]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk1/toplevel.cpp
compile fix
[wxWidgets.git] / src / gtk1 / toplevel.cpp
index 1e76307895e2dd2c2b7374f1804915af721d077f..fb7300af9dbb5a6ffefee59158edb6425e9dfaef 100644 (file)
 // headers
 // ----------------------------------------------------------------------------
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma implementation "toplevel.h"
 #endif
 
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
 #ifdef __VMS
 #define XIconifyWindow XICONIFYWINDOW
 #endif
 
 #include "wx/defs.h"
 
+#include "wx/toplevel.h"
 #include "wx/log.h"
 #include "wx/dialog.h"
 #include "wx/control.h"
@@ -32,6 +36,7 @@
 #include "wx/dcclient.h"
 #include "wx/gtk/private.h"
 #include "wx/timer.h"
+#include "wx/settings.h"
 
 #include <glib.h>
 #include <gdk/gdk.h>
@@ -57,10 +62,92 @@ extern bool g_isIdle;
 // data
 // ----------------------------------------------------------------------------
 
-extern wxList         wxPendingDelete;
+extern wxList           wxPendingDelete;
+
+extern int              g_openDialogs;
+extern wxWindowGTK     *g_delayedFocus;
+
+// the frame that is currently active (i.e. its child has focus). It is
+// used to generate wxActivateEvents
+static wxTopLevelWindowGTK *g_activeFrame = (wxTopLevelWindowGTK*) NULL;
+static wxTopLevelWindowGTK *g_lastActiveFrame = (wxTopLevelWindowGTK*) NULL;
+
+// if we detect that the app has got/lost the focus, we set this variable to
+// either TRUE or FALSE and an activate event will be sent during the next
+// OnIdle() call and it is reset to -1: this value means that we shouldn't
+// send any activate events at all
+static int              g_sendActivateEvent = -1;
+
+//-----------------------------------------------------------------------------
+// "focus_in_event"
+//-----------------------------------------------------------------------------
+
+static gint gtk_frame_focus_in_callback( GtkWidget *widget,
+                                         GdkEvent *WXUNUSED(event),
+                                         wxTopLevelWindowGTK *win )
+{
+    if (g_isIdle)
+        wxapp_install_idle_handler();
+        
+    switch ( g_sendActivateEvent )
+    {
+        case -1:
+            // we've got focus from outside, synthetize wxActivateEvent
+            g_sendActivateEvent = 1;
+            break;
+
+        case 0:
+            // another our window just lost focus, it was already ours before
+            // - don't send any wxActivateEvent
+            g_sendActivateEvent = -1;
+            break;
+    }
+
+    g_activeFrame = win;
+    g_lastActiveFrame = g_activeFrame;
+        
+    // wxPrintf( wxT("active: %s\n"), win->GetTitle().c_str() );
+        
+    wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame);
+    wxActivateEvent event(wxEVT_ACTIVATE, TRUE, g_activeFrame->GetId());
+    event.SetEventObject(g_activeFrame);
+    g_activeFrame->GetEventHandler()->ProcessEvent(event);
+
+    return FALSE;
+}
+
+//-----------------------------------------------------------------------------
+// "focus_out_event"
+//-----------------------------------------------------------------------------
+
+static gint gtk_frame_focus_out_callback( GtkWidget *widget, 
+                                          GdkEventFocus *WXUNUSED(gdk_event), 
+                                          wxTopLevelWindowGTK *win )
+{
+    if (g_isIdle)
+        wxapp_install_idle_handler();
 
-extern int            g_openDialogs;
-extern wxWindowGTK   *g_delayedFocus;
+    // if the focus goes out of our app alltogether, OnIdle() will send
+    // wxActivateEvent, otherwise gtk_window_focus_in_callback() will reset
+    // g_sendActivateEvent to -1
+    g_sendActivateEvent = 0;
+        
+    // wxASSERT_MSG( (g_activeFrame == win), wxT("TLW deactivatd although it wasn't active") );
+        
+    // wxPrintf( wxT("inactive: %s\n"), win->GetTitle().c_str() );
+
+    if (g_activeFrame)
+    {
+        wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame);
+        wxActivateEvent event(wxEVT_ACTIVATE, FALSE, g_activeFrame->GetId());
+        event.SetEventObject(g_activeFrame);
+        g_activeFrame->GetEventHandler()->ProcessEvent(event);
+
+        g_activeFrame = NULL;
+    }
+        
+    return FALSE;
+}
 
