X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/5e26ba70aae9d38db01f0b8dd95472604e5c6436..7212d15556e87f73ff5ea8c3211a0e8e8811426b:/src/gtk/window.cpp

diff --git a/src/gtk/window.cpp b/src/gtk/window.cpp
index ce0eeaf86a..11567f27fb 100644
--- a/src/gtk/window.cpp
+++ b/src/gtk/window.cpp
@@ -33,10 +33,9 @@
     #include "wx/layout.h"
     #include "wx/statusbr.h"
     #include "wx/math.h"
+    #include "wx/module.h"
 #endif
 
-#include "wx/module.h"
-
 #if wxUSE_DRAG_AND_DROP
     #include "wx/dnd.h"
 #endif
@@ -79,8 +78,6 @@
     #undef HAVE_XIM
 #endif
 
-extern GtkContainerClass *pizza_parent_class;
-
 //-----------------------------------------------------------------------------
 // documentation on internals
 //-----------------------------------------------------------------------------
@@ -219,8 +216,6 @@ 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;
@@ -343,14 +338,6 @@ static void draw_frame( GtkWidget *widget, wxWindowGTK *win )
     if (!win->m_hasVMT)
         return;
 
-    int dw = 0;
-    int dh = 0;
-
-    if (win->m_hasScrolling)
-    {
-        GetScrollbarWidth(widget, dw, dh);
-    }
-
     int dx = 0;
     int dy = 0;
     if (GTK_WIDGET_NO_WINDOW (widget))
@@ -359,6 +346,27 @@ static void draw_frame( GtkWidget *widget, wxWindowGTK *win )
         dy += widget->allocation.y;
     }
 
+    int x = dx;
+    int y = dy;
+    
+    int dw = 0;
+    int dh = 0;
+    if (win->m_hasScrolling)
+    {
+        GetScrollbarWidth(widget, dw, dh);
+        
+        if (win->GetLayoutDirection() == wxLayout_RightToLeft)
+        {
+            // This is actually wrong for old GTK+ version
+            // which do not display the scrollbar on the
+            // left side in RTL
+            x += dw;
+        }
+    }
+
+    int w = widget->allocation.width-dw;
+    int h = widget->allocation.height-dh;
+
     if (win->HasFlag(wxRAISED_BORDER))
     {
         gtk_paint_shadow (widget->style,
@@ -366,8 +374,7 @@ static void draw_frame( GtkWidget *widget, wxWindowGTK *win )
                           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;
     }
 
@@ -378,8 +385,7 @@ static void draw_frame( GtkWidget *widget, wxWindowGTK *win )
                           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;
     }
 
@@ -388,9 +394,7 @@ static void draw_frame( GtkWidget *widget, wxWindowGTK *win )
         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_draw_rectangle( widget->window, gc, FALSE, x, y, w-1, h-1 );
         g_object_unref (gc);
         return;
     }
@@ -407,13 +411,9 @@ 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;
 }
 }
 
@@ -489,6 +489,7 @@ gtk_window_expose_callback( GtkWidget *widget,
     GtkPizza *pizza = GTK_PIZZA( widget );
     if (gdk_event->window != pizza->bin_window) return FALSE;
 
+
 #if 0
     if (win->GetName())
     {
@@ -518,10 +519,7 @@ gtk_window_expose_callback( GtkWidget *widget,
 
     win->GtkSendPaintEvents();
 
-
     // Let parent window draw window-less widgets
-    (* GTK_WIDGET_CLASS (pizza_parent_class)->expose_event) (widget, gdk_event);
-
     return FALSE;
 }
 }
@@ -1247,7 +1245,7 @@ gtk_window_key_release_callback( GtkWidget *widget,
         return FALSE;
     }
 
-    return win->GetEventHandler()->ProcessEvent(event);
+    return win->GTKProcessEvent(event);
 }
 }
 
