_region(cr, m_nativeUpdateRegion.GetRegion());
+                    cairo_clip(cr);
+                }
+#endif // !__WXGTK3__
+                GtkWidget *child = compositeChild->m_wxwindow;
+                GtkAllocation alloc;
+                gtk_widget_get_allocation(child, &alloc);

 
 

-    m_clipPaintRegion = false;
+                // The source data is the (composited) child
+                gdk_cairo_set_source_window(
+                    cr, gtk_widget_get_window(child), alloc.x, alloc.y);
+
+                cairo_paint(cr);
+            }
+        }
+#ifndef __WXGTK3__
+        if (cr)
+            cairo_destroy(cr);
+#endif
+    }
+#endif // wxGTK_HAS_COMPOSITING_SUPPORT

 
 

+    m_clipPaintRegion = false;
+#ifdef __WXGTK3__
+    m_paintContext = NULL;
+#endif

     m_updateRegion.Clear();
     m_updateRegion.Clear();

+    m_nativeUpdateRegion.Clear();

 }
 
 void wxWindowGTK::SetDoubleBuffered( bool on )
 }
 
 void wxWindowGTK::SetDoubleBuffered( bool on )


@@ -3807,6 +4026,11 @@ void wxWindowGTK::SetDoubleBuffered( bool on )
         gtk_widget_set_double_buffered( m_wxwindow, on );
 }
 
         gtk_widget_set_double_buffered( m_wxwindow, on );
 }
 

+bool wxWindowGTK::IsDoubleBuffered() const
+{
+    return gtk_widget_get_double_buffered( m_wxwindow ) != 0;
+}
+

 void wxWindowGTK::ClearBackground()
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
 void wxWindowGTK::ClearBackground()
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid window") );


@@ -3815,134 +4039,165 @@ void wxWindowGTK::ClearBackground()
 #if wxUSE_TOOLTIPS
 void wxWindowGTK::DoSetToolTip( wxToolTip *tip )
 {
 #if wxUSE_TOOLTIPS
 void wxWindowGTK::DoSetToolTip( wxToolTip *tip )
 {

-    wxWindowBase::DoSetToolTip(tip);
+    if (m_tooltip != tip)
+    {
+        wxWindowBase::DoSetToolTip(tip);

 
 

-    if (m_tooltip)
-        m_tooltip->Apply( (wxWindow *)this );
+        if (m_tooltip)
+            m_tooltip->GTKSetWindow(static_cast<wxWindow*>(this));
+        else
+            GTKApplyToolTip(NULL);
+    }

 }
 
 }
 

-void wxWindowGTK::ApplyToolTip( GtkTooltips *tips, const wxChar *tip )
+void wxWindowGTK::GTKApplyToolTip(const char* tip)

 {
 {

-    wxString tmp( tip );
-    gtk_tooltips_set_tip( tips, GetConnectWidget(), wxGTK_CONV(tmp), (gchar*) NULL );
+    wxToolTip::GTKApply(GetConnectWidget(), tip);

 }
 #endif // wxUSE_TOOLTIPS
 
 bool wxWindowGTK::SetBackgroundColour( const wxColour &colour )
 {
 }
 #endif // wxUSE_TOOLTIPS
 
 bool wxWindowGTK::SetBackgroundColour( const wxColour &colour )
 {

-    wxCHECK_MSG( m_widget != NULL, false, wxT("invalid window") );
-

     if (!wxWindowBase::SetBackgroundColour(colour))
         return false;
 
     if (!wxWindowBase::SetBackgroundColour(colour))
         return false;
 

-    if (colour.Ok())
+    if (m_widget)

     {
     {

-        // We need the pixel value e.g. for background clearing.
-        m_backgroundColour.CalcPixel(gtk_widget_get_colormap(m_widget));
-    }
+#ifndef __WXGTK3__
+        if (colour.IsOk())
+        {
+            // We need the pixel value e.g. for background clearing.
+            m_backgroundColour.CalcPixel(gtk_widget_get_colormap(m_widget));
+        }
+#endif

 
 

-    // apply style change (forceStyle=true so that new style is applied
-    // even if the bg colour changed from valid to wxNullColour)
-    if (GetBackgroundStyle() != wxBG_STYLE_CUSTOM)
-        ApplyWidgetStyle(true);
+        // apply style change (forceStyle=true so that new style is applied
+        // even if the bg colour changed from valid to wxNullColour)
+        GTKApplyWidgetStyle(true);
+    }

 
     return true;
 }
 
 bool wxWindowGTK::SetForegroundColour( const wxColour &colour )
 {
 
     return true;
 }
 
 bool wxWindowGTK::SetForegroundColour( const wxColour &colour )
 {

-    wxCHECK_MSG( m_widget != NULL, false, wxT("invalid window") );
-

     if (!wxWindowBase::SetForegroundColour(colour))
     if (!wxWindowBase::SetForegroundColour(colour))

-    {

         return false;
         return false;

-    }

 
 

-    if (colour.Ok())
+    if (m_widget)

     {
     {

-        // We need the pixel value e.g. for background clearing.
-        m_foregroundColour.CalcPixel(gtk_widget_get_colormap(m_widget));
-    }
+#ifndef __WXGTK3__
+        if (colour.IsOk())
+        {
+            // We need the pixel value e.g. for background clearing.
+            m_foregroundColour.CalcPixel(gtk_widget_get_colormap(m_widget));
+        }
+#endif

 
 

-    // apply style change (forceStyle=true so that new style is applied
-    // even if the bg colour changed from valid to wxNullColour):
-    ApplyWidgetStyle(true);
+        // apply style change (forceStyle=true so that new style is applied
+        // even if the bg colour changed from valid to wxNullColour):
+        GTKApplyWidgetStyle(true);
+    }

 
     return true;
 }
 
 
     return true;
 }
 

-PangoContext *wxWindowGTK::GtkGetPangoDefaultContext()
+PangoContext *wxWindowGTK::GTKGetPangoDefaultContext()

