]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk1/window.cpp
Made dnd reentrent safe as per stable tree.
[wxWidgets.git] / src / gtk1 / window.cpp
index 9a6841c797c516f3b9bf69116544edfa89b250e8..a85d6ab17b857ad6d222173471a3f122b5be095b 100644 (file)
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        window.cpp
+// Name:        gtk/window.cpp
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
     #pragma implementation "window.h"
 #endif
 
+#ifdef __VMS
+#define XWarpPointer XWARPPOINTER
+#endif
+
 #include "wx/defs.h"
 #include "wx/window.h"
 #include "wx/dc.h"
     #include "wx/tooltip.h"
 #endif
 
+#if wxUSE_CARET
+    #include "wx/caret.h"
+#endif // wxUSE_CARET
+
 #include "wx/menu.h"
 #include "wx/statusbr.h"
 #include "wx/intl.h"
 #include "wx/settings.h"
 #include "wx/log.h"
 
+#ifdef __WXDEBUG__
+    #include "wx/thread.h"
+#endif
+
 #include <math.h>
 
-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
-#include "gdk/gdkprivate.h"
-#include "gdk/gdkkeysyms.h"
-#include "wx/gtk/win_gtk.h"
+#include <gdk/gdk.h>
+#include <gtk/gtk.h>
+#include <gdk/gdkprivate.h>
+#include <gdk/gdkkeysyms.h>
+#include <gdk/gdkx.h>
 
-#include "gdk/gdkx.h"
+#include <gtk/gtk.h>
+#include <gtk/gtkprivate.h>
+
+#include "wx/gtk/win_gtk.h"
 
 //-----------------------------------------------------------------------------
 // documentation on internals
@@ -198,12 +213,22 @@ static int        g_sendActivateEvent = -1;
    the last click here */
 static guint32 gs_timeLastClick = 0;
 
+extern bool g_mainThreadLocked;
+
 //-----------------------------------------------------------------------------
 // debug
 //-----------------------------------------------------------------------------
 
+#define DISABLE_STYLE_IF_BROKEN_THEME 1
+
 #ifdef __WXDEBUG__
 
+#if wxUSE_THREADS
+#   define DEBUG_MAIN_THREAD if (wxThread::IsMain() && g_mainThreadLocked) printf("gui reentrance");
+#else
+#   define DEBUG_MAIN_THREAD
+#endif
+
 static gint gtk_debug_focus_in_callback( GtkWidget *WXUNUSED(widget),
                                          GdkEvent *WXUNUSED(event),
                                          const wxChar *WXUNUSED(name) )
@@ -223,20 +248,25 @@ static gint gtk_debug_focus_in_callback( GtkWidget *WXUNUSED(widget),
 
 void debug_focus_in( GtkWidget* widget, const wxChar* name, const wxChar *window )
 {
-/*
-    wxString tmp = name;
-    tmp += wxT(" FROM ");
-    tmp += window;
+    // suppress warnings about gtk_debug_focus_in_callback being unused with
+    // this "if ( 0 )"
+    if ( 0 )
+    {
+        wxString tmp = name;
+        tmp += wxT(" FROM ");
+        tmp += window;
 
-    wxChar *s = new wxChar[tmp.Length()+1];
+        wxChar *s = new wxChar[tmp.Length()+1];
 
-    wxStrcpy( s, tmp );
+        wxStrcpy( s, tmp );
 
-    gtk_signal_connect( GTK_OBJECT(widget), "focus_in_event",
-      GTK_SIGNAL_FUNC(gtk_debug_focus_in_callback), (gpointer)s );
-*/
+        gtk_signal_connect( GTK_OBJECT(widget), "focus_in_event",
+          GTK_SIGNAL_FUNC(gtk_debug_focus_in_callback), (gpointer)s );
+    }
 }
 
+#else
+#define DEBUG_MAIN_THREAD
 #endif // Debug
 
 //-----------------------------------------------------------------------------
@@ -248,11 +278,23 @@ gdk_window_warp_pointer (GdkWindow      *window,
                          gint            x,
                          gint            y)
 {
+#ifndef __WXGTK20__
   GdkWindowPrivate *priv;
+#endif
 
   if (!window)
-    window = (GdkWindow*) &gdk_root_parent;
+    window = GDK_ROOT_PARENT();
 
+#ifdef __WXGTK20__
+  if (!GDK_WINDOW_DESTROYED(window))
+  {
+      XWarpPointer (GDK_WINDOW_XDISPLAY(window),
+                    None,              /* not source window -> move from anywhere */
+                    GDK_WINDOW_XID(window),  /* dest window */
+                    0, 0, 0, 0,        /* not source window -> move from anywhere */
+                    x, y );
+  }
+#else
   priv = (GdkWindowPrivate*) window;
 
   if (!priv->destroyed)
@@ -263,6 +305,7 @@ gdk_window_warp_pointer (GdkWindow      *window,
                     0, 0, 0, 0,        /* not source window -> move from anywhere */
                     x, y );
   }
+#endif
 }
 
 //-----------------------------------------------------------------------------
@@ -276,6 +319,28 @@ extern bool g_isIdle;
 // local code (see below)
 //-----------------------------------------------------------------------------
 
+// returns the child of win which currently has focus or NULL if not found
+static wxWindow *FindFocusedChild(wxWindow *win)
+{
+    wxWindow *winFocus = wxWindow::FindFocus();
+    if ( !winFocus )
+        return (wxWindow *)NULL;
+
+    if ( winFocus == win )
+        return win;
+
+    for ( wxWindowList::Node *node = win->GetChildren().GetFirst();
+          node;
+          node = node->GetNext() )
+    {
+        wxWindow *child = FindFocusedChild(node->GetData());
+        if ( child )
+            return child;
+    }
+
+    return (wxWindow *)NULL;
+}
+
 static void draw_frame( GtkWidget *widget, wxWindow *win )
 {
     if (!win->m_hasVMT)
@@ -284,29 +349,35 @@ static void draw_frame( GtkWidget *widget, wxWindow *win )
     int dw = 0;
     int dh = 0;
 
-    if (win->HasScrolling())
+    if (win->m_hasScrolling)
     {
-        GtkScrolledWindow *scroll_window = GTK_SCROLLED_WINDOW(widget);
-        GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT(widget)->klass );
+            GtkScrolledWindow *scroll_window = GTK_SCROLLED_WINDOW(widget);
 
-/*
-            GtkWidget *hscrollbar = scroll_window->hscrollbar;
-            GtkWidget *vscrollbar = scroll_window->vscrollbar;
+            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 );
 
-            we use this instead:  range.slider_width = 11 + 2*2pts edge
-*/
+            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 );
 
-        if (scroll_window->vscrollbar_visible)
-        {
-            dw += 15;   /* dw += vscrollbar->allocation.width; */
-            dw += scroll_class->scrollbar_spacing;
-        }
+            GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT_GET_CLASS(widget) );
 
-        if (scroll_window->hscrollbar_visible)
-        {
-            dh += 15;   /* dh += hscrollbar->allocation.height; */
-            dh += scroll_class->scrollbar_spacing;
-        }
+            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;
+            }
     }
 
     int dx = 0;
@@ -324,7 +395,7 @@ static void draw_frame( GtkWidget *widget, wxWindow *win )
                          GTK_STATE_NORMAL,
                          GTK_SHADOW_OUT,
                          dx, dy,
-                         win->m_width-dw, win->m_height-dh );
+                         widget->allocation.width-dw, widget->allocation.height-dh );
         return;
     }
 
@@ -335,7 +406,7 @@ static void draw_frame( GtkWidget *widget, wxWindow *win )
                          GTK_STATE_NORMAL,
                          GTK_SHADOW_IN,
                          dx, dy,
-                         win->m_width-dw, win->m_height-dh );
+                         widget->allocation.width-dw, widget->allocation.height-dh );
         return;
     }
 
@@ -346,7 +417,7 @@ static void draw_frame( GtkWidget *widget, wxWindow *win )
         gdk_gc_set_foreground( gc, &widget->style->black );
         gdk_draw_rectangle( widget->window, gc, FALSE,
                          dx, dy,
-                         win->m_width-dw-1, win->m_height-dh-1 );
+                         widget->allocation.width-dw-1, widget->allocation.height-dh-1 );
         gdk_gc_unref( gc );
         return;
     }
@@ -356,10 +427,13 @@ static void draw_frame( GtkWidget *widget, wxWindow *win )
 // "expose_event" of m_widget
 //-----------------------------------------------------------------------------
 
-static void gtk_window_own_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_event, wxWindow *win )
+gint gtk_window_own_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_event, wxWindow *win )
 {
-    if (gdk_event->count > 0) return;
+    if (gdk_event->count > 0) return FALSE;
+    
     draw_frame( widget, win );
+    
+    return TRUE;
 }
 