@@ -1285,6 +1283,13 @@ template<typename T> void InitMouseEvent(wxWindowGTK *win,
     wxPoint pt = win->GetClientAreaOrigin();
     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() );
@@ -1333,8 +1338,8 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y)
     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();
@@ -1393,6 +1398,12 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y)
 // common event handlers helpers
 // ----------------------------------------------------------------------------
 
+bool wxWindowGTK::GTKProcessEvent(wxEvent& event) const
+{
+    // nothing special at this level
+    return GetEventHandler()->ProcessEvent(event);
+}
+
 int wxWindowGTK::GTKCallbackCommonPrologue(GdkEventAny *event) const
 {
     DEBUG_MAIN_THREAD
@@ -1597,7 +1608,7 @@ gtk_window_button_press_callback( GtkWidget *widget,
     event.SetEventObject( win );
     event.SetId( win->GetId() );
 
-    if (win->GetEventHandler()->ProcessEvent( event ))
+    if (win->GTKProcessEvent( event ))
     {
         return TRUE;
     }
@@ -1616,7 +1627,7 @@ gtk_window_button_press_callback( GtkWidget *widget,
             win->GetId(),
             win->ClientToScreen(event.GetPosition()));
         evtCtx.SetEventObject(win);
-        return win->GetEventHandler()->ProcessEvent(evtCtx);
+        return win->GTKProcessEvent(evtCtx);
     }
 
     return FALSE;
@@ -1669,7 +1680,7 @@ gtk_window_button_release_callback( GtkWidget *widget,
     event.SetEventObject( win );
     event.SetId( win->GetId() );
 
-    return win->GetEventHandler()->ProcessEvent(event);
+    return win->GTKProcessEvent(event);
 }
 
 //-----------------------------------------------------------------------------
@@ -1714,7 +1725,7 @@ gtk_window_motion_notify_callback( GtkWidget *widget,
                                                         : wxEVT_LEAVE_WINDOW);
             InitMouseEvent(win, eventM, gdk_event);
             eventM.SetEventObject(win);
-            win->GetEventHandler()->ProcessEvent(eventM);
+            win->GTKProcessEvent(eventM);
         }
     }
     else // no capture
@@ -1729,13 +1740,13 @@ gtk_window_motion_notify_callback( GtkWidget *widget,
     if ( !g_captureWindow )
     {
         wxSetCursorEvent cevent( event.m_x, event.m_y );
-        if (win->GetEventHandler()->ProcessEvent( cevent ))
+        if (win->GTKProcessEvent( cevent ))
         {
-            // Rewrite cursor handling here (away from idle).
+            win->SetCursor( cevent.GetCursor() );
         }
     }
 
-    return win->GetEventHandler()->ProcessEvent(event);
+    return win->GTKProcessEvent(event);
 }
 
 //-----------------------------------------------------------------------------
@@ -1780,7 +1791,7 @@ window_scroll_event(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win)
     event.SetId( win->GetId() );
     event.SetTimestamp( gdk_event->time );
 
-    return win->GetEventHandler()->ProcessEvent(event);
+    return win->GTKProcessEvent(event);
 }
 
 //-----------------------------------------------------------------------------
@@ -1791,7 +1802,7 @@ static gboolean wxgtk_window_popup_menu_callback(GtkWidget*, wxWindowGTK* win)
 {
     wxContextMenuEvent event(wxEVT_CONTEXT_MENU, win->GetId(), wxPoint(-1, -1));
     event.SetEventObject(win);
-    return win->GetEventHandler()->ProcessEvent(event);
+    return win->GTKProcessEvent(event);
 }
 
 //-----------------------------------------------------------------------------
@@ -1902,7 +1913,7 @@ gtk_window_focus_out_callback( GtkWidget *widget,
         wxFocusEvent event( wxEVT_KILL_FOCUS, win->GetId() );
         event.SetEventObject( win );
 