 {
     return gtk_widget_get_pango_context( m_widget );
 }
 
 {
     return gtk_widget_get_pango_context( m_widget );
 }
 

-GtkRcStyle *wxWindowGTK::CreateWidgetStyle(bool forceStyle)
+#ifndef __WXGTK3__
+GtkRcStyle* wxWindowGTK::GTKCreateWidgetStyle()

 {
 {

-    // do we need to apply any changes at all?
-    if ( !forceStyle &&
-         !m_font.Ok() &&
-         !m_foregroundColour.Ok() && !m_backgroundColour.Ok() )
-    {
-        return NULL;
-    }
-

     GtkRcStyle *style = gtk_rc_style_new();
 
     GtkRcStyle *style = gtk_rc_style_new();
 

-    if ( m_font.Ok() )
+    if ( m_font.IsOk() )

     {
         style->font_desc =
             pango_font_description_copy( m_font.GetNativeFontInfo()->description );
     }
 
     {
         style->font_desc =
             pango_font_description_copy( m_font.GetNativeFontInfo()->description );
     }
 

-    if ( m_foregroundColour.Ok() )
+    int flagsNormal = 0,
+        flagsPrelight = 0,
+        flagsActive = 0,
+        flagsInsensitive = 0;
+
+    if ( m_foregroundColour.IsOk() )

     {
         const GdkColor *fg = m_foregroundColour.GetColor();
 
     {
         const GdkColor *fg = m_foregroundColour.GetColor();
 

-        style->fg[GTK_STATE_NORMAL] = *fg;
-        style->color_flags[GTK_STATE_NORMAL] = GTK_RC_FG;
+        style->fg[GTK_STATE_NORMAL] =
+        style->text[GTK_STATE_NORMAL] = *fg;
+        flagsNormal |= GTK_RC_FG | GTK_RC_TEXT;

 
 

-        style->fg[GTK_STATE_PRELIGHT] = *fg;
-        style->color_flags[GTK_STATE_PRELIGHT] = GTK_RC_FG;
+        style->fg[GTK_STATE_PRELIGHT] =
+        style->text[GTK_STATE_PRELIGHT] = *fg;
+        flagsPrelight |= GTK_RC_FG | GTK_RC_TEXT;

 
 

-        style->fg[GTK_STATE_ACTIVE] = *fg;
-        style->color_flags[GTK_STATE_ACTIVE] = GTK_RC_FG;
+        style->fg[GTK_STATE_ACTIVE] =
+        style->text[GTK_STATE_ACTIVE] = *fg;
+        flagsActive |= GTK_RC_FG | GTK_RC_TEXT;

     }
 
     }
 

-    if ( m_backgroundColour.Ok() )
+    if ( m_backgroundColour.IsOk() )

     {
         const GdkColor *bg = m_backgroundColour.GetColor();
 
     {
         const GdkColor *bg = m_backgroundColour.GetColor();
 

-        style->bg[GTK_STATE_NORMAL] = *bg;
+        style->bg[GTK_STATE_NORMAL] =

         style->base[GTK_STATE_NORMAL] = *bg;
         style->base[GTK_STATE_NORMAL] = *bg;

-        style->color_flags[GTK_STATE_NORMAL] = (GtkRcFlags)
-            (style->color_flags[GTK_STATE_NORMAL] | GTK_RC_BG | GTK_RC_BASE);
+        flagsNormal |= GTK_RC_BG | GTK_RC_BASE;

 
 

-        style->bg[GTK_STATE_PRELIGHT] = *bg;
+        style->bg[GTK_STATE_PRELIGHT] =

         style->base[GTK_STATE_PRELIGHT] = *bg;
         style->base[GTK_STATE_PRELIGHT] = *bg;

-        style->color_flags[GTK_STATE_PRELIGHT] = (GtkRcFlags)
-            (style->color_flags[GTK_STATE_PRELIGHT] | GTK_RC_BG | GTK_RC_BASE);
+        flagsPrelight |= GTK_RC_BG | GTK_RC_BASE;

 
 

-        style->bg[GTK_STATE_ACTIVE] = *bg;
+        style->bg[GTK_STATE_ACTIVE] =

         style->base[GTK_STATE_ACTIVE] = *bg;
         style->base[GTK_STATE_ACTIVE] = *bg;

-        style->color_flags[GTK_STATE_ACTIVE] = (GtkRcFlags)
-            (style->color_flags[GTK_STATE_ACTIVE] | GTK_RC_BG | GTK_RC_BASE);
+        flagsActive |= GTK_RC_BG | GTK_RC_BASE;

 
 

-        style->bg[GTK_STATE_INSENSITIVE] = *bg;
+        style->bg[GTK_STATE_INSENSITIVE] =

         style->base[GTK_STATE_INSENSITIVE] = *bg;
         style->base[GTK_STATE_INSENSITIVE] = *bg;

-        style->color_flags[GTK_STATE_INSENSITIVE] = (GtkRcFlags)
-            (style->color_flags[GTK_STATE_INSENSITIVE] | GTK_RC_BG | GTK_RC_BASE);
+        flagsInsensitive |= GTK_RC_BG | GTK_RC_BASE;

     }
 
     }
 

+    style->color_flags[GTK_STATE_NORMAL] = (GtkRcFlags)flagsNormal;
+    style->color_flags[GTK_STATE_PRELIGHT] = (GtkRcFlags)flagsPrelight;
+    style->color_flags[GTK_STATE_ACTIVE] = (GtkRcFlags)flagsActive;
+    style->color_flags[GTK_STATE_INSENSITIVE] = (GtkRcFlags)flagsInsensitive;
+

     return style;
 }
     return style;
 }

+#endif // !__WXGTK3__

 
 