 //-----------------------------------------------------------------------------
@@ -472,7 +546,7 @@ static long map_to_unmodified_wx_keysym( KeySym keysym )
         case GDK_F12:           key_code = WXK_F12;         break;
         default:
         {
-            if (keysym <= 0xFF)
+            if ((keysym & 0xF000) == 0)
             {
                 guint upper = gdk_keyval_to_upper( (guint)keysym );
                 keysym = (upper != 0 ? upper : keysym ); /* to be MSW compatible */
@@ -571,7 +645,7 @@ static long map_to_wx_keysym( KeySym keysym )
         case GDK_F12:           key_code = WXK_F12;         break;
         default:
         {
-            if (keysym <= 0xFF)
+            if ((keysym & 0xF000) == 0)
             {
                 key_code = (guint)keysym;
             }
@@ -585,75 +659,189 @@ static long map_to_wx_keysym( KeySym keysym )
 // "expose_event" of m_wxwindow
 //-----------------------------------------------------------------------------
 
-static void gtk_window_expose_callback( GtkWidget *WXUNUSED(widget), GdkEventExpose *gdk_event, wxWindow *win )
+static int gtk_window_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_event, wxWindow *win )
 {
-    if (!win->m_hasVMT)
-        return;
+    DEBUG_MAIN_THREAD
+
+    if (g_isIdle)
+        wxapp_install_idle_handler();
+        
+/*
+    if (win->GetName() == wxT("panel"))
+    {
+        wxPrintf( wxT("OnExpose from ") );
+        if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
+            wxPrintf( win->GetClassInfo()->GetClassName() );
+        wxPrintf( wxT(" %d %d %d %d\n"), (int)gdk_event->area.x,
+                                         (int)gdk_event->area.y,
+                                         (int)gdk_event->area.width,
+                                         (int)gdk_event->area.height );
+    }
+*/
+                                
+    GtkPizza *pizza = GTK_PIZZA (widget);
+
+    if (win->GetThemeEnabled())
+    {
+        wxWindow *parent = win->GetParent();
+        while (parent && !parent->IsTopLevel())
+            parent = parent->GetParent();
+        if (!parent)
+            parent = win;
 
+        gtk_paint_flat_box (parent->m_widget->style, pizza->bin_window, GTK_STATE_NORMAL,
+                   GTK_SHADOW_NONE, &gdk_event->area, parent->m_widget, "base", 0, 0, -1, -1);
+    }
+        
     win->GetUpdateRegion().Union( gdk_event->area.x,
                                   gdk_event->area.y,
                                   gdk_event->area.width,
                                   gdk_event->area.height );
 
-    if (gdk_event->count > 0)
-        return;
+    if (gdk_event->count == 0)
+    {
+        wxEraseEvent eevent( win->GetId() );
+        eevent.SetEventObject( win );
+        win->GetEventHandler()->ProcessEvent(eevent);
 
-/*
-    wxPrintf( "OnExpose from " );
-    if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
-        wxPrintf( win->GetClassInfo()->GetClassName() );
-    wxPrintf( " %d %d %d %d\n", (int)gdk_event->area.x,
-                                (int)gdk_event->area.y,
-                                (int)gdk_event->area.width,
-                                (int)gdk_event->area.height );
-*/
+        wxPaintEvent event( win->GetId() );
+        event.SetEventObject( win );
+        win->GetEventHandler()->ProcessEvent( event );
+        
+        win->GetUpdateRegion().Clear();
+    }
+    
+        /* The following code will result in all window-less widgets
+           being redrawn if the wxWindows class is given a chance to
+           paint *anything* because it will then be allowed to paint
+           over the window-less widgets */
+       
+        GList *children = pizza->children;
+        while (children)
+        {
+            GtkPizzaChild *child = (GtkPizzaChild*) children->data;
+            children = children->next;
 
-    wxEraseEvent eevent( win->GetId() );
-    eevent.SetEventObject( win );
-    win->GetEventHandler()->ProcessEvent(eevent);
+            GdkEventExpose child_event = *gdk_event;
 
-    wxPaintEvent event( win->GetId() );
-    event.SetEventObject( win );
-    win->GetEventHandler()->ProcessEvent( event );
+            if (GTK_WIDGET_NO_WINDOW (child->widget) &&
+                GTK_WIDGET_DRAWABLE (child->widget) /* &&
+                gtk_widget_intersect (child->widget, &gdk_event->area, &child_event.area)*/ )
+            {
+                child_event.area.x = child->widget->allocation.x;
+                child_event.area.y = child->widget->allocation.y;
+                child_event.area.width = child->widget->allocation.width;
+                child_event.area.height = child->widget->allocation.height;
+                gtk_widget_event (child->widget, (GdkEvent*) &child_event);
+            }
+        }
+        
+    return TRUE;
+}
 
-    win->GetUpdateRegion().Clear();
+//-----------------------------------------------------------------------------
+// "event" of m_wxwindow
+//-----------------------------------------------------------------------------
+
+/* GTK thinks it is clever and filters out a certain amount of "unneeded"
+   expose events. We need them, of course, so we override the main event
+   procedure in GtkWidget by giving our own handler for all system events.
+   There, we look for expose events ourselves whereas all other events are
+   handled normally. */
+
+gint gtk_window_event_event_callback( GtkWidget *widget, GdkEventExpose *event, wxWindow *win )
+{
+    if (event->type == GDK_EXPOSE)
+    {
+        gint ret = gtk_window_expose_callback( widget, event, win );
+        return ret;
+    }
+
+    return FALSE;
 }
 
 //-----------------------------------------------------------------------------
 // "draw" of m_wxwindow
 //-----------------------------------------------------------------------------
 
-static void gtk_window_draw_callback( GtkWidget *WXUNUSED(widget),
-                                      GdkRectangle *rect, wxWindow *win )
+/* This callback is a complete replacement of the gtk_pizza_draw() function,
+   which disabled. */
+
+static void gtk_window_draw_callback( GtkWidget *widget, GdkRectangle *rect, wxWindow *win )
 {
+    DEBUG_MAIN_THREAD
+
     if (g_isIdle)
         wxapp_install_idle_handler();
 
-    if (!win->m_hasVMT)
-        return;
-
-    win->GetUpdateRegion().Union( rect->x, rect->y,
-                                  rect->width, rect->height );
+    // this is supposed to take care of extra (and unneeded) frame repaints
+    if (win->GetChildren().GetCount() == 0)
+        return; 
 
 /*
-    wxPrintf( "OnDraw from " );
-    if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
-        printf( win->GetClassInfo()->GetClassName() );
-    wxPrintf( " %d %d %d %d\n", (int)rect->x,
-                                (int)rect->y,
-                                (int)rect->width,
-                                (int)rect->height );
+    if (win->GetName() == wxT("panel"))
+    {
+        wxPrintf( wxT("OnDraw from ") );
+        if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
+            wxPrintf( win->GetClassInfo()->GetClassName() );
+        wxPrintf( wxT(" %d %d %d %d\n"), (int)rect->x,
+                                         (int)rect->y,
+                                         (int)rect->width,
+                                         (int)rect->height );
+    }
 */
+   
+    GtkPizza *pizza = GTK_PIZZA (widget);
 
-    wxEraseEvent eevent( win->GetId() );
-    eevent.SetEventObject( win );
-    win->GetEventHandler()->ProcessEvent(eevent);
+    if (win->GetThemeEnabled())
+    {
+        wxWindow *parent = win->GetParent();
+        while (parent && !parent->IsTopLevel())
+            parent = parent->GetParent();
+        if (!parent)
+            parent = win;
 
-    wxPaintEvent event( win->GetId() );
-    event.SetEventObject( win );
-    win->GetEventHandler()->ProcessEvent( event );
+        gtk_paint_flat_box (parent->m_widget->style, pizza->bin_window, GTK_STATE_NORMAL,
+                   GTK_SHADOW_NONE, rect, parent->m_widget, "base", 0, 0, -1, -1);
+    }
+        
+        
+    if (!(GTK_WIDGET_APP_PAINTABLE (widget)) &&
+         (pizza->clear_on_draw))
+    {
+        gdk_window_clear_area( pizza->bin_window,
+                               rect->x, rect->y, rect->width, rect->height);
+    }
+    
+    win->GetUpdateRegion().Union( rect->x, rect->y, rect->width, rect->height );
+
+    win->m_clipPaintRegion = TRUE;
+    
+        wxEraseEvent eevent( win->GetId() );
+        eevent.SetEventObject( win );
+        win->GetEventHandler()->ProcessEvent(eevent);
+
+        wxPaintEvent event( win->GetId() );
+        event.SetEventObject( win );
+        win->GetEventHandler()->ProcessEvent( event );
+
+        win->GetUpdateRegion().Clear();
+    
+        win->m_clipPaintRegion = FALSE;
+    
+    
+        GList *children = pizza->children;
+        while (children)
+        {
+            GtkPizzaChild *child = (GtkPizzaChild*) children->data;
+            children = children->next;
 
-    win->GetUpdateRegion().Clear();
+            GdkRectangle child_area;
+            if (gtk_widget_intersect (child->widget, rect, &child_area))
+            {
+                gtk_widget_draw (child->widget, &child_area /* (GdkRectangle*) NULL*/ );
+            }
+        }
 }
 
