simplify code to return from the end of the function

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

diff --git a/src/gtk/toplevel.cpp b/src/gtk/toplevel.cpp
index 4e3e5603235e8ba503b61951b562e5fb97b9daa2..b1188837b56ff9ab02872831735434b1f6d58bab 100644 (file)
--- a/src/gtk/toplevel.cpp
+++ b/src/gtk/toplevel.cpp
@@ -31,20 +31,20 @@
     #include "wx/app.h"
 #endif
 
     #include "wx/app.h"
 #endif
 

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

 #include "wx/evtloop.h"
 #include "wx/sysopt.h"
 
 #include <gtk/gtk.h>
 #include "wx/evtloop.h"
 #include "wx/sysopt.h"
 
 #include <gtk/gtk.h>

-#include <gdk/gdkx.h>
+#ifdef GDK_WINDOWING_X11
+    #include <gdk/gdkx.h>
+    #include <X11/Xatom.h>  // XA_CARDINAL
+    #include "wx/unix/utilsx11.h"
+#endif

 
 

+#include "wx/gtk/private.h"
+#include "wx/gtk/private/gtk2-compat.h"

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

-#include "wx/unix/utilsx11.h"
-
-// XA_CARDINAL
-#include <X11/Xatom.h>
-

 #if wxUSE_LIBHILDON
     #include <hildon-widgets/hildon-program.h>
     #include <hildon-widgets/hildon-window.h>
 #if wxUSE_LIBHILDON
     #include <hildon-widgets/hildon-program.h>
     #include <hildon-widgets/hildon-window.h>


@@ -72,40 +72,52 @@ static wxTopLevelWindowGTK *g_lastActiveFrame = NULL;
 // send any activate events at all
 static int g_sendActivateEvent = -1;
 
 // send any activate events at all
 static int g_sendActivateEvent = -1;
 

+// Whether _NET_REQUEST_FRAME_EXTENTS support is working
+//   0 == not tested yet, 1 == working, 2 == broken
+static int gs_requestFrameExtentsStatus;
+

 //-----------------------------------------------------------------------------
 // RequestUserAttention related functions
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 // RequestUserAttention related functions
 //-----------------------------------------------------------------------------
 

-extern "C" {
+#ifndef __WXGTK3__

 static void wxgtk_window_set_urgency_hint (GtkWindow *win,
                                            gboolean setting)
 {
 static void wxgtk_window_set_urgency_hint (GtkWindow *win,
                                            gboolean setting)
 {

-    wxASSERT_MSG( GTK_WIDGET_REALIZED(win), wxT("wxgtk_window_set_urgency_hint: GdkWindow not realized") );
-    GdkWindow *window = GTK_WIDGET(win)->window;
-    XWMHints *wm_hints;
+#if GTK_CHECK_VERSION(2,7,0)
+    if (gtk_check_version(2,7,0) == NULL)
+        gtk_window_set_urgency_hint(win, setting);
+    else
+#endif
+    {
+#ifdef GDK_WINDOWING_X11
+        GdkWindow* window = gtk_widget_get_window(GTK_WIDGET(win));
+        wxCHECK_RET(window, "wxgtk_window_set_urgency_hint: GdkWindow not realized");

 
 

-    wm_hints = XGetWMHints(GDK_WINDOW_XDISPLAY(window), GDK_WINDOW_XWINDOW(window));
+        Display* dpy = GDK_WINDOW_XDISPLAY(window);
+        Window xid = GDK_WINDOW_XID(window);
+        XWMHints* wm_hints = XGetWMHints(dpy, xid);

 
 

-    if (!wm_hints)
-        wm_hints = XAllocWMHints();
+        if (!wm_hints)
+            wm_hints = XAllocWMHints();

 
 

-    if (setting)
-        wm_hints->flags |= XUrgencyHint;
-    else
-        wm_hints->flags &= ~XUrgencyHint;
+        if (setting)
+            wm_hints->flags |= XUrgencyHint;
+        else
+            wm_hints->flags &= ~XUrgencyHint;

 
 

-    XSetWMHints(GDK_WINDOW_XDISPLAY(window), GDK_WINDOW_XWINDOW(window), wm_hints);
-    XFree(wm_hints);
+        XSetWMHints(dpy, xid, wm_hints);
+        XFree(wm_hints);
+#endif // GDK_WINDOWING_X11
+    }

 }
 }

+#define gtk_window_set_urgency_hint wxgtk_window_set_urgency_hint
+#endif

 
 

+extern "C" {

 static gboolean gtk_frame_urgency_timer_callback( wxTopLevelWindowGTK *win )
 {
 static gboolean gtk_frame_urgency_timer_callback( wxTopLevelWindowGTK *win )
 {

-#if GTK_CHECK_VERSION(2,7,0)
-    if(!gtk_check_version(2,7,0))
-        gtk_window_set_urgency_hint(GTK_WINDOW( win->m_widget ), FALSE);
-    else
-#endif
-        wxgtk_window_set_urgency_hint(GTK_WINDOW( win->m_widget ), FALSE);
+    gtk_window_set_urgency_hint(GTK_WINDOW(win->m_widget), false);

 
     win->m_urgency_hint = -2;
     return FALSE;
 
     win->m_urgency_hint = -2;
     return FALSE;


@@ -147,15 +159,7 @@ static gboolean gtk_frame_focus_in_callback( GtkWidget *widget,
             g_source_remove( win->m_urgency_hint );
             // no break, fallthrough to remove hint too
         case -1:
             g_source_remove( win->m_urgency_hint );
             // no break, fallthrough to remove hint too
         case -1:

-#if GTK_CHECK_VERSION(2,7,0)
-            if(!gtk_check_version(2,7,0))
-                gtk_window_set_urgency_hint(GTK_WINDOW( widget ), FALSE);
-            else
-#endif
-            {
-                wxgtk_window_set_urgency_hint(GTK_WINDOW( widget ), FALSE);
-            }
-
+            gtk_window_set_urgency_hint(GTK_WINDOW(widget), false);

             win->m_urgency_hint = -2;
             break;
 
             win->m_urgency_hint = -2;
             break;
 


@@ -181,7 +185,7 @@ gboolean gtk_frame_focus_out_callback(GtkWidget * WXUNUSED(widget),
                                       GdkEventFocus *WXUNUSED(gdk_event),
                                       wxTopLevelWindowGTK * WXUNUSED(win))
 {
                                       GdkEventFocus *WXUNUSED(gdk_event),
                                       wxTopLevelWindowGTK * WXUNUSED(win))
 {

-    // if the focus goes out of our app alltogether, OnIdle() will send
+    // if the focus goes out of our app altogether, OnIdle() will send