 //-----------------------------------------------------------------------------
 // "focus" from m_window
@@ -102,7 +189,6 @@ static void gtk_frame_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation*
 
         win->m_width = alloc->width;
         win->m_height = alloc->height;
-        win->m_queuedFullRedraw = TRUE;
         win->GtkUpdateSize();
     }
 }
@@ -138,6 +224,7 @@ gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *WX
     if (!win->m_hasVMT || !win->IsShown())
         return FALSE;
 
+
     int x = 0;
     int y = 0;
     gdk_window_get_root_origin( win->m_widget->window, &x, &y );
@@ -261,7 +348,7 @@ static void gtk_window_draw_callback( GtkWidget *widget, GdkRectangle *rect, wxW
 
 /* Callback for wxTopLevelWindowGTK. This very strange beast has to be used because
  * C++ has no virtual methods in a constructor. We have to emulate a
- * virtual function here as wxWindows requires different ways to insert
+ * virtual function here as wxWidgets requires different ways to insert
  * a child in container classes. */
 
 static void wxInsertChildInTopLevelWindow( wxTopLevelWindowGTK* parent, wxWindow* child )
@@ -323,14 +410,8 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
     // always create a frame of some reasonable, even if arbitrary, size (at
     // least for MSW compatibility)
     wxSize size = sizeOrig;
-    if ( size.x == -1 || size.y == -1 )
-    {
-        wxSize sizeDpy = wxGetDisplaySize();
-        if ( size.x == -1 )
-            size.x = sizeDpy.x / 3;
-        if ( size.y == -1 )
-            size.y = sizeDpy.y / 5;
-    }
+    size.x = WidthDefault(size.x);
+    size.y = HeightDefault(size.y);
 
     wxTopLevelWindows.Append( this );
 
@@ -347,30 +428,62 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
 
     m_insertCallback = (wxInsertChildFunction) wxInsertChildInTopLevelWindow;
 
-    GtkWindowType win_type = GTK_WINDOW_TOPLEVEL;
-
-    if (style & wxFRAME_TOOL_WINDOW)
-        win_type = GTK_WINDOW_POPUP;
-
-    if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)
+    // NB: m_widget may be !=NULL if it was created by derived class' Create,
+    //     e.g. in wxTaskBarIconAreaGTK
+    if (m_widget == NULL)
     {
-        // there is no more GTK_WINDOW_DIALOG in 2.0
+        if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)
+        {
 #ifdef __WXGTK20__
-        win_type = GTK_WINDOW_TOPLEVEL;
+            m_widget = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+            // Tell WM that this is a dialog window and make it center
+            // on parent by default (this is what GtkDialog ctor does):
+            gtk_window_set_type_hint(GTK_WINDOW(m_widget),
+                                     GDK_WINDOW_TYPE_HINT_DIALOG);
+            gtk_window_set_position(GTK_WINDOW(m_widget),
+                                    GTK_WIN_POS_CENTER_ON_PARENT);
 #else
-        win_type = GTK_WINDOW_DIALOG;
+            m_widget = gtk_window_new(GTK_WINDOW_DIALOG);
+#endif
+        }
+        else
+        {
+            m_widget = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+#if GTK_CHECK_VERSION(2,1,0)
+            if (style & wxFRAME_TOOL_WINDOW)
+            {
+                gtk_window_set_type_hint(GTK_WINDOW(m_widget),
+                                         GDK_WINDOW_TYPE_HINT_UTILITY);
+                
+                // On some WMs, like KDE, a TOOL_WINDOW will still show
+                // on the taskbar, but on Gnome a TOOL_WINDOW will not.
+                // For consistency between WMs and with Windows, we 
+                // should set the NO_TASKBAR flag which will apply
+                // the set_skip_taskbar_hint if it is available,
+                // ensuring no taskbar entry will appear.
+                style |= wxFRAME_NO_TASKBAR;
+            }
 #endif
-    }
 
-    m_widget = gtk_window_new( win_type );
+        }
+    }
 
-    if (m_parent && (((GTK_IS_WINDOW(m_parent->m_widget)) &&
+    wxWindow *topParent = wxGetTopLevelParent(m_parent);
+    if (topParent && (((GTK_IS_WINDOW(topParent->m_widget)) &&
                      (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)) ||
                     (style & wxFRAME_FLOAT_ON_PARENT)))
     {
-        gtk_window_set_transient_for( GTK_WINDOW(m_widget), GTK_WINDOW(m_parent->m_widget) );
+        gtk_window_set_transient_for( GTK_WINDOW(m_widget),
+                                      GTK_WINDOW(topParent->m_widget) );
     }
 