-void wxWindowGTK::ApplyWidgetStyle(bool forceStyle)
+void wxWindowGTK::GTKApplyWidgetStyle(bool forceStyle)

 {
 {

-    GtkRcStyle *style = CreateWidgetStyle(forceStyle);
-    if ( style )
+    if (forceStyle || m_font.IsOk() ||
+        m_foregroundColour.IsOk() || m_backgroundColour.IsOk())

     {
     {

+#ifdef __WXGTK3__
+        if (m_backgroundColour.IsOk())
+        {
+            // create a GtkStyleProvider to override "background-image"
+            if (m_styleProvider == NULL)
+                m_styleProvider = GTK_STYLE_PROVIDER(gtk_css_provider_new());
+            const char css[] =
+                "*{background-image:-gtk-gradient(linear,0 0,0 1,"
+                "from(rgba(%u,%u,%u,%g)),to(rgba(%u,%u,%u,%g)))}";
+            char buf[sizeof(css) + 20];
+            const unsigned r = m_backgroundColour.Red();
+            const unsigned g = m_backgroundColour.Green();
+            const unsigned b = m_backgroundColour.Blue();
+            const double a = m_backgroundColour.Alpha() / 255.0;
+            g_snprintf(buf, sizeof(buf), css, r, g, b, a, r, g, b, a);
+            gtk_css_provider_load_from_data(GTK_CSS_PROVIDER(m_styleProvider), buf, -1, NULL);
+        }
+        DoApplyWidgetStyle(NULL);
+#else
+        GtkRcStyle* style = GTKCreateWidgetStyle();

         DoApplyWidgetStyle(style);
         DoApplyWidgetStyle(style);

-        gtk_rc_style_unref(style);
+        g_object_unref(style);
+#endif

     }
 
     // Style change may affect GTK+'s size calculation:
     }
 
     // Style change may affect GTK+'s size calculation:


@@ -3951,50 +4206,204 @@ void wxWindowGTK::ApplyWidgetStyle(bool forceStyle)
 
 void wxWindowGTK::DoApplyWidgetStyle(GtkRcStyle *style)
 {
 
 void wxWindowGTK::DoApplyWidgetStyle(GtkRcStyle *style)
 {

-    if (m_wxwindow)
-        gtk_widget_modify_style(m_wxwindow, style);
-    else
-        gtk_widget_modify_style(m_widget, style);
+    GtkWidget* widget = m_wxwindow ? m_wxwindow : m_widget;
+
+    // block the signal temporarily to avoid sending
+    // wxSysColourChangedEvents when we change the colours ourselves
+    bool unblock = false;
+    if (m_wxwindow && IsTopLevel())
+    {
+        unblock = true;
+        g_signal_handlers_block_by_func(
+            m_wxwindow, (void*)style_updated, this);
+    }
+
+    GTKApplyStyle(widget, style);
+
+    if (unblock)
+    {
+        g_signal_handlers_unblock_by_func(
+            m_wxwindow, (void*)style_updated, this);
+    }
+}
+
+void wxWindowGTK::GTKApplyStyle(GtkWidget* widget, GtkRcStyle* WXUNUSED_IN_GTK3(style))
+{
+#ifdef __WXGTK3__
+    const PangoFontDescription* pfd = NULL;
+    if (m_font.IsOk())
+        pfd = pango_font_description_copy(m_font.GetNativeFontInfo()->description);
+    gtk_widget_override_font(widget, pfd);
+    gtk_widget_override_color(widget, GTK_STATE_FLAG_NORMAL, m_foregroundColour);
+    gtk_widget_override_background_color(widget, GTK_STATE_FLAG_NORMAL, m_backgroundColour);
+
+    // setting background color has no effect with some themes when the widget style
+    // has a "background-image" property, so we need to override that as well
+
+    GtkStyleContext* context = gtk_widget_get_style_context(widget);
+    if (m_styleProvider)
+        gtk_style_context_remove_provider(context, m_styleProvider);
+    cairo_pattern_t* pattern = NULL;
+    if (m_backgroundColour.IsOk())
+    {
+        gtk_style_context_get(context,
+            GTK_STATE_FLAG_NORMAL, "background-image", &pattern, NULL);
+    }
+    if (pattern)
+    {
+        cairo_pattern_destroy(pattern);
+        gtk_style_context_add_provider(context,
+            m_styleProvider, GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
+    }
+#else
+    gtk_widget_modify_style(widget, style);
+#endif

 }
 
 bool wxWindowGTK::SetBackgroundStyle(wxBackgroundStyle style)
 {
 }
 
 bool wxWindowGTK::SetBackgroundStyle(wxBackgroundStyle style)
 {

-    wxWindowBase::SetBackgroundStyle(style);
+    if (!wxWindowBase::SetBackgroundStyle(style))
+        return false;

 
 

-    if (style == wxBG_STYLE_CUSTOM)
+#ifndef __WXGTK3__
+    GdkWindow *window;
+    if ((style == wxBG_STYLE_PAINT || style == wxBG_STYLE_TRANSPARENT) &&
+        (window = GTKGetDrawingWindow()))

     {
     {

-        GdkWindow *window = (GdkWindow*) NULL;
-        if (m_wxwindow)
-            window = GTK_PIZZA(m_wxwindow)->bin_window;
-        else
-            window = GetConnectWidget()->window;
+        gdk_window_set_back_pixmap(window, NULL, false);
+    }
+#endif // !__WXGTK3__

 
 