-        (void)win->GetEventHandler()->ProcessEvent( event );
+        (void)win->GTKProcessEvent( event );
 
         ret = TRUE;
     }
@@ -1944,13 +1955,13 @@ gtk_window_enter_callback( GtkWidget *widget,
     if ( !g_captureWindow )
     {
         wxSetCursorEvent cevent( event.m_x, event.m_y );
-        if (win->GetEventHandler()->ProcessEvent( cevent ))
+        if (win->GTKProcessEvent( cevent ))
         {
-            // Rewrite cursor handling here (away from idle).
+            win->SetCursor( cevent.GetCursor() );
         }
     }
 
-    return win->GetEventHandler()->ProcessEvent(event);
+    return win->GTKProcessEvent(event);
 }
 
 //-----------------------------------------------------------------------------
@@ -1989,7 +2000,7 @@ gtk_window_leave_callback( GtkWidget *widget,
     event.m_x = x + pt.x;
     event.m_y = y + pt.y;
 
-    return win->GetEventHandler()->ProcessEvent(event);
+    return win->GTKProcessEvent(event);
 }
 
 //-----------------------------------------------------------------------------
@@ -2014,7 +2025,7 @@ gtk_scrollbar_value_changed(GtkRange* range, wxWindow* win)
         event.SetEventObject(win);
 
         win->m_blockValueChanged[dir] = true;
-        win->GetEventHandler()->ProcessEvent(event);
+        win->GTKProcessEvent(event);
         win->m_blockValueChanged[dir] = false;
     }
 }
@@ -2051,7 +2062,7 @@ gtk_scrollbar_event_after(GtkRange* range, GdkEvent* event, wxWindow* win)
                                         win->ScrollDirFromRange(range));
         wxScrollWinEvent event(wxEVT_SCROLLWIN_THUMBRELEASE, win->GetScrollPos(orient), orient);
         event.SetEventObject(win);
-        win->GetEventHandler()->ProcessEvent(event);
+        win->GTKProcessEvent(event);
     }
 }
 
@@ -2103,7 +2114,7 @@ gtk_window_realized_callback( GtkWidget *m_widget, wxWindow *win )
 
     wxWindowCreateEvent event( win );
     event.SetEventObject( win );
-    win->GetEventHandler()->ProcessEvent( event );
+    win->GTKProcessEvent( event );
 }
 
 //-----------------------------------------------------------------------------
@@ -2112,7 +2123,7 @@ gtk_window_realized_callback( GtkWidget *m_widget, wxWindow *win )
 
 static
 void gtk_window_size_callback( GtkWidget *WXUNUSED(widget),
-                               GtkAllocation *WXUNUSED(alloc),
+                               GtkAllocation *alloc,
                                wxWindow *win )
 {
     if (g_isIdle)
@@ -2124,6 +2135,19 @@ void gtk_window_size_callback( GtkWidget *WXUNUSED(widget),
     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
+                
+    GTK_PIZZA(win->m_wxwindow)->m_width = win->GetClientSize().x;
+
     win->m_oldClientWidth = client_width;
     win->m_oldClientHeight = client_height;
 
@@ -2131,7 +2155,7 @@ void gtk_window_size_callback( GtkWidget *WXUNUSED(widget),
     {
         wxSizeEvent event( win->GetSize(), win->GetId() );
         event.SetEventObject( win );
-        win->GetEventHandler()->ProcessEvent( event );
+        win->GTKProcessEvent( event );
     }
 }
 
@@ -2287,8 +2311,8 @@ 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);
-    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),
@@ -2361,7 +2385,7 @@ void wxWindowGTK::Init()
     m_hasVMT = false;
     m_needParent = true;
     m_isBeingDeleted = false;
-    
+
     m_showOnIdle= false;
 
     m_noExpose = false;
@@ -2445,12 +2469,14 @@ bool wxWindowGTK::Create( wxWindow *parent,
 
     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__
     GtkPizza *pizza = GTK_PIZZA(m_wxwindow);
-
+    
     if (HasFlag(wxRAISED_BORDER))
     {
         gtk_pizza_set_shadow_type( pizza, GTK_MYSHADOW_OUT );
@@ -2585,12 +2611,11 @@ void wxWindowGTK::PostCreation()
         {
             // 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);
 