 //-----------------------------------------------------------------------------
@@ -662,19 +850,22 @@ static void gtk_window_draw_callback( GtkWidget *WXUNUSED(widget),
 
 static gint gtk_window_key_press_callback( GtkWidget *widget, GdkEventKey *gdk_event, wxWindow *win )
 {
+    DEBUG_MAIN_THREAD
+
     if (g_isIdle)
         wxapp_install_idle_handler();
 
     if (!win->m_hasVMT) return FALSE;
     if (g_blockEventsOnDrag) return FALSE;
 
+
 /*
     wxString tmp;
     tmp += (char)gdk_event->keyval;
     printf( "KeyDown-Code is: %s.\n", tmp.c_str() );
     printf( "KeyDown-ScanCode is: %d.\n", gdk_event->keyval );
 */
-    
+
     int x = 0;
     int y = 0;
     GdkModifierType state;
@@ -712,7 +903,7 @@ static gint gtk_window_key_press_callback( GtkWidget *widget, GdkEventKey *gdk_e
                 ret = ancestor->GetEventHandler()->ProcessEvent( command_event );
                 break;
             }
-            if (ancestor->m_isFrame)
+            if (ancestor->IsTopLevel())
                 break;
             ancestor = ancestor->GetParent();
         }
@@ -744,18 +935,23 @@ static gint gtk_window_key_press_callback( GtkWidget *widget, GdkEventKey *gdk_e
     /* win is a control: tab can be propagated up */
     if ( (!ret) &&
          ((gdk_event->keyval == GDK_Tab) || (gdk_event->keyval == GDK_ISO_Left_Tab)) &&
+// VZ: testing for wxTE_PROCESS_TAB shouldn't be done here the control may
+//     have this style, yet choose not to process this particular TAB in which
+//     case TAB must still work as a navigational character
+#if 0
          (!win->HasFlag(wxTE_PROCESS_TAB)) &&
+#endif // 0
          (win->GetParent()) &&
          (win->GetParent()->HasFlag( wxTAB_TRAVERSAL)) )
     {
         wxNavigationKeyEvent new_event;
-        new_event.SetEventObject( win );
+        new_event.SetEventObject( win->GetParent() );
         /* GDK reports GDK_ISO_Left_Tab for SHIFT-TAB */
         new_event.SetDirection( (gdk_event->keyval == GDK_Tab) );
         /* CTRL-TAB changes the (parent) window, i.e. switch notebook page */
         new_event.SetWindowChange( (gdk_event->state & GDK_CONTROL_MASK) );
         new_event.SetCurrentFocus( win );
-        ret = win->GetEventHandler()->ProcessEvent( new_event );
+        ret = win->GetParent()->GetEventHandler()->ProcessEvent( new_event );
     }
 
     /* generate wxID_CANCEL if <esc> has been pressed (typically in dialogs) */
@@ -814,6 +1010,8 @@ static gint gtk_window_key_press_callback( GtkWidget *widget, GdkEventKey *gdk_e
 
 static gint gtk_window_key_release_callback( GtkWidget *widget, GdkEventKey *gdk_event, wxWindow *win )
 {
+    DEBUG_MAIN_THREAD
+
     if (g_isIdle)
         wxapp_install_idle_handler();
 
@@ -864,12 +1062,46 @@ static gint gtk_window_key_release_callback( GtkWidget *widget, GdkEventKey *gdk
     return FALSE;
 }
 
+// ----------------------------------------------------------------------------
+// mouse event processing helper
+// ----------------------------------------------------------------------------
+
+static void AdjustEventButtonState(wxMouseEvent& event)
+{
+    // GDK reports the old state of the button for a button press event, but
+    // for compatibility with MSW and common sense we want m_leftDown be TRUE
+    // for a LEFT_DOWN event, not FALSE, so we will invert
+    // left/right/middleDown for the corresponding click events
+    switch ( event.GetEventType() )
+    {
+        case wxEVT_LEFT_DOWN:
+        case wxEVT_LEFT_DCLICK:
+        case wxEVT_LEFT_UP:
+            event.m_leftDown = !event.m_leftDown;
+            break;
+
+        case wxEVT_MIDDLE_DOWN:
+        case wxEVT_MIDDLE_DCLICK:
+        case wxEVT_MIDDLE_UP:
+            event.m_middleDown = !event.m_middleDown;
+            break;
+
+        case wxEVT_RIGHT_DOWN:
+        case wxEVT_RIGHT_DCLICK:
+        case wxEVT_RIGHT_UP:
+            event.m_rightDown = !event.m_rightDown;
+            break;
+    }
+}
+
 //-----------------------------------------------------------------------------
 // "button_press_event"
 //-----------------------------------------------------------------------------
 
 static gint gtk_window_button_press_callback( GtkWidget *widget, GdkEventButton *gdk_event, wxWindow *win )
 {
+    DEBUG_MAIN_THREAD
+
     if (g_isIdle)
         wxapp_install_idle_handler();
 
@@ -901,7 +1133,7 @@ static gint gtk_window_button_press_callback( GtkWidget *widget, GdkEventButton
         }
     }
 
-    wxEventType event_type = wxEVT_LEFT_DOWN;
+    wxEventType event_type = wxEVT_NULL;
 
     if (gdk_event->button == 1)
     {
@@ -931,6 +1163,12 @@ static gint gtk_window_button_press_callback( GtkWidget *widget, GdkEventButton
         }
     }
 
+    if ( event_type == wxEVT_NULL )
+    {
+        // unknown mouse button or click type
+        return FALSE;
+    }
+
     wxMouseEvent event( event_type );
     event.SetTimestamp( gdk_event->time );
     event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK);
@@ -941,8 +1179,10 @@ static gint gtk_window_button_press_callback( GtkWidget *widget, GdkEventButton
     event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK);
     event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK);
 
-    event.m_x = (long)gdk_event->x;
-    event.m_y = (long)gdk_event->y;
+    event.m_x = (wxCoord)gdk_event->x;
+    event.m_y = (wxCoord)gdk_event->y;
+
+    AdjustEventButtonState(event);
 
     // Some control don't have their own X window and thus cannot get
     // any events.
@@ -1034,6 +1274,8 @@ static gint gtk_window_button_press_callback( GtkWidget *widget, GdkEventButton
 
 static gint gtk_window_button_release_callback( GtkWidget *widget, GdkEventButton *gdk_event, wxWindow *win )
 {
+    DEBUG_MAIN_THREAD
+
     if (g_isIdle)
         wxapp_install_idle_handler();
 
@@ -1057,6 +1299,7 @@ static gint gtk_window_button_release_callback( GtkWidget *widget, GdkEventButto
         case 1: event_type = wxEVT_LEFT_UP; break;
         case 2: event_type = wxEVT_MIDDLE_UP; break;
         case 3: event_type = wxEVT_RIGHT_UP; break;
+        default: return FALSE;
     }
 
     wxMouseEvent event( event_type );
@@ -1068,8 +1311,10 @@ static gint gtk_window_button_release_callback( GtkWidget *widget, GdkEventButto
     event.m_leftDown = (gdk_event->state & GDK_BUTTON1_MASK);
     event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK);
     event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK);
-    event.m_x = (long)gdk_event->x;
-    event.m_y = (long)gdk_event->y;
+    event.m_x = (wxCoord)gdk_event->x;
+    event.m_y = (wxCoord)gdk_event->y;
+
+    AdjustEventButtonState(event);
 
     // Some control don't have their own X window and thus cannot get
     // any events.
@@ -1152,6 +1397,8 @@ static gint gtk_window_button_release_callback( GtkWidget *widget, GdkEventButto
 
 static gint gtk_window_motion_notify_callback( GtkWidget *widget, GdkEventMotion *gdk_event, wxWindow *win )
 {
+    DEBUG_MAIN_THREAD
+
     if (g_isIdle)
         wxapp_install_idle_handler();
 
@@ -1188,8 +1435,8 @@ static gint gtk_window_motion_notify_callback( GtkWidget *widget, GdkEventMotion
     event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK);
     event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK);
 
-    event.m_x = (long)gdk_event->x;
-    event.m_y = (long)gdk_event->y;
+    event.m_x = (wxCoord)gdk_event->x;
+    event.m_y = (wxCoord)gdk_event->y;
 
     // Some control don't have their own X window and thus cannot get
     // any events.
@@ -1272,6 +1519,8 @@ static gint gtk_window_motion_notify_callback( GtkWidget *widget, GdkEventMotion
 
 static gint gtk_window_focus_in_callback( GtkWidget *widget, GdkEvent *WXUNUSED(event), wxWindow *win )
 {
+    DEBUG_MAIN_THREAD
+
     if (g_isIdle)
         wxapp_install_idle_handler();
 
@@ -1314,6 +1563,15 @@ static gint gtk_window_focus_in_callback( GtkWidget *widget, GdkEvent *WXUNUSED(
         gdk_im_begin(win->m_ic, win->m_wxwindow->window);
 #endif
 