-        if (window)
+    return true;
+}
+
+bool wxWindowGTK::IsTransparentBackgroundSupported(wxString* reason) const
+{
+#if wxGTK_HAS_COMPOSITING_SUPPORT
+#ifndef __WXGTK3__
+    if (gtk_check_version(wxGTK_VERSION_REQUIRED_FOR_COMPOSITING) != NULL)
+    {
+        if (reason)

         {
         {

-            // Make sure GDK/X11 doesn't refresh the window
-            // automatically.
-            gdk_window_set_back_pixmap( window, None, False );
-#ifdef __X__
-            Display* display = GDK_WINDOW_DISPLAY(window);
-            XFlush(display);
-#endif
-            m_needsStyleChange = false;
+            *reason = _("GTK+ installed on this machine is too old to "
+                        "support screen compositing, please install "
+                        "GTK+ 2.12 or later.");

         }
         }

-        else
-            // Do in OnIdle, because the window is not yet available
-            m_needsStyleChange = true;

 
 

-        // Don't apply widget style, or we get a grey background
+        return false;
+    }
+#endif // !__WXGTK3__
+
+    // NB: We don't check here if the particular kind of widget supports
+    // transparency, we check only if it would be possible for a generic window
+
+    wxCHECK_MSG ( m_widget, false, "Window must be created first" );
+
+    if (!gdk_screen_is_composited(gtk_widget_get_screen(m_widget)))
+    {
+        if (reason)
+        {
+            *reason = _("Compositing not supported by this system, "
+                        "please enable it in your Window Manager.");
+        }
+
+        return false;
+    }
+
+    return true;
+#else
+    if (reason)
+    {
+        *reason = _("This program was compiled with a too old version of GTK+, "
+                    "please rebuild with GTK+ 2.12 or newer.");
+    }
+
+    return false;
+#endif // wxGTK_HAS_COMPOSITING_SUPPORT/!wxGTK_HAS_COMPOSITING_SUPPORT
+}
+
+// ----------------------------------------------------------------------------
+// Pop-up menu stuff
+// ----------------------------------------------------------------------------
+
+#if wxUSE_MENUS_NATIVE
+
+extern "C" {
+static
+void wxPopupMenuPositionCallback( GtkMenu *menu,
+                                  gint *x, gint *y,
+                                  gboolean * WXUNUSED(whatever),
+                                  gpointer user_data )
+{
+    // ensure that the menu appears entirely on screen
+    GtkRequisition req;
+#ifdef __WXGTK3__
+    gtk_widget_get_preferred_size(GTK_WIDGET(menu), &req, NULL);
+#else
+    gtk_widget_get_child_requisition(GTK_WIDGET(menu), &req);
+#endif
+
+    wxSize sizeScreen = wxGetDisplaySize();
+    wxPoint *pos = (wxPoint*)user_data;
+
+    gint xmax = sizeScreen.x - req.width,
+         ymax = sizeScreen.y - req.height;
+
+    *x = pos->x < xmax ? pos->x : xmax;
+    *y = pos->y < ymax ? pos->y : ymax;
+}
+}
+
+bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y )
+{
+    wxCHECK_MSG( m_widget != NULL, false, wxT("invalid window") );
+
+    menu->UpdateUI();
+
+    wxPoint pos;
+    gpointer userdata;
+    GtkMenuPositionFunc posfunc;
+    if ( x == -1 && y == -1 )
+    {
+        // use GTK's default positioning algorithm
+        userdata = NULL;
+        posfunc = NULL;

     }
     else
     {
     }
     else
     {

-        // apply style change (forceStyle=true so that new style is applied
-        // even if the bg colour changed from valid to wxNullColour):
-        ApplyWidgetStyle(true);
+        pos = ClientToScreen(wxPoint(x, y));
+        userdata = &pos;
+        posfunc = wxPopupMenuPositionCallback;
+    }
+
+    menu->m_popupShown = true;
+    gtk_menu_popup(
+                  GTK_MENU(menu->m_menu),
+                  NULL,           // parent menu shell
+                  NULL,           // parent menu item
+                  posfunc,                      // function to position it
+                  userdata,                     // client data
+                  0,                            // button used to activate it
+                  gtk_get_current_event_time()
+                );
+
+    // it is possible for gtk_menu_popup() to fail
+    if (!gtk_widget_get_visible(GTK_WIDGET(menu->m_menu)))
+    {
+        menu->m_popupShown = false;
+        return false;
+    }
+
+    while (menu->m_popupShown)
+    {
+        gtk_main_iteration();

     }
     }

+

     return true;
 }
 
     return true;
 }
 

+#endif // wxUSE_MENUS_NATIVE
+

 #if wxUSE_DRAG_AND_DROP
 
 void wxWindowGTK::SetDropTarget( wxDropTarget *dropTarget )
 #if wxUSE_DRAG_AND_DROP
 
 void wxWindowGTK::SetDropTarget( wxDropTarget *dropTarget )


@@ -4003,12 +4412,12 @@ void wxWindowGTK::SetDropTarget( wxDropTarget *dropTarget )
 
     GtkWidget *dnd_widget = GetConnectWidget();
 
 
     GtkWidget *dnd_widget = GetConnectWidget();
 

-    if (m_dropTarget) m_dropTarget->UnregisterWidget( dnd_widget );
+    if (m_dropTarget) m_dropTarget->GtkUnregisterWidget( dnd_widget );

 
     if (m_dropTarget) delete m_dropTarget;
     m_dropTarget = dropTarget;
 
 
     if (m_dropTarget) delete m_dropTarget;
     m_dropTarget = dropTarget;
 

-    if (m_dropTarget) m_dropTarget->RegisterWidget( dnd_widget );
+    if (m_dropTarget) m_dropTarget->GtkRegisterWidget( dnd_widget );

