Resolve GCC's 'type-punned pointer will break strict-aliasing rules' warning by break...

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

diff --git a/src/gtk/window.cpp b/src/gtk/window.cpp
index fed52353e4409d319d633cfcb57d9269f2db4173..e3fee8bcdf6352ab2d66b18be9e214fd48733153 100644 (file)
--- a/src/gtk/window.cpp
+++ b/src/gtk/window.cpp
@@ -1,6 +1,6 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        src/gtk/window.cpp
 /////////////////////////////////////////////////////////////////////////////
 // Name:        src/gtk/window.cpp

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

 // Author:      Robert Roebling
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling, Julian Smart
 // Author:      Robert Roebling
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling, Julian Smart


@@ -19,15 +19,11 @@
 #ifndef WX_PRECOMP
     #include "wx/log.h"
     #include "wx/app.h"
 #ifndef WX_PRECOMP
     #include "wx/log.h"
     #include "wx/app.h"

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

     #include "wx/dcclient.h"
     #include "wx/menu.h"
     #include "wx/settings.h"
     #include "wx/msgdlg.h"
     #include "wx/dcclient.h"
     #include "wx/menu.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/math.h"
 #endif
 
     #include "wx/math.h"
 #endif
 


@@ -35,26 +31,38 @@
 #include "wx/tooltip.h"
 #include "wx/caret.h"
 #include "wx/fontutil.h"
 #include "wx/tooltip.h"
 #include "wx/caret.h"
 #include "wx/fontutil.h"

-
-#ifdef __WXDEBUG__
-    #include "wx/thread.h"
-#endif
+#include "wx/sysopt.h"

 
 #include <ctype.h>
 
 
 #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
-    #include <gtk/gtkcombo.h>
-    #define GTK_DISABLE_DEPRECATED
-#endif
-

 #include "wx/gtk/private.h"
 #include "wx/gtk/private.h"

-#include "wx/gtk/win_gtk.h"
+#include "wx/gtk/private/win_gtk.h"

 #include <gdk/gdkkeysyms.h>
 #include <gdk/gdkx.h>
 
 #include <gdk/gdkkeysyms.h>
 #include <gdk/gdkx.h>
 

+#if !GTK_CHECK_VERSION(2,10,0)
+    // GTK+ can reliably detect Meta key state only since 2.10 when
+    // GDK_META_MASK was introduced -- there wasn't any way to detect it
+    // in older versions. wxGTK used GDK_MOD2_MASK for this purpose, but
+    // GDK_MOD2_MASK is documented as:
+    //
+    //     the fifth modifier key (it depends on the modifier mapping of the X
+    //     server which key is interpreted as this modifier)
+    //
+    // In other words, it isn't guaranteed to map to Meta. This is a real
+    // problem: it is common to map NumLock to it (in fact, it's an exception
+    // if the X server _doesn't_ use it for NumLock).  So the old code caused
+    // wxKeyEvent::MetaDown() to always return true as long as NumLock was on
+    // on many systems, which broke all applications using
+    // wxKeyEvent::GetModifiers() to check modifiers state (see e.g.  here:
+    // http://tinyurl.com/56lsk2).
+    //
+    // Because of this, it's better to not detect Meta key state at all than
+    // to detect it incorrectly. Hence the following #define, which causes
+    // m_metaDown to be always set to false.
+    #define GDK_META_MASK 0
+#endif
+

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


@@ -115,19 +123,19 @@
    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-


@@ -141,10 +149,10 @@
    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)
 


@@ -197,44 +205,30 @@ extern wxCursor   g_globalCursor;
 
 // 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;

 
 // global variables because GTK+ DnD want to have the
 // mouse event that caused it
 
 // global variables because GTK+ DnD want to have the
 // mouse event that caused it

-GdkEvent    *g_lastMouseEvent = (GdkEvent*) NULL;
+GdkEvent    *g_lastMouseEvent = NULL;

 int          g_lastButtonNumber = 0;
 
 int          g_lastButtonNumber = 0;
 

-extern bool g_mainThreadLocked;
-

 //-----------------------------------------------------------------------------
 // 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")
+#define TRACE_FOCUS wxT("focus")

 
 //-----------------------------------------------------------------------------
 // missing gdk functions
 
 //-----------------------------------------------------------------------------
 // missing gdk functions


@@ -258,158 +252,16 @@ gdk_window_warp_pointer (GdkWindow      *window,
   }
 }
 
   }
 }
 

-//-----------------------------------------------------------------------------
-// local code (see below)
-//-----------------------------------------------------------------------------
-
-// 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)
-{
-    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;
-    }
-
-    return (wxWindow *)NULL;
-}
-
-static void GetScrollbarWidth(GtkWidget* widget, int& w, int& h)
-{
-    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;
-    }
-
-    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;
-    }
-}
-
-static void draw_frame( GtkWidget *widget, wxWindowGTK *win )
-{
-    // wxUniversal widgets draw the borders and scrollbars themselves
-#ifndef __WXUNIVERSAL__
-    if (!win->m_hasVMT)
-        return;
-
-    int dx = 0;
-    int dy = 0;
-    if (GTK_WIDGET_NO_WINDOW (widget))
-    {
-        dx += widget->allocation.x;
-        dy += widget->allocation.y;
-    }
-
-    int x = dx;
-    int y = dy;
-
-    int dw = 0;
-    int dh = 0;
-    if (win->m_hasScrolling)
-    {
-        GetScrollbarWidth(widget, dw, dh);
-
-        if (win->GetLayoutDirection() == wxLayout_RightToLeft)
-        {
-            // This is actually wrong for old GTK+ version
-            // which do not display the scrollbar on the
-            // left side in RTL
-            x += dw;
-        }
-    }
-
-    int w = widget->allocation.width-dw;
-    int h = widget->allocation.height-dh;
-
-    if (win->HasFlag(wxRAISED_BORDER))
-    {
-        gtk_paint_shadow (widget->style,
-                          widget->window,
-                          GTK_STATE_NORMAL,
-                          GTK_SHADOW_OUT,
-                          NULL, NULL, NULL, // FIXME: No clipping?
-                          x, y, w, h );
-        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?
-                          x, y, w, h );
-        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, x, y, w-1, h-1 );
-        g_object_unref (gc);
-        return;
-    }
-#endif // __WXUNIVERSAL__
-}
-
-//-----------------------------------------------------------------------------
-// "expose_event" of m_widget
-//-----------------------------------------------------------------------------
-
-extern "C" {
-static gboolean
-gtk_window_own_expose_callback( GtkWidget *widget,
-                                GdkEventExpose *gdk_event,
-                                wxWindowGTK *win )
-{
-    if (gdk_event->count == 0)
-        draw_frame(widget, win);
-    return false;
-}
-}

 
 //-----------------------------------------------------------------------------
 // "size_request" of m_widget
 //-----------------------------------------------------------------------------
 
 
 //-----------------------------------------------------------------------------
 // "size_request" of m_widget
 //-----------------------------------------------------------------------------
 

-// make it extern because wxStaticText needs to disconnect this one

 extern "C" {
 extern "C" {

-void wxgtk_window_size_request_callback(GtkWidget *widget,
-                                        GtkRequisition *requisition,
-                                        wxWindow *win)
+static void
+wxgtk_window_size_request_callback(GtkWidget * WXUNUSED(widget),
+                                   GtkRequisition *requisition,
+                                   wxWindow * win)

 {
     int w, h;
     win->GetSize( &w, &h );
 {
     int w, h;
     win->GetSize( &w, &h );


@@ -423,103 +275,96 @@ void wxgtk_window_size_request_callback(GtkWidget *widget,
 }
 }
 
 }
 }
 

-#if wxUSE_COMBOBOX
+//-----------------------------------------------------------------------------
+// "expose_event" of m_wxwindow
+//-----------------------------------------------------------------------------

 
 extern "C" {
 
 extern "C" {

-static
-void wxgtk_combo_size_request_callback(GtkWidget *widget,
-                                       GtkRequisition *requisition,
-                                       wxComboBox *win)
+static gboolean
+gtk_window_expose_callback( GtkWidget*,
+                            GdkEventExpose *gdk_event,
+                            wxWindow *win )

 {
 {

-    // This callback is actually hooked into the text entry
-    // of the combo box, not the GtkHBox.
-
-    int w, h;
-    win->GetSize( &w, &h );
-    if (w < 2)
-        w = 2;
-    if (h < 2)
-        h = 2;
-
-    GtkCombo *gcombo = GTK_COMBO(win->m_widget);
-
-    GtkRequisition entry_req;
-    entry_req.width = 2;
-    entry_req.height = 2;
-    (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(gcombo->entry) )->size_request )
-        (gcombo->entry, &entry_req );
-
-    GtkRequisition button_req;
-    button_req.width = 2;
-    button_req.height = 2;
-    (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(gcombo->button) )->size_request )
-        (gcombo->button, &button_req );
-
-    requisition->width = w - button_req.width;
-    requisition->height = entry_req.height;
+    if (gdk_event->window == win->GTKGetDrawingWindow())
+    {
+        win->GetUpdateRegion() = wxRegion( gdk_event->region );
+        win->GtkSendPaintEvents();
+    }
+    // Let parent window draw window-less widgets
+    return FALSE;

 }
 }
 
 }
 }
 

-#endif // wxUSE_COMBOBOX
-
+#ifndef __WXUNIVERSAL__

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

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

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

-gtk_window_expose_callback( GtkWidget *widget,
-                            GdkEventExpose *gdk_event,
-                            wxWindow *win )
+expose_event_border(GtkWidget* widget, GdkEventExpose* gdk_event, wxWindow* win)

 {
 {

-    DEBUG_MAIN_THREAD
-
-    // This callback gets called in drawing-idle time under
-    // GTK 2.0, so we don't need to defer anything to idle
-    // time anymore.
+    if (gdk_event->window != gtk_widget_get_parent_window(win->m_wxwindow))
+        return false;

 
 

-    GtkPizza *pizza = GTK_PIZZA( widget );
-    if (gdk_event->window != pizza->bin_window)
-    {
-        // block expose events on GTK_WIDGET(pizza)->window,
-        //   all drawing is done on pizza->bin_window
-        return true;
-    }
+    const GtkAllocation& alloc = win->m_wxwindow->allocation;
+    const int x = alloc.x;
+    const int y = alloc.y;
+    const int w = alloc.width;
+    const int h = alloc.height;

 
 

+    if (w <= 0 || h <= 0)
+        return false;

 
 

-#if 0
-    if (win->GetName())
+    if (win->HasFlag(wxBORDER_SIMPLE))

     {
     {

-        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 );
+        gdk_draw_rectangle(gdk_event->window,
+            widget->style->black_gc, false, x, y, w - 1, h - 1);