     // wxActivateEvent, otherwise gtk_window_focus_in_callback() will reset
     // g_sendActivateEvent to -1
     g_sendActivateEvent = 0;
     // wxActivateEvent, otherwise gtk_window_focus_in_callback() will reset
     // g_sendActivateEvent to -1
     g_sendActivateEvent = 0;


@@ -218,8 +222,9 @@ size_allocate(GtkWidget*, GtkAllocation* alloc, wxTopLevelWindowGTK* win)
         win->m_oldClientWidth  = alloc->width;
         win->m_oldClientHeight = alloc->height;
 
         win->m_oldClientWidth  = alloc->width;
         win->m_oldClientHeight = alloc->height;
 

-        wxSize size(win->m_widget->allocation.width,
-                    win->m_widget->allocation.height);
+        GtkAllocation a;
+        gtk_widget_get_allocation(win->m_widget, &a);
+        wxSize size(a.width, a.height);

         size += win->m_decorSize;
         win->m_width  = size.x;
         win->m_height = size.y;
         size += win->m_decorSize;
         win->m_width  = size.x;
         win->m_height = size.y;


@@ -235,22 +240,6 @@ size_allocate(GtkWidget*, GtkAllocation* alloc, wxTopLevelWindowGTK* win)
 }
 }
 
 }
 }
 

-// ----------------------------------------------------------------------------
-// "size_request"
-// ----------------------------------------------------------------------------
-
-extern "C" {
-static
-void wxgtk_tlw_size_request_callback(GtkWidget * WXUNUSED(widget),
-                                     GtkRequisition *requisition,
-                                     wxTopLevelWindowGTK *win)
-{
-    // we must return the size of the window without WM decorations, otherwise
-    // GTK+ gets confused, so don't call just GetSize() here
-    win->GTKDoGetSize(&requisition->width, &requisition->height);
-}
-}
-

 //-----------------------------------------------------------------------------
 // "delete_event"
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 // "delete_event"
 //-----------------------------------------------------------------------------


@@ -280,7 +269,7 @@ gtk_frame_configure_callback( GtkWidget* widget,
                               GdkEventConfigure *WXUNUSED(event),
                               wxTopLevelWindowGTK *win )
 {
                               GdkEventConfigure *WXUNUSED(event),
                               wxTopLevelWindowGTK *win )
 {

-    if (!win->m_hasVMT || !win->IsShown())
+    if (!win->IsShown())

         return FALSE;
 
     wxPoint point;
         return FALSE;
 
     wxPoint point;


@@ -303,29 +292,36 @@ gtk_frame_configure_callback( GtkWidget* widget,
 // we cannot the WM hints and icons before the widget has been realized,
 // so we do this directly after realization
 
 // we cannot the WM hints and icons before the widget has been realized,
 // so we do this directly after realization
 

-extern "C" {
-static void
-gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget),
-                             wxTopLevelWindowGTK *win )
+void wxTopLevelWindowGTK::GTKHandleRealized()

 {
 {

-    gdk_window_set_decorations(win->m_widget->window,
-                               (GdkWMDecoration)win->m_gdkDecor);
-    gdk_window_set_functions(win->m_widget->window,
-                               (GdkWMFunction)win->m_gdkFunc);
+    wxNonOwnedWindow::GTKHandleRealized();
+
+    gdk_window_set_decorations(gtk_widget_get_window(m_widget),
+                               (GdkWMDecoration)m_gdkDecor);
+    gdk_window_set_functions(gtk_widget_get_window(m_widget),
+                               (GdkWMFunction)m_gdkFunc);

 
     // GTK's shrinking/growing policy
 
     // GTK's shrinking/growing policy

-    if ( !(win->m_gdkFunc & GDK_FUNC_RESIZE) )
-        gtk_window_set_resizable(GTK_WINDOW(win->m_widget), FALSE);
+    if ( !(m_gdkFunc & GDK_FUNC_RESIZE) )
+        gtk_window_set_resizable(GTK_WINDOW(m_widget), FALSE);
+#ifndef __WXGTK3__

     else
     else

-        gtk_window_set_policy(GTK_WINDOW(win->m_widget), 1, 1, 1);
+        gtk_window_set_policy(GTK_WINDOW(m_widget), 1, 1, 1);
+#endif

 
 

-    const wxIconBundle& icons = win->GetIcons();
+    const wxIconBundle& icons = GetIcons();

     if (icons.GetIconCount())
     if (icons.GetIconCount())

-        win->SetIcons(icons);
+        SetIcons(icons);

 
 

-    if (win->HasFlag(wxFRAME_SHAPED))
-        win->SetShape(win->m_shape); // it will really set the window shape now
-}
+#ifdef __WXGTK3__
+    if (gtk_window_get_has_resize_grip(GTK_WINDOW(m_widget)))
+    {
+        // Grip window can end up obscured, probably due to deferred show.
+        // Reset grip to ensure it is visible.
+        gtk_window_set_has_resize_grip(GTK_WINDOW(m_widget), false);
+        gtk_window_set_has_resize_grip(GTK_WINDOW(m_widget), true);
+    }
+#endif

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


@@ -358,13 +354,8 @@ gtk_frame_map_callback( GtkWidget*,
         win->GetEventHandler()->ProcessEvent(eventShow);
     }
 
         win->GetEventHandler()->ProcessEvent(eventShow);
     }
 

-#if GTK_CHECK_VERSION(2,6,0)
-    if (!gtk_check_version(2,6,0))
-    {
-        // restore focus-on-map setting in case ShowWithoutActivating() was called
-        gtk_window_set_focus_on_map(GTK_WINDOW(win->m_widget), true);
-    }
-#endif // GTK+ 2.6+
+    // restore focus-on-map setting in case ShowWithoutActivating() was called
+    gtk_window_set_focus_on_map(GTK_WINDOW(win->m_widget), true);

 
     return false;
 }
 
     return false;
 }


@@ -383,6 +374,17 @@ gtk_frame_window_state_callback( GtkWidget* WXUNUSED(widget),
     if (event->changed_mask & GDK_WINDOW_STATE_ICONIFIED)
         win->SetIconizeState((event->new_window_state & GDK_WINDOW_STATE_ICONIFIED) != 0);
 
     if (event->changed_mask & GDK_WINDOW_STATE_ICONIFIED)
         win->SetIconizeState((event->new_window_state & GDK_WINDOW_STATE_ICONIFIED) != 0);
 

