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[wxWidgets.git] / src / gtk / window.cpp
index dc244f803ac6e912935fc9696c18d6ba5295104a..35aa3f62426d9ac0da5298d00912439fb458f774 100644 (file)
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////
-// Name:        gtk/window.cpp
+// Name:        src/gtk/window.cpp
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
 #endif
 
 #include "wx/window.h"
 #endif
 
 #include "wx/window.h"
-#include "wx/dcclient.h"
-#include "wx/frame.h"
-#include "wx/app.h"
-#include "wx/layout.h"
-#include "wx/utils.h"
-#include "wx/dialog.h"
-#include "wx/msgdlg.h"
-#include "wx/module.h"
-#include "wx/combobox.h"
 
 
-#if wxUSE_DRAG_AND_DROP
-    #include "wx/dnd.h"
-#endif
-
-#if wxUSE_TOOLTIPS
-    #include "wx/tooltip.h"
-#endif
-
-#if wxUSE_CARET
-    #include "wx/caret.h"
-#endif // wxUSE_CARET
-
-#if wxUSE_TEXTCTRL
+#ifndef WX_PRECOMP
+    #include "wx/log.h"
+    #include "wx/app.h"
+    #include "wx/frame.h"
+    #include "wx/dcclient.h"
+    #include "wx/menu.h"
+    #include "wx/settings.h"
+    #include "wx/msgdlg.h"
     #include "wx/textctrl.h"
     #include "wx/textctrl.h"
+    #include "wx/radiobut.h"
+    #include "wx/toolbar.h"
+    #include "wx/combobox.h"
+    #include "wx/layout.h"
+    #include "wx/math.h"
 #endif
 
 #endif
 
-#include "wx/menu.h"
-#include "wx/statusbr.h"
-#include "wx/intl.h"
-#include "wx/settings.h"
-#include "wx/log.h"
+#include "wx/dnd.h"
+#include "wx/tooltip.h"
+#include "wx/caret.h"
 #include "wx/fontutil.h"
 
 #ifdef __WXDEBUG__
     #include "wx/thread.h"
 #endif
 
 #include "wx/fontutil.h"
 
 #ifdef __WXDEBUG__
     #include "wx/thread.h"
 #endif
 
-#include "wx/math.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 <gdk/gdkprivate.h>
+#include "wx/gtk/win_gtk.h"
 #include <gdk/gdkkeysyms.h>
 #include <gdk/gdkx.h>
 
 #include <gdk/gdkkeysyms.h>
 #include <gdk/gdkx.h>
 
-#include <gtk/gtk.h>
-#include <gtk/gtkprivate.h>
-
-#include "wx/gtk/win_gtk.h"
-
-#include <pango/pangox.h>
-
-#ifdef HAVE_XIM
-    #undef HAVE_XIM
-#endif
-
-extern GtkContainerClass *pizza_parent_class;
-
 //-----------------------------------------------------------------------------
 // documentation on internals
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 // documentation on internals
 //-----------------------------------------------------------------------------
@@ -114,7 +97,7 @@ extern GtkContainerClass *pizza_parent_class;
    6) Display a border (sunken, raised, simple or none).
 
    Normally one might expect, that one wxWidgets window would always correspond
    6) Display a border (sunken, raised, simple or none).
 
    Normally one might expect, that one wxWidgets window would always correspond
-   to one GTK widget. Under GTK, there is no such allround widget that has all
+   to one GTK widget. Under GTK, there is no such all-round widget that has all
    the functionality. Moreover, the GTK defines a client area as a different
    widget from the actual widget you are handling. Last but not least some
    special classes (e.g. wxFrame) handle different categories of widgets and
    the functionality. Moreover, the GTK defines a client area as a different
    widget from the actual widget you are handling. Last but not least some
    special classes (e.g. wxFrame) handle different categories of widgets and
@@ -159,14 +142,14 @@ extern GtkContainerClass *pizza_parent_class;
    clicking on a scrollbar belonging to scrolled window will inevitably move
    the window. In wxWidgets, the scrollbar will only emit an event, send this
    to (normally) a wxScrolledWindow and that class will call ScrollWindow()
    clicking on a scrollbar belonging to scrolled window will inevitably move
    the window. In wxWidgets, the scrollbar will only emit an event, send this
    to (normally) a wxScrolledWindow and that class will call ScrollWindow()
-   which actually moves the window and its subchildren. Note that GtkPizza
+   which actually moves the window and its sub-windows. Note that GtkPizza
    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.
 
    III)
 
    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.
 
    III)
 
-   Singularily the most broken code in GTK is the code that is supposed to
+   Singularly the most broken code in GTK is the code that is supposed to
    inform subwindows (child windows) about new positions. Very often, duplicate
    events are sent without changes in size or position, equally often no
    events are sent at all (All this is due to a bug in the GtkContainer code
    inform subwindows (child windows) about new positions. Very often, duplicate
    events are sent without changes in size or position, equally often no
    events are sent at all (All this is due to a bug in the GtkContainer code
@@ -207,13 +190,10 @@ extern GtkContainerClass *pizza_parent_class;
 // data
 //-----------------------------------------------------------------------------
 
 // data
 //-----------------------------------------------------------------------------
 
-extern wxList     wxPendingDelete;
 extern bool       g_blockEventsOnDrag;
 extern bool       g_blockEventsOnScroll;
 extern wxCursor   g_globalCursor;
 
 extern bool       g_blockEventsOnDrag;
 extern bool       g_blockEventsOnScroll;
 extern wxCursor   g_globalCursor;
 
-static GdkGC *g_eraseGC = NULL;
-
 // mouse capture state: the window which has it and if the mouse is currently
 // inside it
 static wxWindowGTK  *g_captureWindow = (wxWindowGTK*) NULL;
 // mouse capture state: the window which has it and if the mouse is currently
 // inside it
 static wxWindowGTK  *g_captureWindow = (wxWindowGTK*) NULL;
@@ -230,6 +210,11 @@ wxWindowGTK *g_focusWindowLast = (wxWindowGTK*) NULL;
 // yet, defer setting the focus to idle time.
 wxWindowGTK *g_delayedFocus = (wxWindowGTK*) NULL;
 
 // yet, defer setting the focus to idle time.
 wxWindowGTK *g_delayedFocus = (wxWindowGTK*) NULL;
 
+// global variables because GTK+ DnD want to have the
+// mouse event that caused it
+GdkEvent    *g_lastMouseEvent = (GdkEvent*) NULL;
+int          g_lastButtonNumber = 0;
+
 extern bool g_mainThreadLocked;
 
 //-----------------------------------------------------------------------------
 extern bool g_mainThreadLocked;
 
 //-----------------------------------------------------------------------------
@@ -260,7 +245,7 @@ gdk_window_warp_pointer (GdkWindow      *window,
                          gint            y)
 {
   if (!window)
                          gint            y)
 {
   if (!window)
-    window = GDK_ROOT_PARENT();
+    window = gdk_get_default_root_window();
 
   if (!GDK_WINDOW_DESTROYED(window))
   {
 
   if (!GDK_WINDOW_DESTROYED(window))
   {
@@ -272,13 +257,6 @@ gdk_window_warp_pointer (GdkWindow      *window,
   }
 }
 
   }
 }
 
-//-----------------------------------------------------------------------------
-// idle system
-//-----------------------------------------------------------------------------
-
-extern void wxapp_install_idle_handler();
-extern bool g_isIdle;
-
 //-----------------------------------------------------------------------------
 // local code (see below)
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 // local code (see below)
 //-----------------------------------------------------------------------------
@@ -307,6 +285,35 @@ wxWindow *wxFindFocusedChild(wxWindowGTK *win)
     return (wxWindow *)NULL;
 }
 
     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
 static void draw_frame( GtkWidget *widget, wxWindowGTK *win )
 {
     // wxUniversal widgets draw the borders and scrollbars themselves
@@ -314,47 +321,34 @@ static void draw_frame( GtkWidget *widget, wxWindowGTK *win )
     if (!win->m_hasVMT)
         return;
 
     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;
     int dw = 0;
     int dh = 0;
-
     if (win->m_hasScrolling)
     {
     if (win->m_hasScrolling)
     {
-        GtkScrolledWindow *scroll_window = GTK_SCROLLED_WINDOW(widget);
-
-        GtkRequisition vscroll_req;
-        vscroll_req.width = 2;
-        vscroll_req.height = 2;
-        (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(scroll_window->vscrollbar) )->size_request )
-            (scroll_window->vscrollbar, &vscroll_req );
-
-        GtkRequisition hscroll_req;
-        hscroll_req.width = 2;
-        hscroll_req.height = 2;
-        (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(scroll_window->hscrollbar) )->size_request )
-            (scroll_window->hscrollbar, &hscroll_req );
-
-        GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT_GET_CLASS(widget) );
+        GetScrollbarWidth(widget, dw, dh);
 
 
-        if (scroll_window->vscrollbar_visible)
+        if (win->GetLayoutDirection() == wxLayout_RightToLeft)
         {
         {
-            dw += vscroll_req.width;
-            dw += scroll_class->scrollbar_spacing;
-        }
-
-        if (scroll_window->hscrollbar_visible)
-        {
-            dh += hscroll_req.height;
-            dh += scroll_class->scrollbar_spacing;
+            // This is actually wrong for old GTK+ version
+            // which do not display the scrollbar on the
+            // left side in RTL
+            x += dw;
         }
     }
 
         }
     }
 
-    int dx = 0;
-    int dy = 0;
-    if (GTK_WIDGET_NO_WINDOW (widget))
-    {
-        dx += widget->allocation.x;
-        dy += widget->allocation.y;
-    }
+    int w = widget->allocation.width-dw;
+    int h = widget->allocation.height-dh;
 
     if (win->HasFlag(wxRAISED_BORDER))
     {
 
     if (win->HasFlag(wxRAISED_BORDER))
     {
@@ -363,8 +357,7 @@ static void draw_frame( GtkWidget *widget, wxWindowGTK *win )
                           GTK_STATE_NORMAL,
                           GTK_SHADOW_OUT,
                           NULL, NULL, NULL, // FIXME: No clipping?
                           GTK_STATE_NORMAL,
                           GTK_SHADOW_OUT,
                           NULL, NULL, NULL, // FIXME: No clipping?
-                          dx, dy,
-                          widget->allocation.width-dw, widget->allocation.height-dh );
+                          x, y, w, h );
         return;
     }
 
         return;
     }
 
@@ -375,8 +368,7 @@ static void draw_frame( GtkWidget *widget, wxWindowGTK *win )
                           GTK_STATE_NORMAL,
                           GTK_SHADOW_IN,
                           NULL, NULL, NULL, // FIXME: No clipping?
                           GTK_STATE_NORMAL,
                           GTK_SHADOW_IN,
                           NULL, NULL, NULL, // FIXME: No clipping?
-                          dx, dy,
-                          widget->allocation.width-dw, widget->allocation.height-dh );
+                          x, y, w, h );
         return;
     }
 
         return;
     }
 
@@ -385,10 +377,8 @@ static void draw_frame( GtkWidget *widget, wxWindowGTK *win )
         GdkGC *gc;
         gc = gdk_gc_new( widget->window );
         gdk_gc_set_foreground( gc, &widget->style->black );
         GdkGC *gc;
         gc = gdk_gc_new( widget->window );
         gdk_gc_set_foreground( gc, &widget->style->black );
-        gdk_draw_rectangle( widget->window, gc, FALSE,
-                         dx, dy,
-                         widget->allocation.width-dw-1, widget->allocation.height-dh-1 );
-        gdk_gc_unref( gc );
+        gdk_draw_rectangle( widget->window, gc, FALSE, x, y, w-1, h-1 );
+        g_object_unref (gc);
         return;
     }
 #endif // __WXUNIVERSAL__
         return;
     }
 #endif // __WXUNIVERSAL__
@@ -399,15 +389,14 @@ static void draw_frame( GtkWidget *widget, wxWindowGTK *win )
 //-----------------------------------------------------------------------------
 
 extern "C" {
 //-----------------------------------------------------------------------------
 
 extern "C" {
-static gint gtk_window_own_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_event, wxWindowGTK *win )
+static gboolean
+gtk_window_own_expose_callback( GtkWidget *widget,
+                                GdkEventExpose *gdk_event,
+                                wxWindowGTK *win )
 {
 {
-    if (gdk_event->count > 0) return FALSE;
-
-    draw_frame( widget, win );
-
-    (* GTK_WIDGET_CLASS (pizza_parent_class)->expose_event) (widget, gdk_event);
-
-    return TRUE;
+    if (gdk_event->count == 0)
+        draw_frame(widget, win);
+    return false;
 }
 }
 
 }
 }
 
@@ -454,10 +443,16 @@ void wxgtk_combo_size_request_callback(GtkWidget *widget,
     GtkRequisition entry_req;
     entry_req.width = 2;
     entry_req.height = 2;
     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 )
     (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(gcombo->button) )->size_request )
-        (gcombo->button, &entry_req );
+        (gcombo->button, &button_req );
 
 
-    requisition->width = w - entry_req.width;
+    requisition->width = w - button_req.width;
     requisition->height = entry_req.height;
 }
 }
     requisition->height = entry_req.height;
 }
 }
@@ -467,21 +462,27 @@ void wxgtk_combo_size_request_callback(GtkWidget *widget,
 //-----------------------------------------------------------------------------
 
 extern "C" {
 //-----------------------------------------------------------------------------
 
 extern "C" {
-static int gtk_window_expose_callback( GtkWidget *widget,
-                                       GdkEventExpose *gdk_event,
-                                       wxWindow *win )
+static gboolean
+gtk_window_expose_callback( GtkWidget *widget,
+                            GdkEventExpose *gdk_event,
+                            wxWindow *win )
 {
     DEBUG_MAIN_THREAD
 
 {
     DEBUG_MAIN_THREAD
 
-    if (g_isIdle)
-        wxapp_install_idle_handler();
+    // don't need to install idle handler, its done from "event" signal
 
     // This callback gets called in drawing-idle time under
     // GTK 2.0, so we don't need to defer anything to idle
     // time anymore.
 
     GtkPizza *pizza = GTK_PIZZA( widget );
 
     // This callback gets called in drawing-idle time under
     // GTK 2.0, so we don't need to defer anything to idle
     // time anymore.
 
     GtkPizza *pizza = GTK_PIZZA( widget );
-    if (gdk_event->window != pizza->bin_window) return FALSE;
+    if (gdk_event->window != pizza->bin_window)
+    {
+        // block expose events on GTK_WIDGET(pizza)->window,
+        //   all drawing is done on pizza->bin_window
+        return true;
+    }
+
 
 #if 0
     if (win->GetName())
 
 #if 0
     if (win->GetName())
@@ -512,10 +513,7 @@ static int gtk_window_expose_callback( GtkWidget *widget,
 
     win->GtkSendPaintEvents();
 
 
     win->GtkSendPaintEvents();
 
-
     // Let parent window draw window-less widgets
     // Let parent window draw window-less widgets
-    (* GTK_WIDGET_CLASS (pizza_parent_class)->expose_event) (widget, gdk_event);
-
     return FALSE;
 }
 }
     return FALSE;
 }
 }
@@ -524,6 +522,18 @@ static int gtk_window_expose_callback( GtkWidget *widget,
 // "key_press_event" from any window
 //-----------------------------------------------------------------------------
 
 // "key_press_event" from any window
 //-----------------------------------------------------------------------------
 
+// These are used when transforming Ctrl-alpha to ascii values 1-26
+inline bool wxIsLowerChar(int code)
+{
+    return (code >= 'a' && code <= 'z' );
+}
+
+inline bool wxIsUpperChar(int code)
+{
+    return (code >= 'A' && code <= 'Z' );
+}
+
+
 // set WXTRACE to this to see the key event codes on the console
 #define TRACE_KEYS  _T("keyevent")
 
 // set WXTRACE to this to see the key event codes on the console
 #define TRACE_KEYS  _T("keyevent")
 