     }
     }

+    else
+    {
+        GtkShadowType shadow = GTK_SHADOW_IN;
+        if (win->HasFlag(wxBORDER_RAISED))
+            shadow = GTK_SHADOW_OUT;

 
 

-    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
-    );
-#endif
+        // Style detail to use
+        const char* detail;
+        if (win->m_widget == win->m_wxwindow)
+            // for non-scrollable wxWindows
+            detail = "entry";
+        else
+            // for scrollable ones
+            detail = "viewport";

 
 

-    win->GetUpdateRegion() = wxRegion( gdk_event->region );
+        gtk_paint_shadow(
+           win->m_wxwindow->style, gdk_event->window, GTK_STATE_NORMAL,
+           shadow, NULL, wxGTKPrivate::GetEntryWidget(), detail, x, y, w, h);
+    }
+    return false;
+}
+}

 
 

-    win->GtkSendPaintEvents();
+//-----------------------------------------------------------------------------
+// "parent_set" from m_wxwindow
+//-----------------------------------------------------------------------------

 
 

-    // Let parent window draw window-less widgets
-    return FALSE;
+extern "C" {
+static void
+parent_set(GtkWidget* widget, GtkObject* old_parent, wxWindow* win)
+{
+    if (old_parent)
+    {
+        g_signal_handlers_disconnect_by_func(
+            old_parent, (void*)expose_event_border, win);
+    }
+    if (widget->parent)
+    {
+        g_signal_connect_after(widget->parent, "expose_event",
+            G_CALLBACK(expose_event_border), win);
+    }

 }
 }
 }
 }

+#endif // !__WXUNIVERSAL__

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


@@ -538,7 +383,7 @@ inline bool wxIsUpperChar(int code)
 
 
 // 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
 //


@@ -689,11 +534,11 @@ 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:


@@ -765,32 +610,32 @@ 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;
 
 


@@ -837,8 +682,7 @@ static void wxFillOtherKeyEventFields(wxKeyEvent& event,
     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;

     event.m_rawCode = (wxUint32) gdk_event->keyval;
     event.m_rawFlags = 0;
 #if wxUSE_UNICODE
     event.m_rawCode = (wxUint32) gdk_event->keyval;
     event.m_rawFlags = 0;
 #if wxUSE_UNICODE


@@ -870,9 +714,9 @@ 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"),
+    wxLogTrace(TRACE_KEYS, wxT("Key %s event: keysym = %ld"),
+               event.GetEventType() == wxEVT_KEY_UP ? wxT("release")
+                                                    : wxT("press"),

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


@@ -901,7 +745,7 @@ 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);

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


@@ -940,7 +784,7 @@ 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 )
 
     // sending unknown key events doesn't really make sense
     if ( !key_code )


@@ -979,23 +823,15 @@ struct wxGtkIMData
 
 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
-

     if (!win->m_hasVMT)
         return FALSE;
     if (g_blockEventsOnDrag)
         return FALSE;
 
     if (!win->m_hasVMT)
         return FALSE;
     if (g_blockEventsOnDrag)
         return FALSE;
 

-    // GTK+ sends keypress events to the focus widget and then
-    // to all its parent and grandparent widget. We only want
-    // the key events from the focus widget.
-    if (!GTK_WIDGET_HAS_FOCUS(widget))
-        return FALSE;
-

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


@@ -1003,7 +839,7 @@ gtk_window_key_press_callback( GtkWidget *widget,
     if( wxTranslateGTKKeyEventToWx(event, win, gdk_event) )
     {
         // Emit KEY_DOWN event
     if( wxTranslateGTKKeyEventToWx(event, win, gdk_event) )
     {
         // Emit KEY_DOWN event

-        ret = win->GetEventHandler()->ProcessEvent( event );
+        ret = win->HandleWindowEvent( event );

     }
     else
     {
     }
     else
     {


@@ -1021,7 +857,7 @@ gtk_window_key_press_callback( GtkWidget *widget,
         win->m_imData->lastKeyEvent = NULL;
         if (intercepted_by_IM)
         {
         win->m_imData->lastKeyEvent = 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;
         }
     }


@@ -1038,8 +874,18 @@ gtk_window_key_press_callback( GtkWidget *widget,
             int command = ancestor->GetAcceleratorTable()->GetCommand( event );
             if (command != -1)
             {
             int command = ancestor->GetAcceleratorTable()->GetCommand( event );
             if (command != -1)
             {

-                wxCommandEvent command_event( wxEVT_COMMAND_MENU_SELECTED, command );
-                ret = ancestor->GetEventHandler()->ProcessEvent( command_event );
+                wxCommandEvent menu_event( wxEVT_COMMAND_MENU_SELECTED, 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_COMMAND_BUTTON_CLICKED, command );
+                    ret = ancestor->HandleWindowEvent( button_event );
+                }
+

                 break;
             }
             if (ancestor->IsTopLevel())
                 break;
             }
             if (ancestor->IsTopLevel())


@@ -1073,7 +919,7 @@ gtk_window_key_press_callback( GtkWidget *widget,
 
         if ( key_code )
         {
 
         if ( key_code )
         {

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

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


@@ -1098,13 +944,13 @@ gtk_window_key_press_callback( GtkWidget *widget,
             if (parent)
             {
                 event.SetEventType( wxEVT_CHAR_HOOK );
             if (parent)
             {
                 event.SetEventType( wxEVT_CHAR_HOOK );

-                ret = parent->GetEventHandler()->ProcessEvent( event );
+                ret = parent->HandleWindowEvent( event );

             }
 
             if (!ret)
             {
                 event.SetEventType(wxEVT_CHAR);
             }
 
             if (!ret)
             {
                 event.SetEventType(wxEVT_CHAR);

-                ret = win->GetEventHandler()->ProcessEvent( event );
+                ret = win->HandleWindowEvent( event );

             }
         }
     }
             }
         }
     }


@@ -1115,7 +961,7 @@ gtk_window_key_press_callback( GtkWidget *widget,
 
 extern "C" {
 static void
 
 extern "C" {
 static void

-gtk_wxwindow_commit_cb (GtkIMContext *context,
+gtk_wxwindow_commit_cb (GtkIMContext * WXUNUSED(context),

                         const gchar  *str,
                         wxWindow     *window)
 {
                         const gchar  *str,
                         wxWindow     *window)
 {


@@ -1150,7 +996,7 @@ gtk_wxwindow_commit_cb (GtkIMContext *context,
         event.m_uniChar = *pstr;
         // Backward compatible for ISO-8859-1
         event.m_keyCode = *pstr < 256 ? event.m_uniChar : 0;
         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
         event.m_keyCode = (char)*pstr;
 #endif  // wxUSE_UNICODE
 #else
         event.m_keyCode = (char)*pstr;
 #endif  // wxUSE_UNICODE


@@ -1174,13 +1020,13 @@ gtk_wxwindow_commit_cb (GtkIMContext *context,
         if (parent)
         {
             event.SetEventType( wxEVT_CHAR_HOOK );
         if (parent)
         {
             event.SetEventType( wxEVT_CHAR_HOOK );

-            ret = parent->GetEventHandler()->ProcessEvent( event );
+            ret = parent->HandleWindowEvent( event );

         }
 
         if (!ret)
         {
             event.SetEventType(wxEVT_CHAR);
         }
 
         if (!ret)
         {
             event.SetEventType(wxEVT_CHAR);

-            ret = window->GetEventHandler()->ProcessEvent( event );
+            ret = window->HandleWindowEvent( event );

         }
     }
 }
         }
     }
 }


@@ -1193,12 +1039,10 @@ 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
-

     if (!win->m_hasVMT)
         return FALSE;
 
     if (!win->m_hasVMT)
         return FALSE;
 


@@ -1230,15 +1074,15 @@ template<typename T> void InitMouseEvent(wxWindowGTK *win,
                                          T *gdk_event)
 {
     event.SetTimestamp( gdk_event->time );
                                          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;
-    event.m_aux1Down = gdk_event->state & GDK_BUTTON4_MASK;
-    event.m_aux2Down = gdk_event->state & GDK_BUTTON5_MASK;
+    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_META_MASK) != 0;
+    event.m_leftDown = (gdk_event->state & GDK_BUTTON1_MASK) != 0;
+    event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK) != 0;
+    event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK) != 0;
+    event.m_aux1Down = (gdk_event->state & GDK_BUTTON4_MASK) != 0;
+    event.m_aux2Down = (gdk_event->state & GDK_BUTTON5_MASK) != 0;

 
     wxPoint pt = win->GetClientAreaOrigin();
     event.m_x = (wxCoord)gdk_event->x - pt.x;
 
     wxPoint pt = win->GetClientAreaOrigin();
     event.m_x = (wxCoord)gdk_event->x - pt.x;


@@ -1247,7 +1091,7 @@ template<typename T> void InitMouseEvent(wxWindowGTK *win,
     if ((win->m_wxwindow) && (win->GetLayoutDirection() == wxLayout_RightToLeft))
     {
         // origin in the upper right corner
     if ((win->m_wxwindow) && (win->GetLayoutDirection() == wxLayout_RightToLeft))
     {
         // origin in the upper right corner

-        int window_width = gtk_pizza_get_rtl_offset( GTK_PIZZA(win->m_wxwindow) );
+        int window_width = win->m_wxwindow->allocation.width;

         event.m_x = window_width - event.m_x;
     }
 
         event.m_x = window_width - event.m_x;
     }
 


@@ -1297,9 +1141,9 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y)
 
     if (win->m_wxwindow)
     {
 
     if (win->m_wxwindow)
     {

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

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


@@ -1311,7 +1155,7 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y)
         if (!child->IsShown())
             continue;
 
         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;


@@ -1337,7 +1181,7 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y)
         }
         else
         {
         }
         else
         {

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

                 (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) &&


@@ -1361,13 +1205,16 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y)
 bool wxWindowGTK::GTKProcessEvent(wxEvent& event) const
 {
     // nothing special at this level
 bool wxWindowGTK::GTKProcessEvent(wxEvent& event) const
 {
     // nothing special at this level

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

 }
 
 }
 

-int wxWindowGTK::GTKCallbackCommonPrologue(GdkEventAny *event) const
+bool wxWindowGTK::GTKShouldIgnoreEvent() const

 {
 {

-    DEBUG_MAIN_THREAD
+    return !m_hasVMT || g_blockEventsOnDrag;
+}

 
 

+int wxWindowGTK::GTKCallbackCommonPrologue(GdkEventAny *event) const
+{

     if (!m_hasVMT)
         return FALSE;
     if (g_blockEventsOnDrag)
     if (!m_hasVMT)
         return FALSE;
     if (g_blockEventsOnDrag)


@@ -1401,21 +1248,6 @@ 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"
 {


@@ -1456,10 +1288,7 @@ gtk_window_button_press_callback( GtkWidget *widget,
 
     wxEventType event_type = wxEVT_NULL;
 
 
     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 &&
     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
             gdk_event->button >= 1 && gdk_event->button <= 3 )
     {
         // Reset GDK internal timestamp variables in order to disable GDK


@@ -1469,7 +1298,6 @@ gtk_window_button_press_callback( GtkWidget *widget,
         display->button_click_time[1] = 0;
         display->button_click_time[0] = 0;
     }
         display->button_click_time[1] = 0;
         display->button_click_time[0] = 0;
     }

-#endif // GTK 2+

 
     if (gdk_event->button == 1)
     {
 
     if (gdk_event->button == 1)
     {


@@ -1544,10 +1372,6 @@ gtk_window_button_press_callback( GtkWidget *widget,
 
     AdjustEventButtonState(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.