+#if GTK_CHECK_VERSION(2,2,0)
+    if (style & wxFRAME_NO_TASKBAR)
+    {
+        gtk_window_set_skip_taskbar_hint(GTK_WINDOW(m_widget), TRUE);
+    }
+#endif
+
     if (!name.IsEmpty())
         gtk_window_set_wmclass( GTK_WINDOW(m_widget), wxGTK_CONV( name ), wxGTK_CONV( name ) );
 
@@ -442,6 +555,12 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
     gtk_signal_connect( GTK_OBJECT(m_widget), "focus",
         GTK_SIGNAL_FUNC(gtk_frame_focus_callback), (gpointer)this );
 
+    // activation
+    gtk_signal_connect( GTK_OBJECT(m_widget), "focus_in_event",
+        GTK_SIGNAL_FUNC(gtk_frame_focus_in_callback), (gpointer)this );
+    gtk_signal_connect( GTK_OBJECT(m_widget), "focus_out_event",
+        GTK_SIGNAL_FUNC(gtk_frame_focus_out_callback), (gpointer)this );
+            
     // decorations
     if ((m_miniEdge > 0) || (style & wxSIMPLE_BORDER) || (style & wxNO_BORDER))
     {
@@ -456,10 +575,15 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
         // All this is for Motif Window Manager "hints" and is supposed to be
         // recognized by other WMs as well.
         if ((style & wxCAPTION) != 0)
+        {
             m_gdkDecor |= GDK_DECOR_TITLE;
-        if ((style & wxSYSTEM_MENU) != 0)
+        }
+        if ((style & wxCLOSE_BOX) != 0)
         {
             m_gdkFunc |= GDK_FUNC_CLOSE;
+        }
+        if ((style & wxSYSTEM_MENU) != 0)
+        {
             m_gdkDecor |= GDK_DECOR_MENU;
         }
         if ((style & wxMINIMIZE_BOX) != 0)
@@ -497,76 +621,100 @@ wxTopLevelWindowGTK::~wxTopLevelWindowGTK()
     {
         gtk_window_set_focus( GTK_WINDOW(m_widget), NULL );
     }
+    
+    if (g_activeFrame == this)
+        g_activeFrame = NULL;
+    if (g_lastActiveFrame == this)
+        g_lastActiveFrame = NULL;
 }
 
 
 
 bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long style )
 {
-    if (show == m_fsIsShowing) return FALSE; // return what?
+    if (show == m_fsIsShowing)
+        return FALSE; // return what?
 
     m_fsIsShowing = show;
-
-    GdkWindow *window = m_widget->window;
-    wxX11FullScreenMethod method = 
+    
+    wxX11FullScreenMethod method =
         wxGetFullScreenMethodX11((WXDisplay*)GDK_DISPLAY(),
                                  (WXWindow)GDK_ROOT_WINDOW());
-    
-    if (show)
-    {
-        m_fsSaveFlag = style;
-        GetPosition( &m_fsSaveFrame.x, &m_fsSaveFrame.y );
-        GetSize( &m_fsSaveFrame.width, &m_fsSaveFrame.height );
-
-        int screen_width,screen_height;
-        wxDisplaySize( &screen_width, &screen_height );
-
-               gint client_x, client_y, root_x, root_y;
-               gint width, height;
 
-        if (method != wxX11_FS_WMSPEC)
-        {
-            // don't do it always, Metacity hates it
-            m_fsSaveGdkFunc = m_gdkFunc;
-            m_fsSaveGdkDecor = m_gdkDecor;
-            m_gdkFunc = m_gdkDecor = 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_move_resize (m_widget->window, -client_x, -client_y,
-                                       screen_width + 1, screen_height + 1);
+#if GTK_CHECK_VERSION(2,2,0)
+    // 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)
+    {
+        if (show)
+            gtk_window_fullscreen( GTK_WINDOW( m_widget ) );
+        else
+            gtk_window_unfullscreen( GTK_WINDOW( m_widget ) );
 