-            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
@@ -2665,7 +2690,7 @@ void wxWindowGTK::PostCreation()
                           this);
     }
 #ifdef GTK_IS_FILE_CHOOSER_BUTTON
-    else if (GTK_IS_FILE_CHOOSER_BUTTON(m_widget))
+    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
@@ -2688,6 +2713,8 @@ void wxWindowGTK::PostCreation()
 
     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() )
@@ -2727,7 +2754,9 @@ bool wxWindowGTK::Destroy()
 
 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 );
+    
 }
 
 void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags )
@@ -2735,10 +2764,6 @@ 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") );
 
-/*
-    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;
 
@@ -2782,8 +2807,6 @@ void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags
        // don't take the x,y values, they're wrong because toolbar sets them
        GtkWidget  *widget = GTK_WIDGET(m_widget);
        gtk_widget_set_size_request (widget, m_width, m_height);
-       if (GTK_WIDGET_VISIBLE (widget))
-            gtk_widget_queue_resize (widget);
     }
     else
 #endif
@@ -2800,13 +2823,13 @@ 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)
         {
-            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
         {
-            m_x = x + pizza->xoffset;
-            m_y = y + pizza->yoffset;
+            m_x = x + gtk_pizza_get_xoffset( pizza );
+            m_y = y + gtk_pizza_get_yoffset( pizza );
         }
 
         int left_border = 0;
@@ -2880,7 +2903,7 @@ bool wxWindowGTK::GtkShowFromOnIdle()
         m_showOnIdle = false;
         return true;
     }
-    
+
     return false;
 }
 
@@ -2902,7 +2925,7 @@ void wxWindowGTK::OnInternalIdle()
         SetBackgroundStyle(GetBackgroundStyle());
         m_needsStyleChange = false;
     }
-    
+
     wxCursor cursor = m_cursor;
     if (g_globalCursor.Ok()) cursor = g_globalCursor;
 
@@ -2996,9 +3019,7 @@ void wxWindowGTK::DoGetClientSize( int *width, int *height ) const
         int dh = 0;
 
         if (m_hasScrolling)
-        {
             GetScrollbarWidth(m_widget, dw, dh);
-        }
 
 #ifndef __WXUNIVERSAL__
         if (HasFlag(wxRAISED_BORDER) || HasFlag(wxSUNKEN_BORDER))
@@ -3017,6 +3038,10 @@ void wxWindowGTK::DoGetClientSize( int *width, int *height ) const
 
         w -= dw;
         h -= dh;
+        if (w < 0)
+            w = 0;
+        if (h < 0)
+            h = 0;
     }
 
     if (width) *width = w;
@@ -3032,8 +3057,30 @@ void wxWindowGTK::DoGetPosition( int *x, int *y ) const
     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);
+
+            ((wxWindowGTK*) this)->m_x = org_x;
+            ((wxWindowGTK*) this)->m_y = org_y;
+	}
     }
 
     if (x) (*x) = m_x - dx;
@@ -3065,7 +3112,15 @@ 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;
 }
 
@@ -3094,7 +3149,13 @@ void wxWindowGTK::DoScreenToClient( 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;
 }
 
@@ -3383,7 +3444,7 @@ bool wxWindowGTK::Reparent( wxWindowBase *newParentBase )
             m_showOnIdle = true;
             gtk_widget_hide( m_widget );
         }
-    
+
         /* insert GTK representation */
         (*(newParent->m_insertCallback))(newParent, this);
     }
@@ -3391,6 +3452,8 @@ bool wxWindowGTK::Reparent( wxWindowBase *newParentBase )
     /* reverse: prevent GTK from deleting the widget arbitrarily */
     gtk_widget_unref( m_widget );
 
+    SetLayoutDirection(wxLayout_Default);
+
     return true;
 }
 
@@ -3425,6 +3488,63 @@ void wxWindowGTK::RemoveChild(wxWindowBase *child)
         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);
@@ -3535,15 +3655,12 @@ void wxWindowGTK::Lower()
 