@@ -645,11 +655,11 @@ static long wxTranslateKeySymToWXKey(KeySym keysym, bool isChar)
             break;
 
         case GDK_Prior:     // == GDK_Page_Up
             break;
 
         case GDK_Prior:     // == GDK_Page_Up
-            key_code = WXK_PRIOR;
+            key_code = WXK_PAGEUP;
             break;
 
         case GDK_Next:      // == GDK_Page_Down
             break;
 
         case GDK_Next:      // == GDK_Page_Down
-            key_code = WXK_NEXT;
+            key_code = WXK_PAGEDOWN;
             break;
 
         case GDK_End:
             break;
 
         case GDK_End:
@@ -728,11 +738,11 @@ static long wxTranslateKeySymToWXKey(KeySym keysym, bool isChar)
             break;
 
         case GDK_KP_Prior: // == GDK_KP_Page_Up
             break;
 
         case GDK_KP_Prior: // == GDK_KP_Page_Up
-            key_code = isChar ? WXK_PRIOR : WXK_NUMPAD_PRIOR;
+            key_code = isChar ? WXK_PAGEUP : WXK_NUMPAD_PAGEUP;
             break;
 
         case GDK_KP_Next: // == GDK_KP_Page_Down
             break;
 
         case GDK_KP_Next: // == GDK_KP_Page_Down
-            key_code = isChar ? WXK_NEXT : WXK_NUMPAD_NEXT;
+            key_code = isChar ? WXK_PAGEDOWN : WXK_NUMPAD_PAGEDOWN;
             break;
 
         case GDK_KP_End:
             break;
 
         case GDK_KP_End:
@@ -830,10 +840,6 @@ static void wxFillOtherKeyEventFields(wxKeyEvent& event,
     event.m_rawFlags = 0;
 #if wxUSE_UNICODE
     event.m_uniChar = gdk_keyval_to_unicode(gdk_event->keyval);
     event.m_rawFlags = 0;
 #if wxUSE_UNICODE
     event.m_uniChar = gdk_keyval_to_unicode(gdk_event->keyval);
-    if ( gdk_event->type == GDK_KEY_PRESS ||  gdk_event->type == GDK_KEY_RELEASE )
-    {
-        event.m_uniChar = toupper(event.m_uniChar);
-    }
 #endif
     wxGetMousePosition( &x, &y );
     win->ScreenToClient( &x, &y );
 #endif
     wxGetMousePosition( &x, &y );
     win->ScreenToClient( &x, &y );
@@ -941,6 +947,12 @@ wxTranslateGTKKeyEventToWx(wxKeyEvent& event,
     wxFillOtherKeyEventFields(event, win, gdk_event);
 
     event.m_keyCode = key_code;
     wxFillOtherKeyEventFields(event, win, gdk_event);
 
     event.m_keyCode = key_code;
+#if wxUSE_UNICODE
+    if ( gdk_event->type == GDK_KEY_PRESS ||  gdk_event->type == GDK_KEY_RELEASE )
+    {
+        event.m_uniChar = key_code;
+    }
+#endif
 
     return true;
 }
 
     return true;
 }
@@ -958,19 +970,19 @@ struct wxGtkIMData
     }
     ~wxGtkIMData()
     {
     }
     ~wxGtkIMData()
     {
-        g_object_unref(context);
+        g_object_unref (context);
     }
 };
 
 extern "C" {
     }
 };
 
 extern "C" {
-static gint gtk_window_key_press_callback( GtkWidget *widget,
-                                           GdkEventKey *gdk_event,
-                                           wxWindow *win )
+static gboolean
+gtk_window_key_press_callback( GtkWidget *widget,
+                               GdkEventKey *gdk_event,
+                               wxWindow *win )
 {
     DEBUG_MAIN_THREAD
 
 {
     DEBUG_MAIN_THREAD
 
-    if (g_isIdle)
-        wxapp_install_idle_handler();
+    // don't need to install idle handler, its done from "event" signal
 
     if (!win->m_hasVMT)
         return FALSE;
 
     if (!win->m_hasVMT)
         return FALSE;
@@ -1015,12 +1027,12 @@ static gint gtk_window_key_press_callback( GtkWidget *widget,
         if (intercepted_by_IM)
         {
             wxLogTrace(TRACE_KEYS, _T("Key event intercepted by IM"));
         if (intercepted_by_IM)
         {
             wxLogTrace(TRACE_KEYS, _T("Key event intercepted by IM"));
-            return true;
+            return TRUE;
         }
     }
 
     if (return_after_IM)
         }
     }
 
     if (return_after_IM)
-        return false;
+        return FALSE;
 
 #if wxUSE_ACCEL
     if (!ret)
 
 #if wxUSE_ACCEL
     if (!ret)
@@ -1072,13 +1084,17 @@ static gint gtk_window_key_press_callback( GtkWidget *widget,
 
             // To conform to the docs we need to translate Ctrl-alpha
             // characters to values in the range 1-26.
 
             // To conform to the docs we need to translate Ctrl-alpha
             // characters to values in the range 1-26.
-            if (event.ControlDown() && key_code >= 'a' && key_code <= 'z' )
+            if ( event.ControlDown() &&
+                 ( wxIsLowerChar(key_code) || wxIsUpperChar(key_code) ))
             {
             {
-                event.m_keyCode = key_code - 'a' + 1;
+                if ( wxIsLowerChar(key_code) )
+                    event.m_keyCode = key_code - 'a' + 1;
+                if ( wxIsUpperChar(key_code) )
+                    event.m_keyCode = key_code - 'A' + 1;
 #if wxUSE_UNICODE
                 event.m_uniChar = event.m_keyCode;
 #endif
 #if wxUSE_UNICODE
                 event.m_uniChar = event.m_keyCode;
 #endif
-            }               
+            }
 
             // Implement OnCharHook by checking ancestor top level windows
             wxWindow *parent = win;
 
             // Implement OnCharHook by checking ancestor top level windows
             wxWindow *parent = win;
@@ -1098,10 +1114,6 @@ static gint gtk_window_key_press_callback( GtkWidget *widget,
         }
     }
 
         }
     }
 
-
-
-
-
     // win is a control: tab can be propagated up
     if ( !ret &&
          ((gdk_event->keyval == GDK_Tab) || (gdk_event->keyval == GDK_ISO_Left_Tab)) &&
     // win is a control: tab can be propagated up
     if ( !ret &&
          ((gdk_event->keyval == GDK_Tab) || (gdk_event->keyval == GDK_ISO_Left_Tab)) &&
@@ -1126,57 +1138,15 @@ static gint gtk_window_key_press_callback( GtkWidget *widget,
         ret = win->GetParent()->GetEventHandler()->ProcessEvent( new_event );
     }
 
         ret = win->GetParent()->GetEventHandler()->ProcessEvent( new_event );
     }
 
-    // generate wxID_CANCEL if <esc> has been pressed (typically in dialogs)
-    if ( !ret &&
-         (gdk_event->keyval == GDK_Escape) )
-    {
-        // however only do it if we have a Cancel button in the dialog,
-        // otherwise the user code may get confused by the events from a
-        // non-existing button and, worse, a wxButton might get button event
-        // from another button which is not really expected
-        wxWindow *winForCancel = win,
-                 *btnCancel = NULL;
-        while ( winForCancel )
-        {
-            btnCancel = winForCancel->FindWindow(wxID_CANCEL);
-            if ( btnCancel )
-            {
-                // found a cancel button
-                break;
-            }
-
-            if ( winForCancel->IsTopLevel() )
-            {
-                // no need to look further
-                break;
-            }
-
-            // maybe our parent has a cancel button?
-            winForCancel = winForCancel->GetParent();
-        }
-
-        if ( btnCancel )
-        {
-            wxCommandEvent eventClick(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
-            eventClick.SetEventObject(btnCancel);
-            ret = btnCancel->GetEventHandler()->ProcessEvent(eventClick);
-        }
-    }
-
-    if (ret)
-    {
-        g_signal_stop_emission_by_name (widget, "key_press_event");
-        return TRUE;
-    }
-
-    return FALSE;
+    return ret;
 }
 }
 
 extern "C" {
 }
 }
 
 extern "C" {
-static void gtk_wxwindow_commit_cb (GtkIMContext *context,
-                           const gchar  *str,
-                           wxWindow     *window)
+static void
+gtk_wxwindow_commit_cb (GtkIMContext *context,
+                        const gchar  *str,
+                        wxWindow     *window)
 {
     wxKeyEvent event( wxEVT_KEY_DOWN );
 
 {
     wxKeyEvent event( wxEVT_KEY_DOWN );
 
@@ -1188,13 +1158,8 @@ static void gtk_wxwindow_commit_cb (GtkIMContext *context,
                                   window, window->m_imData->lastKeyEvent);
     }
 
                                   window, window->m_imData->lastKeyEvent);
     }
 
-#if wxUSE_UNICODE
-    const wxWCharBuffer data = wxConvUTF8.cMB2WC( (char*)str );
-#else
-    const wxWCharBuffer wdata = wxConvUTF8.cMB2WC( (char*)str );
-    const wxCharBuffer data = wxConvLocal.cWC2MB( wdata );
-#endif // wxUSE_UNICODE
-    if( !(const wxChar*)data )
+    const wxWxCharBuffer data(wxGTK_CONV_BACK(str));
+    if( !data )
         return;
 
     bool ret = false;
         return;
 
     bool ret = false;
@@ -1217,13 +1182,19 @@ static void gtk_wxwindow_commit_cb (GtkIMContext *context,
 
         // To conform to the docs we need to translate Ctrl-alpha
         // characters to values in the range 1-26.
 
         // To conform to the docs we need to translate Ctrl-alpha
         // characters to values in the range 1-26.
-        if (event.ControlDown() && *pstr >= 'a' && *pstr <= 'z' )
+        if ( event.ControlDown() &&
+             ( wxIsLowerChar(*pstr) || wxIsUpperChar(*pstr) ))
         {
         {
+            if ( wxIsLowerChar(*pstr) )
+                event.m_keyCode = *pstr - 'a' + 1;
+            if ( wxIsUpperChar(*pstr) )
+                event.m_keyCode = *pstr - 'A' + 1;
+
             event.m_keyCode = *pstr - 'a' + 1;
 #if wxUSE_UNICODE
             event.m_uniChar = event.m_keyCode;
             event.m_keyCode = *pstr - 'a' + 1;
 #if wxUSE_UNICODE
             event.m_uniChar = event.m_keyCode;
-#endif  
-        }               
+#endif
+        }
 
         if (parent)
         {
 
         if (parent)
         {
@@ -1246,14 +1217,14 @@ static void gtk_wxwindow_commit_cb (GtkIMContext *context,
 //-----------------------------------------------------------------------------
 
 extern "C" {
 //-----------------------------------------------------------------------------
 
 extern "C" {
-static gint gtk_window_key_release_callback( GtkWidget *widget,
-                                             GdkEventKey *gdk_event,
-                                             wxWindowGTK *win )
+static gboolean
+gtk_window_key_release_callback( GtkWidget *widget,
+                                 GdkEventKey *gdk_event,
+                                 wxWindowGTK *win )
 {
     DEBUG_MAIN_THREAD
 
 {
     DEBUG_MAIN_THREAD
 
-    if (g_isIdle)
-        wxapp_install_idle_handler();
+    // don't need to install idle handler, its done from "event" signal
 
     if (!win->m_hasVMT)
         return FALSE;
 
     if (!win->m_hasVMT)
         return FALSE;
@@ -1268,11 +1239,7 @@ static gint gtk_window_key_release_callback( GtkWidget *widget,
         return FALSE;
     }
 
         return FALSE;
     }
 
-    if ( !win->GetEventHandler()->ProcessEvent( event ) )
-        return FALSE;
-
-    g_signal_stop_emission_by_name (widget, "key_release_event");
-    return TRUE;
+    return win->GTKProcessEvent(event);
 }
 }
 
 }
 }
 
@@ -1311,6 +1278,13 @@ template<typename T> void InitMouseEvent(wxWindowGTK *win,
     event.m_x = (wxCoord)gdk_event->x - pt.x;
     event.m_y = (wxCoord)gdk_event->y - pt.y;
 
     event.m_x = (wxCoord)gdk_event->x - pt.x;
     event.m_y = (wxCoord)gdk_event->y - pt.y;
 
+    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) );
+        event.m_x = window_width - event.m_x;
+    }
+
     event.SetEventObject( win );
     event.SetId( win->GetId() );
     event.SetTimestamp( gdk_event->time );
     event.SetEventObject( win );
     event.SetId( win->GetId() );
     event.SetTimestamp( gdk_event->time );
@@ -1358,8 +1332,8 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y)
     if (win->m_wxwindow)
     {
         GtkPizza *pizza = GTK_PIZZA(win->m_wxwindow);
     if (win->m_wxwindow)
     {
         GtkPizza *pizza = GTK_PIZZA(win->m_wxwindow);
-        xx += pizza->xoffset;
-        yy += pizza->yoffset;
+        xx += gtk_pizza_get_xoffset( pizza );
+        yy += gtk_pizza_get_yoffset( pizza );
     }
 
     wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
     }
 
     wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
@@ -1414,47 +1388,96 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y)
     return win;
 }
 
     return win;
 }
 
-//-----------------------------------------------------------------------------
-// "button_press_event"
-//-----------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
+// common event handlers helpers
+// ----------------------------------------------------------------------------
 
 
-extern "C" {
-static gint gtk_window_button_press_callback( GtkWidget *widget,
-                                              GdkEventButton *gdk_event,
-                                              wxWindowGTK *win )
+bool wxWindowGTK::GTKProcessEvent(wxEvent& event) const
+{
+    // nothing special at this level
+    return GetEventHandler()->ProcessEvent(event);
+}
+
+int wxWindowGTK::GTKCallbackCommonPrologue(GdkEventAny *event) const
 {
     DEBUG_MAIN_THREAD
 
 {
     DEBUG_MAIN_THREAD
 
-    if (g_isIdle)
-        wxapp_install_idle_handler();
+    // don't need to install idle handler, its done from "event" signal
 
 
-/*
-    wxPrintf( wxT("1) OnButtonPress from ") );
-    if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
-        wxPrintf( win->GetClassInfo()->GetClassName() );
-    wxPrintf( wxT(".\n") );
-*/
-    if (!win->m_hasVMT) return FALSE;
-    if (g_blockEventsOnDrag) return TRUE;
-    if (g_blockEventsOnScroll) return TRUE;
+    if (!m_hasVMT)
+        return FALSE;
+    if (g_blockEventsOnDrag)
+        return TRUE;
+    if (g_blockEventsOnScroll)
+        return TRUE;
+
+    if (!GTKIsOwnWindow(event->window))
+        return FALSE;
+
+    return -1;
+}
+
+// overloads for all GDK event types we use here: we need to have this as
+// GdkEventXXX can't be implicitly cast to GdkEventAny even if it, in fact,
+// derives from it in the sense that the structs have the same layout
+#define wxDEFINE_COMMON_PROLOGUE_OVERLOAD(T)                                  \
+    static int wxGtkCallbackCommonPrologue(T *event, wxWindowGTK *win)        \
+    {                                                                         \
+        return win->GTKCallbackCommonPrologue((GdkEventAny *)event);          \
+    }
+
+wxDEFINE_COMMON_PROLOGUE_OVERLOAD(GdkEventButton)
+wxDEFINE_COMMON_PROLOGUE_OVERLOAD(GdkEventMotion)
+wxDEFINE_COMMON_PROLOGUE_OVERLOAD(GdkEventCrossing)
+
+#undef wxDEFINE_COMMON_PROLOGUE_OVERLOAD
+
+#define wxCOMMON_CALLBACK_PROLOGUE(event, win)                                \
+    const int rc = wxGtkCallbackCommonPrologue(event, win);                   \
+    if ( rc != -1 )                                                           \
+        return rc
 
 
-    if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE;
+// 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"
+{
+
+//-----------------------------------------------------------------------------
+// "button_press_event"
+//-----------------------------------------------------------------------------
+
+static gboolean
+gtk_window_button_press_callback( GtkWidget *widget,
+                                  GdkEventButton *gdk_event,
+                                  wxWindowGTK *win )
+{
+    wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win);
+
+    g_lastButtonNumber = gdk_event->button;
 
     if (win->m_wxwindow && (g_focusWindow != win) && win->AcceptsFocus())
     {
         gtk_widget_grab_focus( win->m_wxwindow );
 
     if (win->m_wxwindow && (g_focusWindow != win) && win->AcceptsFocus())
     {
         gtk_widget_grab_focus( win->m_wxwindow );
-/*
-        wxPrintf( wxT("GrabFocus from ") );
-        if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
-            wxPrintf( win->GetClassInfo()->GetClassName() );
-        wxPrintf( wxT(".\n") );
-*/
     }
 
     // GDK sends surplus button down events
     // before a double click event. We
     // need to filter these out.
     }
 
     // GDK sends surplus button down events
     // before a double click event. We
     // need to filter these out.
-    if (gdk_event->type == GDK_BUTTON_PRESS)
+    if ((gdk_event->type == GDK_BUTTON_PRESS) && (win->m_wxwindow))
     {
         GdkEvent *peek_event = gdk_event_peek();
         if (peek_event)
     {
         GdkEvent *peek_event = gdk_event_peek();
         if (peek_event)
@@ -1562,6 +1585,8 @@ static gint gtk_window_button_press_callback( GtkWidget *widget,
         return FALSE;
     }
 
         return FALSE;
     }
 
+    g_lastMouseEvent = (GdkEvent*) gdk_event;
+
     wxMouseEvent event( event_type );
     InitMouseEvent( win, event, gdk_event );
 
     wxMouseEvent event( event_type );
     InitMouseEvent( win, event, gdk_event );
 
