addind nonowned window implementation

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

diff --git a/src/gtk/toplevel.cpp b/src/gtk/toplevel.cpp
index ef016719cd71181ea620f7e9f34dc747aed7c073..f79d8234e53ca518a6f1dd72dc002b131f24d1d6 100644 (file)
--- a/src/gtk/toplevel.cpp
+++ b/src/gtk/toplevel.cpp
@@ -758,13 +758,19 @@ bool wxTopLevelWindowGTK::Show( bool show )
 {
     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 
-    const bool wasRealized = GTK_WIDGET_REALIZED(m_widget);
-    bool deferShow =
-        show && m_deferShow && !wasRealized &&
-        g_signal_handler_find(m_widget,
-            GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA),
-            g_signal_lookup("property_notify_event", GTK_TYPE_WIDGET),
-            0, NULL, NULL, this);
+    bool deferShow = show && m_deferShow;
+    if (deferShow)
+    {
+        m_deferShow =
+        deferShow = !GTK_WIDGET_REALIZED(m_widget) &&
+            gdk_x11_screen_supports_net_wm_hint(
+                gtk_widget_get_screen(m_widget),
+                gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false)) &&
+            g_signal_handler_find(m_widget,
+                GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA),
+                g_signal_lookup("property_notify_event", GTK_TYPE_WIDGET),
+                0, NULL, NULL, this);
+    }
     if (deferShow)
     {
         // Initial show. If WM supports _NET_REQUEST_FRAME_EXTENTS, defer
@@ -774,30 +780,17 @@ bool wxTopLevelWindowGTK::Show( bool show )
         // what wxWidgets expects it to be without an obvious change in the
         // window size immediately after it becomes visible.
 
-        // Realize m_widget, so m_widget->window can be used. Realizing causes
-        // the widget tree to be size_allocated, which generates size events in
-        // the wrong order. So temporarily remove child from m_widget while
-        // realizing.
-        GtkWidget* child = GTK_BIN(m_widget)->child;
-        if (child)
-        {
-            g_object_ref(child);
-            gtk_container_remove(GTK_CONTAINER(m_widget), child);
-        }
+        // Realize m_widget, so m_widget->window can be used. Realizing normally
+        // 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;
+        if (alloc_width == 1)
+            m_widget->allocation.width = 2;
         gtk_widget_realize(m_widget);
-        if (child)
-        {
-            gtk_container_add(GTK_CONTAINER(m_widget), child);
-            g_object_unref(child);
-        }
+        if (alloc_width == 1)
+            m_widget->allocation.width = 1;
 
-        m_deferShow =
-        deferShow = gdk_x11_screen_supports_net_wm_hint(
-            gdk_drawable_get_screen(m_widget->window),
-            gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false)) != 0;
-    }
-    if (deferShow)
-    {
         // send _NET_REQUEST_FRAME_EXTENTS
         XClientMessageEvent xevent;
         memset(&xevent, 0, sizeof(xevent));
@@ -817,7 +810,7 @@ bool wxTopLevelWindowGTK::Show( bool show )
         return true;
     }
 
-    if (show && !wasRealized)
+    if (show && !GTK_WIDGET_REALIZED(m_widget))
     {
         // size_allocate signals occur in reverse order (bottom to top).
         // Things work better if the initial wxSizeEvents are sent (from the
@@ -1004,11 +997,8 @@ void wxTopLevelWindowGTK::GTKUpdateDecorSize(const wxSize& decorSize)
             m_height += diff.y;
             if (m_width  < 0) m_width  = 0;
             if (m_height < 0) m_height = 0;
-            if (!m_deferShow)
-            {
-                m_oldClientWidth = 0;
-                gtk_widget_queue_resize(m_wxwindow);
-            }
+            m_oldClientWidth = 0;
+            gtk_widget_queue_resize(m_wxwindow);
         }
     }
     if (m_deferShow)