 }
 
 #endif // wxUSE_DRAG_AND_DROP
 }
 
 #endif // wxUSE_DRAG_AND_DROP


@@ -4032,19 +4441,20 @@ bool wxWindowGTK::GTKIsOwnWindow(GdkWindow *window) const
 
 GdkWindow *wxWindowGTK::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
 {
 
 GdkWindow *wxWindowGTK::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
 {

-    return m_wxwindow ? GTK_PIZZA(m_wxwindow)->bin_window : m_widget->window;
+    return m_wxwindow ? GTKGetDrawingWindow() : gtk_widget_get_window(m_widget);

 }
 
 bool wxWindowGTK::SetFont( const wxFont &font )
 {
 }
 
 bool wxWindowGTK::SetFont( const wxFont &font )
 {

-    wxCHECK_MSG( m_widget != NULL, false, wxT("invalid window") );
-

     if (!wxWindowBase::SetFont(font))
         return false;
 
     if (!wxWindowBase::SetFont(font))
         return false;
 

-    // apply style change (forceStyle=true so that new style is applied
-    // even if the font changed from valid to wxNullFont):
-    ApplyWidgetStyle(true);
+    if (m_widget)
+    {
+        // apply style change (forceStyle=true so that new style is applied
+        // even if the font changed from valid to wxNullFont):
+        GTKApplyWidgetStyle(true);
+    }

 
     return true;
 }
 
     return true;
 }


@@ -4053,27 +4463,37 @@ void wxWindowGTK::DoCaptureMouse()
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
 
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
 

-    GdkWindow *window = (GdkWindow*) NULL;
+    GdkWindow *window = NULL;

     if (m_wxwindow)
     if (m_wxwindow)

-        window = GTK_PIZZA(m_wxwindow)->bin_window;
+        window = GTKGetDrawingWindow();

     else
     else

-        window = GetConnectWidget()->window;
+        window = gtk_widget_get_window(GetConnectWidget());

 
 

-    wxCHECK_RET( window, _T("CaptureMouse() failed") );
+    wxCHECK_RET( window, wxT("CaptureMouse() failed") );

 
     const wxCursor* cursor = &m_cursor;
 
     const wxCursor* cursor = &m_cursor;

-    if (!cursor->Ok())
+    if (!cursor->IsOk())

         cursor = wxSTANDARD_CURSOR;
 
         cursor = wxSTANDARD_CURSOR;
 

+    const GdkEventMask mask = GdkEventMask(
+        GDK_BUTTON_PRESS_MASK |
+        GDK_BUTTON_RELEASE_MASK |
+        GDK_POINTER_MOTION_HINT_MASK |
+        GDK_POINTER_MOTION_MASK);
+#ifdef __WXGTK3__
+    GdkDisplay* display = gdk_window_get_display(window);
+    GdkDeviceManager* manager = gdk_display_get_device_manager(display);
+    GdkDevice* device = gdk_device_manager_get_client_pointer(manager);
+    gdk_device_grab(
+        device, window, GDK_OWNERSHIP_NONE, false, mask,
+        cursor->GetCursor(), unsigned(GDK_CURRENT_TIME));
+#else

     gdk_pointer_grab( window, FALSE,
     gdk_pointer_grab( window, FALSE,

-                      (GdkEventMask)
-                         (GDK_BUTTON_PRESS_MASK |
-                          GDK_BUTTON_RELEASE_MASK |
-                          GDK_POINTER_MOTION_HINT_MASK |
-                          GDK_POINTER_MOTION_MASK),
-                      (GdkWindow *) NULL,
+                      mask,
+                      NULL,

                       cursor->GetCursor(),
                       (guint32)GDK_CURRENT_TIME );
                       cursor->GetCursor(),
                       (guint32)GDK_CURRENT_TIME );

+#endif

     g_captureWindow = this;
     g_captureWindowHasMouse = true;
 }
     g_captureWindow = this;
     g_captureWindowHasMouse = true;
 }


@@ -4084,18 +4504,33 @@ void wxWindowGTK::DoReleaseMouse()
 
     wxCHECK_RET( g_captureWindow, wxT("can't release mouse - not captured") );
 
 
     wxCHECK_RET( g_captureWindow, wxT("can't release mouse - not captured") );
 

-    g_captureWindow = (wxWindowGTK*) NULL;
+    g_captureWindow = NULL;

 
 

-    GdkWindow *window = (GdkWindow*) NULL;
+    GdkWindow *window = NULL;

     if (m_wxwindow)
     if (m_wxwindow)

-        window = GTK_PIZZA(m_wxwindow)->bin_window;
+        window = GTKGetDrawingWindow();

     else
     else

-        window = GetConnectWidget()->window;
+        window = gtk_widget_get_window(GetConnectWidget());

 
     if (!window)
         return;
 
 
     if (!window)
         return;
 

+#ifdef __WXGTK3__
+    GdkDisplay* display = gdk_window_get_display(window);
+    GdkDeviceManager* manager = gdk_display_get_device_manager(display);
+    GdkDevice* device = gdk_device_manager_get_client_pointer(manager);
+    gdk_device_ungrab(device, unsigned(GDK_CURRENT_TIME));
+#else

     gdk_pointer_ungrab ( (guint32)GDK_CURRENT_TIME );
     gdk_pointer_ungrab ( (guint32)GDK_CURRENT_TIME );

+#endif
+}
+
+void wxWindowGTK::GTKReleaseMouseAndNotify()
+{
+    DoReleaseMouse();
+    wxMouseCaptureLostEvent evt(GetId());
+    evt.SetEventObject( this );
+    HandleWindowEvent( evt );