-        wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(),
-                                (WXWindow)GDK_ROOT_WINDOW(),
-                                (WXWindow)GDK_WINDOW_XWINDOW(window),
-                                show, &m_fsSaveFrame, method);
+        return TRUE;
     }
     else
+#endif // GTK+ >= 2.2.0
     {
-        if (method != wxX11_FS_WMSPEC)
+        GdkWindow *window = m_widget->window;
+
+        if (show)
         {
-            // don't do it always, Metacity hates it
-            m_gdkFunc = m_fsSaveGdkFunc;
-            m_gdkDecor = m_fsSaveGdkDecor;
-            gdk_window_set_decorations(window, (GdkWMDecoration)m_gdkDecor);
-            gdk_window_set_functions(window, (GdkWMFunction)m_gdkFunc);
+            m_fsSaveFlag = style;
+            GetPosition( &m_fsSaveFrame.x, &m_fsSaveFrame.y );
+            GetSize( &m_fsSaveFrame.width, &m_fsSaveFrame.height );
+
+            int screen_width,screen_height;
+            wxDisplaySize( &screen_width, &screen_height );
+
+            gint client_x, client_y, root_x, root_y;
+            gint width, height;
+
+            if (method != wxX11_FS_WMSPEC)
+            {
+                // don't do it always, Metacity hates it
+                m_fsSaveGdkFunc = m_gdkFunc;
+                m_fsSaveGdkDecor = m_gdkDecor;
+                m_gdkFunc = m_gdkDecor = 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_move_resize (m_widget->window, -client_x, -client_y,
+                        screen_width + 1, screen_height + 1);
+
+            wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(),
+                                    (WXWindow)GDK_ROOT_WINDOW(),
+                                    (WXWindow)GDK_WINDOW_XWINDOW(window),
+                                    show, &m_fsSaveFrame, method);
+        }
+        else
+        {
+            if (method != wxX11_FS_WMSPEC)
+            {
+                // don't do it always, Metacity hates it
+                m_gdkFunc = m_fsSaveGdkFunc;
+                m_gdkDecor = m_fsSaveGdkDecor;
+                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),
+                                    show, &m_fsSaveFrame, method);
+
+            SetSize(m_fsSaveFrame.x, m_fsSaveFrame.y,
+                    m_fsSaveFrame.width, m_fsSaveFrame.height);
         }
-        
-        wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(),
-                                (WXWindow)GDK_ROOT_WINDOW(),
-                                (WXWindow)GDK_WINDOW_XWINDOW(window),
-                                show, &m_fsSaveFrame, method);
-       
-        SetSize(m_fsSaveFrame.x, m_fsSaveFrame.y,
-                m_fsSaveFrame.width, m_fsSaveFrame.height);
     }
 
-
     return TRUE;
 }
 
@@ -587,10 +735,22 @@ bool wxTopLevelWindowGTK::Show( bool show )
 
         GtkOnSize( m_x, m_y, m_width, m_height );
     }
-
+    
+    if (show)
+        gtk_widget_set_uposition( m_widget, m_x, m_y );
+    
     return wxWindow::Show( show );
 }
 
+void wxTopLevelWindowGTK::Raise()
+{
+#ifdef __WXGTK20__
+    gtk_window_present( GTK_WINDOW( m_widget ) );
+#else
+    wxWindow::Raise();
+#endif
+}
+
 void wxTopLevelWindowGTK::DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height) )
 {
     wxFAIL_MSG( wxT("DoMoveWindow called for wxTopLevelWindowGTK") );
@@ -644,6 +804,16 @@ void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int si
         maxWidth = GetMaxWidth(),
         maxHeight = GetMaxHeight();
 
+#ifdef __WXGPE__
+    // GPE's window manager doesn't like size hints
+    // at all, esp. when the user has to use the
+    // virtual keyboard.
+    minWidth = -1;
+    minHeight = -1;
+    maxWidth = -1;
+    maxHeight = -1;
+#endif
+    
     if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
     if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
     if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
@@ -725,6 +895,16 @@ void wxTopLevelWindowGTK::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y),
         maxWidth = GetMaxWidth(),
         maxHeight = GetMaxHeight();
 
+#ifdef __WXGPE__
+    // GPE's window manager doesn't like size hints
+    // at all, esp. when the user has to use the
+    // virtual keyboard.
+    minWidth = -1;
+    minHeight = -1;
+    maxWidth = -1;
+    maxHeight = -1;
+#endif
+    
     if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
     if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
     if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
@@ -829,6 +1009,20 @@ void wxTopLevelWindowGTK::OnInternalIdle()
     }
 
     wxWindow::OnInternalIdle();
+    
+    // Synthetize activate events.
+    if ( g_sendActivateEvent != -1 )
+    {
+        bool activate = g_sendActivateEvent != 0;
+        
+        // if (!activate) wxPrintf( wxT("de") );
+        // wxPrintf( wxT("activate\n") );
+        
+        // do it only once
+        g_sendActivateEvent = -1;
+
+        wxTheApp->SetActive(activate, (wxWindow *)g_lastActiveFrame);
+    }
 }
 
 // ----------------------------------------------------------------------------
@@ -843,21 +1037,6 @@ void wxTopLevelWindowGTK::SetTitle( const wxString &title )
     gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
 }
 