+    // if maximized bit changed and it is now set
+    if (event->changed_mask & event->new_window_state & GDK_WINDOW_STATE_MAXIMIZED)
+    {
+        wxMaximizeEvent evt(win->GetId());
+        evt.SetEventObject(win);
+        win->HandleWindowEvent(evt);
+    }
+
+    if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN)
+        win->m_fsIsShowing = (event->new_window_state & GDK_WINDOW_STATE_FULLSCREEN) != 0;
+

     return false;
 }
 }
     return false;
 }
 }


@@ -391,16 +393,17 @@ gtk_frame_window_state_callback( GtkWidget* WXUNUSED(widget),
 
 bool wxGetFrameExtents(GdkWindow* window, int* left, int* right, int* top, int* bottom)
 {
 
 bool wxGetFrameExtents(GdkWindow* window, int* left, int* right, int* top, int* bottom)
 {

+#ifdef GDK_WINDOWING_X11

     static GdkAtom property = gdk_atom_intern("_NET_FRAME_EXTENTS", false);
     static GdkAtom property = gdk_atom_intern("_NET_FRAME_EXTENTS", false);

-    Atom xproperty = gdk_x11_atom_to_xatom_for_display(
-                        gdk_drawable_get_display(window), property);
+    GdkDisplay* display = gdk_window_get_display(window);
+    Atom xproperty = gdk_x11_atom_to_xatom_for_display(display, property);

     Atom type;
     int format;
     gulong nitems, bytes_after;
     guchar* data;
     Status status = XGetWindowProperty(
     Atom type;
     int format;
     gulong nitems, bytes_after;
     guchar* data;
     Status status = XGetWindowProperty(

-        gdk_x11_drawable_get_xdisplay(window),
-        gdk_x11_drawable_get_xid(window),
+        GDK_DISPLAY_XDISPLAY(display),
+        GDK_WINDOW_XID(window),

         xproperty,
         0, 4, false, XA_CARDINAL,
         &type, &format, &nitems, &bytes_after, &data);
         xproperty,
         0, 4, false, XA_CARDINAL,
         &type, &format, &nitems, &bytes_after, &data);


@@ -416,8 +419,12 @@ bool wxGetFrameExtents(GdkWindow* window, int* left, int* right, int* top, int*
     if (data)
         XFree(data);
     return success;
     if (data)
         XFree(data);
     return success;

+#else
+    return false;
+#endif

 }
 
 }
 

+#ifdef GDK_WINDOWING_X11

 //-----------------------------------------------------------------------------
 // "property_notify_event" from m_widget
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 // "property_notify_event" from m_widget
 //-----------------------------------------------------------------------------


@@ -430,6 +437,14 @@ static gboolean property_notify_event(
     static GdkAtom property = gdk_atom_intern("_NET_FRAME_EXTENTS", false);
     if (event->state == GDK_PROPERTY_NEW_VALUE && event->atom == property)
     {
     static GdkAtom property = gdk_atom_intern("_NET_FRAME_EXTENTS", false);
     if (event->state == GDK_PROPERTY_NEW_VALUE && event->atom == property)
     {

+        if (win->m_netFrameExtentsTimerId)
+        {
+            // WM support for _NET_REQUEST_FRAME_EXTENTS is working
+            gs_requestFrameExtentsStatus = 1;
+            g_source_remove(win->m_netFrameExtentsTimerId);
+            win->m_netFrameExtentsTimerId = 0;
+        }
+

         wxSize decorSize = win->m_decorSize;
         int left, right, top, bottom;
         if (wxGetFrameExtents(event->window, &left, &right, &top, &bottom))
         wxSize decorSize = win->m_decorSize;
         int left, right, top, bottom;
         if (wxGetFrameExtents(event->window, &left, &right, &top, &bottom))


@@ -441,6 +456,25 @@ static gboolean property_notify_event(
 }
 }
 
 }
 }
 

+extern "C" {
+static gboolean request_frame_extents_timeout(void* data)
+{
+    // WM support for _NET_REQUEST_FRAME_EXTENTS is broken
+    gs_requestFrameExtentsStatus = 2;
+    gdk_threads_enter();
+    wxTopLevelWindowGTK* win = static_cast<wxTopLevelWindowGTK*>(data);
+    win->m_netFrameExtentsTimerId = 0;
+    wxSize decorSize = win->m_decorSize;
+    int left, right, top, bottom;
+    if (wxGetFrameExtents(gtk_widget_get_window(win->m_widget), &left, &right, &top, &bottom))
+        decorSize.Set(left + right, top + bottom);
+    win->GTKUpdateDecorSize(decorSize);
+    gdk_threads_leave();
+    return false;
+}
+}
+#endif // GDK_WINDOWING_X11
+

 // ----------------------------------------------------------------------------
 // wxTopLevelWindowGTK creation
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // wxTopLevelWindowGTK creation
 // ----------------------------------------------------------------------------


@@ -457,6 +491,8 @@ void wxTopLevelWindowGTK::Init()
     m_deferShow = true;
     m_deferShowAllowed = true;
     m_updateDecorSize = true;
     m_deferShow = true;
     m_deferShowAllowed = true;
     m_updateDecorSize = true;

+    m_netFrameExtentsTimerId = 0;
+    m_incWidth = m_incHeight = 0;

 
     m_urgency_hint = -2;
 }
 
     m_urgency_hint = -2;
 }


@@ -556,42 +592,37 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
 #endif
 
     gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
 #endif
 
     gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );

-    GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
+    gtk_widget_set_can_focus(m_widget, false);

 
     g_signal_connect (m_widget, "delete_event",
                       G_CALLBACK (gtk_frame_delete_callback), this);
 
     // m_mainWidget is a GtkVBox, holding the bars and client area (m_wxwindow)
 
     g_signal_connect (m_widget, "delete_event",
                       G_CALLBACK (gtk_frame_delete_callback), this);
 
     // m_mainWidget is a GtkVBox, holding the bars and client area (m_wxwindow)

-    m_mainWidget = gtk_vbox_new(false, 0);
+    m_mainWidget = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);

     gtk_widget_show( m_mainWidget );
     gtk_widget_show( m_mainWidget );

-    GTK_WIDGET_UNSET_FLAGS( m_mainWidget, GTK_CAN_FOCUS );
+    gtk_widget_set_can_focus(m_mainWidget, false);

     gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget );
 
     // m_wxwindow is the client area
     m_wxwindow = wxPizza::New();
     gtk_widget_show( m_wxwindow );
     gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget );
 
     // m_wxwindow is the client area
     m_wxwindow = wxPizza::New();
     gtk_widget_show( m_wxwindow );

-    gtk_container_add( GTK_CONTAINER(m_mainWidget), m_wxwindow );
+    gtk_box_pack_start(GTK_BOX(m_mainWidget), m_wxwindow, true, true, 0);

 
     // we donm't allow the frame to get the focus as otherwise
     // the frame will grab it at arbitrary focus changes
 