 }
 
 /* static */
 }
 
 /* static */


@@ -4109,128 +4544,106 @@ bool wxWindowGTK::IsRetained() const
     return false;
 }
 
     return false;
 }
 

-void wxWindowGTK::BlockScrollEvent()
-{
-    wxASSERT(!m_blockScrollEvent);
-    m_blockScrollEvent = true;
-}
-
-void wxWindowGTK::UnblockScrollEvent()
-{
-    wxASSERT(m_blockScrollEvent);
-    m_blockScrollEvent = false;
-}
-

 void wxWindowGTK::SetScrollbar(int orient,
                                int pos,
                                int thumbVisible,
                                int range,
                                bool WXUNUSED(update))
 {
 void wxWindowGTK::SetScrollbar(int orient,
                                int pos,
                                int thumbVisible,
                                int range,
                                bool WXUNUSED(update))
 {

-    wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
-    wxCHECK_RET( m_wxwindow != NULL, wxT("window needs client area for scrolling") );
+    const int dir = ScrollDirFromOrient(orient);
+    GtkRange* const sb = m_scrollBar[dir];
+    wxCHECK_RET( sb, wxT("this window is not scrollable") );

 
 

-    if (range > 0)
-    {
-        m_hasScrolling = true;
-    }
-    else
+    if (range <= 0)

     {
         // GtkRange requires upper > lower
         range =
         thumbVisible = 1;
     }
 
     {
         // GtkRange requires upper > lower
         range =
         thumbVisible = 1;
     }
 

-    if (pos > range - thumbVisible)
-        pos = range - thumbVisible;
-    if (pos < 0)
-        pos = 0;
-    GtkAdjustment* adj = m_scrollBar[ScrollDirFromOrient(orient)]->adjustment;
-    adj->step_increment = 1;
-    adj->page_increment =
-    adj->page_size = thumbVisible;
-    adj->upper = range;
-    SetScrollPos(orient, pos);
-    gtk_adjustment_changed(adj);
+    g_signal_handlers_block_by_func(
+        sb, (void*)gtk_scrollbar_value_changed, this);
+
+    gtk_range_set_increments(sb, 1, thumbVisible);
+    gtk_adjustment_set_page_size(gtk_range_get_adjustment(sb), thumbVisible);
+    gtk_range_set_range(sb, 0, range);
+    gtk_range_set_value(sb, pos);
+    m_scrollPos[dir] = gtk_range_get_value(sb);
+
+    g_signal_handlers_unblock_by_func(
+        sb, (void*)gtk_scrollbar_value_changed, this);

 }
 
 void wxWindowGTK::SetScrollPos(int orient, int pos, bool WXUNUSED(refresh))
 {
 }
 
 void wxWindowGTK::SetScrollPos(int orient, int pos, bool WXUNUSED(refresh))
 {

-    wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
-    wxCHECK_RET( m_wxwindow != NULL, wxT("window needs client area for scrolling") );
+    const int dir = ScrollDirFromOrient(orient);
+    GtkRange * const sb = m_scrollBar[dir];
+    wxCHECK_RET( sb, wxT("this window is not scrollable") );

 
     // This check is more than an optimization. Without it, the slider
     //   will not move smoothly while tracking when using wxScrollHelper.
     if (GetScrollPos(orient) != pos)
     {
 
     // This check is more than an optimization. Without it, the slider
     //   will not move smoothly while tracking when using wxScrollHelper.
     if (GetScrollPos(orient) != pos)
     {

-        const int dir = ScrollDirFromOrient(orient);
-        GtkAdjustment* adj = m_scrollBar[dir]->adjustment;
-        const int max = int(adj->upper - adj->page_size);
-        if (pos > max)
-            pos = max;
-        if (pos < 0)
-            pos = 0;
-        m_scrollPos[dir] =
-        adj->value = pos;
-        // If a "value_changed" signal emission is not already in progress
-        if (!m_blockValueChanged[dir])
-        {
-            gtk_adjustment_value_changed(adj);
-        }
+        g_signal_handlers_block_by_func(
+            sb, (void*)gtk_scrollbar_value_changed, this);
+
+        gtk_range_set_value(sb, pos);
+        m_scrollPos[dir] = gtk_range_get_value(sb);
+
+        g_signal_handlers_unblock_by_func(
+            sb, (void*)gtk_scrollbar_value_changed, this);

     }
 }
 
 int wxWindowGTK::GetScrollThumb(int orient) const
 {
     }
 }
 
 int wxWindowGTK::GetScrollThumb(int orient) const
 {

-    wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid window") );
-    wxCHECK_MSG( m_wxwindow != NULL, 0, wxT("window needs client area for scrolling") );
+    GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)];
+    wxCHECK_MSG( sb, 0, wxT("this window is not scrollable") );

 
 

-    return int(m_scrollBar[ScrollDirFromOrient(orient)]->adjustment->page_size);
+    return wxRound(gtk_adjustment_get_page_size(gtk_range_get_adjustment(sb)));

 }
 
 int wxWindowGTK::GetScrollPos( int orient ) const
 {
 }
 
 int wxWindowGTK::GetScrollPos( int orient ) const
 {

-    wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid window") );
-    wxCHECK_MSG( m_wxwindow != NULL, 0, wxT("window needs client area for scrolling") );
+    GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)];
+    wxCHECK_MSG( sb, 0, wxT("this window is not scrollable") );

 
 

-    return int(m_scrollBar[ScrollDirFromOrient(orient)]->adjustment->value + 0.5);
+    return wxRound(gtk_range_get_value(sb));

 }
 
 int wxWindowGTK::GetScrollRange( int orient ) const
 {
 }
 
 int wxWindowGTK::GetScrollRange( int orient ) const
 {

-    wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid window") );
-    wxCHECK_MSG( m_wxwindow != NULL, 0, wxT("window needs client area for scrolling") );
+    GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)];
+    wxCHECK_MSG( sb, 0, wxT("this window is not scrollable") );

 
 