@@ -1577,11 +1602,14 @@ static gint gtk_window_button_press_callback( GtkWidget *widget,
     if ( !g_captureWindow )
         win = FindWindowForMouseEvent(win, event.m_x, event.m_y);
 
     if ( !g_captureWindow )
         win = FindWindowForMouseEvent(win, event.m_x, event.m_y);
 
-    if (win->GetEventHandler()->ProcessEvent( event ))
-    {
-        g_signal_stop_emission_by_name (widget, "button_press_event");
+    // reset the event object and id in case win changed.
+    event.SetEventObject( win );
+    event.SetId( win->GetId() );
+
+    bool ret = win->GTKProcessEvent( event );
+    g_lastMouseEvent = NULL;
+    if ( ret )
         return TRUE;
         return TRUE;
-    }
 
     if (event_type == wxEVT_RIGHT_DOWN)
     {
 
     if (event_type == wxEVT_RIGHT_DOWN)
     {
@@ -1597,32 +1625,24 @@ static gint gtk_window_button_press_callback( GtkWidget *widget,
             win->GetId(),
             win->ClientToScreen(event.GetPosition()));
         evtCtx.SetEventObject(win);
             win->GetId(),
             win->ClientToScreen(event.GetPosition()));
         evtCtx.SetEventObject(win);
-        return win->GetEventHandler()->ProcessEvent(evtCtx);
+        return win->GTKProcessEvent(evtCtx);
     }
 
     return FALSE;
 }
     }
 
     return FALSE;
 }
-}
 
 //-----------------------------------------------------------------------------
 // "button_release_event"
 //-----------------------------------------------------------------------------
 
 
 //-----------------------------------------------------------------------------
 // "button_release_event"
 //-----------------------------------------------------------------------------
 
-extern "C" {
-static gint gtk_window_button_release_callback( GtkWidget *widget,
-                                                GdkEventButton *gdk_event,
-                                                wxWindowGTK *win )
+static gboolean
+gtk_window_button_release_callback( GtkWidget *widget,
+                                    GdkEventButton *gdk_event,
+                                    wxWindowGTK *win )
 {
 {
-    DEBUG_MAIN_THREAD
-
-    if (g_isIdle)
-        wxapp_install_idle_handler();
-
-    if (!win->m_hasVMT) return FALSE;
-    if (g_blockEventsOnDrag) return FALSE;
-    if (g_blockEventsOnScroll) return FALSE;
+    wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win);
 
 
-    if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE;
+    g_lastButtonNumber = 0;
 
     wxEventType event_type = wxEVT_NULL;
 
 
     wxEventType event_type = wxEVT_NULL;
 
@@ -1641,10 +1661,12 @@ static gint gtk_window_button_release_callback( GtkWidget *widget,
             break;
 
         default:
             break;
 
         default:
-            // unknwon button, don't process
+            // unknown button, don't process
             return FALSE;
     }
 
             return FALSE;
     }
 
+    g_lastMouseEvent = (GdkEvent*) gdk_event;
+
     wxMouseEvent event( event_type );
     InitMouseEvent( win, event, gdk_event );
 
     wxMouseEvent event( event_type );
     InitMouseEvent( win, event, gdk_event );
 
@@ -1656,35 +1678,27 @@ static gint gtk_window_button_release_callback( GtkWidget *widget,
     if ( !g_captureWindow )
         win = FindWindowForMouseEvent(win, event.m_x, event.m_y);
 
     if ( !g_captureWindow )
         win = FindWindowForMouseEvent(win, event.m_x, event.m_y);
 
-    if (win->GetEventHandler()->ProcessEvent( event ))
-    {
-        g_signal_stop_emission_by_name (widget, "button_release_event");
-        return TRUE;
-    }
+    // reset the event object and id in case win changed.
+    event.SetEventObject( win );
+    event.SetId( win->GetId() );
 
 
-    return FALSE;
-}
+    bool ret = win->GTKProcessEvent(event);
+    
+    g_lastMouseEvent = NULL;
+    
+    return ret;
 }
 
 //-----------------------------------------------------------------------------
 // "motion_notify_event"
 //-----------------------------------------------------------------------------
 
 }
 
 //-----------------------------------------------------------------------------
 // "motion_notify_event"
 //-----------------------------------------------------------------------------
 
-extern "C" {
-static gint gtk_window_motion_notify_callback( GtkWidget *widget,
-                                               GdkEventMotion *gdk_event,
-                                               wxWindowGTK *win )
+static gboolean
+gtk_window_motion_notify_callback( GtkWidget *widget,
+                                   GdkEventMotion *gdk_event,
+                                   wxWindowGTK *win )
 {
 {
-    DEBUG_MAIN_THREAD
-
-    if (g_isIdle)
-        wxapp_install_idle_handler();
-
-    if (!win->m_hasVMT) return FALSE;
-    if (g_blockEventsOnDrag) return FALSE;
-    if (g_blockEventsOnScroll) return FALSE;
-
-    if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE;
+    wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win);
 
     if (gdk_event->is_hint)
     {
 
     if (gdk_event->is_hint)
     {
@@ -1696,19 +1710,14 @@ static gint gtk_window_motion_notify_callback( GtkWidget *widget,
         gdk_event->y = y;
     }
 
         gdk_event->y = y;
     }
 
-/*
-    printf( "OnMotion from " );
-    if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
-      printf( win->GetClassInfo()->GetClassName() );
-    printf( ".\n" );
-*/
+    g_lastMouseEvent = (GdkEvent*) gdk_event;
 
     wxMouseEvent event( wxEVT_MOTION );
     InitMouseEvent(win, event, gdk_event);
 
     if ( g_captureWindow )
     {
 
     wxMouseEvent event( wxEVT_MOTION );
     InitMouseEvent(win, event, gdk_event);
 
     if ( g_captureWindow )
     {
-        // synthetize a mouse enter or leave event if needed
+        // synthesise a mouse enter or leave event if needed
         GdkWindow *winUnderMouse = gdk_window_at_pointer(NULL, NULL);
         // This seems to be necessary and actually been added to
         // GDK itself in version 2.0.X
         GdkWindow *winUnderMouse = gdk_window_at_pointer(NULL, NULL);
         // This seems to be necessary and actually been added to
         // GDK itself in version 2.0.X
@@ -1724,47 +1733,52 @@ static gint gtk_window_motion_notify_callback( GtkWidget *widget,
                                                         : wxEVT_LEAVE_WINDOW);
             InitMouseEvent(win, eventM, gdk_event);
             eventM.SetEventObject(win);
                                                         : wxEVT_LEAVE_WINDOW);
             InitMouseEvent(win, eventM, gdk_event);
             eventM.SetEventObject(win);
-            win->GetEventHandler()->ProcessEvent(eventM);
+            win->GTKProcessEvent(eventM);
         }
     }
     else // no capture
     {
         win = FindWindowForMouseEvent(win, event.m_x, event.m_y);
         }
     }
     else // no capture
     {
         win = FindWindowForMouseEvent(win, event.m_x, event.m_y);
+
+        // reset the event object and id in case win changed.
+        event.SetEventObject( win );
+        event.SetId( win->GetId() );
     }
 
     }
 
-    if (win->GetEventHandler()->ProcessEvent( event ))
+    if ( !g_captureWindow )
     {
     {
-        g_signal_stop_emission_by_name (widget, "motion_notify_event");
-        return TRUE;
+        wxSetCursorEvent cevent( event.m_x, event.m_y );
+        if (win->GTKProcessEvent( cevent ))
+        {
+            win->SetCursor( cevent.GetCursor() );
+        }
     }
 
     }
 
-    return FALSE;
-}
+    bool ret = win->GTKProcessEvent(event);
+
+    g_lastMouseEvent = NULL;
+
+    return ret;
 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------
-// "mouse_wheel_event"
+// "scroll_event", (mouse wheel event)
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 
-extern "C" {
-static gint gtk_window_wheel_callback (GtkWidget * widget,
-                                       GdkEventScroll * gdk_event,
-                                       wxWindowGTK * win)
+static gboolean
+window_scroll_event(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win)
 {
     DEBUG_MAIN_THREAD
 
 {
     DEBUG_MAIN_THREAD
 
-    if (g_isIdle)
-        wxapp_install_idle_handler();
+    // don't need to install idle handler, its done from "event" signal
 
 
-    wxEventType event_type = wxEVT_NULL;
-    if (gdk_event->direction == GDK_SCROLL_UP)
-        event_type = wxEVT_MOUSEWHEEL;
-    else if (gdk_event->direction == GDK_SCROLL_DOWN)
-        event_type = wxEVT_MOUSEWHEEL;
-    else
-        return FALSE;
+    if (gdk_event->direction != GDK_SCROLL_UP &&
+        gdk_event->direction != GDK_SCROLL_DOWN)
+    {
+        return false;
+    }
 
 
-    wxMouseEvent event( event_type );
+    wxMouseEvent event(wxEVT_MOUSEWHEEL);
     // Can't use InitMouse macro because scroll events don't have button
     event.SetTimestamp( gdk_event->time );
     event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK);
     // Can't use InitMouse macro because scroll events don't have button
     event.SetTimestamp( gdk_event->time );
     event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK);
@@ -1789,59 +1803,32 @@ static gint gtk_window_wheel_callback (GtkWidget * widget,
     event.SetId( win->GetId() );
     event.SetTimestamp( gdk_event->time );
 
     event.SetId( win->GetId() );
     event.SetTimestamp( gdk_event->time );
 
-    if (win->GetEventHandler()->ProcessEvent( event ))
-    {
-        g_signal_stop_emission_by_name (widget, "scroll_event");
-        return TRUE;
-    }
-
-    return FALSE;
-}
+    return win->GTKProcessEvent(event);
 }
 
 //-----------------------------------------------------------------------------
 // "popup-menu"
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------
 // "popup-menu"
 //-----------------------------------------------------------------------------
-extern "C" {
+
 static gboolean wxgtk_window_popup_menu_callback(GtkWidget*, wxWindowGTK* win)
 {
 static gboolean wxgtk_window_popup_menu_callback(GtkWidget*, wxWindowGTK* win)
 {
-    wxContextMenuEvent event(
-        wxEVT_CONTEXT_MENU,
-        win->GetId(),
-        wxPoint(-1, -1));
+    wxContextMenuEvent event(wxEVT_CONTEXT_MENU, win->GetId(), wxPoint(-1, -1));
     event.SetEventObject(win);
     event.SetEventObject(win);
-    return win->GetEventHandler()->ProcessEvent(event);
-}
+    return win->GTKProcessEvent(event);
 }
 
 //-----------------------------------------------------------------------------
 // "focus_in_event"
 //-----------------------------------------------------------------------------
 
 }
 
 //-----------------------------------------------------------------------------
 // "focus_in_event"
 //-----------------------------------------------------------------------------
 
-// send the wxChildFocusEvent and wxFocusEvent, common code of
-// gtk_window_focus_in_callback() and SetFocus()
-static bool DoSendFocusEvents(wxWindow *win)
+static gboolean
+gtk_window_focus_in_callback( GtkWidget *widget,
+                              GdkEventFocus *WXUNUSED(event),
+                              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);
+    DEBUG_MAIN_THREAD
 
 
-    wxFocusEvent eventFocus(wxEVT_SET_FOCUS, win->GetId());
-    eventFocus.SetEventObject(win);
-
-    return win->GetEventHandler()->ProcessEvent(eventFocus);
-}
-
-extern "C" {
-static gint gtk_window_focus_in_callback( GtkWidget *widget,
-                                          GdkEvent *WXUNUSED(event),
-                                          wxWindow *win )
-{
-    DEBUG_MAIN_THREAD
-
-    if (g_isIdle)
-        wxapp_install_idle_handler();
+    // don't need to install idle handler, its done from "event" signal
 
     if (win->m_imData)
         gtk_im_context_focus_in(win->m_imData->context);
 
     if (win->m_imData)
         gtk_im_context_focus_in(win->m_imData->context);
@@ -1852,11 +1839,6 @@ static gint gtk_window_focus_in_callback( GtkWidget *widget,
     wxLogTrace(TRACE_FOCUS,
                _T("%s: focus in"), win->GetName().c_str());
 
     wxLogTrace(TRACE_FOCUS,
                _T("%s: focus in"), win->GetName().c_str());
 
-#ifdef HAVE_XIM
-    if (win->m_ic)
-        gdk_im_begin(win->m_ic, win->m_wxwindow->window);
-#endif
-
 #if wxUSE_CARET
     // caret needs to be informed about focus change
     wxCaret *caret = win->GetCaret();
 #if wxUSE_CARET
     // caret needs to be informed about focus change
     wxCaret *caret = win->GetCaret();
@@ -1866,34 +1848,39 @@ static gint gtk_window_focus_in_callback( GtkWidget *widget,
     }
 #endif // wxUSE_CARET
 
     }
 #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;
 
     // does the window itself think that it has the focus?
     if ( !win->m_hasFocus )
     {
         // not yet, notify it
         win->m_hasFocus = true;
 
-        if ( DoSendFocusEvents(win) )
-        {
-           g_signal_stop_emission_by_name (widget, "focus_in_event");
-           return 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 FALSE;
 }
-}
 
 //-----------------------------------------------------------------------------
 // "focus_out_event"
 //-----------------------------------------------------------------------------
 
 
 //-----------------------------------------------------------------------------
 // "focus_out_event"
 //-----------------------------------------------------------------------------
 
-extern "C" {
-static gint gtk_window_focus_out_callback( GtkWidget *widget, GdkEventFocus *gdk_event, wxWindowGTK *win )
+static gboolean
+gtk_window_focus_out_callback( GtkWidget *widget,
+                               GdkEventFocus *gdk_event,
+                               wxWindowGTK *win )
 {
     DEBUG_MAIN_THREAD
 
 {
     DEBUG_MAIN_THREAD
 
-    if (g_isIdle)
-        wxapp_install_idle_handler();
+    // don't need to install idle handler, its done from "event" signal
 
     if (win->m_imData)
         gtk_im_context_focus_out(win->m_imData->context);
 
     if (win->m_imData)
         gtk_im_context_focus_out(win->m_imData->context);
@@ -1908,11 +1895,6 @@ static gint gtk_window_focus_out_callback( GtkWidget *widget, GdkEventFocus *gdk
 
     g_focusWindow = (wxWindowGTK *)NULL;
 
 
     g_focusWindow = (wxWindowGTK *)NULL;
 
-#ifdef HAVE_XIM
-    if (win->m_ic)
-        gdk_im_end();
-#endif
-
 #if wxUSE_CARET
     // caret needs to be informed about focus change
     wxCaret *caret = win->GetCaret();
 #if wxUSE_CARET
     // caret needs to be informed about focus change
     wxCaret *caret = win->GetCaret();
@@ -1922,6 +1904,8 @@ static gint gtk_window_focus_out_callback( GtkWidget *widget, GdkEventFocus *gdk
     }
 #endif // wxUSE_CARET
 
     }
 #endif // wxUSE_CARET
 
+    gboolean ret = FALSE;
+
     // don't send the window a kill focus event if it thinks that it doesn't
     // have focus already
     if ( win->m_hasFocus )
     // don't send the window a kill focus event if it thinks that it doesn't
     // have focus already
     if ( win->m_hasFocus )
@@ -1931,40 +1915,33 @@ static gint gtk_window_focus_out_callback( GtkWidget *widget, GdkEventFocus *gdk
         wxFocusEvent event( wxEVT_KILL_FOCUS, win->GetId() );
         event.SetEventObject( win );
 
         wxFocusEvent event( wxEVT_KILL_FOCUS, win->GetId() );
         event.SetEventObject( win );
 
-        // even if we did process the event in wx code, still let GTK itself
-        // process it too as otherwise bad things happen, especially in GTK2
-        // where the text control simply aborts the program if it doesn't get
-        // the matching focus out event
-        (void)win->GetEventHandler()->ProcessEvent( event );
+        (void)win->GTKProcessEvent( event );
+
+        ret = TRUE;
     }
 
     }
 
+    // Disable default focus handling for custom windows
+    // since the default GTK+ handler issues a repaint
+    if (win->m_wxwindow)
+        return ret;
+
     return FALSE;
 }
     return FALSE;
 }
-}
 
 //-----------------------------------------------------------------------------
 // "enter_notify_event"
 //-----------------------------------------------------------------------------
 
 
 //-----------------------------------------------------------------------------
 // "enter_notify_event"
 //-----------------------------------------------------------------------------
 
-extern "C" {
-static
-gint gtk_window_enter_callback( GtkWidget *widget,
-                                GdkEventCrossing *gdk_event,
-                                wxWindowGTK *win )
+static gboolean
+gtk_window_enter_callback( GtkWidget *widget,
+                           GdkEventCrossing *gdk_event,
+                           wxWindowGTK *win )
 {
 {
-    DEBUG_MAIN_THREAD
-
-    if (g_isIdle)
-        wxapp_install_idle_handler();
-
-    if (!win->m_hasVMT) return FALSE;
-    if (g_blockEventsOnDrag) return FALSE;
+    wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win);
 