     // we donm't allow the frame to get the focus as otherwise
     // the frame will grab it at arbitrary focus changes

-    GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
+    gtk_widget_set_can_focus(m_wxwindow, false);

 
     if (m_parent) m_parent->AddChild( this );
 
     g_signal_connect(m_wxwindow, "size_allocate",
         G_CALLBACK(size_allocate), this);
 
 
     if (m_parent) m_parent->AddChild( this );
 
     g_signal_connect(m_wxwindow, "size_allocate",
         G_CALLBACK(size_allocate), this);
 

-    g_signal_connect (m_widget, "size_request",
-                      G_CALLBACK (wxgtk_tlw_size_request_callback), this);

     PostCreation();
 
     PostCreation();
 

+#ifndef __WXGTK3__

     if ((m_x != -1) || (m_y != -1))
         gtk_widget_set_uposition( m_widget, m_x, m_y );
     if ((m_x != -1) || (m_y != -1))
         gtk_widget_set_uposition( m_widget, m_x, m_y );

-
-    //  we cannot set MWM hints and icons before the widget has
-    //  been realized, so we do this directly after realization
-    g_signal_connect (m_widget, "realize",
-                      G_CALLBACK (gtk_frame_realized_callback), this);
+#endif

 
     // for some reported size corrections
     g_signal_connect (m_widget, "map_event",
 
     // for some reported size corrections
     g_signal_connect (m_widget, "map_event",


@@ -612,9 +643,24 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
     g_signal_connect_after (m_widget, "focus_out_event",
                       G_CALLBACK (gtk_frame_focus_out_callback), this);
 
     g_signal_connect_after (m_widget, "focus_out_event",
                       G_CALLBACK (gtk_frame_focus_out_callback), this);
 

-    gtk_widget_add_events(m_widget, GDK_PROPERTY_CHANGE_MASK);
-    g_signal_connect(m_widget, "property_notify_event",
-        G_CALLBACK(property_notify_event), this);
+    // GTK processes key events at the top level first, which handles for
+    // menu accelerators and shortcuts before passing the event on to the
+    // focus child window to begin propagation. We want to propagate
+    // first, so we connect gtk_window_propagate_key_event to
+    // key_press_event.
+    g_signal_connect (m_widget, "key_press_event",
+                      G_CALLBACK (gtk_window_propagate_key_event), NULL);
+
+#ifdef GDK_WINDOWING_X11
+#ifdef __WXGTK3__
+    if (GDK_IS_X11_SCREEN(gtk_window_get_screen(GTK_WINDOW(m_widget))))
+#endif
+    {
+        gtk_widget_add_events(m_widget, GDK_PROPERTY_CHANGE_MASK);
+        g_signal_connect(m_widget, "property_notify_event",
+            G_CALLBACK(property_notify_event), this);
+    }
+#endif // GDK_WINDOWING_X11

 
     // translate wx decorations styles into Motif WM hints (they are recognized
     // by other WMs as well)
 
     // translate wx decorations styles into Motif WM hints (they are recognized
     // by other WMs as well)


@@ -659,6 +705,9 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
         }
     }
 
         }
     }
 

+    // GTK sometimes chooses very small size if max size hint is not explicitly set
+    DoSetSizeHints(m_minWidth, m_minHeight, m_maxWidth, m_maxHeight, m_incWidth, m_incHeight);
+

     m_decorSize = GetCachedDecorSize();
     int w, h;
     GTKDoGetSize(&w, &h);
     m_decorSize = GetCachedDecorSize();
     int w, h;
     GTKDoGetSize(&w, &h);


@@ -669,6 +718,13 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
 
 wxTopLevelWindowGTK::~wxTopLevelWindowGTK()
 {
 
 wxTopLevelWindowGTK::~wxTopLevelWindowGTK()
 {

+    if ( m_netFrameExtentsTimerId )
+    {
+        // Don't let the timer callback fire as the window pointer passed to it
+        // will become invalid very soon.
+        g_source_remove(m_netFrameExtentsTimerId);
+    }
+

 #if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
     // it can also be a (standard) dialog
     if ( HILDON_IS_WINDOW(m_widget) )
 #if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
     // it can also be a (standard) dialog
     if ( HILDON_IS_WINDOW(m_widget) )


@@ -705,8 +761,9 @@ bool wxTopLevelWindowGTK::EnableCloseButton( bool enable )
     else
         m_gdkFunc &= ~GDK_FUNC_CLOSE;
 
     else
         m_gdkFunc &= ~GDK_FUNC_CLOSE;
 

-    if (GTK_WIDGET_REALIZED(m_widget) && (m_widget->window))
-        gdk_window_set_functions( m_widget->window, (GdkWMFunction)m_gdkFunc );
+    GdkWindow* window = gtk_widget_get_window(m_widget);
+    if (window)
+        gdk_window_set_functions(window, (GdkWMFunction)m_gdkFunc);

 
     return true;
 }
 
     return true;
 }


@@ -718,32 +775,37 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long)
 
     m_fsIsShowing = show;
 
 
     m_fsIsShowing = show;
 

-    wxX11FullScreenMethod method =
-        wxGetFullScreenMethodX11((WXDisplay*)GDK_DISPLAY(),
-                                 (WXWindow)GDK_ROOT_WINDOW());
+#ifdef GDK_WINDOWING_X11
+    Display* xdpy = GDK_DISPLAY_XDISPLAY(gtk_widget_get_display(m_widget));
+    Window xroot = GDK_WINDOW_XID(gtk_widget_get_root_window(m_widget));
+    wxX11FullScreenMethod method = wxGetFullScreenMethodX11(xdpy, (WXWindow)xroot);

 
     // NB: gtk_window_fullscreen() uses freedesktop.org's WMspec extensions
     //     to switch to fullscreen, which is not always available. We must
     //     check if WM supports the spec and use legacy methods if it
     //     doesn't.
     if ( method == wxX11_FS_WMSPEC )
 
     // NB: gtk_window_fullscreen() uses freedesktop.org's WMspec extensions
     //     to switch to fullscreen, which is not always available. We must
     //     check if WM supports the spec and use legacy methods if it
     //     doesn't.
     if ( method == wxX11_FS_WMSPEC )

+#endif // GDK_WINDOWING_X11

     {
         if (show)
             gtk_window_fullscreen( GTK_WINDOW( m_widget ) );
         else
             gtk_window_unfullscreen( GTK_WINDOW( m_widget ) );
     }
     {
         if (show)
             gtk_window_fullscreen( GTK_WINDOW( m_widget ) );
         else
             gtk_window_unfullscreen( GTK_WINDOW( m_widget ) );
     }