-    return int(m_scrollBar[ScrollDirFromOrient(orient)]->adjustment->upper);
+    return wxRound(gtk_adjustment_get_upper(gtk_range_get_adjustment(sb)));

 }
 
 // Determine if increment is the same as +/-x, allowing for some small
 //   difference due to possible inexactness in floating point arithmetic
 static inline bool IsScrollIncrement(double increment, double x)
 {
 }
 
 // Determine if increment is the same as +/-x, allowing for some small
 //   difference due to possible inexactness in floating point arithmetic
 static inline bool IsScrollIncrement(double increment, double x)
 {

-    wxASSERT(increment > 0);
+    wxASSERT(increment >= 0);
+    if ( increment == 0. )
+        return false;

     const double tolerance = 1.0 / 1024;
     return fabs(increment - fabs(x)) < tolerance;
 }
 
     const double tolerance = 1.0 / 1024;
     return fabs(increment - fabs(x)) < tolerance;
 }
 

-wxEventType wxWindowGTK::GetScrollEventType(GtkRange* range)
+wxEventType wxWindowGTK::GTKGetScrollEventType(GtkRange* range)

 {
 {

-    DEBUG_MAIN_THREAD
-
-    if (g_isIdle)
-        wxapp_install_idle_handler();
-

     wxASSERT(range == m_scrollBar[0] || range == m_scrollBar[1]);
 
     const int barIndex = range == m_scrollBar[1];
     wxASSERT(range == m_scrollBar[0] || range == m_scrollBar[1]);
 
     const int barIndex = range == m_scrollBar[1];

-    GtkAdjustment* adj = range->adjustment;
-    const int value = int(adj->value + 0.5);
+
+    const double value = gtk_range_get_value(range);
+

     // save previous position
     const double oldPos = m_scrollPos[barIndex];
     // update current position
     // save previous position
     const double oldPos = m_scrollPos[barIndex];
     // update current position

-    m_scrollPos[barIndex] = adj->value;
+    m_scrollPos[barIndex] = value;

     // If event should be ignored, or integral position has not changed
     // If event should be ignored, or integral position has not changed

-    if (!m_hasVMT || g_blockEventsOnDrag || value == int(oldPos + 0.5))
+    if (g_blockEventsOnDrag || wxRound(value) == wxRound(oldPos))

     {
         return wxEVT_NULL;
     }
     {
         return wxEVT_NULL;
     }


@@ -4239,14 +4652,15 @@ wxEventType wxWindowGTK::GetScrollEventType(GtkRange* range)
     if (!m_isScrolling)
     {
         // Difference from last change event
     if (!m_isScrolling)
     {
         // Difference from last change event

-        const double diff = adj->value - oldPos;
+        const double diff = value - oldPos;

         const bool isDown = diff > 0;
 
         const bool isDown = diff > 0;
 

-        if (IsScrollIncrement(adj->step_increment, diff))
+        GtkAdjustment* adj = gtk_range_get_adjustment(range);
+        if (IsScrollIncrement(gtk_adjustment_get_step_increment(adj), diff))

         {
             eventType = isDown ? wxEVT_SCROLL_LINEDOWN : wxEVT_SCROLL_LINEUP;
         }
         {
             eventType = isDown ? wxEVT_SCROLL_LINEDOWN : wxEVT_SCROLL_LINEUP;
         }

-        else if (IsScrollIncrement(adj->page_increment, diff))
+        else if (IsScrollIncrement(gtk_adjustment_get_page_increment(adj), diff))

         {
             eventType = isDown ? wxEVT_SCROLL_PAGEDOWN : wxEVT_SCROLL_PAGEUP;
         }
         {
             eventType = isDown ? wxEVT_SCROLL_PAGEDOWN : wxEVT_SCROLL_PAGEUP;
         }


@@ -4270,12 +4684,34 @@ void wxWindowGTK::ScrollWindow( int dx, int dy, const wxRect* WXUNUSED(rect) )
 
     m_clipPaintRegion = true;
 
 
     m_clipPaintRegion = true;
 

-    gtk_pizza_scroll( GTK_PIZZA(m_wxwindow), -dx, -dy );
+    WX_PIZZA(m_wxwindow)->scroll(dx, dy);

 
     m_clipPaintRegion = false;
 
     m_clipPaintRegion = false;

+
+#if wxUSE_CARET
+    bool restoreCaret = (GetCaret() != NULL && GetCaret()->IsVisible());
+    if (restoreCaret)
+    {
+        wxRect caretRect(GetCaret()->GetPosition(), GetCaret()->GetSize());
+        if (dx > 0)
+            caretRect.width += dx;
+        else
+        {
+            caretRect.x += dx; caretRect.width -= dx;
+        }
+        if (dy > 0)
+            caretRect.height += dy;
+        else
+        {
+            caretRect.y += dy; caretRect.height -= dy;
+        }
+
+        RefreshRect(caretRect);
+    }
+#endif // wxUSE_CARET

 }
 
 }
 

-void wxWindowGTK::GtkScrolledWindowSetBorder(GtkWidget* w, int wxstyle)
+void wxWindowGTK::GTKScrolledWindowSetBorder(GtkWidget* w, int wxstyle)

 {
     //RN: Note that static controls usually have no border on gtk, so maybe
     //it makes sense to treat that as simply no border at the wx level
 {
     //RN: Note that static controls usually have no border on gtk, so maybe
     //it makes sense to treat that as simply no border at the wx level


@@ -4286,10 +4722,13 @@ void wxWindowGTK::GtkScrolledWindowSetBorder(GtkWidget* w, int wxstyle)
 
         if(wxstyle & wxBORDER_RAISED)
             gtkstyle = GTK_SHADOW_OUT;
 
         if(wxstyle & wxBORDER_RAISED)
             gtkstyle = GTK_SHADOW_OUT;