-void wxTopLevelWindowGTK::DoSetIcon( const wxIcon &icon )
-{
-    if ( !icon.Ok() )
-        return;
-
-    if (!m_widget->window)
-        return;
-
-    wxMask *mask = icon.GetMask();
-    GdkBitmap *bm = (GdkBitmap *) NULL;
-    if (mask) bm = mask->GetBitmap();
-
-    gdk_window_set_icon( m_widget->window, (GdkWindow *) NULL, icon.GetPixmap(), bm );
-}
-
 void wxTopLevelWindowGTK::SetIcon( const wxIcon &icon )
 {
     SetIcons( wxIconBundle( icon ) );
@@ -866,16 +1045,41 @@ void wxTopLevelWindowGTK::SetIcon( const wxIcon &icon )
 void wxTopLevelWindowGTK::SetIcons( const wxIconBundle &icons )
 {
     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
-    GdkWindow* window = m_widget->window;
 
     wxTopLevelWindowBase::SetIcons( icons );
 
-    DoSetIcon( icons.GetIcon( -1 ) );
-    if ( window )
+#ifdef __WXGTK20__
+    GList *list = NULL;
+    size_t max = icons.m_icons.GetCount();
+
+    for (size_t i = 0; i < max; i++)
+    {
+        if (icons.m_icons[i].Ok())
+        {
+            list = g_list_prepend(list, icons.m_icons[i].GetPixbuf());
+        }
+    }
+    gtk_window_set_icon_list(GTK_WINDOW(m_widget), list);
+    g_list_free(list);
+    
+#else // !__WXGTK20__
+    GdkWindow* window = m_widget->window;
+    if (!window)
+        return;
+
+    wxIcon icon = icons.GetIcon(-1);
+    if (icon.Ok())
     {
-        wxSetIconsX11( (WXDisplay*)GDK_WINDOW_XDISPLAY( window ),
-                       (WXWindow)GDK_WINDOW_XWINDOW( window ), icons );
+        wxMask *mask = icon.GetMask();
+        GdkBitmap *bm = (GdkBitmap *) NULL;
+        if (mask) bm = mask->GetBitmap();
+
+        gdk_window_set_icon( m_widget->window, (GdkWindow *) NULL, icon.GetPixmap(), bm );
     }
+
+    wxSetIconsX11( (WXDisplay*)GDK_WINDOW_XDISPLAY( window ),
+                   (WXWindow)GDK_WINDOW_XWINDOW( window ), icons );
+#endif // !__WXGTK20__
 }
 
 // ----------------------------------------------------------------------------
@@ -896,15 +1100,22 @@ void wxTopLevelWindowGTK::Maximize(bool maximize)
 
 bool wxTopLevelWindowGTK::IsMaximized() const
 {
+#ifdef __WXGTK20__
+    if(!m_widget->window)
+        return false;
+
+    return gdk_window_get_state(m_widget->window) & GDK_WINDOW_STATE_MAXIMIZED;
+#else
   //    wxFAIL_MSG( _T("not implemented") );
 
     // This is an approximation
     return FALSE;
+#endif
 }
 
 void wxTopLevelWindowGTK::Restore()
 {
-#ifdef __GTK20__
+#ifdef __WXGTK20__
     // "Present" seems similar enough to "restore"
     gtk_window_present( GTK_WINDOW( m_widget ) );
 #else
@@ -968,4 +1179,50 @@ void wxTopLevelWindowGTK::RemoveGrab()
     }
 }
 
-// vi:sts=4:sw=4:et
+
+// 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
+        {
+#ifdef __WXGTK20__
+        gdk_window_shape_combine_region(window, region.GetRegion(), 0, 0);
+#else
+        wxBitmap bmp = region.ConvertToBitmap();
+        bmp.SetMask(new wxMask(bmp, *wxBLACK));
+        GdkBitmap* mask = bmp.GetMask()->GetBitmap();
+        gdk_window_shape_combine_mask(window, mask, 0, 0);
+#endif
+        return TRUE;
+        }
+    }
+    return FALSE;
+}
+
+
+bool wxTopLevelWindowGTK::SetShape(const wxRegion& region)
+{
+    wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), FALSE,
+                 _T("Shaped windows must be created with the wxFRAME_SHAPED style."));
+
+    GdkWindow *window = NULL;
+    if (m_wxwindow)
+    {
+        window = GTK_PIZZA(m_wxwindow)->bin_window;
+        do_shape_combine_region(window, region);
+    }
+    window = m_widget->window;
+    return do_shape_combine_region(window, region);
+}
+
+bool wxTopLevelWindowGTK::IsActive()
+{
+    return (this == (wxTopLevelWindowGTK*)g_activeFrame);
+}
+