@@ -1564,7 +1388,7 @@ gtk_window_button_press_callback( GtkWidget *widget,
         return TRUE;
 
     if ((event_type == wxEVT_LEFT_DOWN) && !win->IsOfStandardClass() &&
         return TRUE;
 
     if ((event_type == wxEVT_LEFT_DOWN) && !win->IsOfStandardClass() &&

-        (g_focusWindow != win) /* && win->IsFocusable() */)
+        (gs_currentFocus != win) /* && win->IsFocusable() */)

     {
         win->SetFocus();
     }
     {
         win->SetFocus();
     }


@@ -1594,7 +1418,7 @@ 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 )
 {


@@ -1630,9 +1454,6 @@ gtk_window_button_release_callback( GtkWidget *widget,
 
     AdjustEventButtonState(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);
 


@@ -1652,7 +1473,7 @@ 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 )
 {


@@ -1724,10 +1545,40 @@ gtk_window_motion_notify_callback( GtkWidget *widget,
 //-----------------------------------------------------------------------------
 
 static gboolean
 //-----------------------------------------------------------------------------
 
 static gboolean

-window_scroll_event(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win)
+window_scroll_event_hscrollbar(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win)

 {
 {

-    DEBUG_MAIN_THREAD
+    if (gdk_event->direction != GDK_SCROLL_LEFT &&
+        gdk_event->direction != GDK_SCROLL_RIGHT)
+    {
+        return false;
+    }
+
+    wxMouseEvent event(wxEVT_MOUSEWHEEL);
+    InitMouseEvent(win, event, gdk_event);
+
+    GtkRange *range = win->m_scrollBar[wxWindow::ScrollDir_Horz];
+    if (!range) return FALSE;
+
+    if (range && GTK_WIDGET_VISIBLE (range))
+    {
+        GtkAdjustment *adj = range->adjustment;
+        gdouble delta = adj->step_increment * 3;
+        if (gdk_event->direction == GDK_SCROLL_LEFT)
+            delta = -delta;
+
+        gdouble new_value = CLAMP (adj->value + delta, adj->lower, adj->upper - adj->page_size);

 
 

+        gtk_adjustment_set_value (adj, new_value);
+
+        return TRUE;
+    }
+
+    return FALSE;
+}
+
+static gboolean
+window_scroll_event(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win)
+{

     if (gdk_event->direction != GDK_SCROLL_UP &&
         gdk_event->direction != GDK_SCROLL_DOWN)
     {
     if (gdk_event->direction != GDK_SCROLL_UP &&
         gdk_event->direction != GDK_SCROLL_DOWN)
     {


@@ -1736,6 +1587,8 @@ window_scroll_event(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win)
 
     wxMouseEvent event(wxEVT_MOUSEWHEEL);
     InitMouseEvent(win, event, gdk_event);
 
     wxMouseEvent event(wxEVT_MOUSEWHEEL);
     InitMouseEvent(win, event, gdk_event);

+
+    // FIXME: Get these values from GTK or GDK

     event.m_linesPerAction = 3;
     event.m_wheelDelta = 120;
     if (gdk_event->direction == GDK_SCROLL_UP)
     event.m_linesPerAction = 3;
     event.m_wheelDelta = 120;
     if (gdk_event->direction == GDK_SCROLL_UP)


@@ -1743,7 +1596,27 @@ window_scroll_event(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win)
     else
         event.m_wheelRotation = -120;
 
     else
         event.m_wheelRotation = -120;
 

-    return win->GTKProcessEvent(event);
+    if (win->GTKProcessEvent(event))
+      return TRUE;
+
+    GtkRange *range = win->m_scrollBar[wxWindow::ScrollDir_Vert];
+    if (!range) return FALSE;
+
+    if (range && GTK_WIDGET_VISIBLE (range))
+    {
+        GtkAdjustment *adj = range->adjustment;
+        gdouble delta = adj->step_increment * 3;
+        if (gdk_event->direction == GDK_SCROLL_UP)
+          delta = -delta;
+
+        gdouble new_value = CLAMP (adj->value + delta, adj->lower, adj->upper - adj->page_size);
+
+        gtk_adjustment_set_value (adj, new_value);
+
+        return TRUE;
+    }
+
+    return FALSE;

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


@@ -1762,49 +1635,11 @@ 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
-
-    if (win->m_imData)
-        gtk_im_context_focus_in(win->m_imData->context);
-
-    g_focusWindowLast =
-    g_focusWindow = win;
-
-    wxLogTrace(TRACE_FOCUS,
-               _T("%s: focus in"), win->GetName().c_str());
-
-#if wxUSE_CARET
-    // caret needs to be informed about focus change
-    wxCaret *caret = win->GetCaret();
-    if ( caret )
-    {
-        caret->OnSetFocus();
-    }
-#endif // wxUSE_CARET
-
-    gboolean ret = FALSE;
-
-    // does the window itself think that it has the focus?
-    if ( !win->m_hasFocus )
-    {
-        // not yet, notify it
-        win->m_hasFocus = true;
-
-        (void)DoSendFocusEvents(win);
-
-        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;
+    return win->GTKHandleFocusIn();

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


@@ -1812,66 +1647,23 @@ gtk_window_focus_in_callback( GtkWidget *widget,
 //-----------------------------------------------------------------------------
 
 static gboolean
 //-----------------------------------------------------------------------------
 
 static gboolean

-gtk_window_focus_out_callback( GtkWidget *widget,
-                               GdkEventFocus *gdk_event,
+gtk_window_focus_out_callback( GtkWidget * WXUNUSED(widget),
+                               GdkEventFocus * WXUNUSED(gdk_event),

                                wxWindowGTK *win )
 {
                                wxWindowGTK *win )
 {

-    DEBUG_MAIN_THREAD
-
-    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;
-
-#if wxUSE_CARET
-    // caret needs to be informed about focus change
-    wxCaret *caret = win->GetCaret();
-    if ( caret )
-    {
-        caret->OnKillFocus();
-    }
-#endif // wxUSE_CARET
-
-    // don't send the window a kill focus event if it thinks that it doesn't
-    // have focus already
-    if ( win->m_hasFocus )
-    {
-        // the event handler might delete the window when it loses focus, so
-        // check whether this is a custom window before calling it
-        const bool has_wxwindow = win->m_wxwindow != NULL;
-
-        win->m_hasFocus = false;
-
-        wxFocusEvent event( wxEVT_KILL_FOCUS, win->GetId() );
-        event.SetEventObject( win );
-
-        (void)win->GTKProcessEvent( event );
-
-        // Disable default focus handling for custom windows
-        // since the default GTK+ handler issues a repaint
-        if ( has_wxwindow )
-            return TRUE;
-    }
-
-    // continue with normal processing
-    return FALSE;
+    return win->GTKHandleFocusOut();

 }
 
 }
 

+//-----------------------------------------------------------------------------
+// "focus"
+//-----------------------------------------------------------------------------
+

 static gboolean
 wx_window_focus_callback(GtkWidget *widget,
 static gboolean
 wx_window_focus_callback(GtkWidget *widget,

-                         GtkDirectionType direction,
+                         GtkDirectionType WXUNUSED(direction),

                          wxWindowGTK *win)
 {
                          wxWindowGTK *win)
 {

-    // the default handler for focus signal in GtkPizza (or, rather, in
-    // GtkScrolledWindow from which GtkPizza inherits this behaviour) sets
+    // 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
     // 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


@@ -1956,7 +1748,7 @@ 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


@@ -1981,8 +1773,6 @@ 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
-

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


@@ -2002,9 +1792,10 @@ gtk_scrollbar_event_after(GtkRange* range, GdkEvent* event, wxWindow* win)
 
         const int orient = wxWindow::OrientFromScrollDir(
                                         win->ScrollDirFromRange(range));
 
         const int orient = wxWindow::OrientFromScrollDir(
                                         win->ScrollDirFromRange(range));

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

     }
 }
 
     }
 }
 


@@ -2015,8 +1806,6 @@ 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


@@ -2037,15 +1826,12 @@ gtk_scrollbar_button_release_event(GtkRange* range, GdkEventButton*, wxWindow* w
 //-----------------------------------------------------------------------------
 
 static void
 //-----------------------------------------------------------------------------
 
 static void

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

 {
 {

-    DEBUG_MAIN_THREAD
-

     if (win->m_imData)
     {
     if (win->m_imData)
     {

-        GtkPizza *pizza = GTK_PIZZA( m_widget );

         gtk_im_context_set_client_window( win->m_imData->context,
         gtk_im_context_set_client_window( win->m_imData->context,

-                                          pizza->bin_window );
+            win->m_wxwindow ? win->GTKGetDrawingWindow() : widget->window);

     }
 
     // We cannot set colours and fonts before the widget
     }
 
     // We cannot set colours and fonts before the widget


@@ -2064,36 +1850,39 @@ gtk_window_realized_callback( GtkWidget *m_widget, wxWindow *win )
 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------

-// "size_allocate"
+// "size_allocate" from m_wxwindow or m_widget

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

-static
-void gtk_window_size_callback( GtkWidget *WXUNUSED(widget),
-                               GtkAllocation *alloc,
-                               wxWindow *win )
+static void
+size_allocate(GtkWidget*, GtkAllocation* alloc, wxWindow* win)

 {
 {

-    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;
-
-    if ( !client_width && !client_height )
+    int w = alloc->width;
+    int h = alloc->height;
+    if (win->m_wxwindow)