 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 wxWindowBase::SetCursor( cursor.Ok() ? cursor : *wxSTANDARD_CURSOR );
+    return true;
 }
 
 void wxWindowGTK::GTKUpdateCursor()
@@ -3562,7 +3679,14 @@ void wxWindowGTK::GTKUpdateCursor()
             const size_t count = windowsThis.size();
             for ( size_t n = 0; n < count; n++ )
             {
-                gdk_window_set_cursor(windowsThis[n], cursor.GetCursor());
+                GdkWindow *win = windowsThis[n];
+                if ( !win )
+                {
+                    wxFAIL_MSG(_T("NULL window returned by GTKGetWindow()?"));
+                    continue;
+                }
+
+                gdk_window_set_cursor(win, cursor.GetCursor());
             }
         }
     }
@@ -3638,7 +3762,7 @@ void wxWindowGTK::Refresh( bool eraseBackground, const wxRect *rect )
     if (m_wxwindow)
     {
         if (!GTK_PIZZA(m_wxwindow)->bin_window) return;
-    
+
         GdkRectangle gdk_rect,
                     *p;
         if (rect)
@@ -3647,13 +3771,16 @@ void wxWindowGTK::Refresh( bool eraseBackground, const wxRect *rect )
             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 = NULL;
         }
-
+        
         gdk_window_invalidate_rect( GTK_PIZZA(m_wxwindow)->bin_window, p, TRUE );
     }
 }
@@ -3687,6 +3814,20 @@ 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)
@@ -3698,6 +3839,33 @@ void wxWindowGTK::GtkSendPaintEvents()
     // 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);
 
@@ -3710,7 +3878,7 @@ void wxWindowGTK::GtkSendPaintEvents()
 
         if (GTK_WIDGET_MAPPED(parent->m_widget))
         {
-            wxRegionIterator upd( m_updateRegion );
+            wxRegionIterator upd( m_nativeUpdateRegion );
             while (upd)
             {
                 GdkRectangle rect;
@@ -3733,7 +3901,6 @@ void wxWindowGTK::GtkSendPaintEvents()
         }
     }
     else
-
     {
         wxWindowDC dc( (wxWindow*)this );
         dc.SetClippingRegion( m_updateRegion );
@@ -3755,6 +3922,7 @@ void wxWindowGTK::GtkSendPaintEvents()
     m_clipPaintRegion = false;
 
     m_updateRegion.Clear();
+    m_nativeUpdateRegion.Clear();
 }
 
 void wxWindowGTK::SetDoubleBuffered( bool on )
@@ -3765,6 +3933,11 @@ void wxWindowGTK::SetDoubleBuffered( bool on )
         gtk_widget_set_double_buffered( m_wxwindow, on );
 }
 
+bool wxWindowGTK::IsDoubleBuffered() const
+{
+    return GTK_WIDGET_DOUBLE_BUFFERED( m_wxwindow );
+}
+
 void wxWindowGTK::ClearBackground()
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
@@ -4128,8 +4301,8 @@ void wxWindowGTK::SetScrollPos(int orient, int pos, bool WXUNUSED(refresh))
             pos = max;
         if (pos < 0)
             pos = 0;
-        m_scrollPos[dir] =
-        adj->value = pos;
+        m_scrollPos[dir] = adj->value = pos;
+        
         // If a "value_changed" signal emission is not already in progress
         if (!m_blockValueChanged[dir])
         {
@@ -4182,7 +4355,9 @@ wxEventType wxWindowGTK::GetScrollEventType(GtkRange* range)
 
     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
@@ -4228,7 +4403,10 @@ void wxWindowGTK::ScrollWindow( int dx, int dy, const wxRect* WXUNUSED(rect) )
 
     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;
 }
@@ -4311,33 +4489,3 @@ void wxRemoveGrab(wxWindow* window)
 {
     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_get_default_root_window() );
-    // gdk_gc_set_fill( g_eraseGC, GDK_SOLID );
-
-    return true;
-}
-
-void wxWinModule::OnExit()
-{
-    if (g_eraseGC)
-        g_object_unref (g_eraseGC);
-}