     // Event was emitted after a grab
     if (gdk_event->mode != GDK_CROSSING_NORMAL) return FALSE;
 
 
     // Event was emitted after a grab
     if (gdk_event->mode != GDK_CROSSING_NORMAL) return FALSE;
 
-    if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE;
-
     int x = 0;
     int y = 0;
     GdkModifierType state = (GdkModifierType)0;
     int x = 0;
     int y = 0;
     GdkModifierType state = (GdkModifierType)0;
@@ -1977,36 +1954,32 @@ gint gtk_window_enter_callback( GtkWidget *widget,
     event.m_x = x + pt.x;
     event.m_y = y + pt.y;
 
     event.m_x = x + pt.x;
     event.m_y = y + pt.y;
 
-    if (win->GetEventHandler()->ProcessEvent( event ))
+    if ( !g_captureWindow )
     {
     {
-       g_signal_stop_emission_by_name (widget, "enter_notify_event");
-       return TRUE;
+        wxSetCursorEvent cevent( event.m_x, event.m_y );
+        if (win->GTKProcessEvent( cevent ))
+        {
+            win->SetCursor( cevent.GetCursor() );
+        }
     }
 
     }
 
-    return FALSE;
-}
+    return win->GTKProcessEvent(event);
 }
 
 //-----------------------------------------------------------------------------
 // "leave_notify_event"
 //-----------------------------------------------------------------------------
 
 }
 
 //-----------------------------------------------------------------------------
 // "leave_notify_event"
 //-----------------------------------------------------------------------------
 
-extern "C" {
-static gint gtk_window_leave_callback( GtkWidget *widget, GdkEventCrossing *gdk_event, wxWindowGTK *win )
+static gboolean
+gtk_window_leave_callback( GtkWidget *widget,
+                           GdkEventCrossing *gdk_event,
+                           wxWindowGTK *win )
 {
 {
-    DEBUG_MAIN_THREAD
-
-    if (g_isIdle)
-        wxapp_install_idle_handler();
-
-    if (!win->m_hasVMT) return FALSE;
-    if (g_blockEventsOnDrag) return FALSE;
+    wxCOMMON_CALLBACK_PROLOGUE(gdk_event, win);
 
     // Event was emitted after an ungrab
     if (gdk_event->mode != GDK_CROSSING_NORMAL) return FALSE;
 
 
     // Event was emitted after an ungrab
     if (gdk_event->mode != GDK_CROSSING_NORMAL) return FALSE;
 
-    if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE;
-
     wxMouseEvent event( wxEVT_LEAVE_WINDOW );
     event.SetTimestamp( gdk_event->time );
     event.SetEventObject( win );
     wxMouseEvent event( wxEVT_LEAVE_WINDOW );
     event.SetTimestamp( gdk_event->time );
     event.SetEventObject( win );
@@ -2029,161 +2002,94 @@ static gint gtk_window_leave_callback( GtkWidget *widget, GdkEventCrossing *gdk_
     event.m_x = x + pt.x;
     event.m_y = y + pt.y;
 
     event.m_x = x + pt.x;
     event.m_y = y + pt.y;
 
-    if (win->GetEventHandler()->ProcessEvent( event ))
-    {
-        g_signal_stop_emission_by_name (widget, "leave_notify_event");
-        return TRUE;
-    }
-
-    return FALSE;
-}
+    return win->GTKProcessEvent(event);
 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------
-// "value_changed" from m_vAdjust
+// "value_changed" from scrollbar
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 
-extern "C" {
-static void gtk_window_vscroll_callback( GtkAdjustment *adjust,
-                                         wxWindowGTK *win )
+static void
+gtk_scrollbar_value_changed(GtkRange* range, wxWindow* win)
 {
 {
-    DEBUG_MAIN_THREAD
-
-    if (g_isIdle)
-        wxapp_install_idle_handler();
-
-    if (g_blockEventsOnDrag) return;
-
-    if (!win->m_hasVMT) return;
-
-    float diff = adjust->value - win->m_oldVerticalPos;
-    if (fabs(diff) < 0.2) return;
-
-    win->m_oldVerticalPos = adjust->value;
+    wxEventType eventType = win->GetScrollEventType(range);
+    if (eventType != wxEVT_NULL)
+    {
+        // Convert scroll event type to scrollwin event type
+        eventType += wxEVT_SCROLLWIN_TOP - wxEVT_SCROLL_TOP;
 
 
-    wxEventType command = GtkScrollWinTypeToWx(GTK_SCROLL_JUMP);
+        // find the scrollbar which generated the event
+        wxWindowGTK::ScrollDir dir = win->ScrollDirFromRange(range);
 
 
-    int value = (int)(adjust->value+0.5);
+        // generate the corresponding wx event
+        const int orient = wxWindow::OrientFromScrollDir(dir);
+        wxScrollWinEvent event(eventType, win->GetScrollPos(orient), orient);
+        event.SetEventObject(win);
 
 
-    wxScrollWinEvent event( command, value, wxVERTICAL );
-    event.SetEventObject( win );
-    win->GetEventHandler()->ProcessEvent( event );
-}
+        win->m_blockValueChanged[dir] = true;
+        win->GTKProcessEvent(event);
+        win->m_blockValueChanged[dir] = false;
+    }
 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------
-// "value_changed" from m_hAdjust
+// "button_press_event" from scrollbar
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 
-extern "C" {
-static void gtk_window_hscroll_callback( GtkAdjustment *adjust,
-                                         wxWindowGTK *win )
+static gboolean
+gtk_scrollbar_button_press_event(GtkRange*, GdkEventButton*, wxWindow* win)
 {
     DEBUG_MAIN_THREAD
 
 {
     DEBUG_MAIN_THREAD
 
-    if (g_isIdle)
-        wxapp_install_idle_handler();
-
-    if (g_blockEventsOnDrag) return;
-    if (!win->m_hasVMT) return;
+    // don't need to install idle handler, its done from "event" signal
 
 
-    float diff = adjust->value - win->m_oldHorizontalPos;
-    if (fabs(diff) < 0.2) return;
-
-    wxEventType command = GtkScrollWinTypeToWx(GTK_SCROLL_JUMP);
-
-    win->m_oldHorizontalPos = adjust->value;
-
-    int value = (int)(adjust->value+0.5);
+    g_blockEventsOnScroll = true;
+    win->m_mouseButtonDown = true;
 
 
-    wxScrollWinEvent event( command, value, wxHORIZONTAL );
-    event.SetEventObject( win );
-    win->GetEventHandler()->ProcessEvent( event );
-}
+    return false;
 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------
-// "button_press_event" from scrollbar
+// "event_after" from scrollbar
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 
-extern "C" {
-static gint gtk_scrollbar_button_press_callback( GtkRange *widget,
-                                                 GdkEventButton *gdk_event,
-                                                 wxWindowGTK *win)
+static void
+gtk_scrollbar_event_after(GtkRange* range, GdkEvent* event, wxWindow* win)
 {
 {
-    DEBUG_MAIN_THREAD
-
-    if (g_isIdle)
-        wxapp_install_idle_handler();
-
-
-    g_blockEventsOnScroll = true;
-
-// FIXME: there is no 'slider' field in GTK+ 2.0 any more
-#if 0
-    win->m_isScrolling = (gdk_event->window == widget->slider);
-#endif
+    if (event->type == GDK_BUTTON_RELEASE)
+    {
+        g_signal_handlers_block_by_func(range, (void*)gtk_scrollbar_event_after, win);
 
 
-    return FALSE;
-}
+        const int orient = wxWindow::OrientFromScrollDir(
+                                        win->ScrollDirFromRange(range));
+        wxScrollWinEvent event(wxEVT_SCROLLWIN_THUMBRELEASE, win->GetScrollPos(orient), orient);
+        event.SetEventObject(win);
+        win->GTKProcessEvent(event);
+    }
 }
 
 //-----------------------------------------------------------------------------
 // "button_release_event" from scrollbar
 //-----------------------------------------------------------------------------
 
 }
 
 //-----------------------------------------------------------------------------
 // "button_release_event" from scrollbar
 //-----------------------------------------------------------------------------
 
-extern "C" {
-static gint gtk_scrollbar_button_release_callback( GtkRange *widget,
-                                                   GdkEventButton *WXUNUSED(gdk_event),
-                                                   wxWindowGTK *win)
+static gboolean
+gtk_scrollbar_button_release_event(GtkRange* range, GdkEventButton*, wxWindow* win)
 {
     DEBUG_MAIN_THREAD
 
 {
     DEBUG_MAIN_THREAD
 
-//  don't test here as we can release the mouse while being over
-//  a different window than the slider
-//
-//    if (gdk_event->window != widget->slider) return FALSE;
-
     g_blockEventsOnScroll = false;
     g_blockEventsOnScroll = false;
-
+    win->m_mouseButtonDown = false;
+    // If thumb tracking
     if (win->m_isScrolling)
     {
     if (win->m_isScrolling)
     {
-        wxEventType command = wxEVT_SCROLLWIN_THUMBRELEASE;
-        int value = -1;
-        int dir = -1;
-
-        GtkScrolledWindow *scrolledWindow = GTK_SCROLLED_WINDOW(win->m_widget);
-        if (widget == GTK_RANGE(scrolledWindow->hscrollbar))
-        {
-            value = (int)(win->m_hAdjust->value+0.5);
-            dir = wxHORIZONTAL;
-        }
-        if (widget == GTK_RANGE(scrolledWindow->vscrollbar))
-        {
-            value = (int)(win->m_vAdjust->value+0.5);
-            dir = wxVERTICAL;
-        }
-
-        wxScrollWinEvent event( command, value, dir );
-        event.SetEventObject( win );
-        win->GetEventHandler()->ProcessEvent( event );
+        win->m_isScrolling = false;
+        // Hook up handler to send thumb release event after this emission is finished.
+        // To allow setting scroll position from event handler, sending event must
+        // be deferred until after the GtkRange handler for this signal has run
+        g_signal_handlers_unblock_by_func(range, (void*)gtk_scrollbar_event_after, win);
     }
 
     }
 
-    win->m_isScrolling = false;
-
-    return FALSE;
-}
-}
-
-// ----------------------------------------------------------------------------
-// this wxWindowBase function is implemented here (in platform-specific file)
-// because it is static and so couldn't be made virtual
-// ----------------------------------------------------------------------------
-
-wxWindow *wxWindowBase::DoFindFocus()
-{
-    // the cast is necessary when we compile in wxUniversal mode
-    return (wxWindow *)g_focusWindow;
+    return false;
 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------
@@ -2193,8 +2099,7 @@ wxWindow *wxWindowBase::DoFindFocus()
 /* We cannot set colours and fonts before the widget has
    been realized, so we do this directly after realization. */
 
 /* We cannot set colours and fonts before the widget has
    been realized, so we do this directly after realization. */
 
-extern "C" {
-static gint
+static void
 gtk_window_realized_callback( GtkWidget *m_widget, wxWindow *win )
 {
     DEBUG_MAIN_THREAD
 gtk_window_realized_callback( GtkWidget *m_widget, wxWindow *win )
 {
     DEBUG_MAIN_THREAD
@@ -2211,33 +2116,38 @@ gtk_window_realized_callback( GtkWidget *m_widget, wxWindow *win )
 
     wxWindowCreateEvent event( win );
     event.SetEventObject( win );
 
     wxWindowCreateEvent event( win );
     event.SetEventObject( win );
-    win->GetEventHandler()->ProcessEvent( event );
-
-    return FALSE;
-}
+    win->GTKProcessEvent( event );
 }
 
 //-----------------------------------------------------------------------------
 // "size_allocate"
 //-----------------------------------------------------------------------------
 
 }
 
 //-----------------------------------------------------------------------------
 // "size_allocate"
 //-----------------------------------------------------------------------------
 
-extern "C" {
 static
 void gtk_window_size_callback( GtkWidget *WXUNUSED(widget),
 static
 void gtk_window_size_callback( GtkWidget *WXUNUSED(widget),
-                               GtkAllocation *WXUNUSED(alloc),
+                               GtkAllocation *alloc,
                                wxWindow *win )
 {
     if (g_isIdle)
         wxapp_install_idle_handler();
 
                                wxWindow *win )
 {
     if (g_isIdle)
         wxapp_install_idle_handler();
 
-    if (!win->m_hasScrolling) return;
-
     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;
 
     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 0
+        wxPrintf( wxT("size_allocate ") );
+        if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
+            wxPrintf( win->GetClassInfo()->GetClassName() );
+        wxPrintf( wxT(" %d %d %d %d\n"),
+                alloc->x,
+                alloc->y,
+                alloc->width,
+                alloc->height );
+#endif
+
     win->m_oldClientWidth = client_width;
     win->m_oldClientHeight = client_height;
 
     win->m_oldClientWidth = client_width;
     win->m_oldClientHeight = client_height;
 
@@ -2245,139 +2155,21 @@ void gtk_window_size_callback( GtkWidget *WXUNUSED(widget),
     {
         wxSizeEvent event( win->GetSize(), win->GetId() );
         event.SetEventObject( win );
     {
         wxSizeEvent event( win->GetSize(), win->GetId() );
         event.SetEventObject( win );
-        win->GetEventHandler()->ProcessEvent( event );
-    }
-}
-}
-
-
-#ifdef HAVE_XIM
-    #define WXUNUSED_UNLESS_XIM(param)  param
-#else
-    #define WXUNUSED_UNLESS_XIM(param)  WXUNUSED(param)
-#endif
-
-/* Resize XIM window */
-
-extern "C" {
-static
-void gtk_wxwindow_size_callback( GtkWidget* WXUNUSED_UNLESS_XIM(widget),
-                                 GtkAllocation* WXUNUSED_UNLESS_XIM(alloc),
-                                 wxWindowGTK* WXUNUSED_UNLESS_XIM(win) )
-{
-    if (g_isIdle)
-        wxapp_install_idle_handler();
-
-#ifdef HAVE_XIM
-    if (!win->m_ic)
-        return;
-
-    if  (gdk_ic_get_style (win->m_ic) & GDK_IM_PREEDIT_POSITION)
-    {
-        gint width, height;
-
-        gdk_window_get_size (widget->window, &width, &height);
-        win->m_icattr->preedit_area.width = width;
-        win->m_icattr->preedit_area.height = height;
-        gdk_ic_set_attr (win->m_ic, win->m_icattr, GDK_IC_PREEDIT_AREA);
+        win->GTKProcessEvent( event );
     }
     }
-#endif // HAVE_XIM
-}
 }
 
 }
 
-//-----------------------------------------------------------------------------
-// "realize" from m_wxwindow
-//-----------------------------------------------------------------------------
+} // extern "C"
 
 
-/* Initialize XIM support */
+// ----------------------------------------------------------------------------
+// this wxWindowBase function is implemented here (in platform-specific file)
+// because it is static and so couldn't be made virtual
+// ----------------------------------------------------------------------------
 