+#ifdef wxUSE_CARET
+    // caret needs to be informed about focus change
+    wxCaret *caret = win->GetCaret();
+    if ( caret )
+    {
+        caret->OnSetFocus();
+    }
+#endif // wxUSE_CARET
+
     wxFocusEvent event( wxEVT_SET_FOCUS, win->GetId() );
     event.SetEventObject( win );
 
@@ -1332,6 +1590,8 @@ static gint gtk_window_focus_in_callback( GtkWidget *widget, GdkEvent *WXUNUSED(
 
 static gint gtk_window_focus_out_callback( GtkWidget *widget, GdkEvent *WXUNUSED(event), wxWindow *win )
 {
+    DEBUG_MAIN_THREAD
+
     if (g_isIdle)
         wxapp_install_idle_handler();
 
@@ -1343,6 +1603,10 @@ static gint gtk_window_focus_out_callback( GtkWidget *widget, GdkEvent *WXUNUSED
     // g_sendActivateEvent to -1
     g_sendActivateEvent = 0;
 
+    wxWindow *winFocus = FindFocusedChild(win);
+    if ( winFocus )
+        win = winFocus;
+
     g_focusWindow = (wxWindow *)NULL;
 
 /*
@@ -1357,6 +1621,15 @@ static gint gtk_window_focus_out_callback( GtkWidget *widget, GdkEvent *WXUNUSED
         gdk_im_end();
 #endif
 
+#ifdef wxUSE_CARET
+    // caret needs to be informed about focus change
+    wxCaret *caret = win->GetCaret();
+    if ( caret )
+    {
+        caret->OnKillFocus();
+    }
+#endif // wxUSE_CARET
+
     wxFocusEvent event( wxEVT_KILL_FOCUS, win->GetId() );
     event.SetEventObject( win );
 
@@ -1375,6 +1648,8 @@ static gint gtk_window_focus_out_callback( GtkWidget *widget, GdkEvent *WXUNUSED
 
 static gint gtk_window_enter_callback( GtkWidget *widget, GdkEventCrossing *gdk_event, wxWindow *win )
 {
+    DEBUG_MAIN_THREAD
+
     if (g_isIdle)
         wxapp_install_idle_handler();
 
@@ -1403,8 +1678,8 @@ static gint gtk_window_enter_callback( GtkWidget *widget, GdkEventCrossing *gdk_
     event.m_middleDown = (state & GDK_BUTTON2_MASK);
     event.m_rightDown = (state & GDK_BUTTON3_MASK);
 
-    event.m_x = (long)x;
-    event.m_y = (long)y;
+    event.m_x = x;
+    event.m_y = y;
 
     if (win->GetEventHandler()->ProcessEvent( event ))
     {
@@ -1421,6 +1696,8 @@ static gint gtk_window_enter_callback( GtkWidget *widget, GdkEventCrossing *gdk_
 
 static gint gtk_window_leave_callback( GtkWidget *widget, GdkEventCrossing *gdk_event, wxWindow *win )
 {
+    DEBUG_MAIN_THREAD
+
     if (g_isIdle)
         wxapp_install_idle_handler();
 
@@ -1449,8 +1726,8 @@ static gint gtk_window_leave_callback( GtkWidget *widget, GdkEventCrossing *gdk_
     event.m_middleDown = (state & GDK_BUTTON2_MASK);
     event.m_rightDown = (state & GDK_BUTTON3_MASK);
 
-    event.m_x = (long)x;
-    event.m_y = (long)y;
+    event.m_x = x;
+    event.m_y = y;
 
     if (win->GetEventHandler()->ProcessEvent( event ))
     {
@@ -1467,6 +1744,8 @@ static gint gtk_window_leave_callback( GtkWidget *widget, GdkEventCrossing *gdk_
 
 static void gtk_window_vscroll_callback( GtkAdjustment *adjust, wxWindow *win )
 {
+    DEBUG_MAIN_THREAD
+
     if (g_isIdle)
         wxapp_install_idle_handler();
 
@@ -1501,6 +1780,8 @@ static void gtk_window_vscroll_callback( GtkAdjustment *adjust, wxWindow *win )
 
 static void gtk_window_hscroll_callback( GtkAdjustment *adjust, wxWindow *win )
 {
+    DEBUG_MAIN_THREAD
+
     if (g_isIdle)
         wxapp_install_idle_handler();
 
@@ -1529,81 +1810,66 @@ static void gtk_window_hscroll_callback( GtkAdjustment *adjust, wxWindow *win )
 }
 
 //-----------------------------------------------------------------------------
-// "changed" from m_vAdjust
+// "button_press_event" from scrollbar
 //-----------------------------------------------------------------------------
 
-static void gtk_window_vscroll_change_callback( GtkWidget *WXUNUSED(widget), wxWindow *win )
+static gint gtk_scrollbar_button_press_callback( GtkRange *widget,
+                                                 GdkEventButton *gdk_event,
+                                                 wxWindow *win)
 {
-    if (g_isIdle)
-        wxapp_install_idle_handler();
+    DEBUG_MAIN_THREAD
 
-    if (g_blockEventsOnDrag) return;
-    if (!win->m_hasVMT) return;
-
-    wxEventType command = wxEVT_SCROLLWIN_THUMBTRACK;
-    int value = (int)(win->m_vAdjust->value+0.5);
-
-    wxScrollWinEvent event( command, value, wxVERTICAL );
-    event.SetEventObject( win );
-    win->GetEventHandler()->ProcessEvent( event );
-}
-
-//-----------------------------------------------------------------------------
-// "changed" from m_hAdjust
-//-----------------------------------------------------------------------------
-
-static void gtk_window_hscroll_change_callback( GtkWidget *WXUNUSED(widget), wxWindow *win )
-{
     if (g_isIdle)
         wxapp_install_idle_handler();
 
-    if (g_blockEventsOnDrag) return;
-    if (!win->m_hasVMT) return;
 
-    wxEventType command = wxEVT_SCROLLWIN_THUMBTRACK;
-    int value = (int)(win->m_hAdjust->value+0.5);
+    g_blockEventsOnScroll = TRUE;
+    win->m_isScrolling = (gdk_event->window == widget->slider);
 
-    wxScrollWinEvent event( command, value, wxHORIZONTAL );
-    event.SetEventObject( win );
-    win->GetEventHandler()->ProcessEvent( event );
+    return FALSE;
 }
 
 //-----------------------------------------------------------------------------
-// "button_press_event" from scrollbar
+// "button_release_event" from scrollbar
 //-----------------------------------------------------------------------------
 
-static gint gtk_scrollbar_button_press_callback( GtkRange *WXUNUSED(widget),
-                                                 GdkEventButton *WXUNUSED(gdk_event),
-                                                 wxWindow *win )
+static gint gtk_scrollbar_button_release_callback( GtkRange *widget,
+                                                   GdkEventButton *WXUNUSED(gdk_event),
+                                                   wxWindow *win)
 {
-    if (g_isIdle)
-        wxapp_install_idle_handler();
+    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;
 
-    win->SetScrolling( TRUE );
+    g_blockEventsOnScroll = FALSE;
 
-    return FALSE;
-}
-
-//-----------------------------------------------------------------------------
-// "button_release_event" from scrollbar
-//-----------------------------------------------------------------------------
+    if (win->m_isScrolling)
+    {
+        wxEventType command = wxEVT_SCROLLWIN_THUMBRELEASE;
+        int value = -1;
+        int dir = -1;
 
-static gint gtk_scrollbar_button_release_callback( GtkRange *WXUNUSED(widget),
-                                                   GdkEventButton *WXUNUSED(gdk_event),
-                                                   wxWindow *win )
-{
+        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;
+        }
 
-//  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;
+        wxScrollWinEvent event( command, value, dir );
+        event.SetEventObject( win );
+        win->GetEventHandler()->ProcessEvent( event );
+    }
 
-    win->SetScrolling( FALSE );
+    win->m_isScrolling = FALSE;
 
     return FALSE;
 }
@@ -1628,12 +1894,11 @@ wxWindow *wxWindowBase::FindFocus()
 static gint
 gtk_window_realized_callback( GtkWidget *WXUNUSED(m_widget), wxWindow *win )
 {
+    DEBUG_MAIN_THREAD
+
     if (g_isIdle)
         wxapp_install_idle_handler();
 
-    if (win->m_delayedFont)
-        win->SetFont( win->GetFont() );
-
     if (win->m_delayedBackgroundColour)
         win->SetBackgroundColour( win->GetBackgroundColour() );
 
@@ -1643,7 +1908,7 @@ gtk_window_realized_callback( GtkWidget *WXUNUSED(m_widget), wxWindow *win )
     wxWindowCreateEvent event( win );
     event.SetEventObject( win );
     win->GetEventHandler()->ProcessEvent( event );
-
+    
     return FALSE;
 }
 
@@ -1651,27 +1916,64 @@ gtk_window_realized_callback( GtkWidget *WXUNUSED(m_widget), wxWindow *win )
 // "size_allocate"
 //-----------------------------------------------------------------------------
 
+static
+void gtk_window_size_callback( GtkWidget *WXUNUSED(widget),
+                               GtkAllocation *WXUNUSED(alloc),
+                               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;
+
+    win->m_oldClientWidth = client_width;
+    win->m_oldClientHeight = client_height;
+
+    if (!win->m_nativeSizeEvent)
+    {
+        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 */
 