+#ifdef GDK_WINDOWING_X11

     else
     {
     else
     {

-        GdkWindow *window = m_widget->window;
+        GdkWindow* window = gtk_widget_get_window(m_widget);
+        Window xid = GDK_WINDOW_XID(window);

 
         if (show)
         {
             GetPosition( &m_fsSaveFrame.x, &m_fsSaveFrame.y );
             GetSize( &m_fsSaveFrame.width, &m_fsSaveFrame.height );
 
 
         if (show)
         {
             GetPosition( &m_fsSaveFrame.x, &m_fsSaveFrame.y );
             GetSize( &m_fsSaveFrame.width, &m_fsSaveFrame.height );
 

-            int screen_width,screen_height;
-            wxDisplaySize( &screen_width, &screen_height );
+            GdkScreen* screen = gtk_widget_get_screen(m_widget);
+            const int screen_width = gdk_screen_get_width(screen);
+            const int screen_height = gdk_screen_get_height(screen);

 
             gint client_x, client_y, root_x, root_y;
             gint width, height;
 
             gint client_x, client_y, root_x, root_y;
             gint width, height;


@@ -754,16 +816,15 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long)
             gdk_window_set_decorations(window, (GdkWMDecoration)0);
             gdk_window_set_functions(window, (GdkWMFunction)0);
 
             gdk_window_set_decorations(window, (GdkWMDecoration)0);
             gdk_window_set_functions(window, (GdkWMFunction)0);
 

-            gdk_window_get_origin (m_widget->window, &root_x, &root_y);
-            gdk_window_get_geometry (m_widget->window, &client_x, &client_y,
-                         &width, &height, NULL);
+            gdk_window_get_origin(window, &root_x, &root_y);
+            gdk_window_get_geometry(window, &client_x, &client_y, &width, &height);

 
 

-            gdk_window_move_resize (m_widget->window, -client_x, -client_y,
-                        screen_width + 1, screen_height + 1);
+            gdk_window_move_resize(
+                window, -client_x, -client_y, screen_width + 1, screen_height + 1);

 
 

-            wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(),
-                                    (WXWindow)GDK_ROOT_WINDOW(),
-                                    (WXWindow)GDK_WINDOW_XWINDOW(window),
+            wxSetFullScreenStateX11(xdpy,
+                                    (WXWindow)xroot,
+                                    (WXWindow)xid,

                                     show, &m_fsSaveFrame, method);
         }
         else // hide
                                     show, &m_fsSaveFrame, method);
         }
         else // hide


@@ -773,15 +834,16 @@ bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long)
             gdk_window_set_decorations(window, (GdkWMDecoration)m_gdkDecor);
             gdk_window_set_functions(window, (GdkWMFunction)m_gdkFunc);
 
             gdk_window_set_decorations(window, (GdkWMDecoration)m_gdkDecor);
             gdk_window_set_functions(window, (GdkWMFunction)m_gdkFunc);
 

-            wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(),
-                                    (WXWindow)GDK_ROOT_WINDOW(),
-                                    (WXWindow)GDK_WINDOW_XWINDOW(window),
+            wxSetFullScreenStateX11(xdpy,
+                                    (WXWindow)xroot,
+                                    (WXWindow)xid,

                                     show, &m_fsSaveFrame, method);
 
             SetSize(m_fsSaveFrame.x, m_fsSaveFrame.y,
                     m_fsSaveFrame.width, m_fsSaveFrame.height);
         }
     }
                                     show, &m_fsSaveFrame, method);
 
             SetSize(m_fsSaveFrame.x, m_fsSaveFrame.y,
                     m_fsSaveFrame.width, m_fsSaveFrame.height);
         }
     }

+#endif // GDK_WINDOWING_X11

 
     // documented behaviour is to show the window if it's still hidden when
     // showing it full screen
 
     // documented behaviour is to show the window if it's still hidden when
     // showing it full screen


@@ -801,44 +863,39 @@ void wxTopLevelWindowGTK::Refresh( bool WXUNUSED(eraseBackground), const wxRect
 
     gtk_widget_queue_draw( m_widget );
 
 
     gtk_widget_queue_draw( m_widget );
 

-    if (m_wxwindow && m_wxwindow->window)
-        gdk_window_invalidate_rect( m_wxwindow->window, NULL, TRUE );
+    GdkWindow* window = NULL;
+    if (m_wxwindow)
+        window = gtk_widget_get_window(m_wxwindow);
+    if (window)
+        gdk_window_invalidate_rect(window, NULL, true);

 }
 
 bool wxTopLevelWindowGTK::Show( bool show )
 {
     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 
 }
 
 bool wxTopLevelWindowGTK::Show( bool show )
 {
     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 

+#ifdef GDK_WINDOWING_X11

     bool deferShow = show && !m_isShown && m_deferShow;
     if (deferShow)
     {
     bool deferShow = show && !m_isShown && m_deferShow;
     if (deferShow)
     {

-        deferShow = m_deferShowAllowed && !GTK_WIDGET_REALIZED(m_widget);
-        if (deferShow)
-        {
-            deferShow = g_signal_handler_find(m_widget,
+        deferShow = m_deferShowAllowed && gs_requestFrameExtentsStatus != 2 &&
+            !gtk_widget_get_realized(m_widget) &&
+            g_signal_handler_find(m_widget,

                 GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA),
                 g_signal_lookup("property_notify_event", GTK_TYPE_WIDGET),
                 GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA),
                 g_signal_lookup("property_notify_event", GTK_TYPE_WIDGET),

-                0, NULL, NULL, this) != 0;
-        }
-        GdkScreen* screen = NULL;
+                0, NULL, NULL, this);

         if (deferShow)
         {
         if (deferShow)
         {

-            screen = gtk_widget_get_screen(m_widget);
+            GdkScreen* screen = gtk_widget_get_screen(m_widget);

             GdkAtom atom = gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false);
             deferShow = gdk_x11_screen_supports_net_wm_hint(screen, atom) != 0;
             GdkAtom atom = gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false);
             deferShow = gdk_x11_screen_supports_net_wm_hint(screen, atom) != 0;

+

             // If _NET_REQUEST_FRAME_EXTENTS not supported, don't allow changes
             // to m_decorSize, it breaks saving/restoring window size with
             // GetSize()/SetSize() because it makes window bigger between each
             // restore and save.
             m_updateDecorSize = deferShow;
         }
             // If _NET_REQUEST_FRAME_EXTENTS not supported, don't allow changes
             // to m_decorSize, it breaks saving/restoring window size with
             // GetSize()/SetSize() because it makes window bigger between each
             // restore and save.
             m_updateDecorSize = deferShow;
         }

-        if (deferShow)
-        {
-            // Fluxbox support for _NET_REQUEST_FRAME_EXTENTS is broken
-            const char* name = gdk_x11_screen_get_window_manager_name(screen);
-            deferShow = strcmp(name, "Fluxbox") != 0;
-            m_updateDecorSize = deferShow;
-        }

 
         m_deferShow = deferShow;
     }
 
         m_deferShow = deferShow;
     }


@@ -855,33 +912,51 @@ bool wxTopLevelWindowGTK::Show( bool show )
         // causes the widget tree to be size_allocated, which generates size
         // events in the wrong order. However, the size_allocates will not be
         // done if the allocation is not the default (1,1).
         // causes the widget tree to be size_allocated, which generates size
         // events in the wrong order. However, the size_allocates will not be
         // done if the allocation is not the default (1,1).