 
-extern "C" {
-static gint
-gtk_wxwindow_realized_callback( GtkWidget * WXUNUSED_UNLESS_XIM(widget),
-                                wxWindowGTK * WXUNUSED_UNLESS_XIM(win) )
+wxWindow *wxWindowBase::DoFindFocus()
 {
 {
-    if (g_isIdle)
-        wxapp_install_idle_handler();
-
-#ifdef HAVE_XIM
-    if (win->m_ic) return FALSE;
-    if (!widget) return FALSE;
-    if (!gdk_im_ready()) return FALSE;
-
-    win->m_icattr = gdk_ic_attr_new();
-    if (!win->m_icattr) return FALSE;
-
-    gint width, height;
-    GdkEventMask mask;
-    GdkColormap *colormap;
-    GdkICAttr *attr = win->m_icattr;
-    unsigned attrmask = GDK_IC_ALL_REQ;
-    GdkIMStyle style;
-    GdkIMStyle supported_style = (GdkIMStyle)
-                                  (GDK_IM_PREEDIT_NONE |
-                                   GDK_IM_PREEDIT_NOTHING |
-                                   GDK_IM_PREEDIT_POSITION |
-                                   GDK_IM_STATUS_NONE |
-                                   GDK_IM_STATUS_NOTHING);
-
-    if (widget->style && widget->style->font->type != GDK_FONT_FONTSET)
-        supported_style = (GdkIMStyle)(supported_style & ~GDK_IM_PREEDIT_POSITION);
-
-    attr->style = style = gdk_im_decide_style (supported_style);
-    attr->client_window = widget->window;
-
-    if ((colormap = gtk_widget_get_colormap (widget)) !=
-            gtk_widget_get_default_colormap ())
-    {
-        attrmask |= GDK_IC_PREEDIT_COLORMAP;
-        attr->preedit_colormap = colormap;
-    }
-
-    attrmask |= GDK_IC_PREEDIT_FOREGROUND;
-    attrmask |= GDK_IC_PREEDIT_BACKGROUND;
-    attr->preedit_foreground = widget->style->fg[GTK_STATE_NORMAL];
-    attr->preedit_background = widget->style->base[GTK_STATE_NORMAL];
-
-    switch (style & GDK_IM_PREEDIT_MASK)
-    {
-        case GDK_IM_PREEDIT_POSITION:
-            if (widget->style && widget->style->font->type != GDK_FONT_FONTSET)
-            {
-                g_warning ("over-the-spot style requires fontset");
-                break;
-            }
-
-            gdk_window_get_size (widget->window, &width, &height);
-
-            attrmask |= GDK_IC_PREEDIT_POSITION_REQ;
-            attr->spot_location.x = 0;
-            attr->spot_location.y = height;
-            attr->preedit_area.x = 0;
-            attr->preedit_area.y = 0;
-            attr->preedit_area.width = width;
-            attr->preedit_area.height = height;
-            attr->preedit_fontset = widget->style->font;
-
-            break;
-    }
-
-      win->m_ic = gdk_ic_new (attr, (GdkICAttributesType)attrmask);
-
-      if (win->m_ic == NULL)
-          g_warning ("Can't create input context.");
-      else
-      {
-          mask = gdk_window_get_events (widget->window);
-          mask = (GdkEventMask)(mask | gdk_ic_get_events (win->m_ic));
-          gdk_window_set_events (widget->window, mask);
-
-          if (GTK_WIDGET_HAS_FOCUS(widget))
-              gdk_im_begin (win->m_ic, widget->window);
-      }
-#endif // HAVE_XIM
-
-    return FALSE;
-}
+    // the cast is necessary when we compile in wxUniversal mode
+    return (wxWindow *)g_focusWindow;
 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------
@@ -2396,8 +2188,8 @@ static void wxInsertChildInWindow( wxWindowGTK* parent, wxWindowGTK* child )
     /* the window might have been scrolled already, do we
        have to adapt the position */
     GtkPizza *pizza = GTK_PIZZA(parent->m_wxwindow);
     /* the window might have been scrolled already, do we
        have to adapt the position */
     GtkPizza *pizza = GTK_PIZZA(parent->m_wxwindow);
-    child->m_x += pizza->xoffset;
-    child->m_y += pizza->yoffset;
+    child->m_x += gtk_pizza_get_xoffset( pizza );
+    child->m_y += gtk_pizza_get_yoffset( pizza );
 
     gtk_pizza_put( GTK_PIZZA(parent->m_wxwindow),
                      GTK_WIDGET(child->m_widget),
 
     gtk_pizza_put( GTK_PIZZA(parent->m_wxwindow),
                      GTK_WIDGET(child->m_widget),
@@ -2471,16 +2263,24 @@ void wxWindowGTK::Init()
     m_needParent = true;
     m_isBeingDeleted = false;
 
     m_needParent = true;
     m_isBeingDeleted = false;
 
+    m_showOnIdle= false;
+
     m_noExpose = false;
     m_nativeSizeEvent = false;
 
     m_hasScrolling = false;
     m_isScrolling = false;
     m_noExpose = false;
     m_nativeSizeEvent = false;
 
     m_hasScrolling = false;
     m_isScrolling = false;
+    m_mouseButtonDown = false;
+    m_blockScrollEvent = false;
+
+    // initialize scrolling stuff
+    for ( int dir = 0; dir < ScrollDir_Max; dir++ )
+    {
+        m_scrollBar[dir] = NULL;
+        m_scrollPos[dir] = 0;
+        m_blockValueChanged[dir] = false;
+    }
 
 
-    m_hAdjust = (GtkAdjustment*) NULL;
-    m_vAdjust = (GtkAdjustment*) NULL;
-    m_oldHorizontalPos =
-    m_oldVerticalPos = 0.0;
     m_oldClientWidth =
     m_oldClientHeight = 0;
 
     m_oldClientWidth =
     m_oldClientHeight = 0;
 
@@ -2542,32 +2342,30 @@ bool wxWindowGTK::Create( wxWindow *parent,
     GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT_GET_CLASS(m_widget) );
     scroll_class->scrollbar_spacing = 0;
 
     GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT_GET_CLASS(m_widget) );
     scroll_class->scrollbar_spacing = 0;
 
-    gtk_scrolled_window_set_policy( scrolledWindow, GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC );
-
-    m_hAdjust = gtk_range_get_adjustment( GTK_RANGE(scrolledWindow->hscrollbar) );
-    m_vAdjust = gtk_range_get_adjustment( GTK_RANGE(scrolledWindow->vscrollbar) );
-
-    m_wxwindow = gtk_pizza_new();
-
-#ifndef __WXUNIVERSAL__
-    GtkPizza *pizza = GTK_PIZZA(m_wxwindow);
-
-    if (HasFlag(wxRAISED_BORDER))
+    if (HasFlag(wxALWAYS_SHOW_SB))
     {
     {
-        gtk_pizza_set_shadow_type( pizza, GTK_MYSHADOW_OUT );
-    }
-    else if (HasFlag(wxSUNKEN_BORDER))
-    {
-        gtk_pizza_set_shadow_type( pizza, GTK_MYSHADOW_IN );
-    }
-    else if (HasFlag(wxSIMPLE_BORDER))
-    {
-        gtk_pizza_set_shadow_type( pizza, GTK_MYSHADOW_THIN );
+        gtk_scrolled_window_set_policy( scrolledWindow, GTK_POLICY_ALWAYS, GTK_POLICY_ALWAYS );
+
+        scrolledWindow->hscrollbar_visible = TRUE;
+        scrolledWindow->vscrollbar_visible = TRUE;
     }
     else
     {
     }
     else
     {
-        gtk_pizza_set_shadow_type( pizza, GTK_MYSHADOW_NONE );
+        gtk_scrolled_window_set_policy( scrolledWindow, GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC );
     }
     }
+
+    m_scrollBar[ScrollDir_Horz] = GTK_RANGE(scrolledWindow->hscrollbar);
+    m_scrollBar[ScrollDir_Vert] = GTK_RANGE(scrolledWindow->vscrollbar);
+    if (GetLayoutDirection() == wxLayout_RightToLeft)
+        gtk_range_set_inverted( m_scrollBar[ScrollDir_Horz], TRUE );
+
+    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__
 
     gtk_container_add( GTK_CONTAINER(m_widget), m_wxwindow );
 #endif // __WXUNIVERSAL__
 
     gtk_container_add( GTK_CONTAINER(m_widget), m_wxwindow );
@@ -2575,42 +2373,25 @@ bool wxWindowGTK::Create( wxWindow *parent,
     GTK_WIDGET_SET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
     m_acceptsFocus = true;
 
     GTK_WIDGET_SET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
     m_acceptsFocus = true;
 
-    // I _really_ don't want scrollbars in the beginning
-    m_vAdjust->lower = 0.0;
-    m_vAdjust->upper = 1.0;
-    m_vAdjust->value = 0.0;
-    m_vAdjust->step_increment = 1.0;
-    m_vAdjust->page_increment = 1.0;
-    m_vAdjust->page_size = 5.0;
-    g_signal_emit_by_name (m_vAdjust, "changed");
-    m_hAdjust->lower = 0.0;
-    m_hAdjust->upper = 1.0;
-    m_hAdjust->value = 0.0;
-    m_hAdjust->step_increment = 1.0;
-    m_hAdjust->page_increment = 1.0;
-    m_hAdjust->page_size = 5.0;
-    g_signal_emit_by_name (m_hAdjust, "changed");
-
-    // these handlers block mouse events to any window during scrolling such as
-    // motion events and prevent GTK and wxWidgets from fighting over where the
-    // slider should be
-    g_signal_connect (scrolledWindow->vscrollbar, "button_press_event",
-                      G_CALLBACK (gtk_scrollbar_button_press_callback), this);
-    g_signal_connect (scrolledWindow->hscrollbar, "button_press_event",
-                      G_CALLBACK (gtk_scrollbar_button_press_callback), this);
-    g_signal_connect (scrolledWindow->vscrollbar, "button_release_event",
-                      G_CALLBACK (gtk_scrollbar_button_release_callback), this);
-    g_signal_connect (scrolledWindow->hscrollbar, "button_release_event",
-                      G_CALLBACK (gtk_scrollbar_button_release_callback), this);
-
-    // these handlers get notified when screen updates are required either when
-    // scrolling or when the window size (and therefore scrollbar configuration)
-    // has changed
-
-    g_signal_connect (m_hAdjust, "value_changed",
-                      G_CALLBACK (gtk_window_hscroll_callback), this);
-    g_signal_connect (m_vAdjust, "value_changed",
-                      G_CALLBACK (gtk_window_vscroll_callback), this);
+    // connect various scroll-related events
+    for ( int dir = 0; dir < ScrollDir_Max; dir++ )
+    {
+        // these handlers block mouse events to any window during scrolling
+        // such as motion events and prevent GTK and wxWidgets from fighting
+        // over where the slider should be
+        g_signal_connect(m_scrollBar[dir], "button_press_event",
+                         G_CALLBACK(gtk_scrollbar_button_press_event), this);
+        g_signal_connect(m_scrollBar[dir], "button_release_event",
+                         G_CALLBACK(gtk_scrollbar_button_release_event), this);
+
+        gulong handler_id = g_signal_connect(m_scrollBar[dir], "event_after",
+                                G_CALLBACK(gtk_scrollbar_event_after), this);
+        g_signal_handler_block(m_scrollBar[dir], handler_id);
+
+        // these handlers get notified when scrollbar slider moves
+        g_signal_connect(m_scrollBar[dir], "value_changed",
+                         G_CALLBACK(gtk_scrollbar_value_changed), this);
+    }
 
     gtk_widget_show( m_wxwindow );
 
 
     gtk_widget_show( m_wxwindow );
 
@@ -2655,13 +2436,6 @@ wxWindowGTK::~wxWindowGTK()
     if (m_widget)
         Show( false );
 
     if (m_widget)
         Show( false );
 
-#ifdef HAVE_XIM
-    if (m_ic)
-        gdk_ic_destroy (m_ic);
-    if (m_icattr)
-        gdk_ic_attr_destroy (m_icattr);
-#endif
-
     // 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;
 
@@ -2703,12 +2477,11 @@ void wxWindowGTK::PostCreation()
         {
             // these get reported to wxWidgets -> wxPaintEvent
 
         {
             // these get reported to wxWidgets -> wxPaintEvent
 
-            gtk_pizza_set_external( GTK_PIZZA(m_wxwindow), TRUE );
-
             g_signal_connect (m_wxwindow, "expose_event",
                               G_CALLBACK (gtk_window_expose_callback), this);
 
             g_signal_connect (m_wxwindow, "expose_event",
                               G_CALLBACK (gtk_window_expose_callback), this);
 
-            // gtk_widget_set_redraw_on_allocate( GTK_WIDGET(m_wxwindow), !HasFlag( wxFULL_REPAINT_ON_RESIZE ) );
+            if (GetLayoutDirection() == wxLayout_LeftToRight)
+                gtk_widget_set_redraw_on_allocate( GTK_WIDGET(m_wxwindow), HasFlag( wxFULL_REPAINT_ON_RESIZE ) );
         }
 
         // Create input method handler
         }
 
         // Create input method handler
@@ -2732,10 +2505,20 @@ void wxWindowGTK::PostCreation()
         if (m_focusWidget == NULL)
             m_focusWidget = m_widget;
 
         if (m_focusWidget == NULL)
             m_focusWidget = m_widget;
 
-        g_signal_connect (m_focusWidget, "focus_in_event",
+        if (m_wxwindow)
+        {
+            g_signal_connect (m_focusWidget, "focus_in_event",
+                          G_CALLBACK (gtk_window_focus_in_callback), this);
+            g_signal_connect (m_focusWidget, "focus_out_event",
+                                G_CALLBACK (gtk_window_focus_out_callback), this);
+        }
+        else
+        {
+            g_signal_connect_after (m_focusWidget, "focus_in_event",
                           G_CALLBACK (gtk_window_focus_in_callback), this);
                           G_CALLBACK (gtk_window_focus_in_callback), this);
-        g_signal_connect_after (m_focusWidget, "focus_out_event",
+            g_signal_connect_after (m_focusWidget, "focus_out_event",
                                 G_CALLBACK (gtk_window_focus_out_callback), this);
                                 G_CALLBACK (gtk_window_focus_out_callback), this);
+        }
     }
 
     // connect to the various key and mouse handlers
     }
 
     // connect to the various key and mouse handlers
@@ -2754,14 +2537,6 @@ void wxWindowGTK::PostCreation()
         // Catch native resize events
         g_signal_connect (m_wxwindow, "size_allocate",
                           G_CALLBACK (gtk_window_size_callback), this);
         // Catch native resize events
         g_signal_connect (m_wxwindow, "size_allocate",
                           G_CALLBACK (gtk_window_size_callback), this);
-
-        // Initialize XIM support
-        g_signal_connect (m_wxwindow, "realize",
-                          G_CALLBACK (gtk_wxwindow_realized_callback), this);
-
-        // And resize XIM window
-        g_signal_connect (m_wxwindow, "size_allocate",
-                          G_CALLBACK (gtk_wxwindow_size_callback), this);
     }
 
     if (GTK_IS_COMBO(m_widget))
     }
 
     if (GTK_IS_COMBO(m_widget))
@@ -2772,6 +2547,15 @@ void wxWindowGTK::PostCreation()
                           G_CALLBACK (wxgtk_combo_size_request_callback),
                           this);
     }
                           G_CALLBACK (wxgtk_combo_size_request_callback),
                           this);
     }
+#ifdef GTK_IS_FILE_CHOOSER_BUTTON
+    else 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 ?
+    }
+#endif
     else
     {
         // This is needed if we want to add our windows into native
     else
     {
         // This is needed if we want to add our windows into native
@@ -2787,6 +2571,8 @@ void wxWindowGTK::PostCreation()
 
     m_hasVMT = true;
 
 
     m_hasVMT = true;
 
+    SetLayoutDirection(wxLayout_Default);
+
     // unless the window was created initially hidden (i.e. Hide() had been
     // called before Create()), we should show it at GTK+ level as well
     if ( IsShown() )
     // unless the window was created initially hidden (i.e. Hide() had been
     // called before Create()), we should show it at GTK+ level as well
     if ( IsShown() )
@@ -2806,7 +2592,7 @@ void wxWindowGTK::ConnectWidget( GtkWidget *widget )
     g_signal_connect (widget, "motion_notify_event",
                       G_CALLBACK (gtk_window_motion_notify_callback), this);
     g_signal_connect (widget, "scroll_event",
     g_signal_connect (widget, "motion_notify_event",
                       G_CALLBACK (gtk_window_motion_notify_callback), this);
     g_signal_connect (widget, "scroll_event",
-                      G_CALLBACK (gtk_window_wheel_callback), this);
+                      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_signal_connect (widget, "popup_menu",
                      G_CALLBACK (wxgtk_window_popup_menu_callback), this);
     g_signal_connect (widget, "enter_notify_event",
@@ -2826,7 +2612,9 @@ 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_pizza_set_size( GTK_PIZZA(m_parent->m_wxwindow), m_widget, x, y, width, height );
+
 }
 
 void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags )
 }
 
 void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags )
@@ -2834,10 +2622,6 @@ 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") );
 
-/*
-    printf( "DoSetSize: name %s, x,y,w,h: %d,%d,%d,%d \n", GetName().c_str(), x,y,width,height );
-*/
-
     if (m_resizing) return; /* I don't like recursions */
     m_resizing = true;
 
     if (m_resizing) return; /* I don't like recursions */
     m_resizing = true;
 
@@ -2849,9 +2633,44 @@ void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags
         y = currentY;
     AdjustForParentClientOrigin(x, y, sizeFlags);
 
         y = currentY;
     AdjustForParentClientOrigin(x, y, sizeFlags);
 