-static void gtk_wxwindow_size_callback( GtkWidget *widget, GtkAllocation* alloc, wxFrame *win )
+static
+void gtk_wxwindow_size_callback( GtkWidget* WXUNUSED_UNLESS_XIM(widget),
+                                 GtkAllocation* WXUNUSED_UNLESS_XIM(alloc),
+                                 wxWindow* WXUNUSED_UNLESS_XIM(win) )
 {
     if (g_isIdle)
         wxapp_install_idle_handler();
 
+#ifdef HAVE_XIM
     if (!win->m_ic)
         return;
 
-#ifdef HAVE_XIM
     if  (gdk_ic_get_style (win->m_ic) & GDK_IM_PREEDIT_POSITION)
     {
         gint width, height;
 
-       gdk_window_get_size (widget->window, &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);
     }
-#endif
+#endif // HAVE_XIM
 }
 
 //-----------------------------------------------------------------------------
@@ -1681,7 +1983,8 @@ static void gtk_wxwindow_size_callback( GtkWidget *widget, GtkAllocation* alloc,
 /* Initialize XIM support */
 
 static gint
-gtk_wxwindow_realized_callback( GtkWidget *widget, wxWindow *win )
+gtk_wxwindow_realized_callback( GtkWidget * WXUNUSED_UNLESS_XIM(widget),
+                                wxWindow * WXUNUSED_UNLESS_XIM(win) )
 {
     if (g_isIdle)
         wxapp_install_idle_handler();
@@ -1693,12 +1996,12 @@ gtk_wxwindow_realized_callback( GtkWidget *widget, wxWindow *win )
 
     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;
-    GdkICAttributesType attrmask = GDK_IC_ALL_REQ;
+    unsigned attrmask = GDK_IC_ALL_REQ;
     GdkIMStyle style;
     GdkIMStyle supported_style = (GdkIMStyle)
                                   (GDK_IM_PREEDIT_NONE |
@@ -1716,10 +2019,10 @@ gtk_wxwindow_realized_callback( GtkWidget *widget, wxWindow *win )
     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_COLORMAP;
+           attr->preedit_colormap = colormap;
     }
-    
+
     attrmask |= GDK_IC_PREEDIT_FOREGROUND;
     attrmask |= GDK_IC_PREEDIT_BACKGROUND;
     attr->preedit_foreground = widget->style->fg[GTK_STATE_NORMAL];
@@ -1747,9 +2050,9 @@ gtk_wxwindow_realized_callback( GtkWidget *widget, wxWindow *win )
 
          break;
     }
-       
-      win->m_ic = gdk_ic_new (attr, attrmask);
-     
+
+      win->m_ic = gdk_ic_new (attr, (GdkICAttributesType)attrmask);
+
       if (win->m_ic == NULL)
        g_warning ("Can't create input context.");
       else
@@ -1849,8 +2152,13 @@ void wxWindow::Init()
     m_isFrame = FALSE;
     m_acceptsFocus = FALSE;
 
+    m_clipPaintRegion = FALSE;
+
     m_cursor = *wxSTANDARD_CURSOR;
-    
+
+    m_delayedForegroundColour = FALSE;
+    m_delayedBackgroundColour = FALSE;
+        
 #ifdef HAVE_XIM
     m_ic = (GdkIC*) NULL;
     m_icattr = (GdkICAttr*) NULL;
@@ -1883,22 +2191,13 @@ bool wxWindow::Create( wxWindow *parent, wxWindowID id,
     }
 
     m_insertCallback = wxInsertChildInWindow;
-
+    
     m_widget = gtk_scrolled_window_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL );
     GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
 
-#ifdef __WXDEBUG__
-    debug_focus_in( m_widget, wxT("wxWindow::m_widget"), name );
-#endif
-
     GtkScrolledWindow *scrolledWindow = GTK_SCROLLED_WINDOW(m_widget);
 
-#ifdef __WXDEBUG__
-    debug_focus_in( scrolledWindow->hscrollbar, wxT("wxWindow::hsrcollbar"), name );
-    debug_focus_in( scrolledWindow->vscrollbar, wxT("wxWindow::vsrcollbar"), name );
-#endif
-
-    GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT(m_widget)->klass );
+    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 );
@@ -1908,10 +2207,6 @@ bool wxWindow::Create( wxWindow *parent, wxWindowID id,
 
     m_wxwindow = gtk_pizza_new();
 
-#ifdef __WXDEBUG__
-    debug_focus_in( m_wxwindow, wxT("wxWindow::m_wxwindow"), name );
-#endif
-
     gtk_container_add( GTK_CONTAINER(m_widget), m_wxwindow );
 
 #if (GTK_MINOR_VERSION > 0)
@@ -2000,11 +2295,6 @@ bool wxWindow::Create( wxWindow *parent, wxWindowID id,
     gtk_signal_connect( GTK_OBJECT(m_vAdjust), "value_changed",
           (GtkSignalFunc) gtk_window_vscroll_callback, (gpointer) this );
 
-    gtk_signal_connect( GTK_OBJECT(m_hAdjust), "changed",
-          (GtkSignalFunc) gtk_window_hscroll_change_callback, (gpointer) this );
-    gtk_signal_connect(GTK_OBJECT(m_vAdjust), "changed",
-          (GtkSignalFunc) gtk_window_vscroll_change_callback, (gpointer) this );
-
     gtk_widget_show( m_wxwindow );
 
     if (m_parent)
@@ -2039,7 +2329,11 @@ wxWindow::~wxWindow()
 
     if (m_widgetStyle)
     {
-        gtk_style_unref( m_widgetStyle );
+#if DISABLE_STYLE_IF_BROKEN_THEME
+        // don't delete if it's a pixmap theme style
+        if (!m_widgetStyle->engine_data)
+            gtk_style_unref( m_widgetStyle );
+#endif            
         m_widgetStyle = (GtkStyle*) NULL;
     }
 
@@ -2097,6 +2391,12 @@ void wxWindow::PostCreation()
         if (!m_noExpose)
         {
             /* these get reported to wxWindows -> wxPaintEvent */
+            
+            gtk_pizza_set_external( GTK_PIZZA(m_wxwindow), TRUE );
+
+            gtk_signal_connect( GTK_OBJECT(m_wxwindow), "event",
+                GTK_SIGNAL_FUNC(gtk_window_event_event_callback), (gpointer)this );
+
             gtk_signal_connect( GTK_OBJECT(m_wxwindow), "expose_event",
                 GTK_SIGNAL_FUNC(gtk_window_expose_callback), (gpointer)this );
 
@@ -2126,7 +2426,7 @@ void wxWindow::PostCreation()
     {
         // For dialogs and frames, we are interested mainly in
        // m_widget's focus.
-       
+
         gtk_signal_connect( GTK_OBJECT(m_widget), "focus_in_event",
             GTK_SIGNAL_FUNC(gtk_window_focus_in_callback), (gpointer)this );
 
@@ -2142,18 +2442,22 @@ void wxWindow::PostCreation()
        been realized, so we do this directly after realization */
     gtk_signal_connect( GTK_OBJECT(connect_widget), "realize",
                             GTK_SIGNAL_FUNC(gtk_window_realized_callback), (gpointer) this );
+
     if (m_wxwindow)
     {
-        /* Initialize XIM support.  */
+        /* Catch native resize events. */
+        gtk_signal_connect( GTK_OBJECT(m_wxwindow), "size_allocate",
+                            GTK_SIGNAL_FUNC(gtk_window_size_callback), (gpointer)this );
+
+        /* Initialize XIM support. */
         gtk_signal_connect( GTK_OBJECT(m_wxwindow), "realize",
                             GTK_SIGNAL_FUNC(gtk_wxwindow_realized_callback), (gpointer) this );
-                           
-        /* And resize XIM window.  */
+
+        /* And resize XIM window. */
         gtk_signal_connect( GTK_OBJECT(m_wxwindow), "size_allocate",
                             GTK_SIGNAL_FUNC(gtk_wxwindow_size_callback), (gpointer)this );
     }
-    
+
     m_hasVMT = TRUE;
 }
 
@@ -2190,6 +2494,11 @@ bool wxWindow::Destroy()
     return wxWindowBase::Destroy();
 }
 
+void wxWindow::DoMoveWindow(int x, int y, int width, int height)
+{
+    gtk_pizza_set_size( GTK_PIZZA(m_parent->m_wxwindow), m_widget, x, y, width, height );
+}
+
 void wxWindow::DoSetSize( int x, int y, int width, int height, int sizeFlags )
 {
     wxASSERT_MSG( (m_widget != NULL), wxT("invalid window") );
@@ -2197,7 +2506,7 @@ void wxWindow::DoSetSize( int x, int y, int width, int height, int sizeFlags )
 
     if (m_resizing) return; /* I don't like recursions */
     m_resizing = TRUE;
-
+    
     if (m_parent->m_wxwindow == NULL) /* i.e. wxNotebook */
     {
         /* don't set the size for children of wxNotebook, just take the values. */
@@ -2250,12 +2559,21 @@ void wxWindow::DoSetSize( int x, int y, int width, int height, int sizeFlags )
             bottom_border = 5;
         }
 