     {
     {

-        // the window is currently unmapped, don't generate size events
-        return;
+        int border_x, border_y;
+        WX_PIZZA(win->m_wxwindow)->get_border_widths(border_x, border_y);
+        w -= 2 * border_x;
+        h -= 2 * border_y;
+        if (w < 0) w = 0;
+        if (h < 0) h = 0;
+    }
+    if (win->m_oldClientWidth != w || win->m_oldClientHeight != h)
+    {
+        win->m_oldClientWidth  = w;
+        win->m_oldClientHeight = h;
+        // this callback can be connected to m_wxwindow,
+        // so always get size from m_widget->allocation
+        win->m_width  = win->m_widget->allocation.width;
+        win->m_height = win->m_widget->allocation.height;
+        if (!win->m_nativeSizeEvent)
+        {
+            wxSizeEvent event(win->GetSize(), win->GetId());
+            event.SetEventObject(win);
+            win->GTKProcessEvent(event);
+        }

     }
     }

-
-    win->m_oldClientWidth = client_width;
-    win->m_oldClientHeight = client_height;
-
-    if (!win->m_nativeSizeEvent)
-    {
-        wxSizeEvent event( win->GetSize(), win->GetId() );
-        event.SetEventObject( win );
-        win->GTKProcessEvent( event );
-    }
-}
+}

 
 //-----------------------------------------------------------------------------
 // "grab_broken"
 
 //-----------------------------------------------------------------------------
 // "grab_broken"


@@ -2110,12 +1899,30 @@ gtk_window_grab_broken( GtkWidget*,
     {
         wxMouseCaptureLostEvent evt( win->GetId() );
         evt.SetEventObject( win );
     {
         wxMouseCaptureLostEvent evt( win->GetId() );
         evt.SetEventObject( win );

-        win->GetEventHandler()->ProcessEvent( evt );
+        win->HandleWindowEvent( evt );

     }
     return false;
 }
 #endif
 
     }
     return false;
 }
 #endif
 

+//-----------------------------------------------------------------------------
+// "style_set"
+//-----------------------------------------------------------------------------
+
+static
+void gtk_window_style_set_callback( GtkWidget *WXUNUSED(widget),
+                               GtkStyle *previous_style,
+                               wxWindow* win )
+{
+    if (win && previous_style)
+    {
+        wxSysColourChangedEvent event;
+        event.SetEventObject(win);
+
+        win->GTKProcessEvent( event );
+    }
+}
+

 } // extern "C"
 
 // ----------------------------------------------------------------------------
 } // extern "C"
 
 // ----------------------------------------------------------------------------


@@ -2125,35 +1932,24 @@ gtk_window_grab_broken( GtkWidget*,
 
 wxWindow *wxWindowBase::DoFindFocus()
 {
 
 wxWindow *wxWindowBase::DoFindFocus()
 {

+    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 += gtk_pizza_get_xoffset( pizza );
-    child->m_y += gtk_pizza_get_yoffset( pizza );
+    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),
-                     child->m_widget,
-                     child->m_x,
-                     child->m_y,
-                     child->m_width,
-                     child->m_height );
+    gtk_widget_set_size_request(
+        child->m_widget, child->m_width, child->m_height);
+    pizza->put(child->m_widget, child->m_x, child->m_y);

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


@@ -2178,16 +1974,16 @@ wxMouseState wxGetMouseState()
 
     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.SetAux1Down(mask & GDK_BUTTON4_MASK);
-    ms.SetAux2Down(mask & GDK_BUTTON5_MASK);
+    ms.SetLeftDown((mask & GDK_BUTTON1_MASK) != 0);
+    ms.SetMiddleDown((mask & GDK_BUTTON2_MASK) != 0);
+    ms.SetRightDown((mask & GDK_BUTTON3_MASK) != 0);
+    ms.SetAux1Down((mask & GDK_BUTTON4_MASK) != 0);
+    ms.SetAux2Down((mask & GDK_BUTTON5_MASK) != 0);

 
 

-    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.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;
 }


@@ -2207,9 +2003,9 @@ wxMouseState wxGetMouseState()
 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;


@@ -2218,14 +2014,12 @@ void wxWindowGTK::Init()
     m_height = 0;
 
     m_hasVMT = false;
     m_height = 0;
 
     m_hasVMT = false;

-    m_isBeingDeleted = false;

 
 

-    m_showOnIdle= false;
+    m_showOnIdle = false;

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

-    m_hasScrolling = false;

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


@@ -2239,12 +2033,6 @@ void wxWindowGTK::Init()
     m_oldClientWidth =
     m_oldClientHeight = 0;
 
     m_oldClientWidth =
     m_oldClientHeight = 0;
 

-    m_resizing = false;
-
-    m_insertCallback = wxInsertChildInWindow;
-
-    m_hasFocus = false;
-

     m_clipPaintRegion = false;
 
     m_needsStyleChange = false;
     m_clipPaintRegion = false;
 
     m_needsStyleChange = false;


@@ -2279,6 +2067,12 @@ bool wxWindowGTK::Create( wxWindow *parent,
                           long style,
                           const wxString &name  )
 {
                           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 ))
     {
     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
     {


@@ -2286,37 +2080,29 @@ bool wxWindowGTK::Create( wxWindow *parent,
         return false;
     }
 
         return false;
     }
 

-    if (!HasFlag(wxHSCROLL) && !HasFlag(wxVSCROLL))
-    {
-        m_wxwindow = gtk_pizza_new_no_scroll();
+        // 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

 
 

-#ifndef __WXUNIVERSAL__
-        if (HasFlag(wxSIMPLE_BORDER))
-            gtk_container_set_border_width((GtkContainer*)m_wxwindow, 1);
-        else if (HasFlag(wxRAISED_BORDER) || HasFlag(wxSUNKEN_BORDER))
-            gtk_container_set_border_width((GtkContainer*)m_wxwindow, 2);
-#endif // __WXUNIVERSAL__

 
 

-        m_widget = m_wxwindow;
+    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
     {
     else
     {

-        m_wxwindow = gtk_pizza_new();
-
-#ifndef __WXUNIVERSAL__
-        if (HasFlag(wxSIMPLE_BORDER))
-            gtk_container_set_border_width((GtkContainer*)m_wxwindow, 1);
-        else if (HasFlag(wxRAISED_BORDER) || HasFlag(wxSUNKEN_BORDER))
-            gtk_container_set_border_width((GtkContainer*)m_wxwindow, 2);
-#endif // __WXUNIVERSAL__
-
-        m_widget = gtk_scrolled_window_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL );
+        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;
-

         // 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
         // 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


@@ -2375,12 +2161,15 @@ bool wxWindowGTK::Create( wxWindow *parent,
 
         gtk_widget_show( m_wxwindow );
     }
 
         gtk_widget_show( 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;


@@ -2390,13 +2179,14 @@ wxWindowGTK::~wxWindowGTK()
 {
     SendDestroyEvent();
 
 {
     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;
 
     // destroy children before destroying this window itself
     m_hasVMT = false;
 
     // destroy children before destroying this window itself


@@ -2420,17 +2210,17 @@ wxWindowGTK::~wxWindowGTK()
     // delete before the widgets to avoid a crash on solaris
     delete m_imData;
 
     // delete before the widgets to avoid a crash on solaris
     delete m_imData;
 

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


@@ -2465,7 +2255,7 @@ void wxWindowGTK::PostCreation()
                               G_CALLBACK (gtk_window_expose_callback), this);
 
             if (GetLayoutDirection() == wxLayout_LeftToRight)
                               G_CALLBACK (gtk_window_expose_callback), this);
 
             if (GetLayoutDirection() == wxLayout_LeftToRight)

-                gtk_widget_set_redraw_on_allocate( GTK_WIDGET(m_wxwindow), HasFlag( wxFULL_REPAINT_ON_RESIZE ) );
+                gtk_widget_set_redraw_on_allocate(m_wxwindow, HasFlag(wxFULL_REPAINT_ON_RESIZE));

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


@@ -2476,10 +2266,6 @@ void wxWindowGTK::PostCreation()
 
         g_signal_connect (m_imData->context, "commit",
                           G_CALLBACK (gtk_wxwindow_commit_cb), this);
 
         g_signal_connect (m_imData->context, "commit",
                           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


@@ -2524,53 +2310,31 @@ void wxWindowGTK::PostCreation()
     g_signal_connect (connect_widget, "realize",
                       G_CALLBACK (gtk_window_realized_callback), this);
 
     g_signal_connect (connect_widget, "realize",
                       G_CALLBACK (gtk_window_realized_callback), this);
 

-    if (m_wxwindow)
+    if (!IsTopLevel())

     {
     {

-        // Catch native resize events
-        g_signal_connect (m_wxwindow, "size_allocate",
-                          G_CALLBACK (gtk_window_size_callback), this);
+        g_signal_connect(m_wxwindow ? m_wxwindow : m_widget, "size_allocate",
+            G_CALLBACK(size_allocate), this);
+    }
+

 #if GTK_CHECK_VERSION(2, 8, 0)
 #if GTK_CHECK_VERSION(2, 8, 0)

-        if (!gtk_check_version(2,8,0))
+    if ( gtk_check_version(2,8,0) == NULL )
+    {
+        // Make sure we can notify the app when mouse capture is lost
+        if ( m_wxwindow )

         {
         {

-            // Make sure we can notify the app when mouse capture is lost

             g_signal_connect (m_wxwindow, "grab_broken_event",
                           G_CALLBACK (gtk_window_grab_broken), this);
         }
             g_signal_connect (m_wxwindow, "grab_broken_event",
                           G_CALLBACK (gtk_window_grab_broken), this);
         }

-#endif
-    }

 
 

-    if ( connect_widget != m_wxwindow )
-    {
-#if GTK_CHECK_VERSION(2, 8, 0)
-        if (!gtk_check_version(2,8,0))
+        if ( connect_widget != m_wxwindow )

         {
         {

-            // Make sure we can notify app code when mouse capture is lost

             g_signal_connect (connect_widget, "grab_broken_event",
                         G_CALLBACK (gtk_window_grab_broken), this);
         }
             g_signal_connect (connect_widget, "grab_broken_event",
                         G_CALLBACK (gtk_window_grab_broken), this);
         }

-#endif

     }
     }

+#endif // GTK+ >= 2.8

 
 

-#if wxUSE_COMBOBOX
-    if (GTK_IS_COMBO(m_widget))
-    {
-        GtkCombo *gcombo = GTK_COMBO(m_widget);
-
-        g_signal_connect (gcombo->entry, "size_request",
-                          G_CALLBACK (wxgtk_combo_size_request_callback),
-                          this);
-    } else
-#endif // wxUSE_COMBOBOX
-#ifdef GTK_IS_FILE_CHOOSER_BUTTON
-    if (!gtk_check_version(2,6,0) && GTK_IS_FILE_CHOOSER_BUTTON(m_widget))
-    {
-        // 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 ?
-    } else
-#endif
-    if ( !IsTopLevel() ) // top level windows use their own callback
+    if ( GTKShouldConnectSizeRequest() )