-    if (m_parent->m_wxwindow == NULL) /* i.e. wxNotebook */
+    // calculate the best size if we should auto size the window
+    if ( ((sizeFlags & wxSIZE_AUTO_WIDTH) && width == -1) ||
+         ((sizeFlags & wxSIZE_AUTO_HEIGHT) && height == -1) )
     {
     {
-        /* don't set the size for children of wxNotebook, just take the values. */
+        const wxSize sizeBest = GetBestSize();
+        if ( (sizeFlags & wxSIZE_AUTO_WIDTH) && width == -1 )
+            width = sizeBest.x;
+        if ( (sizeFlags & wxSIZE_AUTO_HEIGHT) && height == -1 )
+            height = sizeBest.y;
+    }
+
+    if (width != -1)
+        m_width = width;
+    if (height != -1)
+        m_height = height;
+
+    int minWidth  = GetMinWidth(),
+        minHeight = GetMinHeight(),
+        maxWidth  = GetMaxWidth(),
+        maxHeight = GetMaxHeight();
+
+    if ((minWidth  != -1) && (m_width  < minWidth )) m_width  = minWidth;
+    if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
+    if ((maxWidth  != -1) && (m_width  > maxWidth )) m_width  = maxWidth;
+    if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
+
+#if wxUSE_TOOLBAR_NATIVE
+    if (wxDynamicCast(GetParent(), wxToolBar))
+    {
+       // don't take the x,y values, they're wrong because toolbar sets them
+       GtkWidget  *widget = GTK_WIDGET(m_widget);
+       gtk_widget_set_size_request (widget, m_width, m_height);
+    }
+    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_x = x;
         m_y = y;
         m_width = width;
@@ -2862,41 +2681,15 @@ void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags
         GtkPizza *pizza = GTK_PIZZA(m_parent->m_wxwindow);
         if ((sizeFlags & wxSIZE_ALLOW_MINUS_ONE) == 0)
         {
         GtkPizza *pizza = GTK_PIZZA(m_parent->m_wxwindow);
         if ((sizeFlags & wxSIZE_ALLOW_MINUS_ONE) == 0)
         {
-            if (x != -1) m_x = x + pizza->xoffset;
-            if (y != -1) m_y = y + pizza->yoffset;
+            if (x != -1) m_x = x + gtk_pizza_get_xoffset( pizza );
+            if (y != -1) m_y = y + gtk_pizza_get_yoffset( pizza );
         }
         else
         {
         }
         else
         {
-            m_x = x + pizza->xoffset;
-            m_y = y + pizza->yoffset;
-        }
-
-        // calculate the best size if we should auto size the window
-        if ( ((sizeFlags & wxSIZE_AUTO_WIDTH) && width == -1) ||
-                ((sizeFlags & wxSIZE_AUTO_HEIGHT) && height == -1) )
-        {
-            const wxSize sizeBest = GetBestSize();
-            if ( (sizeFlags & wxSIZE_AUTO_WIDTH) && width == -1 )
-                width = sizeBest.x;
-            if ( (sizeFlags & wxSIZE_AUTO_HEIGHT) && height == -1 )
-                height = sizeBest.y;
+            m_x = x + gtk_pizza_get_xoffset( pizza );
+            m_y = y + gtk_pizza_get_yoffset( pizza );
         }
 
         }
 
-        if (width != -1)
-            m_width = width;
-        if (height != -1)
-            m_height = height;
-
-        int minWidth = GetMinWidth(),
-            minHeight = GetMinHeight(),
-            maxWidth = GetMaxWidth(),
-            maxHeight = GetMaxHeight();
-
-        if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
-        if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
-        if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
-        if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
-
         int left_border = 0;
         int right_border = 0;
         int top_border = 0;
         int left_border = 0;
         int right_border = 0;
         int top_border = 0;
@@ -2951,10 +2744,37 @@ void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags
     m_resizing = false;
 }
 
     m_resizing = false;
 }
 
+bool wxWindowGTK::GtkShowFromOnIdle()
+{
+    if (IsShown() && m_showOnIdle && !GTK_WIDGET_VISIBLE (m_widget))
+    {
+        GtkAllocation alloc;
+        alloc.x = m_x;
+        alloc.y = m_y;
+        alloc.width = m_width;
+        alloc.height = m_height;
+        gtk_widget_size_allocate( m_widget, &alloc );
+        gtk_widget_show( m_widget );
+        wxShowEvent eventShow(GetId(), true);
+        eventShow.SetEventObject(this);
+        GetEventHandler()->ProcessEvent(eventShow);
+        m_showOnIdle = false;
+        return true;
+    }
+
+    return false;
+}
+
 void wxWindowGTK::OnInternalIdle()
 {
 void wxWindowGTK::OnInternalIdle()
 {
+    // Check if we have to show window now
+    if (GtkShowFromOnIdle()) return;
+
     if ( m_dirtyTabOrder )
     if ( m_dirtyTabOrder )
+    {
+        m_dirtyTabOrder = false;
         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
     // and SetBackgroundStyle(wxBG_STYLE_CUSTOM) was called
@@ -2964,9 +2784,6 @@ void wxWindowGTK::OnInternalIdle()
         m_needsStyleChange = false;
     }
 
         m_needsStyleChange = false;
     }
 
-    // Update invalidated regions.
-    GtkUpdate();
-
     wxCursor cursor = m_cursor;
     if (g_globalCursor.Ok()) cursor = g_globalCursor;
 
     wxCursor cursor = m_cursor;
     if (g_globalCursor.Ok()) cursor = g_globalCursor;
 
@@ -2991,13 +2808,11 @@ void wxWindowGTK::OnInternalIdle()
                 gdk_window_set_cursor( window, cursor.GetCursor() );
 
         }
                 gdk_window_set_cursor( window, cursor.GetCursor() );
 
         }
-        else
+        else if ( m_widget )
         {
         {
-
             GdkWindow *window = m_widget->window;
             GdkWindow *window = m_widget->window;
-            if ((window) && !(GTK_WIDGET_NO_WINDOW(m_widget)))
+            if ( window && !GTK_WIDGET_NO_WINDOW(m_widget) )
                gdk_window_set_cursor( window, cursor.GetCursor() );
                gdk_window_set_cursor( window, cursor.GetCursor() );
-
         }
     }
 
         }
     }
 
@@ -3017,135 +2832,56 @@ void wxWindowGTK::DoSetClientSize( int width, int height )
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
 
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
 
-    if (!m_wxwindow)
-    {
-        SetSize( width, height );
-    }
-    else
+    if (m_wxwindow)
     {
         int dw = 0;
         int dh = 0;
 
     {
         int dw = 0;
         int dh = 0;
 
-#ifndef __WXUNIVERSAL__
-        if (HasFlag(wxRAISED_BORDER) || HasFlag(wxSUNKEN_BORDER))
-        {
-            /* when using GTK 1.2 we set the shadow border size to 2 */
-            dw += 2 * 2;
-            dh += 2 * 2;
-        }
-        if (HasFlag(wxSIMPLE_BORDER))
-        {
-            /* when using GTK 1.2 we set the simple border size to 1 */
-            dw += 1 * 2;
-            dh += 1 * 2;
-        }
-#endif // __WXUNIVERSAL__
-
         if (m_hasScrolling)
         {
         if (m_hasScrolling)
         {
-            GtkScrolledWindow *scroll_window = GTK_SCROLLED_WINDOW(m_widget);
-
-            GtkRequisition vscroll_req;
-            vscroll_req.width = 2;
-            vscroll_req.height = 2;
-            (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(scroll_window->vscrollbar) )->size_request )
-                (scroll_window->vscrollbar, &vscroll_req );
-
-            GtkRequisition hscroll_req;
-            hscroll_req.width = 2;
-            hscroll_req.height = 2;
-            (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(scroll_window->hscrollbar) )->size_request )
-                (scroll_window->hscrollbar, &hscroll_req );
-
-            GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT_GET_CLASS(m_widget) );
-
-            if (scroll_window->vscrollbar_visible)
-            {
-                dw += vscroll_req.width;
-                dw += scroll_class->scrollbar_spacing;
-            }
-
-            if (scroll_window->hscrollbar_visible)
-            {
-                dh += hscroll_req.height;
-                dh += scroll_class->scrollbar_spacing;
-            }
+            GetScrollbarWidth(m_widget, dw, dh);
         }
 
         }
 
-       SetSize( width+dw, height+dh );
+        const int border = GTK_CONTAINER(m_wxwindow)->border_width;
+        dw += 2 * border;
+        dh += 2 * border;
+
+        width += dw;
+        height += dh;
     }
     }
+
+    SetSize(width, height);
 }
 
 void wxWindowGTK::DoGetClientSize( int *width, int *height ) const
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
 
 }
 
 void wxWindowGTK::DoGetClientSize( int *width, int *height ) const
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
 
-    if (!m_wxwindow)
-    {
-        if (width) (*width) = m_width;
-        if (height) (*height) = m_height;
-    }
-    else
+    int w = m_width;
+    int h = m_height;
+
+    if (m_wxwindow)
     {
         int dw = 0;
         int dh = 0;
 
     {
         int dw = 0;
         int dh = 0;
 
-#ifndef __WXUNIVERSAL__
-        if (HasFlag(wxRAISED_BORDER) || HasFlag(wxSUNKEN_BORDER))
-        {
-            /* when using GTK 1.2 we set the shadow border size to 2 */
-            dw += 2 * 2;
-            dh += 2 * 2;
-        }
-        if (HasFlag(wxSIMPLE_BORDER))
-        {
-            /* when using GTK 1.2 we set the simple border size to 1 */
-            dw += 1 * 2;
-            dh += 1 * 2;
-        }
-#endif // __WXUNIVERSAL__
-
         if (m_hasScrolling)
         if (m_hasScrolling)
-        {
-            GtkScrolledWindow *scroll_window = GTK_SCROLLED_WINDOW(m_widget);
-
-            GtkRequisition vscroll_req;
-            vscroll_req.width = 2;
-            vscroll_req.height = 2;
-            (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(scroll_window->vscrollbar) )->size_request )
-                (scroll_window->vscrollbar, &vscroll_req );
-
-            GtkRequisition hscroll_req;
-            hscroll_req.width = 2;
-            hscroll_req.height = 2;
-            (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(scroll_window->hscrollbar) )->size_request )
-                (scroll_window->hscrollbar, &hscroll_req );
-
-            GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT_GET_CLASS(m_widget) );
-
-            if (scroll_window->vscrollbar_visible)
-            {
-                dw += vscroll_req.width;
-                dw += scroll_class->scrollbar_spacing;
-            }
-
-            if (scroll_window->hscrollbar_visible)
-            {
-                dh += hscroll_req.height;
-                dh += scroll_class->scrollbar_spacing;
-            }
-        }
-
-        if (width) (*width) = m_width - dw;
-        if (height) (*height) = m_height - dh;
+            GetScrollbarWidth(m_widget, dw, dh);
+
+        const int border = GTK_CONTAINER(m_wxwindow)->border_width;
+        dw += 2 * border;
+        dh += 2 * border;
+
+        w -= dw;
+        h -= dh;
+        if (w < 0)
+            w = 0;
+        if (h < 0)
+            h = 0;
     }
 
     }
 
-/*
-    printf( "GetClientSize, name %s ", GetName().c_str() );
-    if (width) printf( " width = %d", (*width) );
-    if (height) printf( " height = %d", (*height) );
-    printf( "\n" );
-*/
+    if (width) *width = w;
+    if (height) *height = h;
 }
 
 void wxWindowGTK::DoGetPosition( int *x, int *y ) const
 }
 
 void wxWindowGTK::DoGetPosition( int *x, int *y ) const
@@ -3157,8 +2893,30 @@ void wxWindowGTK::DoGetPosition( int *x, int *y ) const
     if (m_parent && m_parent->m_wxwindow)
     {
         GtkPizza *pizza = GTK_PIZZA(m_parent->m_wxwindow);
     if (m_parent && m_parent->m_wxwindow)
     {
         GtkPizza *pizza = GTK_PIZZA(m_parent->m_wxwindow);
-        dx = pizza->xoffset;
-        dy = pizza->yoffset;
+        dx = gtk_pizza_get_xoffset( pizza );
+        dy = gtk_pizza_get_yoffset( pizza );
+    }
+
+    if (m_x == -1 && m_y == -1)
+    {
+        GdkWindow *source = (GdkWindow *) NULL;
+        if (m_wxwindow)
+            source = GTK_PIZZA(m_wxwindow)->bin_window;
+        else
+            source = m_widget->window;
+
+        if (source)
+        {
+            int org_x = 0;
+            int org_y = 0;
+            gdk_window_get_origin( source, &org_x, &org_y );
+
+            if (GetParent())
+                GetParent()->ScreenToClient(&org_x, &org_y);
+
+            wx_const_cast(wxWindowGTK*, this)->m_x = org_x;
+            wx_const_cast(wxWindowGTK*, this)->m_y = org_y;
+        }
     }
 
     if (x) (*x) = m_x - dx;
     }
 
     if (x) (*x) = m_x - dx;
@@ -3190,7 +2948,15 @@ void wxWindowGTK::DoClientToScreen( int *x, int *y ) const
         }
     }
 
         }
     }
 
-    if (x) *x += org_x;
+
+    if (x)
+    {
+        if (GetLayoutDirection() == wxLayout_RightToLeft)
+            *x = (GetClientSize().x - *x) + org_x;
+        else
+            *x += org_x;
+    }
+
     if (y) *y += org_y;
 }
 
     if (y) *y += org_y;
 }
 
@@ -3218,8 +2984,14 @@ void wxWindowGTK::DoScreenToClient( int *x, int *y ) const
             org_y += m_widget->allocation.y;
         }
     }
             org_y += m_widget->allocation.y;
         }
     }
-
-    if (x) *x -= org_x;
+
+    if (x)
+    {
+        if (GetLayoutDirection() == wxLayout_RightToLeft)
+            *x = (GetClientSize().x - *x) - org_x;
+        else
+            *x -= org_x;
+    }
     if (y) *y -= org_y;
 }
 
     if (y) *y -= org_y;
 }
 
@@ -3234,14 +3006,22 @@ bool wxWindowGTK::Show( bool show )
     }
 
     if (show)
     }
 
     if (show)
-        gtk_widget_show( m_widget );
+    {
+        if (!m_showOnIdle)
+        {
+            gtk_widget_show( m_widget );
+            wxShowEvent eventShow(GetId(), show);
+            eventShow.SetEventObject(this);
+            GetEventHandler()->ProcessEvent(eventShow);
+        }
+    }
     else
     else
+    {
         gtk_widget_hide( m_widget );
         gtk_widget_hide( m_widget );
-
-    wxShowEvent eventShow(GetId(), show);
-    eventShow.SetEventObject(this);
-
-    GetEventHandler()->ProcessEvent(eventShow);
+        wxShowEvent eventShow(GetId(), show);
+        eventShow.SetEventObject(this);
+        GetEventHandler()->ProcessEvent(eventShow);
+    }
 
     return true;
 }
 
     return true;
 }
@@ -3305,7 +3085,7 @@ int wxWindowGTK::GetCharHeight() const
     PangoRectangle rect;
     pango_layout_line_get_extents(line, NULL, &rect);
 
     PangoRectangle rect;
     pango_layout_line_get_extents(line, NULL, &rect);
 
-    g_object_unref( G_OBJECT( layout ) );
+    g_object_unref (layout);
 
     return (int) PANGO_PIXELS(rect.height);
 }
 
     return (int) PANGO_PIXELS(rect.height);
 }
@@ -3333,7 +3113,7 @@ int wxWindowGTK::GetCharWidth() const
     PangoRectangle rect;
     pango_layout_line_get_extents(line, NULL, &rect);
 
     PangoRectangle rect;
     pango_layout_line_get_extents(line, NULL, &rect);
 
-    g_object_unref( G_OBJECT( layout ) );
+    g_object_unref (layout);
 
     return (int) PANGO_PIXELS(rect.width);
 }
 
     return (int) PANGO_PIXELS(rect.width);
 }
@@ -3371,14 +3151,9 @@ void wxWindowGTK::GetTextExtent( const wxString& string,
     PangoLayout *layout = pango_layout_new(context);
     pango_layout_set_font_description(layout, desc);
     {
     PangoLayout *layout = pango_layout_new(context);
     pango_layout_set_font_description(layout, desc);
     {
-#if wxUSE_UNICODE
-        const wxCharBuffer data = wxConvUTF8.cWC2MB( string );
-        pango_layout_set_text(layout, (const char*) data, strlen( (const char*) data ));
-#else
-        const wxWCharBuffer wdata = wxConvLocal.cMB2WC( string );
-        const wxCharBuffer data = wxConvUTF8.cWC2MB( wdata );
-        pango_layout_set_text(layout, (const char*) data, strlen( (const char*) data ));
-#endif
+        const wxCharBuffer data = wxGTK_CONV( string );
+        if ( data )
+            pango_layout_set_text(layout, data, strlen(data));
     }
 
     PangoRectangle rect;
     }
 
     PangoRectangle rect;
@@ -3395,7 +3170,23 @@ void wxWindowGTK::GetTextExtent( const wxString& string,
     }
     if (externalLeading) (*externalLeading) = 0;  // ??
 
     }
     if (externalLeading) (*externalLeading) = 0;  // ??
 