-        gtk_pizza_set_size( GTK_PIZZA(m_parent->m_wxwindow),
-                              m_widget,
-                              m_x-border,
-                              m_y-border,
-                              m_width+2*border,
-                              m_height+border+bottom_border );
+        DoMoveWindow( m_x-border,
+                      m_y-border,
+                      m_width+2*border,
+                      m_height+border+bottom_border );
+    }
+
+    if (m_hasScrolling)
+    {
+        /* Sometimes the client area changes size without the 
+           whole windows's size changing, but if the whole
+           windows's size doesn't change, no wxSizeEvent will
+           normally be sent. Here we add an extra test if
+           the client test has been changed and this will
+           be used then. */
+        GetClientSize( &m_oldClientWidth, &m_oldClientHeight );
     }
 
 /*
@@ -2348,24 +2666,6 @@ void wxWindow::DoSetClientSize( int width, int height )
         int dw = 0;
         int dh = 0;
 
-#if (GTK_MINOR_VERSION == 0)
-        if (HasFlag(wxRAISED_BORDER) || HasFlag(wxSUNKEN_BORDER))
-        {
-            if (HasScrolling())
-            {
-                GtkScrolledWindow *scroll_window = GTK_SCROLLED_WINDOW(m_widget);
-#if 0 // unused - if this is ok, just remove this line (VZ)
-                GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT(m_widget)->klass );
-#endif // 0
-
-                GtkWidget *viewport = scroll_window->viewport;
-                GtkStyleClass *viewport_class = viewport->style->klass;
-
-                dw += 2 * viewport_class->xthickness;
-                dh += 2 * viewport_class->ythickness;
-            }
-        }
-#else
         if (HasFlag(wxRAISED_BORDER) || HasFlag(wxSUNKEN_BORDER))
         {
             /* when using GTK 1.2 we set the shadow border size to 2 */
@@ -2378,32 +2678,37 @@ void wxWindow::DoSetClientSize( int width, int height )
             dw += 1 * 2;
             dh += 1 * 2;
         }
-#endif
 
-        if (HasScrolling())
+        if (m_hasScrolling)
         {
-/*
-            GtkWidget *hscrollbar = scroll_window->hscrollbar;
-            GtkWidget *vscrollbar = scroll_window->vscrollbar;
+            GtkScrolledWindow *scroll_window = GTK_SCROLLED_WINDOW(m_widget);
 
-            we use this instead:  range.slider_width = 11 + 2*2pts edge
-*/
+            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 );
 
-            GtkScrolledWindow *scroll_window = GTK_SCROLLED_WINDOW(m_widget);
-            GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT(m_widget)->klass );
+            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 += 15;   /* dw += vscrollbar->allocation.width; */
+                dw += vscroll_req.width;
                 dw += scroll_class->scrollbar_spacing;
             }
 
             if (scroll_window->hscrollbar_visible)
             {
-                dh += 15;   /* dh += hscrollbar->allocation.height; */
+                dh += hscroll_req.height;
                 dh += scroll_class->scrollbar_spacing;
             }
-       }
+        }
 
        SetSize( width+dw, height+dh );
     }
@@ -2423,24 +2728,6 @@ void wxWindow::DoGetClientSize( int *width, int *height ) const
         int dw = 0;
         int dh = 0;
 
-#if (GTK_MINOR_VERSION == 0)
-        if (HasFlag(wxRAISED_BORDER) || HasFlag(wxSUNKEN_BORDER))
-        {
-            if (HasScrolling())
-            {
-                GtkScrolledWindow *scroll_window = GTK_SCROLLED_WINDOW(m_widget);
-#if 0 // unused - if this is ok, just remove this line (VZ)
-                GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT(m_widget)->klass );
-#endif // 0
-
-                GtkWidget *viewport = scroll_window->viewport;
-                GtkStyleClass *viewport_class = viewport->style->klass;
-
-                dw += 2 * viewport_class->xthickness;
-                dh += 2 * viewport_class->ythickness;
-            }
-        }
-#else
         if (HasFlag(wxRAISED_BORDER) || HasFlag(wxSUNKEN_BORDER))
         {
             /* when using GTK 1.2 we set the shadow border size to 2 */
@@ -2453,28 +2740,34 @@ void wxWindow::DoGetClientSize( int *width, int *height ) const
             dw += 1 * 2;
             dh += 1 * 2;
         }
-#endif
-        if (HasScrolling())
+
+        if (m_hasScrolling)
         {
-/*
-            GtkWidget *hscrollbar = scroll_window->hscrollbar;
-            GtkWidget *vscrollbar = scroll_window->vscrollbar;
+            GtkScrolledWindow *scroll_window = GTK_SCROLLED_WINDOW(m_widget);
 
-            we use this instead:  range.slider_width = 11 + 2*2pts edge
-*/
+            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 );
 
-            GtkScrolledWindow *scroll_window = GTK_SCROLLED_WINDOW(m_widget);
-            GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT(m_widget)->klass );
+            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 += 15;   /* dw += vscrollbar->allocation.width; */
+                dw += vscroll_req.width;
                 dw += scroll_class->scrollbar_spacing;
             }
 
             if (scroll_window->hscrollbar_visible)
             {
-                dh += 15;   /* dh += hscrollbar->allocation.height; */
+                dh += hscroll_req.height;
                 dh += scroll_class->scrollbar_spacing;
             }
         }
@@ -2638,7 +2931,7 @@ void wxWindow::GetTextExtent( const wxString& string,
 void wxWindow::SetFocus()
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
-    
+
     if (m_wxwindow)
     {
         if (!GTK_WIDGET_HAS_FOCUS (m_wxwindow))
@@ -2741,7 +3034,16 @@ bool wxWindow::SetCursor( const wxCursor &cursor )
 {
     wxCHECK_MSG( (m_widget != NULL), FALSE, wxT("invalid window") );
 
-    return wxWindowBase::SetCursor( cursor );
+    if (cursor == m_cursor)
+       return FALSE;
+
+    if (g_isIdle)
+        wxapp_install_idle_handler();
+        
+    if (cursor == wxNullCursor)
+       return wxWindowBase::SetCursor( *wxSTANDARD_CURSOR );
+    else
+       return wxWindowBase::SetCursor( cursor );
 }
 
 void wxWindow::WarpPointer( int x, int y )
@@ -2763,8 +3065,7 @@ void wxWindow::WarpPointer( int x, int y )
 
 void wxWindow::Refresh( bool eraseBackground, const wxRect *rect )
 {
-    wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
-
+    if (!m_widget) return;
     if (!m_widget->window) return;
 
     if (eraseBackground && m_wxwindow && m_wxwindow->window)
@@ -2788,37 +3089,69 @@ void wxWindow::Refresh( bool eraseBackground, const wxRect *rect )
     {
         if (m_wxwindow)
         {
+
+/*
             GtkPizza *pizza = GTK_PIZZA(m_wxwindow);
             gboolean old_clear = pizza->clear_on_draw;
             gtk_pizza_set_clear( pizza, FALSE );
-
             gtk_widget_draw( m_wxwindow, (GdkRectangle*) NULL );
-
             gtk_pizza_set_clear( pizza, old_clear );
+*/
+            GdkEventExpose gdk_event;
+            gdk_event.type = GDK_EXPOSE;
+            gdk_event.window = GTK_PIZZA(m_wxwindow)->bin_window;
+            gdk_event.count = 0;
+            gdk_event.area.x = 0;
+            gdk_event.area.y = 0;
+            gdk_event.area.width = m_wxwindow->allocation.width;
+            gdk_event.area.height = m_wxwindow->allocation.height;
+            gtk_window_expose_callback( m_wxwindow, &gdk_event, this );
+
         }
         else
+        {
             gtk_widget_draw( m_widget, (GdkRectangle*) NULL );
+        }
     }
     else
     {
-        GdkRectangle gdk_rect;
-        gdk_rect.x = rect->x;
-        gdk_rect.y = rect->y;
-        gdk_rect.width = rect->width;
-        gdk_rect.height = rect->height;
 
         if (m_wxwindow)
         {
+/*
             GtkPizza *pizza = GTK_PIZZA(m_wxwindow);
             gboolean old_clear = pizza->clear_on_draw;
             gtk_pizza_set_clear( pizza, FALSE );
 