     {
         // This is needed if we want to add our windows into native
         // GTK controls, such as the toolbar. With this callback, the
     {
         // This is needed if we want to add our windows into native
         // GTK controls, such as the toolbar. With this callback, the


@@ -2593,6 +2357,11 @@ void wxWindowGTK::PostCreation()
         gtk_widget_show( m_widget );
 }
 
         gtk_widget_show( m_widget );
 }
 

+gulong wxWindowGTK::GTKConnectWidget(const char *signal, void (*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",


@@ -2605,14 +2374,26 @@ 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);

+    if (m_scrollBar[ScrollDir_Horz])
+        g_signal_connect (m_scrollBar[ScrollDir_Horz], "scroll_event",
+                      G_CALLBACK (window_scroll_event_hscrollbar), this);
+    if (m_scrollBar[ScrollDir_Vert])
+        g_signal_connect (m_scrollBar[ScrollDir_Vert], "scroll_event",
+                      G_CALLBACK (window_scroll_event), this);
+

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

+
+    if (IsTopLevel() && m_wxwindow)
+        g_signal_connect (m_wxwindow, "style_set",
+                              G_CALLBACK (gtk_window_style_set_callback), this);

 }
 
 bool wxWindowGTK::Destroy()
 }
 
 bool wxWindowGTK::Destroy()


@@ -2626,9 +2407,12 @@ bool wxWindowGTK::Destroy()
 
 void wxWindowGTK::DoMoveWindow(int x, int y, int width, int height)
 {
 
 void wxWindowGTK::DoMoveWindow(int x, int y, int width, int height)
 {

-    // inform the parent to perform the move
-    gtk_pizza_set_size( GTK_PIZZA(m_parent->m_wxwindow), m_widget, x, y, width, height );
+    gtk_widget_set_size_request(m_widget, width, height);

 
 

+    // inform the parent to perform the move
+    wxASSERT_MSG(m_parent && m_parent->m_wxwindow,
+                 "the parent window has no client area?");
+    WX_PIZZA(m_parent->m_wxwindow)->move(m_widget, x, y);

 }
 
 void wxWindowGTK::ConstrainSize()
 }
 
 void wxWindowGTK::ConstrainSize()


@@ -2653,9 +2437,6 @@ 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") );
 
     wxASSERT_MSG( (m_widget != NULL), wxT("invalid window") );
     wxASSERT_MSG( (m_parent != NULL), wxT("wxWindowGTK::SetSize requires parent.\n") );
 

-    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))
     int currentX, currentY;
     GetPosition(&currentX, &currentY);
     if (x == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))


@@ -2675,43 +2456,17 @@ void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags
             height = sizeBest.y;
     }
 
             height = sizeBest.y;
     }
 

+    const wxSize oldSize(m_width, m_height);

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

-    ConstrainSize();
-
-#if wxUSE_TOOLBAR_NATIVE
-    if (wxDynamicCast(GetParent(), wxToolBar))
+    if (m_parent->m_wxwindow)

     {
     {

-       // don't take the x,y values, they're wrong because toolbar sets them
-       GtkWidget  *widget = m_widget;
-       gtk_widget_set_size_request (widget, m_width, m_height);
-    }
-    else
-#endif
-    if (m_parent->m_wxwindow == NULL) // i.e. wxNotebook
-    {
-        // 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;
-    }
-    else
-    {
-        GtkPizza *pizza = GTK_PIZZA(m_parent->m_wxwindow);
-        if ((sizeFlags & wxSIZE_ALLOW_MINUS_ONE) == 0)
-        {
-            if (x != -1) m_x = x + gtk_pizza_get_xoffset( pizza );
-            if (y != -1) m_y = y + gtk_pizza_get_yoffset( pizza );
-        }
-        else
-        {
-            m_x = x + gtk_pizza_get_xoffset( pizza );
-            m_y = y + gtk_pizza_get_yoffset( pizza );
-        }
+        wxPizza* pizza = WX_PIZZA(m_parent->m_wxwindow);
+        m_x = x + pizza->m_scroll_x;
+        m_y = y + pizza->m_scroll_y;

 
         int left_border = 0;
         int right_border = 0;
 
         int left_border = 0;
         int right_border = 0;


@@ -2739,35 +2494,29 @@ void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags
                       m_height+top_border+bottom_border );
     }
 
                       m_height+top_border+bottom_border );
     }
 

-    if (m_hasScrolling)
+    if (m_width != oldSize.x || m_height != oldSize.y)

     {
     {

-        /* 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. */
+        // update these variables to keep size_allocate handler
+        // from sending another size event for this change

         GetClientSize( &m_oldClientWidth, &m_oldClientHeight );
         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 );
-*/

 
 

-    if (!m_nativeSizeEvent)
+        gtk_widget_queue_resize(m_widget);
+        if (!m_nativeSizeEvent)
+        {
+            wxSizeEvent event( wxSize(m_width,m_height), GetId() );
+            event.SetEventObject( this );
+            HandleWindowEvent( event );
+        }
+    } else
+    if (sizeFlags & wxSIZE_FORCE_EVENT)

     {
         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_VISIBLE (m_widget))
     {


@@ -2780,7 +2529,7 @@ 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;
     }


@@ -2790,8 +2539,11 @@ bool wxWindowGTK::GtkShowFromOnIdle()
 
 void wxWindowGTK::OnInternalIdle()
 {
 
 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 )
     {


@@ -2799,8 +2551,8 @@ void wxWindowGTK::OnInternalIdle()
         RealizeTabOrder();
     }
 
         RealizeTabOrder();
     }
 

-    // Update style if the window was not yet realized
-    // and SetBackgroundStyle(wxBG_STYLE_CUSTOM) was called
+    // Update style if the window was not yet realized when
+    // SetBackgroundStyle() was called

     if (m_needsStyleChange)
     {
         SetBackgroundStyle(GetBackgroundStyle());
     if (m_needsStyleChange)
     {
         SetBackgroundStyle(GetBackgroundStyle());


@@ -2819,7 +2571,7 @@ void wxWindowGTK::OnInternalIdle()
 
         if (m_wxwindow && (m_wxwindow != m_widget))
         {
 
         if (m_wxwindow && (m_wxwindow != m_widget))
         {

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

             if (window)
                 gdk_window_set_cursor( window, cursor.GetCursor() );
 
             if (window)
                 gdk_window_set_cursor( window, cursor.GetCursor() );
 


@@ -2839,7 +2591,7 @@ void wxWindowGTK::OnInternalIdle()
         }
     }
 
         }
     }
 

-    if (wxUpdateUIEvent::CanUpdate(this))
+    if (wxUpdateUIEvent::CanUpdate(this) && IsShownOnScreen())

         UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
 }
 
         UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
 }
 


@@ -2867,20 +2619,58 @@ void wxWindowGTK::DoGetClientSize( int *width, int *height ) const
     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 window is scrollable, account for scrollbars
+        if ( GTK_IS_SCROLLED_WINDOW(m_widget) )
+        {
+            GtkPolicyType policy[ScrollDir_Max];
+            gtk_scrolled_window_get_policy(GTK_SCROLLED_WINDOW(m_widget),
+                                           &policy[ScrollDir_Horz],
+                                           &policy[ScrollDir_Vert]);
+
+            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;

 
 

-        if (m_hasScrolling)
-            GetScrollbarWidth(m_widget, dw, dh);
+                // 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 ( adj->upper <= adj->page_size )
+                            continue;
+                }
+
+                GtkScrolledWindowClass *scroll_class =
+                    GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT_GET_CLASS(m_widget) );
+
+                GtkRequisition req;
+                gtk_widget_size_request(GTK_WIDGET(range), &req);
+                if (i == ScrollDir_Horz)
+                    h -= req.height + scroll_class->scrollbar_spacing;
+                else
+                    w -= req.width + scroll_class->scrollbar_spacing;
+            }
+        }

 
 

-        const int border = GTK_CONTAINER(m_wxwindow)->border_width;
-        dw += 2 * border;
-        dh += 2 * border;
+        int border_x, border_y;
+        WX_PIZZA(m_wxwindow)->get_border_widths(border_x, border_y);
+        w -= 2 * border_x;
+        h -= 2 * border_y;

 
 

-        w -= dw;
-        h -= dh;

         if (w < 0)
             w = 0;
         if (h < 0)
         if (w < 0)
             w = 0;
         if (h < 0)


@@ -2897,18 +2687,18 @@ 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)
+    if (!IsTopLevel() && m_parent && m_parent->m_wxwindow)

     {
     {

-        GtkPizza *pizza = GTK_PIZZA(m_parent->m_wxwindow);
-        dx = gtk_pizza_get_xoffset( pizza );
-        dy = gtk_pizza_get_yoffset( pizza );
+        wxPizza* pizza = WX_PIZZA(m_parent->m_wxwindow);
+        dx = pizza->m_scroll_x;
+        dy = pizza->m_scroll_y;

     }
 
     if (m_x == -1 && m_y == -1)
     {
     }
 
     if (m_x == -1 && m_y == -1)
     {

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

         if (m_wxwindow)
         if (m_wxwindow)

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

         else
             source = m_widget->window;
 
         else
             source = m_widget->window;
 


@@ -2921,8 +2711,8 @@ void wxWindowGTK::DoGetPosition( int *x, int *y ) const
             if (m_parent)
                 m_parent->ScreenToClient(&org_x, &org_y);
 
             if (m_parent)
                 m_parent->ScreenToClient(&org_x, &org_y);
 

-            wx_const_cast(wxWindowGTK*, this)->m_x = org_x;
-            wx_const_cast(wxWindowGTK*, this)->m_y = org_y;
+            const_cast<wxWindowGTK*>(this)->m_x = org_x;
+            const_cast<wxWindowGTK*>(this)->m_y = org_y;

         }
     }
 
         }
     }
 


@@ -2936,9 +2726,9 @@ void wxWindowGTK::DoClientToScreen( int *x, int *y ) const
 
     if (!m_widget->window) return;
 
 
     if (!m_widget->window) return;
 

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

     if (m_wxwindow)
     if (m_wxwindow)

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

     else
         source = m_widget->window;
 
     else
         source = m_widget->window;
 


@@ -2973,9 +2763,9 @@ void wxWindowGTK::DoScreenToClient( int *x, int *y ) const
 
     if (!m_widget->window) return;
 
 
     if (!m_widget->window) return;
 

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

     if (m_wxwindow)
     if (m_wxwindow)

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

     else
         source = m_widget->window;
 
     else
         source = m_widget->window;
 


@@ -3004,32 +2794,40 @@ void wxWindowGTK::DoScreenToClient( int *x, int *y ) const
 
 bool wxWindowGTK::Show( bool show )
 {
 
 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);