-    g_object_unref( G_OBJECT( layout ) );
+    g_object_unref (layout);
+}
+
+bool wxWindowGTK::GTKSetDelayedFocusIfNeeded()
+{
+    if ( g_delayedFocus == this )
+    {
+        if ( GTK_WIDGET_REALIZED(m_widget) )
+        {
+            gtk_widget_grab_focus(m_widget);
+            g_delayedFocus = NULL;
+
+            return true;
+        }
+    }
+
+    return false;
 }
 
 void wxWindowGTK::SetFocus()
 }
 
 void wxWindowGTK::SetFocus()
@@ -3418,6 +3209,12 @@ void wxWindowGTK::SetFocus()
     {
         if (GTK_IS_CONTAINER(m_widget))
         {
     {
         if (GTK_IS_CONTAINER(m_widget))
         {
+            if (IsKindOf(CLASSINFO(wxRadioButton)))
+            {
+                gtk_widget_grab_focus (m_widget);
+                return;
+            }
+
             gtk_widget_child_focus( m_widget, GTK_DIR_TAB_FORWARD );
         }
         else
             gtk_widget_child_focus( m_widget, GTK_DIR_TAB_FORWARD );
         }
         else
@@ -3484,6 +3281,12 @@ bool wxWindowGTK::Reparent( wxWindowBase *newParentBase )
 
     if (newParent)
     {
 
     if (newParent)
     {
+        if (GTK_WIDGET_VISIBLE (newParent->m_widget))
+        {
+            m_showOnIdle = true;
+            gtk_widget_hide( m_widget );
+        }
+
         /* insert GTK representation */
         (*(newParent->m_insertCallback))(newParent, this);
     }
         /* insert GTK representation */
         (*(newParent->m_insertCallback))(newParent, this);
     }
@@ -3491,6 +3294,8 @@ bool wxWindowGTK::Reparent( wxWindowBase *newParentBase )
     /* reverse: prevent GTK from deleting the widget arbitrarily */
     gtk_widget_unref( m_widget );
 
     /* reverse: prevent GTK from deleting the widget arbitrarily */
     gtk_widget_unref( m_widget );
 
+    SetLayoutDirection(wxLayout_Default);
+
     return true;
 }
 
     return true;
 }
 
@@ -3525,6 +3330,63 @@ void wxWindowGTK::RemoveChild(wxWindowBase *child)
         wxapp_install_idle_handler();
 }
 
         wxapp_install_idle_handler();
 }
 
+/* static */
+wxLayoutDirection wxWindowGTK::GTKGetLayout(GtkWidget *widget)
+{
+    return gtk_widget_get_direction(GTK_WIDGET(widget)) == GTK_TEXT_DIR_RTL
+                ? wxLayout_RightToLeft
+                : wxLayout_LeftToRight;
+}
+
+/* static */
+void wxWindowGTK::GTKSetLayout(GtkWidget *widget, wxLayoutDirection dir)
+{
+    wxASSERT_MSG( dir != wxLayout_Default, _T("invalid layout direction") );
+
+    gtk_widget_set_direction(GTK_WIDGET(widget),
+                             dir == wxLayout_RightToLeft ? GTK_TEXT_DIR_RTL
+                                                         : GTK_TEXT_DIR_LTR);
+}
+
+wxLayoutDirection wxWindowGTK::GetLayoutDirection() const
+{
+    return GTKGetLayout(m_widget);
+}
+
+void wxWindowGTK::SetLayoutDirection(wxLayoutDirection dir)
+{
+    if ( dir == wxLayout_Default )
+    {
+        const wxWindow *const parent = GetParent();
+        if ( parent )
+        {
+            // inherit layout from parent.
+            dir = parent->GetLayoutDirection();
+        }
+        else // no parent, use global default layout
+        {
+            dir = wxTheApp->GetLayoutDirection();
+        }
+    }
+
+    if ( dir == wxLayout_Default )
+        return;
+
+    GTKSetLayout(m_widget, dir);
+
+    if (m_wxwindow)
+        GTKSetLayout(m_wxwindow, dir);
+}
+
+wxCoord
+wxWindowGTK::AdjustForLayoutDirection(wxCoord x,
+                                      wxCoord WXUNUSED(width),
+                                      wxCoord WXUNUSED(widthTotal)) const
+{
+    // We now mirrors the coordinates of RTL windows in GtkPizza
+    return x;
+}
+
 void wxWindowGTK::DoMoveInTabOrder(wxWindow *win, MoveKind move)
 {
     wxWindowBase::DoMoveInTabOrder(win, move);
 void wxWindowGTK::DoMoveInTabOrder(wxWindow *win, MoveKind move)
 {
     wxWindowBase::DoMoveInTabOrder(win, move);
@@ -3533,18 +3395,64 @@ void wxWindowGTK::DoMoveInTabOrder(wxWindow *win, MoveKind move)
         wxapp_install_idle_handler();
 }
 
         wxapp_install_idle_handler();
 }
 
+bool wxWindowGTK::GTKWidgetNeedsMnemonic() const
+{
+    // none needed by default
+    return false;
+}
+
+void wxWindowGTK::GTKWidgetDoSetMnemonic(GtkWidget* WXUNUSED(w))
+{
+    // nothing to do by default since none is needed
+}
+
 void wxWindowGTK::RealizeTabOrder()
 {
     if (m_wxwindow)
     {
 void wxWindowGTK::RealizeTabOrder()
 {
     if (m_wxwindow)
     {
-        if (m_children.size() > 0)
+        if ( !m_children.empty() )
         {
         {
+            // we don't only construct the correct focus chain but also use
+            // this opportunity to update the mnemonic widgets for the widgets
+            // that need them
+
             GList *chain = NULL;
             GList *chain = NULL;
+            wxWindowGTK* mnemonicWindow = NULL;
 
 
-            for (wxWindowList::const_iterator i = m_children.begin();
-                    i != m_children.end(); ++i)
+            for ( wxWindowList::const_iterator i = m_children.begin();
+                  i != m_children.end();
+                  ++i )
             {
             {
-                chain = g_list_prepend(chain, (*i)->m_widget);
+                wxWindowGTK *win = *i;
+
+                if ( mnemonicWindow )
+                {
+                    if ( win->AcceptsFocusFromKeyboard() )
+                    {
+                        // wxComboBox et al. needs to focus on on a different
+                        // widget than m_widget, so if the main widget isn't
+                        // focusable try the connect widget
+                        GtkWidget* w = win->m_widget;
+                        if ( !GTK_WIDGET_CAN_FOCUS(w) )
+                        {
+                            w = win->GetConnectWidget();
+                            if ( !GTK_WIDGET_CAN_FOCUS(w) )
+                                w = NULL;
+                        }
+
+                        if ( w )
+                        {
+                            mnemonicWindow->GTKWidgetDoSetMnemonic(w);
+                            mnemonicWindow = NULL;
+                        }
+                    }
+                }
+                else if ( win->GTKWidgetNeedsMnemonic() )
+                {
+                    mnemonicWindow = win;
+                }
+
+                chain = g_list_prepend(chain, win->m_widget);
             }
 
             chain = g_list_reverse(chain);
             }
 
             chain = g_list_reverse(chain);
@@ -3552,13 +3460,11 @@ void wxWindowGTK::RealizeTabOrder()
             gtk_container_set_focus_chain(GTK_CONTAINER(m_wxwindow), chain);
             g_list_free(chain);
         }
             gtk_container_set_focus_chain(GTK_CONTAINER(m_wxwindow), chain);
             g_list_free(chain);
         }
-        else
+        else // no children
         {
             gtk_container_unset_focus_chain(GTK_CONTAINER(m_wxwindow));
         }
     }
         {
             gtk_container_unset_focus_chain(GTK_CONTAINER(m_wxwindow));
         }
     }
-
-    m_dirtyTabOrder = false;
 }
 
 void wxWindowGTK::Raise()
 }
 
 void wxWindowGTK::Raise()
@@ -3591,18 +3497,41 @@ void wxWindowGTK::Lower()
 
 bool wxWindowGTK::SetCursor( const wxCursor &cursor )
 {
 
 bool wxWindowGTK::SetCursor( const wxCursor &cursor )
 {
-    wxCHECK_MSG( (m_widget != NULL), false, wxT("invalid window") );
+    if ( !wxWindowBase::SetCursor(cursor.Ok() ? cursor : *wxSTANDARD_CURSOR) )
+        return false;
 
 
-    if (cursor == m_cursor)
-       return false;
+    GTKUpdateCursor();
 
 
-    if (g_isIdle)
-        wxapp_install_idle_handler();
+    return true;
+}
 
 
-    if (cursor == wxNullCursor)
-       return wxWindowBase::SetCursor( *wxSTANDARD_CURSOR );
-    else
-       return wxWindowBase::SetCursor( cursor );
+void wxWindowGTK::GTKUpdateCursor()
+{
+    wxCursor cursor(g_globalCursor.Ok() ? g_globalCursor : GetCursor());
+    if ( cursor.Ok() )
+    {
+        wxArrayGdkWindows windowsThis;
+        GdkWindow * const winThis = GTKGetWindow(windowsThis);
+        if ( winThis )
+        {
+            gdk_window_set_cursor(winThis, cursor.GetCursor());
+        }
+        else
+        {
+            const size_t count = windowsThis.size();
+            for ( size_t n = 0; n < count; n++ )
+            {
+                GdkWindow *win = windowsThis[n];
+                if ( !win )
+                {
+                    wxFAIL_MSG(_T("NULL window returned by GTKGetWindow()?"));
+                    continue;
+                }
+
+                gdk_window_set_cursor(win, cursor.GetCursor());
+            }
+        }
+    }
 }
 
 void wxWindowGTK::WarpPointer( int x, int y )
 }
 
 void wxWindowGTK::WarpPointer( int x, int y )
@@ -3622,6 +3551,48 @@ void wxWindowGTK::WarpPointer( int x, int y )
         gdk_window_warp_pointer( window, x, y );
 }
 
         gdk_window_warp_pointer( window, x, y );
 }
 
+wxWindowGTK::ScrollDir wxWindowGTK::ScrollDirFromRange(GtkRange *range) const
+{
+    // find the scrollbar which generated the event
+    for ( int dir = 0; dir < ScrollDir_Max; dir++ )
+    {
+        if ( range == m_scrollBar[dir] )
+            return (ScrollDir)dir;
+    }
+
+    wxFAIL_MSG( _T("event from unknown scrollbar received") );
+
+    return ScrollDir_Max;
+}
+
+bool wxWindowGTK::DoScrollByUnits(ScrollDir dir, ScrollUnit unit, int units)
+{
+    bool changed = false;
+    GtkRange* range = m_scrollBar[dir];
+    if ( range && units )
+    {
+        GtkAdjustment* adj = range->adjustment;
+        gdouble inc = unit == ScrollUnit_Line ? adj->step_increment
+                                              : adj->page_increment;
+
+        const int posOld = int(adj->value + 0.5);
+        gtk_range_set_value(range, posOld + units*inc);
+
+        changed = int(adj->value + 0.5) != posOld;
+    }
+
+    return changed;
+}
+
+bool wxWindowGTK::ScrollLines(int lines)
+{
+    return DoScrollByUnits(ScrollDir_Vert, ScrollUnit_Line, lines);
+}
+
+bool wxWindowGTK::ScrollPages(int pages)
+{
+    return DoScrollByUnits(ScrollDir_Vert, ScrollUnit_Page, pages);
+}
 
 void wxWindowGTK::Refresh( bool eraseBackground, const wxRect *rect )
 {
 
 void wxWindowGTK::Refresh( bool eraseBackground, const wxRect *rect )
 {
@@ -3632,6 +3603,8 @@ void wxWindowGTK::Refresh( bool eraseBackground, const wxRect *rect )
 
     if (m_wxwindow)
     {
 
     if (m_wxwindow)
     {
+        if (!GTK_PIZZA(m_wxwindow)->bin_window) return;
+
         GdkRectangle gdk_rect,
                     *p;
         if (rect)
         GdkRectangle gdk_rect,
                     *p;
         if (rect)
@@ -3640,6 +3613,9 @@ void wxWindowGTK::Refresh( bool eraseBackground, const wxRect *rect )
             gdk_rect.y = rect->y;
             gdk_rect.width = rect->width;
             gdk_rect.height = rect->height;
             gdk_rect.y = rect->y;
             gdk_rect.width = rect->width;
             gdk_rect.height = rect->height;
+            if (GetLayoutDirection() == wxLayout_RightToLeft)
+                gdk_rect.x = GetClientSize().x - gdk_rect.x - gdk_rect.width;
+
             p = &gdk_rect;
         }
         else // invalidate everything
             p = &gdk_rect;
         }
         else // invalidate everything
@@ -3666,6 +3642,8 @@ 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_wxwindow && GTK_PIZZA(m_wxwindow)->bin_window)
         gdk_window_process_updates( GTK_PIZZA(m_wxwindow)->bin_window, FALSE );
+    if (m_widget && m_widget->window)
+        gdk_window_process_updates( m_widget->window, FALSE );
 
     // for consistency with other platforms (and also because it's convenient
     // to be able to update an entire TLW by calling Update() only once), we
 
     // 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
@@ -3678,6 +3656,20 @@ void wxWindowGTK::GtkUpdate()
     }
 }
 
     }
 }
 
+bool wxWindowGTK::DoIsExposed( int x, int y ) const
+{
+    return m_updateRegion.Contains(x, y) != wxOutRegion;
+}
+
+
+bool wxWindowGTK::DoIsExposed( int x, int y, int w, int h ) const
+{
+    if (GetLayoutDirection() == wxLayout_RightToLeft)
+        return m_updateRegion.Contains(x-w, y, w, h) != wxOutRegion;
+    else
+        return m_updateRegion.Contains(x, y, w, h) != wxOutRegion;
+}
+
 void wxWindowGTK::GtkSendPaintEvents()
 {
     if (!m_wxwindow)
 void wxWindowGTK::GtkSendPaintEvents()
 {
     if (!m_wxwindow)
@@ -3689,6 +3681,33 @@ void wxWindowGTK::GtkSendPaintEvents()
     // Clip to paint region in wxClientDC
     m_clipPaintRegion = true;
 
     // Clip to paint region in wxClientDC
     m_clipPaintRegion = true;
 
+    m_nativeUpdateRegion = m_updateRegion;
+
+    if (GetLayoutDirection() == wxLayout_RightToLeft)
+    {
+        // Transform m_updateRegion under RTL
+        m_updateRegion.Clear();
+
+        gint width;
+        gdk_window_get_geometry( GTK_PIZZA(m_wxwindow)->bin_window,
+                                 NULL, NULL, &width, NULL, NULL );
+
+        wxRegionIterator upd( m_nativeUpdateRegion );
+        while (upd)
+        {
+            wxRect rect;
+            rect.x = upd.GetX();
+            rect.y = upd.GetY();
+            rect.width = upd.GetWidth();
+            rect.height = upd.GetHeight();
+
+            rect.x = width - rect.x - rect.width;
+            m_updateRegion.Union( rect );
+
+            ++upd;
+        }
+    }
+
     // widget to draw on
     GtkPizza *pizza = GTK_PIZZA (m_wxwindow);
 
     // widget to draw on
     GtkPizza *pizza = GTK_PIZZA (m_wxwindow);
 
@@ -3701,7 +3720,7 @@ void wxWindowGTK::GtkSendPaintEvents()
 
         if (GTK_WIDGET_MAPPED(parent->m_widget))
         {
 
         if (GTK_WIDGET_MAPPED(parent->m_widget))
         {
-            wxRegionIterator upd( m_updateRegion );
+            wxRegionIterator upd( m_nativeUpdateRegion );
             while (upd)
             {
                 GdkRectangle rect;
             while (upd)
             {
                 GdkRectangle rect;
@@ -3724,7 +3743,6 @@ void wxWindowGTK::GtkSendPaintEvents()
         }
     }
     else
         }
     }
     else
-
     {
         wxWindowDC dc( (wxWindow*)this );
         dc.SetClippingRegion( m_updateRegion );
     {
         wxWindowDC dc( (wxWindow*)this );
         dc.SetClippingRegion( m_updateRegion );
@@ -3746,6 +3764,20 @@ void wxWindowGTK::GtkSendPaintEvents()
     m_clipPaintRegion = false;
 
     m_updateRegion.Clear();
     m_clipPaintRegion = false;
 
     m_updateRegion.Clear();
+    m_nativeUpdateRegion.Clear();
+}
+
+void wxWindowGTK::SetDoubleBuffered( bool on )
+{
+    wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
+
+    if ( m_wxwindow )
+        gtk_widget_set_double_buffered( m_wxwindow, on );
+}
+
+bool wxWindowGTK::IsDoubleBuffered() const
+{
+    return GTK_WIDGET_DOUBLE_BUFFERED( m_wxwindow );
 }
 
 void wxWindowGTK::ClearBackground()
 }
 
 void wxWindowGTK::ClearBackground()
@@ -3764,8 +3796,15 @@ void wxWindowGTK::DoSetToolTip( wxToolTip *tip )
 
 void wxWindowGTK::ApplyToolTip( GtkTooltips *tips, const wxChar *tip )
 {
 
 void wxWindowGTK::ApplyToolTip( GtkTooltips *tips, const wxChar *tip )
 {
-    wxString tmp( tip );
-    gtk_tooltips_set_tip( tips, GetConnectWidget(), wxGTK_CONV(tmp), (gchar*) NULL );
+    if (tip)
+    {
+        wxString tmp( tip );
+        gtk_tooltips_set_tip( tips, GetConnectWidget(), wxGTK_CONV(tmp), (gchar*) NULL );
+    }
+    else
+    {
+        gtk_tooltips_set_tip( tips, GetConnectWidget(), NULL, NULL);
+    }
 }
 #endif // wxUSE_TOOLTIPS
 