-        const int alloc_width = m_widget->allocation.width;
+        GtkAllocation alloc;
+        gtk_widget_get_allocation(m_widget, &alloc);
+        const int alloc_width = alloc.width;

         if (alloc_width == 1)
         if (alloc_width == 1)

-            m_widget->allocation.width = 2;
+        {
+            alloc.width = 2;
+            gtk_widget_set_allocation(m_widget, &alloc);
+        }

         gtk_widget_realize(m_widget);
         if (alloc_width == 1)
         gtk_widget_realize(m_widget);
         if (alloc_width == 1)

-            m_widget->allocation.width = 1;
+        {
+            alloc.width = 1;
+            gtk_widget_set_allocation(m_widget, &alloc);
+        }

 
         // send _NET_REQUEST_FRAME_EXTENTS
         XClientMessageEvent xevent;
         memset(&xevent, 0, sizeof(xevent));
         xevent.type = ClientMessage;
 
         // send _NET_REQUEST_FRAME_EXTENTS
         XClientMessageEvent xevent;
         memset(&xevent, 0, sizeof(xevent));
         xevent.type = ClientMessage;

-        xevent.window = gdk_x11_drawable_get_xid(m_widget->window);
+        GdkWindow* window = gtk_widget_get_window(m_widget);
+        xevent.window = GDK_WINDOW_XID(window);

         xevent.message_type = gdk_x11_atom_to_xatom_for_display(
         xevent.message_type = gdk_x11_atom_to_xatom_for_display(

-            gdk_drawable_get_display(m_widget->window),
+            gdk_window_get_display(window),

             gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false));
         xevent.format = 32;
             gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false));
         xevent.format = 32;

-        Display* display = gdk_x11_drawable_get_xdisplay(m_widget->window);
+        Display* display = GDK_DISPLAY_XDISPLAY(gdk_window_get_display(window));

         XSendEvent(display, DefaultRootWindow(display), false,
             SubstructureNotifyMask | SubstructureRedirectMask,
             (XEvent*)&xevent);
 
         XSendEvent(display, DefaultRootWindow(display), false,
             SubstructureNotifyMask | SubstructureRedirectMask,
             (XEvent*)&xevent);
 

+        if (gs_requestFrameExtentsStatus == 0)
+        {
+            // if WM does not respond to request within 1 second,
+            // we assume support for _NET_REQUEST_FRAME_EXTENTS is not working
+            m_netFrameExtentsTimerId =
+                g_timeout_add(1000, request_frame_extents_timeout, this);
+        }
+

         // defer calling gtk_widget_show()
         m_isShown = true;
         return true;
     }
         // defer calling gtk_widget_show()
         m_isShown = true;
         return true;
     }

+#endif // GDK_WINDOWING_X11

 
 

-    if (show && !GTK_WIDGET_REALIZED(m_widget))
+    if (show && !gtk_widget_get_realized(m_widget))

     {
         // size_allocate signals occur in reverse order (bottom to top).
         // Things work better if the initial wxSizeEvents are sent (from the
     {
         // size_allocate signals occur in reverse order (bottom to top).
         // Things work better if the initial wxSizeEvents are sent (from the


@@ -908,11 +983,7 @@ void wxTopLevelWindowGTK::ShowWithoutActivating()
 {
     if (!m_isShown)
     {
 {
     if (!m_isShown)
     {

-#if GTK_CHECK_VERSION(2,6,0)
-        if (!gtk_check_version(2,6,0))
-            gtk_window_set_focus_on_map(GTK_WINDOW(m_widget), false);
-#endif // GTK+ 2.6+
-
+        gtk_window_set_focus_on_map(GTK_WINDOW(m_widget), false);

         Show(true);
     }
 }
         Show(true);
     }
 }


@@ -962,8 +1033,6 @@ void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int si
 {
     wxCHECK_RET( m_widget, wxT("invalid frame") );
 
 {
     wxCHECK_RET( m_widget, wxT("invalid frame") );
 

-    m_deferShowAllowed = true;
-

     // deal with the position first
     int old_x = m_x;
     int old_y = m_y;
     // deal with the position first
     int old_x = m_x;
     int old_y = m_y;


@@ -993,8 +1062,12 @@ void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int si
     if (height >= 0)
         m_height = height;
     ConstrainSize();
     if (height >= 0)
         m_height = height;
     ConstrainSize();

+    if (m_width < 1) m_width = 1;
+    if (m_height < 1) m_height = 1;

     if (m_width != oldSize.x || m_height != oldSize.y)
     {
     if (m_width != oldSize.x || m_height != oldSize.y)
     {

+        m_deferShowAllowed = true;
+

         int w, h;
         GTKDoGetSize(&w, &h);
         gtk_window_resize(GTK_WINDOW(m_widget), w, h);
         int w, h;
         GTKDoGetSize(&w, &h);
         gtk_window_resize(GTK_WINDOW(m_widget), w, h);


@@ -1040,30 +1113,34 @@ void wxTopLevelWindowGTK::DoSetSizeHints( int minW, int minH,
                                           int incW, int incH )
 {
     base_type::DoSetSizeHints(minW, minH, maxW, maxH, incW, incH);
                                           int incW, int incH )
 {
     base_type::DoSetSizeHints(minW, minH, maxW, maxH, incW, incH);

+    m_incWidth = incW;
+    m_incHeight = incH;

 
     const wxSize minSize = GetMinSize();
     const wxSize maxSize = GetMaxSize();
     GdkGeometry hints;
 
     const wxSize minSize = GetMinSize();
     const wxSize maxSize = GetMaxSize();
     GdkGeometry hints;