     }
 
     }
 

+    wxShowEvent eventShow(GetId(), show);
+    eventShow.SetEventObject(this);
+    HandleWindowEvent(eventShow);
+

     return true;
 }
 
     return true;
 }
 


@@ -3094,12 +2892,12 @@ 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();
 
 {
     wxFont fontToUse = theFont ? *theFont : GetFont();
 


@@ -3149,90 +2947,204 @@ void wxWindowGTK::GetTextExtent( const wxString& string,
     g_object_unref (layout);
 }
 
     g_object_unref (layout);
 }
 

-bool wxWindowGTK::GTKSetDelayedFocusIfNeeded()
+void wxWindowGTK::GTKDisableFocusOutEvent()

 {
 {

-    if ( g_delayedFocus == this )
+    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;
+
+
+    // 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 ( GTK_WIDGET_REALIZED(m_widget) )
+        if ( GTKNeedsToFilterSameWindowFocus() &&
+             gs_deferredFocusOut == this )

         {
         {

-            gtk_widget_grab_focus(m_widget);
-            g_delayedFocus = NULL;
-
-            return true;
+            // 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();

     }
 
     }
 

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

 }
 
 }
 

-void wxWindowGTK::SetFocus()
+bool wxWindowGTK::GTKHandleFocusOut()

 {
 {

-    wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
-    if ( m_hasFocus )
+    // 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() )

     {
     {

-        // don't do anything if we already have focus
-        return;
+        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;

     }
 
     }
 

-    if (m_wxwindow)
+    GTKHandleFocusOutNoDeferring();
+
+    return retval;
+}
+
+void wxWindowGTK::GTKHandleFocusOutNoDeferring()
+{
+    wxLogTrace(TRACE_FOCUS,
+               "handling focus_out event for %s(%p, %s)",
+               GetClassInfo()->GetClassName(), this, GetLabel());
+
+    if (m_imData)
+        gtk_im_context_focus_out(m_imData->context);
+
+    if ( gs_currentFocus != this )

     {
     {

-        // wxWindow::SetFocus() should really set the focus to
-        // this control, whatever the flags are
-        if (!GTK_WIDGET_CAN_FOCUS(m_wxwindow))
-            GTK_WIDGET_SET_FLAGS(m_wxwindow, GTK_CAN_FOCUS);
+        // 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 (!GTK_WIDGET_HAS_FOCUS (m_wxwindow))
-        {
-            gtk_widget_grab_focus (m_wxwindow);
-        }
+#if wxUSE_CARET
+    // caret needs to be informed about focus change
+    wxCaret *caret = GetCaret();
+    if ( caret )
+    {
+        caret->OnKillFocus();

     }
     }

-    else
+#endif // wxUSE_CARET
+
+    wxFocusEvent event( wxEVT_KILL_FOCUS, GetId() );
+    event.SetEventObject( this );
+    GTKProcessEvent( event );
+}
+
+/*static*/
+void wxWindowGTK::GTKHandleDeferredFocusOut()
+{
+    // NB: See GTKHandleFocusOut() for explanation. This function is called
+    //     from either GTKHandleFocusIn() or OnInternalIdle() to process
+    //     deferred event.
+    if ( gs_deferredFocusOut )

     {
     {

-        // wxWindow::SetFocus() should really set the focus to
-        // this control, whatever the flags are
-        if (!GTK_WIDGET_CAN_FOCUS(m_widget))
-            GTK_WIDGET_SET_FLAGS(m_widget, GTK_CAN_FOCUS);
+        wxWindowGTK *win = gs_deferredFocusOut;
+        gs_deferredFocusOut = NULL;

 
 

-        if (GTK_IS_CONTAINER(m_widget))
-        {
-            if (GTK_IS_RADIO_BUTTON(m_widget))
-            {
-                gtk_widget_grab_focus (m_widget);
-                return;
-            }
+        wxLogTrace(TRACE_FOCUS,
+                   "processing deferred focus_out event for %s(%p, %s)",
+                   win->GetClassInfo()->GetClassName(), win, win->GetLabel());

 
 

-            gtk_widget_child_focus( m_widget, GTK_DIR_TAB_FORWARD );
-        }
-        else
-        if (GTK_WIDGET_CAN_FOCUS(m_widget) && !GTK_WIDGET_HAS_FOCUS (m_widget) )
-        {
+        win->GTKHandleFocusOutNoDeferring();
+    }
+}

 
 

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

 
 

-                gtk_widget_grab_focus (m_widget);
-            }
-        }
-        else
-        {
-           wxLogTrace(TRACE_FOCUS,
-                      _T("Can't set focus to %s(%s)"),
-                      GetClassInfo()->GetClassName(), GetLabel().c_str());
-        }
+    // 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 affect 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_CAN_FOCUS(widget) )
+    {
+        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
+    {
+        wxLogTrace(TRACE_FOCUS,
+                   wxT("Setting focus to %s(%p, %s)"),
+                   GetClassInfo()->GetClassName(), this, GetLabel().c_str());
+        gtk_widget_grab_focus(widget);

     }
 }
 
     }
 }
 


@@ -3266,13 +3178,8 @@ 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)
     if (oldParent)

-    {

         gtk_container_remove( GTK_CONTAINER(m_widget->parent), m_widget );
         gtk_container_remove( GTK_CONTAINER(m_widget->parent), m_widget );

-    }

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


@@ -3283,14 +3190,10 @@ bool wxWindowGTK::Reparent( wxWindowBase *newParentBase )
             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;
     SetLayoutDirection(wxLayout_Default);
 
     return true;


@@ -3305,7 +3208,7 @@ void wxWindowGTK::DoAddChild(wxWindowGTK *child)
     AddChild( child );
 
     /* insert GTK representation */
     AddChild( child );
 
     /* insert GTK representation */

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

 }
 
 void wxWindowGTK::AddChild(wxWindowBase *child)
 }
 
 void wxWindowGTK::AddChild(wxWindowBase *child)


@@ -3333,7 +3236,7 @@ wxLayoutDirection wxWindowGTK::GTKGetLayout(GtkWidget *widget)
 /* static */
 void wxWindowGTK::GTKSetLayout(GtkWidget *widget, wxLayoutDirection dir)
 {
 /* static */
 void wxWindowGTK::GTKSetLayout(GtkWidget *widget, wxLayoutDirection dir)
 {

-    wxASSERT_MSG( dir != wxLayout_Default, _T("invalid layout direction") );
+    wxASSERT_MSG( dir != wxLayout_Default, wxT("invalid layout direction") );

 
     gtk_widget_set_direction(widget,
                              dir == wxLayout_RightToLeft ? GTK_TEXT_DIR_RTL
 
     gtk_widget_set_direction(widget,
                              dir == wxLayout_RightToLeft ? GTK_TEXT_DIR_RTL


@@ -3375,11 +3278,11 @@ wxWindowGTK::AdjustForLayoutDirection(wxCoord x,
                                       wxCoord WXUNUSED(width),
                                       wxCoord WXUNUSED(widthTotal)) const
 {
                                       wxCoord WXUNUSED(width),
                                       wxCoord WXUNUSED(widthTotal)) const
 {

-    // We now mirrors the coordinates of RTL windows in GtkPizza
+    // We now mirror the coordinates of RTL windows in wxPizza

     return x;
 }
 
     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;


@@ -3390,14 +3293,14 @@ bool wxWindowGTK::DoNavigateIn(int flags)
 {
     if ( flags & wxNavigationKeyEvent::WinChange )
     {
 {
     if ( flags & wxNavigationKeyEvent::WinChange )
     {

-        wxFAIL_MSG( _T("not implemented") );
+        wxFAIL_MSG( wxT("not implemented") );

 
         return false;
     }
     else // navigate inside the container
     {
         wxWindow *parent = wxGetTopLevelParent((wxWindow *)this);
 
         return false;
     }
     else // navigate inside the container
     {
         wxWindow *parent = wxGetTopLevelParent((wxWindow *)this);

-        wxCHECK_MSG( parent, false, _T("every window must have a TLW parent") );
+        wxCHECK_MSG( parent, false, wxT("every window must have a TLW parent") );

 
         GtkDirectionType dir;
         dir = flags & wxNavigationKeyEvent::IsForward ? GTK_DIR_TAB_FORWARD
 
         GtkDirectionType dir;
         dir = flags & wxNavigationKeyEvent::IsForward ? GTK_DIR_TAB_FORWARD


@@ -3539,7 +3442,7 @@ void wxWindowGTK::GTKUpdateCursor()
                 GdkWindow *win = windowsThis[n];
                 if ( !win )
                 {
                 GdkWindow *win = windowsThis[n];
                 if ( !win )
                 {

-                    wxFAIL_MSG(_T("NULL window returned by GTKGetWindow()?"));
+                    wxFAIL_MSG(wxT("NULL window returned by GTKGetWindow()?"));

                     continue;
                 }
 
                     continue;
                 }
 


@@ -3556,9 +3459,9 @@ void wxWindowGTK::WarpPointer( int x, int y )
     // We provide this function ourselves as it is
     // missing in GDK (top of this file).
 
     // We provide this function ourselves as it is
     // missing in GDK (top of this file).
 