 }
 #endif // wxUSE_TOOLTIPS
 
@@ -3837,7 +3876,7 @@ GtkRcStyle *wxWindowGTK::CreateWidgetStyle(bool forceStyle)
 
     if ( m_foregroundColour.Ok() )
     {
 
     if ( m_foregroundColour.Ok() )
     {
-        GdkColor *fg = m_foregroundColour.GetColor();
+        const GdkColor *fg = m_foregroundColour.GetColor();
 
         style->fg[GTK_STATE_NORMAL] = *fg;
         style->color_flags[GTK_STATE_NORMAL] = GTK_RC_FG;
 
         style->fg[GTK_STATE_NORMAL] = *fg;
         style->color_flags[GTK_STATE_NORMAL] = GTK_RC_FG;
@@ -3851,7 +3890,7 @@ GtkRcStyle *wxWindowGTK::CreateWidgetStyle(bool forceStyle)
 
     if ( m_backgroundColour.Ok() )
     {
 
     if ( m_backgroundColour.Ok() )
     {
-        GdkColor *bg = m_backgroundColour.GetColor();
+        const GdkColor *bg = m_backgroundColour.GetColor();
 
         style->bg[GTK_STATE_NORMAL] = *bg;
         style->base[GTK_STATE_NORMAL] = *bg;
 
         style->bg[GTK_STATE_NORMAL] = *bg;
         style->base[GTK_STATE_NORMAL] = *bg;
@@ -3962,12 +4001,18 @@ GtkWidget* wxWindowGTK::GetConnectWidget()
     return connect_widget;
 }
 
     return connect_widget;
 }
 
-bool wxWindowGTK::IsOwnGtkWindow( GdkWindow *window )
+bool wxWindowGTK::GTKIsOwnWindow(GdkWindow *window) const
 {
 {
-    if (m_wxwindow)
-        return (window == GTK_PIZZA(m_wxwindow)->bin_window);
+    wxArrayGdkWindows windowsThis;
+    GdkWindow * const winThis = GTKGetWindow(windowsThis);
+
+    return winThis ? window == winThis
+                   : windowsThis.Index(window) != wxNOT_FOUND;
+}
 
 
-    return (window == m_widget->window);
+GdkWindow *wxWindowGTK::GTKGetWindow(wxArrayGdkWindows& WXUNUSED(windows)) const
+{
+    return m_wxwindow ? GTK_PIZZA(m_wxwindow)->bin_window : m_widget->window;
 }
 
 bool wxWindowGTK::SetFont( const wxFont &font )
 }
 
 bool wxWindowGTK::SetFont( const wxFont &font )
@@ -3996,7 +4041,7 @@ void wxWindowGTK::DoCaptureMouse()
 
     wxCHECK_RET( window, _T("CaptureMouse() failed") );
 
 
     wxCHECK_RET( window, _T("CaptureMouse() failed") );
 
-    wxCursor* cursor = & m_cursor;
+    const wxCursor* cursor = &m_cursor;
     if (!cursor->Ok())
         cursor = wxSTANDARD_CURSOR;
 
     if (!cursor->Ok())
         cursor = wxSTANDARD_CURSOR;
 
@@ -4044,139 +4089,156 @@ bool wxWindowGTK::IsRetained() const
     return false;
 }
 
     return false;
 }
 
-void wxWindowGTK::SetScrollbar( int orient, int pos, int thumbVisible,
-      int range, bool refresh )
+void wxWindowGTK::BlockScrollEvent()
 {
 {
-    wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
+    wxASSERT(!m_blockScrollEvent);
+    m_blockScrollEvent = true;
+}
 
 
-    wxCHECK_RET( m_wxwindow != NULL, wxT("window needs client area for scrolling") );
+void wxWindowGTK::UnblockScrollEvent()
+{
+    wxASSERT(m_blockScrollEvent);
+    m_blockScrollEvent = false;
+}
 
 
-    m_hasScrolling = true;
+void wxWindowGTK::SetScrollbar(int orient,
+                               int pos,
+                               int thumbVisible,
+                               int range,
+                               bool WXUNUSED(update))
+{
+    wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
+    wxCHECK_RET( m_wxwindow != NULL, wxT("window needs client area for scrolling") );
 
 
-    if (orient == wxHORIZONTAL)
+    if (range > 0)
     {
     {
-        float fpos = (float)pos;
-        float frange = (float)range;
-        float fthumb = (float)thumbVisible;
-        if (fpos > frange-fthumb) fpos = frange-fthumb;
-        if (fpos < 0.0) fpos = 0.0;
-
-        if ((fabs(frange-m_hAdjust->upper) < 0.2) &&
-            (fabs(fthumb-m_hAdjust->page_size) < 0.2))
-        {
-            SetScrollPos( orient, pos, refresh );
-            return;
-        }
-
-        m_oldHorizontalPos = fpos;
-
-        m_hAdjust->lower = 0.0;
-        m_hAdjust->upper = frange;
-        m_hAdjust->value = fpos;
-        m_hAdjust->step_increment = 1.0;
-        m_hAdjust->page_increment = (float)(wxMax(fthumb,0));
-        m_hAdjust->page_size = fthumb;
+        m_hasScrolling = true;
     }
     else
     {
     }
     else
     {
-        float fpos = (float)pos;
-        float frange = (float)range;
-        float fthumb = (float)thumbVisible;
-        if (fpos > frange-fthumb) fpos = frange-fthumb;
-        if (fpos < 0.0) fpos = 0.0;
-
-        if ((fabs(frange-m_vAdjust->upper) < 0.2) &&
-            (fabs(fthumb-m_vAdjust->page_size) < 0.2))
-        {
-            SetScrollPos( orient, pos, refresh );
-            return;
-        }
-
-        m_oldVerticalPos = fpos;
-
-        m_vAdjust->lower = 0.0;
-        m_vAdjust->upper = frange;
-        m_vAdjust->value = fpos;
-        m_vAdjust->step_increment = 1.0;
-        m_vAdjust->page_increment = (float)(wxMax(fthumb,0));
-        m_vAdjust->page_size = fthumb;
+        // GtkRange requires upper > lower
+        range =
+        thumbVisible = 1;
     }
 
     }
 
-    if (orient == wxHORIZONTAL)
-        g_signal_emit_by_name (m_hAdjust, "changed");
-    else
-        g_signal_emit_by_name (m_vAdjust, "changed");
-}
-
-void wxWindowGTK::GtkUpdateScrollbar(int orient)
-{
-    GtkAdjustment *adj = orient == wxHORIZONTAL ? m_hAdjust : m_vAdjust;
-    gpointer fn = orient == wxHORIZONTAL
-            ? (gpointer) gtk_window_hscroll_callback
-            : (gpointer) gtk_window_vscroll_callback;
-
-    g_signal_handlers_disconnect_by_func (adj, fn, this);
-    g_signal_emit_by_name (adj, "value_changed");
-    g_signal_connect (adj, "value_changed", G_CALLBACK (fn), this);
+    if (pos > range - thumbVisible)
+        pos = range - thumbVisible;
+    if (pos < 0)
+        pos = 0;
+    GtkAdjustment* adj = m_scrollBar[ScrollDirFromOrient(orient)]->adjustment;
+    adj->step_increment = 1;
+    adj->page_increment =
+    adj->page_size = thumbVisible;
+    adj->upper = range;
+    SetScrollPos(orient, pos);
+    gtk_adjustment_changed(adj);
 }
 
 }
 
-void wxWindowGTK::SetScrollPos( int orient, int pos, bool WXUNUSED(refresh) )
+void wxWindowGTK::SetScrollPos(int orient, int pos, bool WXUNUSED(refresh))
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
     wxCHECK_RET( m_wxwindow != NULL, wxT("window needs client area for scrolling") );
 
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
     wxCHECK_RET( m_wxwindow != NULL, wxT("window needs client area for scrolling") );
 
-    GtkAdjustment *adj = orient == wxHORIZONTAL ? m_hAdjust : m_vAdjust;
-
-    float fpos = (float)pos;
-    if (fpos > adj->upper - adj->page_size)
-        fpos = adj->upper - adj->page_size;
-    if (fpos < 0.0)
-        fpos = 0.0;
-    *(orient == wxHORIZONTAL ? &m_oldHorizontalPos : &m_oldVerticalPos) = fpos;
-
-    if (fabs(fpos-adj->value) < 0.2)
-        return;
-    adj->value = fpos;
-
-    if ( m_wxwindow->window )
+    // This check is more than an optimization. Without it, the slider
+    //   will not move smoothly while tracking when using wxScrollHelper.
+    if (GetScrollPos(orient) != pos)
     {
     {
+        const int dir = ScrollDirFromOrient(orient);
+        GtkAdjustment* adj = m_scrollBar[dir]->adjustment;
+        const int max = int(adj->upper - adj->page_size);
+        if (pos > max)
+            pos = max;
+        if (pos < 0)
+            pos = 0;
+        m_scrollPos[dir] = adj->value = pos;
+
+        // If a "value_changed" signal emission is not already in progress
+        if (!m_blockValueChanged[dir])
+        {
+            gtk_adjustment_value_changed(adj);
+        }
     }
 }
 
     }
 }
 
-int wxWindowGTK::GetScrollThumb( int orient ) const
+int wxWindowGTK::GetScrollThumb(int orient) const
 {
     wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid window") );
 {
     wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid window") );
-
     wxCHECK_MSG( m_wxwindow != NULL, 0, wxT("window needs client area for scrolling") );
 
     wxCHECK_MSG( m_wxwindow != NULL, 0, wxT("window needs client area for scrolling") );
 
-    if (orient == wxHORIZONTAL)
-        return (int)(m_hAdjust->page_size+0.5);
-    else
-        return (int)(m_vAdjust->page_size+0.5);
+    return int(m_scrollBar[ScrollDirFromOrient(orient)]->adjustment->page_size);
 }
 
 int wxWindowGTK::GetScrollPos( int orient ) const
 {
     wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid window") );
 }
 
 int wxWindowGTK::GetScrollPos( int orient ) const
 {
     wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid window") );
-
     wxCHECK_MSG( m_wxwindow != NULL, 0, wxT("window needs client area for scrolling") );
 
     wxCHECK_MSG( m_wxwindow != NULL, 0, wxT("window needs client area for scrolling") );
 
-    if (orient == wxHORIZONTAL)
-        return (int)(m_hAdjust->value+0.5);
-    else
-        return (int)(m_vAdjust->value+0.5);
+    return int(m_scrollBar[ScrollDirFromOrient(orient)]->adjustment->value + 0.5);
 }
 
 int wxWindowGTK::GetScrollRange( int orient ) const
 {
     wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid window") );
 }
 
 int wxWindowGTK::GetScrollRange( int orient ) const
 {
     wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid window") );
-
     wxCHECK_MSG( m_wxwindow != NULL, 0, wxT("window needs client area for scrolling") );
 
     wxCHECK_MSG( m_wxwindow != NULL, 0, wxT("window needs client area for scrolling") );
 
-    if (orient == wxHORIZONTAL)
-        return (int)(m_hAdjust->upper+0.5);
-    else
-        return (int)(m_vAdjust->upper+0.5);
+    return int(m_scrollBar[ScrollDirFromOrient(orient)]->adjustment->upper);
+}
+
+// Determine if increment is the same as +/-x, allowing for some small
+//   difference due to possible inexactness in floating point arithmetic
+static inline bool IsScrollIncrement(double increment, double x)
+{
+    wxASSERT(increment > 0);
+    const double tolerance = 1.0 / 1024;
+    return fabs(increment - fabs(x)) < tolerance;
+}
+
+wxEventType wxWindowGTK::GetScrollEventType(GtkRange* range)
+{
+    DEBUG_MAIN_THREAD
+
+    if (g_isIdle)
+        wxapp_install_idle_handler();
+
+    wxASSERT(range == m_scrollBar[0] || range == m_scrollBar[1]);
+
+    const int barIndex = range == m_scrollBar[1];
+    GtkAdjustment* adj = range->adjustment;
+
+    const int value = int(adj->value + 0.5);
+
+    // 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))
+    {
+        return wxEVT_NULL;
+    }
+
+    wxEventType eventType = wxEVT_SCROLL_THUMBTRACK;
+    if (!m_isScrolling)
+    {
+        // Difference from last change event
+        const double diff = adj->value - oldPos;
+        const bool isDown = diff > 0;
+
+        if (IsScrollIncrement(adj->step_increment, diff))
+        {
+            eventType = isDown ? wxEVT_SCROLL_LINEDOWN : wxEVT_SCROLL_LINEUP;
+        }
+        else if (IsScrollIncrement(adj->page_increment, diff))
+        {
+            eventType = isDown ? wxEVT_SCROLL_PAGEDOWN : wxEVT_SCROLL_PAGEUP;
+        }
+        else if (m_mouseButtonDown)
+        {
+            // Assume track event
+            m_isScrolling = true;
+        }
+    }
+    return eventType;
 }
 
 void wxWindowGTK::ScrollWindow( int dx, int dy, const wxRect* WXUNUSED(rect) )
 }
 
 void wxWindowGTK::ScrollWindow( int dx, int dy, const wxRect* WXUNUSED(rect) )
@@ -4190,9 +4252,57 @@ void wxWindowGTK::ScrollWindow( int dx, int dy, const wxRect* WXUNUSED(rect) )
 
     m_clipPaintRegion = true;
 
 
     m_clipPaintRegion = true;
 
-    gtk_pizza_scroll( GTK_PIZZA(m_wxwindow), -dx, -dy );
+    if (GetLayoutDirection() == wxLayout_RightToLeft)
+        gtk_pizza_scroll( GTK_PIZZA(m_wxwindow), dx, -dy );
+    else
+        gtk_pizza_scroll( GTK_PIZZA(m_wxwindow), -dx, -dy );
 
     m_clipPaintRegion = false;
 
     m_clipPaintRegion = false;
+
+#if wxUSE_CARET
+    bool restoreCaret = (GetCaret() != NULL && GetCaret()->IsVisible());
+    if (restoreCaret)
+    {
+        wxRect caretRect(GetCaret()->GetPosition(), GetCaret()->GetSize());
+        if (dx > 0)
+            caretRect.width += dx;
+        else
+        {
+            caretRect.x += dx; caretRect.width -= dx;
+        }
+        if (dy > 0)
+            caretRect.height += dy;
+        else
+        {
+            caretRect.y += dy; caretRect.height -= dy;
+        }
+
+        RefreshRect(caretRect);
+    }
+#endif // wxUSE_CARET
+}
+
+void wxWindowGTK::GtkScrolledWindowSetBorder(GtkWidget* w, int wxstyle)
+{
+    //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
+    //as well...
+    if (!(wxstyle & wxNO_BORDER) && !(wxstyle & wxBORDER_STATIC))
+    {
+        GtkShadowType gtkstyle;
+
+        if(wxstyle & wxBORDER_RAISED)
+            gtkstyle = GTK_SHADOW_OUT;
+        else if (wxstyle & wxBORDER_SUNKEN)
+            gtkstyle = GTK_SHADOW_IN;
+        else if (wxstyle & wxBORDER_DOUBLE)
+            gtkstyle = GTK_SHADOW_ETCHED_IN;
+        else //default
+            gtkstyle = GTK_SHADOW_IN;
+
+        gtk_scrolled_window_set_shadow_type( GTK_SCROLLED_WINDOW(w),
+                                             gtkstyle );
+    }
 }
 
 void wxWindowGTK::SetWindowStyleFlag( long style )
 }
 
 void wxWindowGTK::SetWindowStyleFlag( long style )
@@ -4250,34 +4360,3 @@ void wxRemoveGrab(wxWindow* window)
 {
     gtk_grab_remove( (GtkWidget*) window->GetHandle() );
 }
 {
     gtk_grab_remove( (GtkWidget*) window->GetHandle() );
 }
-
-// ----------------------------------------------------------------------------
-// wxWinModule
-// ----------------------------------------------------------------------------
-
-class wxWinModule : public wxModule
-{
-public:
-    bool OnInit();
-    void OnExit();
-
-private:
-    DECLARE_DYNAMIC_CLASS(wxWinModule)
-};
-
-IMPLEMENT_DYNAMIC_CLASS(wxWinModule, wxModule)
-
-bool wxWinModule::OnInit()
-{
-    // g_eraseGC = gdk_gc_new( GDK_ROOT_PARENT() );
-    // gdk_gc_set_fill( g_eraseGC, GDK_SOLID );
-
-    return true;
-}
-
-void wxWinModule::OnExit()
-{
-    if (g_eraseGC)
-        gdk_gc_unref( g_eraseGC );
-}
-