-    int hints_mask = 0;
-    if (minSize.x > 0 || minSize.y > 0)
-    {
-        hints_mask |= GDK_HINT_MIN_SIZE;
+    // always set both min and max hints, otherwise GTK will
+    // make assumptions we don't want about the unset values
+    int hints_mask = GDK_HINT_MIN_SIZE | GDK_HINT_MAX_SIZE;
+    hints.min_width = 1;
+    hints.min_height = 1;
+    hints.max_width = INT_MAX;
+    hints.max_height = INT_MAX;
+    if (minSize.x > m_decorSize.x)

         hints.min_width = minSize.x - m_decorSize.x;
         hints.min_width = minSize.x - m_decorSize.x;

-        if (hints.min_width < 0)
-            hints.min_width = 0;
+    if (minSize.y > m_decorSize.y)

         hints.min_height = minSize.y - m_decorSize.y;
         hints.min_height = minSize.y - m_decorSize.y;

-        if (hints.min_height < 0)
-            hints.min_height = 0;
-    }
-    if (maxSize.x > 0 || maxSize.y > 0)
+    if (maxSize.x > 0)

     {
     {

-        hints_mask |= GDK_HINT_MAX_SIZE;

         hints.max_width = maxSize.x - m_decorSize.x;
         hints.max_width = maxSize.x - m_decorSize.x;

-        if (hints.max_width < 0)
-            hints.max_width = INT_MAX;
+        if (hints.max_width < hints.min_width)
+            hints.max_width = hints.min_width;
+    }
+    if (maxSize.y > 0)
+    {

         hints.max_height = maxSize.y - m_decorSize.y;
         hints.max_height = maxSize.y - m_decorSize.y;

-        if (hints.max_height < 0)
-            hints.max_height = INT_MAX;
+        if (hints.max_height < hints.min_height)
+            hints.max_height = hints.min_height;

     }
     if (incW > 0 || incH > 0)
     {
     }
     if (incW > 0 || incH > 0)
     {


@@ -1075,6 +1152,7 @@ void wxTopLevelWindowGTK::DoSetSizeHints( int minW, int minH,
         (GtkWindow*)m_widget, NULL, &hints, (GdkWindowHints)hints_mask);
 }
 
         (GtkWindow*)m_widget, NULL, &hints, (GdkWindowHints)hints_mask);
 }
 

+#ifdef GDK_WINDOWING_X11

 void wxTopLevelWindowGTK::GTKUpdateDecorSize(const wxSize& decorSize)
 {
     if (!IsMaximized() && !IsFullScreen())
 void wxTopLevelWindowGTK::GTKUpdateDecorSize(const wxSize& decorSize)
 {
     if (!IsMaximized() && !IsFullScreen())


@@ -1084,14 +1162,18 @@ void wxTopLevelWindowGTK::GTKUpdateDecorSize(const wxSize& decorSize)
         const wxSize diff = decorSize - m_decorSize;
         m_decorSize = decorSize;
         bool resized = false;
         const wxSize diff = decorSize - m_decorSize;
         m_decorSize = decorSize;
         bool resized = false;

+        if (m_minWidth > 0 || m_minHeight > 0 || m_maxWidth > 0 || m_maxHeight > 0)
+        {
+            // update size hints, they depend on m_decorSize
+            DoSetSizeHints(m_minWidth, m_minHeight, m_maxWidth, m_maxHeight, m_incWidth, m_incHeight);
+        }

         if (m_deferShow)
         {
             // keep overall size unchanged by shrinking m_widget
             int w, h;
             GTKDoGetSize(&w, &h);
             // but not if size would be less than minimum, it won't take effect
         if (m_deferShow)
         {
             // keep overall size unchanged by shrinking m_widget
             int w, h;
             GTKDoGetSize(&w, &h);
             // but not if size would be less than minimum, it won't take effect

-            const wxSize minSize = GetMinSize();
-            if (w >= minSize.x && h >= minSize.y)
+            if (w >= m_minWidth - decorSize.x && h >= m_minHeight - decorSize.y )

             {
                 gtk_window_resize(GTK_WINDOW(m_widget), w, h);
                 resized = true;
             {
                 gtk_window_resize(GTK_WINDOW(m_widget), w, h);
                 resized = true;


@@ -1102,8 +1184,8 @@ void wxTopLevelWindowGTK::GTKUpdateDecorSize(const wxSize& decorSize)
             // adjust overall size to match change in frame extents
             m_width  += diff.x;
             m_height += diff.y;
             // adjust overall size to match change in frame extents
             m_width  += diff.x;
             m_height += diff.y;

-            if (m_width  < 0) m_width  = 0;
-            if (m_height < 0) m_height = 0;
+            if (m_width  < 1) m_width  = 1;
+            if (m_height < 1) m_height = 1;

             m_oldClientWidth = 0;
             gtk_widget_queue_resize(m_wxwindow);
         }
             m_oldClientWidth = 0;
             gtk_widget_queue_resize(m_wxwindow);
         }


@@ -1124,6 +1206,7 @@ void wxTopLevelWindowGTK::GTKUpdateDecorSize(const wxSize& decorSize)
         HandleWindowEvent(showEvent);
     }
 }
         HandleWindowEvent(showEvent);
     }
 }

+#endif // GDK_WINDOWING_X11

 
 wxSize& wxTopLevelWindowGTK::GetCachedDecorSize()
 {
 
 wxSize& wxTopLevelWindowGTK::GetCachedDecorSize()
 {


@@ -1186,7 +1269,7 @@ void wxTopLevelWindowGTK::SetIcons( const wxIconBundle &icons )
     // Setting icons before window is realized can cause a GTK assertion if
     // another TLW is realized before this one, and it has this one as it's
     // transient parent. The life demo exibits this problem.
     // Setting icons before window is realized can cause a GTK assertion if
     // another TLW is realized before this one, and it has this one as it's
     // transient parent. The life demo exibits this problem.

-    if (GTK_WIDGET_REALIZED(m_widget))
+    if (gtk_widget_get_realized(m_widget))

     {
         GList* list = NULL;
         for (size_t i = icons.GetIconCount(); i--;)
     {
         GList* list = NULL;
         for (size_t i = icons.GetIconCount(); i--;)


@@ -1210,10 +1293,10 @@ void wxTopLevelWindowGTK::Maximize(bool maximize)
 
 bool wxTopLevelWindowGTK::IsMaximized() const
 {
 
 bool wxTopLevelWindowGTK::IsMaximized() const
 {

-    if(!m_widget->window)
-        return false;
-
-    return gdk_window_get_state(m_widget->window) & GDK_WINDOW_STATE_MAXIMIZED;
+    GdkWindow* window = NULL;
+    if (m_widget)
+        window = gtk_widget_get_window(m_widget);
+    return window && (gdk_window_get_state(window) & GDK_WINDOW_STATE_MAXIMIZED);