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

     if (m_wxwindow)
     if (m_wxwindow)

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

     else
         window = GetConnectWidget()->window;
 
     else
         window = GetConnectWidget()->window;
 


@@ -3575,7 +3478,7 @@ 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;
 }


@@ -3609,65 +3512,65 @@ 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)
+    if ( !m_widget )
+    {
+        // it is valid to call Refresh() for a window which hasn't been created
+        // yet, it simply doesn't do anything in this case

         return;
         return;

+    }

 
 

-    if (m_wxwindow)
+    if (!m_wxwindow)

     {
     {

-        if (!GTK_PIZZA(m_wxwindow)->bin_window) return;
+        if (rect)
+            gtk_widget_queue_draw_area( m_widget, rect->x, rect->y, rect->width, rect->height );
+        else
+            gtk_widget_queue_draw( m_widget );
+    }
+    else
+    {
+        // Just return if the widget or one of its ancestors isn't mapped
+        GtkWidget *w;
+        for (w = m_wxwindow; w != NULL; w = w->parent)
+            if (!GTK_WIDGET_MAPPED (w))
+                return;

 
 

-        GdkRectangle gdk_rect,
-                    *p;
+        GdkWindow* window = GTKGetDrawingWindow();

         if (rect)
         {
         if (rect)
         {

-            gdk_rect.x = rect->x;
-            gdk_rect.y = rect->y;
-            gdk_rect.width = rect->width;
-            gdk_rect.height = rect->height;
+            int x = rect->x;

             if (GetLayoutDirection() == wxLayout_RightToLeft)
             if (GetLayoutDirection() == wxLayout_RightToLeft)

-                gdk_rect.x = GetClientSize().x - gdk_rect.x - gdk_rect.width;
-
-            p = &gdk_rect;
+                x = GetClientSize().x - x - rect->width;
+            GdkRectangle r;
+            r.x = rect->x;
+            r.y = rect->y;
+            r.width = rect->width;
+            r.height = rect->height;
+            gdk_window_invalidate_rect(window, &r, true);

         }
         }

-        else // invalidate everything
-        {
-            p = NULL;
-        }
-
-        gdk_window_invalidate_rect( GTK_PIZZA(m_wxwindow)->bin_window, p, TRUE );
+        else
+            gdk_window_invalidate_rect(window, NULL, true);

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

-    GtkUpdate();
-
-    // 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();
-}
+    if (m_widget && GTK_WIDGET_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);

 
 

-void wxWindowGTK::GtkUpdate()
-{
-    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 && (m_wxwindow != m_widget))
-        gdk_window_process_updates( m_widget->window, FALSE );
+        GdkWindow* window = GTKGetDrawingWindow();
+        if (window == NULL)
+            window = m_widget->window;
+        gdk_window_process_updates(window, true);

 
 

-    // 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();
+        // Flush again, but no need to wait for it to finish
+        gdk_display_flush(display);

     }
 }
 
     }
 }
 


@@ -3676,7 +3579,6 @@ bool wxWindowGTK::DoIsExposed( int x, int y ) const
     return m_updateRegion.Contains(x, y) != wxOutRegion;
 }
 
     return m_updateRegion.Contains(x, y) != wxOutRegion;
 }
 

-

 bool wxWindowGTK::DoIsExposed( int x, int y, int w, int h ) const
 {
     if (GetLayoutDirection() == wxLayout_RightToLeft)
 bool wxWindowGTK::DoIsExposed( int x, int y, int w, int h ) const
 {
     if (GetLayoutDirection() == wxLayout_RightToLeft)


@@ -3704,8 +3606,7 @@ void wxWindowGTK::GtkSendPaintEvents()
         m_updateRegion.Clear();
 
         gint width;
         m_updateRegion.Clear();
 
         gint width;

-        gdk_window_get_geometry( GTK_PIZZA(m_wxwindow)->bin_window,
-                                 NULL, NULL, &width, NULL, NULL );
+        gdk_drawable_get_size(m_wxwindow->window, &width, NULL);

 
         wxRegionIterator upd( m_nativeUpdateRegion );
         while (upd)
 
         wxRegionIterator upd( m_nativeUpdateRegion );
         while (upd)


@@ -3723,58 +3624,83 @@ void wxWindowGTK::GtkSendPaintEvents()
         }
     }
 
         }
     }
 

-    // widget to draw on
-    GtkPizza *pizza = GTK_PIZZA (m_wxwindow);
-
-    if (GetThemeEnabled() && (GetBackgroundStyle() == wxBG_STYLE_SYSTEM))
+    switch ( GetBackgroundStyle() )

     {
     {

-        // find ancestor from which to steal background
-        wxWindow *parent = wxGetTopLevelParent((wxWindow *)this);
-        if (!parent)
-            parent = (wxWindow*)this;
+        case wxBG_STYLE_ERASE:
+            {
+                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();
+                }

 
 

-        if (GTK_WIDGET_MAPPED(parent->m_widget))
-        {
-            wxRegionIterator upd( m_nativeUpdateRegion );
-            while (upd)
+                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() )

             {
             {

-                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;
+                // find ancestor from which to steal background
+                wxWindow *parent = wxGetTopLevelParent((wxWindow *)this);
+                if (!parent)
+                    parent = (wxWindow*)this;
+
+                if (GTK_WIDGET_MAPPED(parent->m_widget))
+                {
+                    wxRegionIterator upd( m_nativeUpdateRegion );
+                    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,
+                                    GTKGetDrawingWindow(),
+                                    (GtkStateType)GTK_WIDGET_STATE(m_wxwindow),
+                                    GTK_SHADOW_NONE,
+                                    &rect,
+                                    parent->m_widget,
+                                    (char *)"base",
+                                    0, 0, -1, -1 );
+
+                        ++upd;
+                    }
+                }

             }
             }

-        }
-    }
-    else
-    {
-        wxWindowDC dc( (wxWindow*)this );
-        dc.SetClippingRegion( m_updateRegion );
+            break;

 
 

-        wxEraseEvent erase_event( GetId(), &dc );
-        erase_event.SetEventObject( this );
+        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 );

 
     m_clipPaintRegion = false;
 
 
     m_clipPaintRegion = false;
 


@@ -3806,10 +3732,24 @@ void wxWindowGTK::DoSetToolTip( wxToolTip *tip )
     wxWindowBase::DoSetToolTip(tip);
 
     if (m_tooltip)
     wxWindowBase::DoSetToolTip(tip);
 
     if (m_tooltip)

-        m_tooltip->Apply( (wxWindow *)this );
+    {
+        m_tooltip->GTKApply( (wxWindow *)this );
+    }
+    else
+    {
+        GtkWidget *w = GetConnectWidget();
+        wxToolTip::GTKApply(w, NULL);
+#if GTK_CHECK_VERSION(2, 12, 0)
+        // Just applying NULL doesn't work on 2.12.0, so also use
+        // gtk_widget_set_has_tooltip. It is part of the new GtkTooltip API
+        // but seems also to work with the old GtkTooltips.
+        if (gtk_check_version(2, 12, 0) == NULL)
+            gtk_widget_set_has_tooltip(w, FALSE);
+#endif
+    }

 }
 
 }
 

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

 {
     gtk_tooltips_set_tip(tips, GetConnectWidget(), tip, NULL);
 }
 {
     gtk_tooltips_set_tip(tips, GetConnectWidget(), tip, NULL);
 }


@@ -3830,8 +3770,7 @@ bool wxWindowGTK::SetBackgroundColour( const wxColour &colour )
 
     // apply style change (forceStyle=true so that new style is applied
     // even if the bg colour changed from valid to wxNullColour)
 
     // 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);
+    GTKApplyWidgetStyle(true);

 
     return true;
 }
 
     return true;
 }


@@ -3853,17 +3792,17 @@ bool wxWindowGTK::SetForegroundColour( const wxColour &colour )
 
     // apply style change (forceStyle=true so that new style is applied
     // even if the bg colour changed from valid to wxNullColour):
 
     // apply style change (forceStyle=true so that new style is applied
     // even if the bg colour changed from valid to wxNullColour):

-    ApplyWidgetStyle(true);
+    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)
+GtkRcStyle *wxWindowGTK::GTKCreateWidgetStyle(bool forceStyle)

 {
     // do we need to apply any changes at all?
     if ( !forceStyle &&
 {
     // do we need to apply any changes at all?
     if ( !forceStyle &&


@@ -3932,9 +3871,9 @@ GtkRcStyle *wxWindowGTK::CreateWidgetStyle(bool forceStyle)
     return style;
 }
 
     return style;
 }
 

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

 {
 {

-    GtkRcStyle *style = CreateWidgetStyle(forceStyle);
+    GtkRcStyle *style = GTKCreateWidgetStyle(forceStyle);

     if ( style )
     {
         DoApplyWidgetStyle(style);
     if ( style )
     {
         DoApplyWidgetStyle(style);


@@ -3947,22 +3886,42 @@ void wxWindowGTK::ApplyWidgetStyle(bool forceStyle)
 
 void wxWindowGTK::DoApplyWidgetStyle(GtkRcStyle *style)
 {
 
 void wxWindowGTK::DoApplyWidgetStyle(GtkRcStyle *style)
 {

-    if (m_wxwindow)
+    if ( m_wxwindow )
+    {
+        // block the signal temporarily to avoid sending
+        // wxSysColourChangedEvents when we change the colours ourselves
+        bool unblock = false;
+        if ( IsTopLevel() )
+        {
+            unblock = true;
+            g_signal_handlers_block_by_func(
+                m_wxwindow, (void *)gtk_window_style_set_callback, this);
+        }
+

         gtk_widget_modify_style(m_wxwindow, style);
         gtk_widget_modify_style(m_wxwindow, style);

+
+        if ( unblock )
+        {
+            g_signal_handlers_unblock_by_func(
+                m_wxwindow, (void *)gtk_window_style_set_callback, this);
+        }
+    }

     else
     else

+    {

         gtk_widget_modify_style(m_widget, style);
         gtk_widget_modify_style(m_widget, style);

+    }

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

-    if (style == wxBG_STYLE_CUSTOM)
+    if ( style == wxBG_STYLE_PAINT )

     {
         GdkWindow *window;
         if ( m_wxwindow )
         {
     {
         GdkWindow *window;
         if ( m_wxwindow )
         {

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

         }
         else
         {
         }
         else
         {


@@ -3993,11 +3952,104 @@ bool wxWindowGTK::SetBackgroundStyle(wxBackgroundStyle style)
     {
         // apply style change (forceStyle=true so that new style is applied
         // even if the bg colour changed from valid to wxNullColour):
     {
         // apply style change (forceStyle=true so that new style is applied
         // even if the bg colour changed from valid to wxNullColour):

-        ApplyWidgetStyle(true);
+        GTKApplyWidgetStyle(true);
+    }
+
+    return true;
+}
+
+// ----------------------------------------------------------------------------
+// Pop-up menu stuff
+// ----------------------------------------------------------------------------
+
+#if wxUSE_MENUS_NATIVE
+
+static void SetInvokingWindow( wxMenu *menu, wxWindow* win )
+{
+    menu->SetInvokingWindow( win );
+
+    wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
+    while (node)
+    {
+        wxMenuItem *menuitem = node->GetData();
+        if (menuitem->IsSubMenu())
+        {
+            SetInvokingWindow( menuitem->GetSubMenu(), win );
+        }
+
+        node = node->GetNext();
+    }
+}
+
+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;
+    gtk_widget_get_child_requisition(GTK_WIDGET(menu), &req);
+
+    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") );
+
+    wxCHECK_MSG( menu != NULL, false, wxT("invalid popup-menu") );
+
+    SetInvokingWindow( menu, this );
+
+    menu->UpdateUI();
+
+    wxPoint pos;
+    gpointer userdata;
+    GtkMenuPositionFunc posfunc;
+    if ( x == -1 && y == -1 )
+    {
+        // use GTK's default positioning algorithm
+        userdata = NULL;
+        posfunc = NULL;
+    }
+    else
+    {
+        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()
+                );
+
+    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 )


@@ -4006,12 +4058,12 @@ 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


@@ -4035,7 +4087,7 @@ 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() : m_widget->window;