-        else if (wxstyle & wxBORDER_SUNKEN)
+        else if ((wxstyle & wxBORDER_SUNKEN) || (wxstyle & wxBORDER_THEME))

             gtkstyle = GTK_SHADOW_IN;
             gtkstyle = GTK_SHADOW_IN;

+#if 0
+        // Now obsolete

         else if (wxstyle & wxBORDER_DOUBLE)
             gtkstyle = GTK_SHADOW_ETCHED_IN;
         else if (wxstyle & wxBORDER_DOUBLE)
             gtkstyle = GTK_SHADOW_ETCHED_IN;

+#endif

         else //default
             gtkstyle = GTK_SHADOW_IN;
 
         else //default
             gtkstyle = GTK_SHADOW_IN;
 


@@ -4298,12 +4737,6 @@ void wxWindowGTK::GtkScrolledWindowSetBorder(GtkWidget* w, int wxstyle)
     }
 }
 
     }
 }
 

-void wxWindowGTK::SetWindowStyleFlag( long style )
-{
-    // Updates the internal variable. NB: Now m_windowStyle bits carry the _new_ style values already
-    wxWindowBase::SetWindowStyleFlag(style);
-}
-

 // Find the wxWindow at the current mouse position, also returning the mouse
 // position.
 wxWindow* wxFindWindowAtPointer(wxPoint& pt)
 // Find the wxWindow at the current mouse position, also returning the mouse
 // position.
 wxWindow* wxFindWindowAtPointer(wxPoint& pt)


@@ -4314,72 +4747,69 @@ wxWindow* wxFindWindowAtPointer(wxPoint& pt)
 }
 
 // Get the current mouse position.
 }
 
 // Get the current mouse position.

-wxPoint wxGetMousePosition()
+void wxGetMousePosition(int* x, int* y)

 {
 {

-  /* This crashes when used within wxHelpContext,
-     so we have to use the X-specific implementation below.
-    gint x, y;
-    GdkModifierType *mask;
-    (void) gdk_window_get_pointer(NULL, &x, &y, mask);
-
-    return wxPoint(x, y);
-  */
-
-    int x, y;
-    GdkWindow* windowAtPtr = gdk_window_at_pointer(& x, & y);
-
-    Display *display = windowAtPtr ? GDK_WINDOW_XDISPLAY(windowAtPtr) : GDK_DISPLAY();
-    Window rootWindow = RootWindowOfScreen (DefaultScreenOfDisplay(display));
-    Window rootReturn, childReturn;
-    int rootX, rootY, winX, winY;
-    unsigned int maskReturn;
-
-    XQueryPointer (display,
-           rootWindow,
-           &rootReturn,
-                   &childReturn,
-                   &rootX, &rootY, &winX, &winY, &maskReturn);
-    return wxPoint(rootX, rootY);
-
+    GdkDisplay* display = GetDisplay();
+#ifdef __WXGTK3__
+    GdkDeviceManager* manager = gdk_display_get_device_manager(display);
+    GdkDevice* device = gdk_device_manager_get_client_pointer(manager);
+    gdk_device_get_position(device, NULL, x, y);
+#else
+    gdk_display_get_pointer(display, NULL, x, y, NULL);
+#endif

 }
 
 }
 

-// Needed for implementing e.g. combobox on wxGTK within a modal dialog.
-void wxAddGrab(wxWindow* window)
+wxPoint wxGetMousePosition()

 {
 {

-    gtk_grab_add( (GtkWidget*) window->GetHandle() );
+    wxPoint pt;
+    wxGetMousePosition(&pt.x, &pt.y);
+    return pt;

 }
 
 }
 

-void wxRemoveGrab(wxWindow* window)
+GdkWindow* wxWindowGTK::GTKGetDrawingWindow() const

 {
 {

-    gtk_grab_remove( (GtkWidget*) window->GetHandle() );
+    GdkWindow* window = NULL;
+    if (m_wxwindow)
+        window = gtk_widget_get_window(m_wxwindow);
+    return window;

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------

-// wxWinModule
+// freeze/thaw

 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 

-class wxWinModule : public wxModule
+void wxWindowGTK::GTKFreezeWidget(GtkWidget* widget)

 {
 {

-public:
-    bool OnInit();
-    void OnExit();
-
-private:
-    DECLARE_DYNAMIC_CLASS(wxWinModule)
-};
-
-IMPLEMENT_DYNAMIC_CLASS(wxWinModule, wxModule)
+    if (widget && gtk_widget_get_has_window(widget))
+    {
+        GdkWindow* window = gtk_widget_get_window(widget);
+        if (window)
+            gdk_window_freeze_updates(window);
+    }
+}

 
 

-bool wxWinModule::OnInit()
+void wxWindowGTK::GTKThawWidget(GtkWidget* widget)

 {
 {

-    // g_eraseGC = gdk_gc_new( gdk_get_default_root_window() );
-    // gdk_gc_set_fill( g_eraseGC, GDK_SOLID );
+    if (widget && gtk_widget_get_has_window(widget))
+    {
+        GdkWindow* window = gtk_widget_get_window(widget);
+        if (window)
+            gdk_window_thaw_updates(window);
+    }
+}

 
 

-    return true;
+void wxWindowGTK::DoFreeze()
+{
+    GtkWidget* widget = m_wxwindow;
+    if (widget == NULL)
+        widget = m_widget;
+    GTKFreezeWidget(widget);

 }
 
 }
 

-void wxWinModule::OnExit()
+void wxWindowGTK::DoThaw()

 {
 {

-    if (g_eraseGC)
-        g_object_unref (g_eraseGC);
+    GtkWidget* widget = m_wxwindow;
+    if (widget == NULL)
+        widget = m_widget;
+    GTKThawWidget(widget);

 }
 }