 }
 
 void wxTopLevelWindowGTK::Restore()
 }
 
 void wxTopLevelWindowGTK::Restore()


@@ -1264,49 +1347,6 @@ void wxTopLevelWindowGTK::RemoveGrab()
     }
 }
 
     }
 }
 

-
-// helper
-static bool do_shape_combine_region(GdkWindow* window, const wxRegion& region)
-{
-    if (window)
-    {
-        if (region.IsEmpty())
-        {
-            gdk_window_shape_combine_mask(window, NULL, 0, 0);
-        }
-        else
-        {
-            gdk_window_shape_combine_region(window, region.GetRegion(), 0, 0);
-            return true;
-        }
-    }
-    return false;
-}
-
-
-bool wxTopLevelWindowGTK::SetShape(const wxRegion& region)
-{
-    wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), false,
-                 wxT("Shaped windows must be created with the wxFRAME_SHAPED style."));
-
-    if ( GTK_WIDGET_REALIZED(m_widget) )
-    {
-        if ( m_wxwindow )
-            do_shape_combine_region(m_wxwindow->window, region);
-
-        return do_shape_combine_region(m_widget->window, region);
-    }
-    else // not realized yet
-    {
-        // store the shape to set, it will be really set once we're realized
-        m_shape = region;
-
-        // we don't know if we're going to succeed or fail, be optimistic by
-        // default
-        return true;
-    }
-}
-

 bool wxTopLevelWindowGTK::IsActive()
 {
     return (this == (wxTopLevelWindowGTK*)g_activeFrame);
 bool wxTopLevelWindowGTK::IsActive()
 {
     return (this == (wxTopLevelWindowGTK*)g_activeFrame);


@@ -1328,7 +1368,7 @@ void wxTopLevelWindowGTK::RequestUserAttention(int flags)
 
     m_urgency_hint = -2;
 
 
     m_urgency_hint = -2;
 

-    if( GTK_WIDGET_REALIZED(m_widget) && !IsActive() )
+    if( gtk_widget_get_realized(m_widget) && !IsActive() )

     {
         new_hint_value = true;
 
     {
         new_hint_value = true;
 


@@ -1340,12 +1380,7 @@ void wxTopLevelWindowGTK::RequestUserAttention(int flags)
         }
     }
 
         }
     }
 

-#if GTK_CHECK_VERSION(2,7,0)
-    if(!gtk_check_version(2,7,0))
-        gtk_window_set_urgency_hint(GTK_WINDOW( m_widget ), new_hint_value);
-    else
-#endif
-        wxgtk_window_set_urgency_hint(GTK_WINDOW( m_widget ), new_hint_value);
+    gtk_window_set_urgency_hint(GTK_WINDOW(m_widget), new_hint_value);

 }
 
 void wxTopLevelWindowGTK::SetWindowStyleFlag( long style )
 }
 
 void wxTopLevelWindowGTK::SetWindowStyleFlag( long style )


@@ -1374,37 +1409,17 @@ void wxTopLevelWindowGTK::SetWindowStyleFlag( long style )
     }
 }
 
     }
 }
 

-/* Get the X Window between child and the root window.
-   This should usually be the WM managed XID */
-static Window wxGetTopmostWindowX11(Display *dpy, Window child)
-{
-    Window root, parent;
-    Window* children;
-    unsigned int nchildren;
-
-    XQueryTree(dpy, child, &root, &parent, &children, &nchildren);
-    XFree(children);
-
-    while (parent != root) {
-        child = parent;
-        XQueryTree(dpy, child, &root, &parent, &children, &nchildren);
-        XFree(children);
-    }
-
-    return child;
-}
-

 bool wxTopLevelWindowGTK::SetTransparent(wxByte alpha)
 {
 bool wxTopLevelWindowGTK::SetTransparent(wxByte alpha)
 {

-    if (!m_widget || !m_widget->window)
+    GdkWindow* window = NULL;
+    if (m_widget)
+        window = gtk_widget_get_window(m_widget);
+    if (window == NULL)

         return false;
 
         return false;
 

-    Display* dpy = GDK_WINDOW_XDISPLAY (m_widget->window);
-    // We need to get the X Window that has the root window as the immediate parent
-    // and m_widget->window as a child. This should be the X Window that the WM manages and
-    // from which the opacity property is checked from.
-    Window win = wxGetTopmostWindowX11(dpy, GDK_WINDOW_XID (m_widget->window));
-
+#ifdef GDK_WINDOWING_X11
+    Display* dpy = GDK_WINDOW_XDISPLAY(window);
+    Window win = GDK_WINDOW_XID(window);

 
     // Using pure Xlib to not have a GTK version check mess due to gtk2.0 not having GdkDisplay
     if (alpha == 0xff)
 
     // Using pure Xlib to not have a GTK version check mess due to gtk2.0 not having GdkDisplay
     if (alpha == 0xff)


@@ -1418,6 +1433,9 @@ bool wxTopLevelWindowGTK::SetTransparent(wxByte alpha)
     }
     XSync(dpy, False);
     return true;
     }
     XSync(dpy, False);
     return true;

+#else // !GDK_WINDOWING_X11
+    return false;
+#endif // GDK_WINDOWING_X11 / !GDK_WINDOWING_X11

 }
 
 bool wxTopLevelWindowGTK::CanSetTransparent()
 }
 
 bool wxTopLevelWindowGTK::CanSetTransparent()


@@ -1429,16 +1447,20 @@ bool wxTopLevelWindowGTK::CanSetTransparent()
         return wxSystemOptions::GetOptionInt(SYSOPT_TRANSPARENT) != 0;
     }
 
         return wxSystemOptions::GetOptionInt(SYSOPT_TRANSPARENT) != 0;
     }
 

+#ifdef __WXGTK3__
+    return gtk_widget_is_composited(m_widget) != 0;
+#else

 #if GTK_CHECK_VERSION(2,10,0)
     if (!gtk_check_version(2,10,0))
     {
 #if GTK_CHECK_VERSION(2,10,0)
     if (!gtk_check_version(2,10,0))
     {

-        return (gtk_widget_is_composited (m_widget));
+        return gtk_widget_is_composited(m_widget) != 0;

     }
     else
 #endif // In case of lower versions than gtk+-2.10.0 we could look for _NET_WM_CM_Sn ourselves
     {
         return false;
     }
     }
     else
 #endif // In case of lower versions than gtk+-2.10.0 we could look for _NET_WM_CM_Sn ourselves
     {
         return false;
     }

+#endif // !__WXGTK3__

 
 #if 0 // Don't be optimistic here for the sake of wxAUI
     int opcode, event, error;
 
 #if 0 // Don't be optimistic here for the sake of wxAUI
     int opcode, event, error;