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


@@ -4047,7 +4099,7 @@ bool wxWindowGTK::SetFont( const wxFont &font )
 
     // apply style change (forceStyle=true so that new style is applied
     // even if the font changed from valid to wxNullFont):
 
     // apply style change (forceStyle=true so that new style is applied
     // even if the font changed from valid to wxNullFont):

-    ApplyWidgetStyle(true);
+    GTKApplyWidgetStyle(true);

 
     return true;
 }
 
     return true;
 }


@@ -4056,13 +4108,13 @@ 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
         window = GetConnectWidget()->window;
 
     else
         window = GetConnectWidget()->window;
 

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

 
     const wxCursor* cursor = &m_cursor;
     if (!cursor->Ok())
 
     const wxCursor* cursor = &m_cursor;
     if (!cursor->Ok())


@@ -4074,7 +4126,7 @@ void wxWindowGTK::DoCaptureMouse()
                           GDK_BUTTON_RELEASE_MASK |
                           GDK_POINTER_MOTION_HINT_MASK |
                           GDK_POINTER_MOTION_MASK),
                           GDK_BUTTON_RELEASE_MASK |
                           GDK_POINTER_MOTION_HINT_MASK |
                           GDK_POINTER_MOTION_MASK),

-                      (GdkWindow *) NULL,
+                      NULL,

                       cursor->GetCursor(),
                       (guint32)GDK_CURRENT_TIME );
     g_captureWindow = this;
                       cursor->GetCursor(),
                       (guint32)GDK_CURRENT_TIME );
     g_captureWindow = this;


@@ -4087,11 +4139,11 @@ 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
         window = GetConnectWidget()->window;
 
     else
         window = GetConnectWidget()->window;
 


@@ -4106,7 +4158,7 @@ void wxWindowGTK::GTKReleaseMouseAndNotify()
     DoReleaseMouse();
     wxMouseCaptureLostEvent evt(GetId());
     evt.SetEventObject( this );
     DoReleaseMouse();
     wxMouseCaptureLostEvent evt(GetId());
     evt.SetEventObject( this );

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

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


@@ -4128,13 +4180,9 @@ void wxWindowGTK::SetScrollbar(int orient,
 {
     const int dir = ScrollDirFromOrient(orient);
     GtkRange* const sb = m_scrollBar[dir];
 {
     const int dir = ScrollDirFromOrient(orient);
     GtkRange* const sb = m_scrollBar[dir];

-    wxCHECK_RET( sb, _T("this window is not scrollable") );
+    wxCHECK_RET( sb, wxT("this window is not scrollable") );

 
 

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

     {
         // GtkRange requires upper > lower
         range =
     {
         // GtkRange requires upper > lower
         range =


@@ -4161,7 +4209,7 @@ void wxWindowGTK::SetScrollPos(int orient, int pos, bool WXUNUSED(refresh))
 {
     const int dir = ScrollDirFromOrient(orient);
     GtkRange * const sb = m_scrollBar[dir];
 {
     const int dir = ScrollDirFromOrient(orient);
     GtkRange * const sb = m_scrollBar[dir];

-    wxCHECK_RET( sb, _T("this window is not scrollable") );
+    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.
 
     // This check is more than an optimization. Without it, the slider
     //   will not move smoothly while tracking when using wxScrollHelper.


@@ -4181,25 +4229,25 @@ void wxWindowGTK::SetScrollPos(int orient, int pos, bool WXUNUSED(refresh))
 int wxWindowGTK::GetScrollThumb(int orient) const
 {
     GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)];
 int wxWindowGTK::GetScrollThumb(int orient) const
 {
     GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)];

-    wxCHECK_MSG( sb, 0, _T("this window is not scrollable") );
+    wxCHECK_MSG( sb, 0, wxT("this window is not scrollable") );

 
 

-    return int(sb->adjustment->page_size);
+    return wxRound(sb->adjustment->page_size);

 }
 
 int wxWindowGTK::GetScrollPos( int orient ) const
 {
     GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)];
 }
 
 int wxWindowGTK::GetScrollPos( int orient ) const
 {
     GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)];

-    wxCHECK_MSG( sb, 0, _T("this window is not scrollable") );
+    wxCHECK_MSG( sb, 0, wxT("this window is not scrollable") );

 
 

-    return int(sb->adjustment->value + 0.5);
+    return wxRound(sb->adjustment->value);

 }
 
 int wxWindowGTK::GetScrollRange( int orient ) const
 {
     GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)];
 }
 
 int wxWindowGTK::GetScrollRange( int orient ) const
 {
     GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)];

-    wxCHECK_MSG( sb, 0, _T("this window is not scrollable") );
+    wxCHECK_MSG( sb, 0, wxT("this window is not scrollable") );

 
 

-    return int(sb->adjustment->upper);
+    return wxRound(sb->adjustment->upper);

 }
 
 // Determine if increment is the same as +/-x, allowing for some small
 }
 
 // Determine if increment is the same as +/-x, allowing for some small


@@ -4211,23 +4259,21 @@ static inline bool IsScrollIncrement(double increment, double x)
     return fabs(increment - fabs(x)) < tolerance;
 }
 
     return fabs(increment - fabs(x)) < tolerance;
 }
 

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

 {
 {

-    DEBUG_MAIN_THREAD
-

     wxASSERT(range == m_scrollBar[0] || range == m_scrollBar[1]);
 
     const int barIndex = range == m_scrollBar[1];
     GtkAdjustment* adj = range->adjustment;
 
     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 int value = wxRound(adj->value);

 
     // save previous position
     const double oldPos = m_scrollPos[barIndex];
     // update current position
     m_scrollPos[barIndex] = adj->value;
     // If event should be ignored, or integral position has not changed
 
     // save previous position
     const double oldPos = m_scrollPos[barIndex];
     // update current position
     m_scrollPos[barIndex] = adj->value;
     // If event should be ignored, or integral position has not changed

-    if (!m_hasVMT || g_blockEventsOnDrag || value == int(oldPos + 0.5))
+    if (!m_hasVMT || g_blockEventsOnDrag || value == wxRound(oldPos))

     {
         return wxEVT_NULL;
     }
     {
         return wxEVT_NULL;
     }


@@ -4267,10 +4313,7 @@ void wxWindowGTK::ScrollWindow( int dx, int dy, const wxRect* WXUNUSED(rect) )
 
     m_clipPaintRegion = true;
 
 
     m_clipPaintRegion = true;
 

-    if (GetLayoutDirection() == wxLayout_RightToLeft)
-        gtk_pizza_scroll( GTK_PIZZA(m_wxwindow), dx, -dy );
-    else
-        gtk_pizza_scroll( GTK_PIZZA(m_wxwindow), -dx, -dy );
+    WX_PIZZA(m_wxwindow)->scroll(dx, dy);

 
     m_clipPaintRegion = false;
 
 
     m_clipPaintRegion = false;
 


@@ -4297,7 +4340,7 @@ void wxWindowGTK::ScrollWindow( int dx, int dy, const wxRect* WXUNUSED(rect) )
 #endif // wxUSE_CARET
 }
 
 #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


@@ -4308,7 +4351,7 @@ 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;
 #if 0
         // Now obsolete
             gtkstyle = GTK_SHADOW_IN;
 #if 0
         // Now obsolete


@@ -4368,13 +4411,101 @@ wxPoint wxGetMousePosition()
 
 }
 
 
 }
 

-// Needed for implementing e.g. combobox on wxGTK within a modal dialog.
-void wxAddGrab(wxWindow* window)
+GdkWindow* wxWindowGTK::GTKGetDrawingWindow() const
+{
+    GdkWindow* window = NULL;
+    if (m_wxwindow)
+        window = WX_PIZZA(m_wxwindow)->m_draw_window;
+    return window;
+}
+
+// ----------------------------------------------------------------------------
+// freeze/thaw
+// ----------------------------------------------------------------------------
+
+extern "C"
+{
+
+// this is called if we attempted to freeze unrealized widget when it finally
+// is realized (and so can be frozen):
+static void wx_frozen_widget_realize(GtkWidget* w, wxWindowGTK* win)
+{
+    wxASSERT( w && !GTK_WIDGET_NO_WINDOW(w) );
+    wxASSERT( GTK_WIDGET_REALIZED(w) );
+
+    g_signal_handlers_disconnect_by_func
+    (
+        w,
+        (void*)wx_frozen_widget_realize,
+        win
+    );
+
+    GdkWindow* window = win->GTKGetDrawingWindow();
+    if (window == NULL)
+        window = w->window;
+    gdk_window_freeze_updates(window);
+}
+
+} // extern "C"
+
+void wxWindowGTK::GTKFreezeWidget(GtkWidget *w)
+{
+    if ( !w || GTK_WIDGET_NO_WINDOW(w) )
+        return; // window-less widget, cannot be frozen
+
+    if ( !GTK_WIDGET_REALIZED(w) )
+    {
+        // we can't thaw unrealized widgets because they don't have GdkWindow,
+        // so set it up to be done immediately after realization:
+        g_signal_connect_after
+        (
+            w,
+            "realize",
+            G_CALLBACK(wx_frozen_widget_realize),
+            this
+        );
+        return;
+    }
+
+    GdkWindow* window = GTKGetDrawingWindow();
+    if (window == NULL)
+        window = w->window;
+    gdk_window_freeze_updates(window);
+}
+
+void wxWindowGTK::GTKThawWidget(GtkWidget *w)
+{
+    if ( !w || GTK_WIDGET_NO_WINDOW(w) )
+        return; // window-less widget, cannot be frozen
+
+    if ( !GTK_WIDGET_REALIZED(w) )
+    {
+        // the widget wasn't realized yet, no need to thaw
+        g_signal_handlers_disconnect_by_func
+        (
+            w,
+            (void*)wx_frozen_widget_realize,
+            this
+        );
+        return;
+    }
+
+    GdkWindow* window = GTKGetDrawingWindow();
+    if (window == NULL)
+        window = w->window;
+    gdk_window_thaw_updates(window);
+}
+
+void wxWindowGTK::DoFreeze()

 {
 {

-    gtk_grab_add( (GtkWidget*) window->GetHandle() );
+    GTKFreezeWidget(m_widget);
+    if ( m_wxwindow && m_widget != m_wxwindow )
+        GTKFreezeWidget(m_wxwindow);

 }
 
 }
 

-void wxRemoveGrab(wxWindow* window)
+void wxWindowGTK::DoThaw()

 {
 {

-    gtk_grab_remove( (GtkWidget*) window->GetHandle() );
+    GTKThawWidget(m_widget);
+    if ( m_wxwindow && m_widget != m_wxwindow )
+        GTKThawWidget(m_wxwindow);

 }
 }