+            GdkRectangle gdk_rect;
+            gdk_rect.x = rect->x;
+            gdk_rect.y = rect->y;
+            gdk_rect.width = rect->width;
+            gdk_rect.height = rect->height;
             gtk_widget_draw( m_wxwindow, &gdk_rect );
+            gtk_window_draw_callback( m_wxwindow, &gdk_rect, this );
 
             gtk_pizza_set_clear( pizza, old_clear );
+*/
+            GdkEventExpose gdk_event;
+            gdk_event.type = GDK_EXPOSE;
+            gdk_event.window = GTK_PIZZA(m_wxwindow)->bin_window;
+            gdk_event.count = 0;
+            gdk_event.area.x = rect->x;
+            gdk_event.area.y = rect->y;
+            gdk_event.area.width = rect->width;
+            gdk_event.area.height = rect->height;
+            gtk_window_expose_callback( m_wxwindow, &gdk_event, this );
         }
         else
+        {
+            GdkRectangle gdk_rect;
+            gdk_rect.x = rect->x;
+            gdk_rect.y = rect->y;
+            gdk_rect.width = rect->width;
+            gdk_rect.height = rect->height;
             gtk_widget_draw( m_widget, &gdk_rect );
+        }
     }
 }
 
@@ -2830,7 +3163,7 @@ void wxWindow::Clear()
 
     if (m_wxwindow && m_wxwindow->window)
     {
-        gdk_window_clear( m_wxwindow->window );
+//        gdk_window_clear( m_wxwindow->window );
     }
 }
 
@@ -2872,12 +3205,11 @@ bool wxWindow::SetBackgroundColour( const wxColour &colour )
         // but it couldn't get applied as the
         // widget hasn't been realized yet.
         m_delayedBackgroundColour = TRUE;
-
-        // pretend we have done something
-        return TRUE;
     }
 
-    if (m_wxwindow)
+    if ((m_wxwindow) &&
+        (m_wxwindow->window) &&
+        (m_backgroundColour != wxSystemSettings::GetSystemColour(wxSYS_COLOUR_BTNFACE)))
     {
         /* wxMSW doesn't clear the window here. I don't do that either to
           provide compatibility. call Clear() to do the job. */
@@ -2886,17 +3218,7 @@ bool wxWindow::SetBackgroundColour( const wxColour &colour )
         gdk_window_set_background( window, m_backgroundColour.GetColor() );
     }
 
-    wxColour sysbg = wxSystemSettings::GetSystemColour( wxSYS_COLOUR_BTNFACE );
-    if (sysbg == m_backgroundColour)
-    {
-        m_backgroundColour = wxNullColour;
-        ApplyWidgetStyle();
-        m_backgroundColour = sysbg;
-    }
-    else
-    {
-        ApplyWidgetStyle();
-    }
+    ApplyWidgetStyle();
 
     return TRUE;
 }
@@ -2924,61 +3246,133 @@ bool wxWindow::SetForegroundColour( const wxColour &colour )
         // but it couldn't get applied as the
         // widget hasn't been realized yet.
         m_delayedForegroundColour = TRUE;
-
-        // pretend we have done something
-        return TRUE;
     }
 
-    wxColour sysbg = wxSystemSettings::GetSystemColour( wxSYS_COLOUR_BTNFACE );
-    if ( sysbg == m_backgroundColour )
-    {
-        m_backgroundColour = wxNullColour;
-        ApplyWidgetStyle();
-        m_backgroundColour = sysbg;
-    }
-    else
-    {
-        ApplyWidgetStyle();
-    }
+    ApplyWidgetStyle();
 
     return TRUE;
 }
 
 GtkStyle *wxWindow::GetWidgetStyle()
 {
-    if (m_widgetStyle) gtk_style_unref( m_widgetStyle );
+    if (m_widgetStyle)
+    {
+        GtkStyle *remake = gtk_style_copy( m_widgetStyle );
+#ifdef __WXGTK20__
+        /* FIXME: is this necessary? */
+        _G_TYPE_IGC(remake, GtkObjectClass) = _G_TYPE_IGC(m_widgetStyle, GtkObjectClass);
+#else
+        remake->klass = m_widgetStyle->klass;
+#endif
 
-    m_widgetStyle = gtk_style_copy( gtk_widget_get_style( m_widget ) );
+        gtk_style_unref( m_widgetStyle );
+        m_widgetStyle = remake;
+    }
+    else
+    {
+        GtkStyle *def = gtk_rc_get_style( m_widget );
+
+        if (!def)
+            def = gtk_widget_get_default_style();
+
+        m_widgetStyle = gtk_style_copy( def );
+#ifdef __WXGTK20__
+        /* FIXME: is this necessary? */
+        _G_TYPE_IGC(m_widgetStyle, GtkObjectClass) = _G_TYPE_IGC(def, GtkObjectClass);
+#else
+        m_widgetStyle->klass = def->klass;
+#endif
+    }
 
     return m_widgetStyle;
 }
 
 void wxWindow::SetWidgetStyle()
 {
+#if DISABLE_STYLE_IF_BROKEN_THEM
+    if (m_widget->style->engine_data)
+    {
+        static bool s_warningPrinted = FALSE;
+        if (!s_warningPrinted)
+        {
+            printf( "wxWindows warning: Widget styles disabled due to buggy GTK theme.\n" );
+            s_warningPrinted = TRUE;
+        }
+        m_widgetStyle = m_widget->style;
+        return;
+    }
+#endif
+
     GtkStyle *style = GetWidgetStyle();
 
-    gdk_font_unref( style->font );
-    style->font = gdk_font_ref( m_font.GetInternalFont( 1.0 ) );
+    if (m_font != wxSystemSettings::GetSystemFont( wxSYS_DEFAULT_GUI_FONT ))
+    {
+        gdk_font_unref( style->font );
+        style->font = gdk_font_ref( m_font.GetInternalFont( 1.0 ) );
+    }
 
     if (m_foregroundColour.Ok())
     {
         m_foregroundColour.CalcPixel( gtk_widget_get_colormap( m_widget ) );
-        style->fg[GTK_STATE_NORMAL] = *m_foregroundColour.GetColor();
-        style->fg[GTK_STATE_PRELIGHT] = *m_foregroundColour.GetColor();
-        style->fg[GTK_STATE_ACTIVE] = *m_foregroundColour.GetColor();
+        if (m_foregroundColour != wxSystemSettings::GetSystemColour(wxSYS_COLOUR_BTNTEXT))
+        {
+            style->fg[GTK_STATE_NORMAL] = *m_foregroundColour.GetColor();
+            style->fg[GTK_STATE_PRELIGHT] = *m_foregroundColour.GetColor();
+            style->fg[GTK_STATE_ACTIVE] = *m_foregroundColour.GetColor();
+        }
+       else
+        {
+            // Try to restore the gtk default style.  This is still a little
+            // oversimplified for what is probably really needed here for controls
+            // other than buttons, but is better than not being able to (re)set a
+            // control's foreground colour to *wxBLACK -- RL
+            GtkStyle *def = gtk_rc_get_style( m_widget );
+
+            if (!def)
+                def = gtk_widget_get_default_style();
+
+            style->fg[GTK_STATE_NORMAL] = def->fg[GTK_STATE_NORMAL];
+            style->fg[GTK_STATE_PRELIGHT] = def->fg[GTK_STATE_PRELIGHT];
+            style->fg[GTK_STATE_ACTIVE] = def->fg[GTK_STATE_ACTIVE];
+        }
     }
 
     if (m_backgroundColour.Ok())
     {
         m_backgroundColour.CalcPixel( gtk_widget_get_colormap( m_widget ) );
-        style->bg[GTK_STATE_NORMAL] = *m_backgroundColour.GetColor();
-        style->base[GTK_STATE_NORMAL] = *m_backgroundColour.GetColor();
-        style->bg[GTK_STATE_PRELIGHT] = *m_backgroundColour.GetColor();
-        style->base[GTK_STATE_PRELIGHT] = *m_backgroundColour.GetColor();
-        style->bg[GTK_STATE_ACTIVE] = *m_backgroundColour.GetColor();
-        style->base[GTK_STATE_ACTIVE] = *m_backgroundColour.GetColor();
-        style->bg[GTK_STATE_INSENSITIVE] = *m_backgroundColour.GetColor();
-        style->base[GTK_STATE_INSENSITIVE] = *m_backgroundColour.GetColor();
+        if (m_backgroundColour != wxSystemSettings::GetSystemColour(wxSYS_COLOUR_BTNFACE))
+        {
+            style->bg[GTK_STATE_NORMAL] = *m_backgroundColour.GetColor();
+            style->base[GTK_STATE_NORMAL] = *m_backgroundColour.GetColor();
+            style->bg[GTK_STATE_PRELIGHT] = *m_backgroundColour.GetColor();
+            style->base[GTK_STATE_PRELIGHT] = *m_backgroundColour.GetColor();
+            style->bg[GTK_STATE_ACTIVE] = *m_backgroundColour.GetColor();
+            style->base[GTK_STATE_ACTIVE] = *m_backgroundColour.GetColor();
+            style->bg[GTK_STATE_INSENSITIVE] = *m_backgroundColour.GetColor();
+            style->base[GTK_STATE_INSENSITIVE] = *m_backgroundColour.GetColor();
+        }
+        else
+        {
+            // Try to restore the gtk default style.  This is still a little
+            // oversimplified for what is probably really needed here for controls
+            // other than buttons, but is better than not being able to (re)set a
+            // control's background colour to default grey and means resetting a
+           // button to wxSYS_COLOUR_BTNFACE will restore its usual highlighting
+            // behavior -- RL
+            GtkStyle *def = gtk_rc_get_style( m_widget );
+
+            if (!def)
+                def = gtk_widget_get_default_style();
+
+            style->bg[GTK_STATE_NORMAL] = def->bg[GTK_STATE_NORMAL];
+            style->base[GTK_STATE_NORMAL] = def->base[GTK_STATE_NORMAL];
+            style->bg[GTK_STATE_PRELIGHT] = def->bg[GTK_STATE_PRELIGHT];
+            style->base[GTK_STATE_PRELIGHT] = def->base[GTK_STATE_PRELIGHT];
+            style->bg[GTK_STATE_ACTIVE] = def->bg[GTK_STATE_ACTIVE];
+            style->base[GTK_STATE_ACTIVE] = def->base[GTK_STATE_ACTIVE];
+            style->bg[GTK_STATE_INSENSITIVE] = def->bg[GTK_STATE_INSENSITIVE];
+            style->base[GTK_STATE_INSENSITIVE] = def->base[GTK_STATE_INSENSITIVE];
+        }
     }
 }
 
@@ -3132,6 +3526,10 @@ void wxWindow::CaptureMouse()
 
     if (!window) return;
 
+    wxCursor* cursor = & m_cursor;
+    if (!cursor->Ok())
+        cursor = wxSTANDARD_CURSOR;
+
     gdk_pointer_grab( window, FALSE,
                       (GdkEventMask)
                          (GDK_BUTTON_PRESS_MASK |
@@ -3139,7 +3537,7 @@ void wxWindow::CaptureMouse()
                           GDK_POINTER_MOTION_HINT_MASK |
                           GDK_POINTER_MOTION_MASK),
                       (GdkWindow *) NULL,
-                      m_cursor.GetCursor(),
+                      cursor->GetCursor(),
                       (guint32)GDK_CURRENT_TIME );
     g_captureWindow = this;
 }
@@ -3259,20 +3657,29 @@ void wxWindow::SetScrollPos( int orient, int pos, bool WXUNUSED(refresh) )
         m_vAdjust->value = fpos;
     }
 
-/*
-    if (!m_isScrolling)
+    if (m_wxwindow->window)
     {
-*/
-        if (m_wxwindow->window)
+        if (orient == wxHORIZONTAL)
         {
-            if (orient == wxHORIZONTAL)
-                gtk_signal_emit_by_name( GTK_OBJECT(m_hAdjust), "value_changed" );
-            else
-                gtk_signal_emit_by_name( GTK_OBJECT(m_vAdjust), "value_changed" );
+            gtk_signal_disconnect_by_func( GTK_OBJECT(m_hAdjust),
+                (GtkSignalFunc) gtk_window_hscroll_callback, (gpointer) this );
+
+            gtk_signal_emit_by_name( GTK_OBJECT(m_hAdjust), "value_changed" );
+
+            gtk_signal_connect( GTK_OBJECT(m_hAdjust), "value_changed",
+                (GtkSignalFunc) gtk_window_hscroll_callback, (gpointer) this );
+        }
+        else
+        {
+            gtk_signal_disconnect_by_func( GTK_OBJECT(m_vAdjust),
+                (GtkSignalFunc) gtk_window_vscroll_callback, (gpointer) this );
+
+            gtk_signal_emit_by_name( GTK_OBJECT(m_vAdjust), "value_changed" );
+
+            gtk_signal_connect( GTK_OBJECT(m_vAdjust), "value_changed",
+                (GtkSignalFunc) gtk_window_vscroll_callback, (gpointer) this );
         }
-/*
     }
-*/
 }
 
 int wxWindow::GetScrollThumb( int orient ) const
@@ -3316,63 +3723,104 @@ void wxWindow::ScrollWindow( int dx, int dy, const wxRect* WXUNUSED(rect) )
     wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
 
     wxCHECK_RET( m_wxwindow != NULL, wxT("window needs client area for scrolling") );
+    
+    if ((dx == 0) && (dy == 0)) return;
 
+    m_clipPaintRegion = TRUE;
     gtk_pizza_scroll( GTK_PIZZA(m_wxwindow), -dx, -dy );
-
-/*
-    if (!m_scrollGC)
-    {
-        m_scrollGC = gdk_gc_new( m_wxwindow->window );
-        gdk_gc_set_exposures( m_scrollGC, TRUE );
-    }
-
-    wxNode *node = m_children.First();
-    while (node)
-    {
-        wxWindow *child = (wxWindow*) node->Data();
-        int sx = 0;
-        int sy = 0;
-        child->GetSize( &sx, &sy );
-        child->SetSize( child->m_x + dx, child->m_y + dy, sx, sy, wxSIZE_ALLOW_MINUS_ONE );
-        node = node->Next();
-    }
-
-    int cw = 0;
-    int ch = 0;
-    GetClientSize( &cw, &ch );
-    int w = cw - abs(dx);
-    int h = ch - abs(dy);
-
-    if ((h < 0) || (w < 0))
+    m_clipPaintRegion = FALSE;
+    
+/*    
+    if (m_children.GetCount() > 0)
     {
-        Refresh();
+        gtk_pizza_scroll( GTK_PIZZA(m_wxwindow), -dx, -dy );
     }
     else
     {
-        int s_x = 0;
-        int s_y = 0;
-        if (dx < 0) s_x = -dx;
-        if (dy < 0) s_y = -dy;
-        int d_x = 0;
-        int d_y = 0;
-        if (dx > 0) d_x = dx;
-        if (dy > 0) d_y = dy;
-
-        gdk_window_copy_area( m_wxwindow->window, m_scrollGC, d_x, d_y,
-            m_wxwindow->window, s_x, s_y, w, h );
+        GtkPizza *pizza = GTK_PIZZA(m_wxwindow);
+    
+        pizza->xoffset -= dx;
+        pizza->yoffset -= dy;
+        
+        GdkGC *m_scrollGC = gdk_gc_new( pizza->bin_window );
+        gdk_gc_set_exposures( m_scrollGC, TRUE );
 
-        wxRect rect;
-        if (dx < 0) rect.x = cw+dx; else rect.x = 0;
-        if (dy < 0) rect.y = ch+dy; else rect.y = 0;
-        if (dy != 0) rect.width = cw; else rect.width = abs(dx);
-        if (dx != 0) rect.height = ch; else rect.height = abs(dy);
+        int cw = 0;
+        int ch = 0;
+        GetClientSize( &cw, &ch );
+        int w = cw - abs(dx);
+        int h = ch - abs(dy);
 
-        Refresh( TRUE, &rect );
+        if ((h < 0) || (w < 0))
+        {
+            Refresh();
+        } 
+        else
+        {
+            int s_x = 0;
+            int s_y = 0;
+            if (dx < 0) s_x = -dx;
+            if (dy < 0) s_y = -dy;
+            int d_x = 0;
+            int d_y = 0;
+            if (dx > 0) d_x = dx;
+            if (dy > 0) d_y = dy;
+
+            gdk_window_copy_area( pizza->bin_window, m_scrollGC, d_x, d_y,
+                pizza->bin_window, s_x, s_y, w, h );
+
+            wxRect rect;
+            if (dx < 0) rect.x = cw+dx; else rect.x = 0;
+            if (dy < 0) rect.y = ch+dy; else rect.y = 0;
+            if (dy != 0) rect.width = cw; else rect.width = abs(dx);
+            if (dx != 0) rect.height = ch; else rect.height = abs(dy);
+
+            Refresh( TRUE, &rect );
+        }
+        
+        gdk_gc_unref( m_scrollGC );
     }
 */
 }
 
-void wxWindow::SetScrolling(bool scroll)
+// Find the wxWindow at the current mouse position, also returning the mouse
+// position.
+wxWindow* wxFindWindowAtPointer(wxPoint& pt)
 {
-    m_isScrolling = g_blockEventsOnScroll = scroll;
+    pt = wxGetMousePosition();
+    wxWindow* found = wxFindWindowAtPoint(pt);
+    return found;
 }
+
+// Get the current mouse position.
+wxPoint wxGetMousePosition()
+{
+  /* This crashes when used within wxHelpContext,
+     so we have to use the X-specific implementation below.
+    gint x, y;
+    GdkModifierType *mask;
+    (void) gdk_window_get_pointer(NULL, &x, &y, mask);
+
+    return wxPoint(x, y);
+  */
+
+    int x, y;
+    GdkWindow* windowAtPtr = gdk_window_at_pointer(& x, & y);
+    if (!windowAtPtr)
+      return wxPoint(-999, -999);
+
+    Display *display = GDK_WINDOW_XDISPLAY(windowAtPtr);
+    Window rootWindow = RootWindowOfScreen (DefaultScreenOfDisplay(display));
+    Window rootReturn, childReturn;
+    int rootX, rootY, winX, winY;
+    unsigned int maskReturn;
+
+    XQueryPointer (display,
+                  rootWindow,
+                  &rootReturn,
+                   &childReturn,
+                   &rootX, &rootY, &winX, &winY, &maskReturn);
+    return wxPoint(rootX, rootY);
+
+}
+