reverted Chris' MSW additions patch (we should use IPC, not Windows-only functions...

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

diff --git a/src/gtk/toplevel.cpp b/src/gtk/toplevel.cpp
index 591e545e7c929f900685459c02f39adccce304e7..eb820f7f15c7725effb31c30c6cc5d930fee86e1 100644 (file)
--- a/src/gtk/toplevel.cpp
+++ b/src/gtk/toplevel.cpp
@@ -111,7 +111,8 @@ static gint gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WX
         wxapp_install_idle_handler();
 
     if (win->IsEnabled() &&
-        (g_openDialogs == 0 || (win->GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)))
+        (g_openDialogs == 0 || (win->GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) ||
+         win->IsGrabbed()))
         win->Close();
 
     return TRUE;
@@ -302,6 +303,7 @@ void wxTopLevelWindowGTK::Init()
     m_fsIsShowing = FALSE;
     m_themeEnabled = TRUE;
     m_gdkDecor = m_gdkFunc = 0;
+    m_grabbed = FALSE;
 }
 
 bool wxTopLevelWindowGTK::Create( wxWindow *parent,
@@ -472,6 +474,12 @@ bool wxTopLevelWindowGTK::Create( wxWindow *parent,
 
 wxTopLevelWindowGTK::~wxTopLevelWindowGTK()
 {
+    if (m_grabbed)
+    {
+        wxASSERT_MSG( FALSE, "Window still grabbed");
+        RemoveGrab();
+    }
+    
     m_isBeingDeleted = TRUE;
 
     // it may also be GtkScrolledWindow in the case of an MDI child
@@ -702,14 +710,37 @@ void wxTopLevelWindowGTK::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y),
     if (m_mainWidget)
     {
         // set size hints
-        gint flag = 0; // GDK_HINT_POS;
+        gint            flag = 0; // GDK_HINT_POS;
+        GdkGeometry     geom;
+
         if ((minWidth != -1) || (minHeight != -1)) flag |= GDK_HINT_MIN_SIZE;
         if ((maxWidth != -1) || (maxHeight != -1)) flag |= GDK_HINT_MAX_SIZE;
-        GdkGeometry geom;
+
         geom.min_width = minWidth;
         geom.min_height = minHeight;
-        geom.max_width = maxWidth;
-        geom.max_height = maxHeight;
+
+            // Because of the way we set GDK_HINT_MAX_SIZE above, if either of
+            // maxHeight or maxWidth is set, we must set them both, else the
+            // remaining -1 will be taken literally.
+
+            // I'm certain this also happens elsewhere, and is the probable
+            // cause of other such things as:
+            // Gtk-WARNING **: gtk_widget_size_allocate():
+            //       attempt to allocate widget with width 65535 and height 600
+            // but I don't have time to track them all now..
+            // 
+            // Really we need to encapulate all this height/width business and
+            // stop any old method from ripping at the members directly and
+            // scattering -1's without regard for who might resolve them later.
+
+        geom.max_width = ( maxHeight == -1 ) ? maxWidth
+                         : ( maxWidth == -1 ) ? wxGetDisplaySize().GetWidth()
+                           : maxWidth ;
+
+        geom.max_height = ( maxWidth == -1 ) ? maxHeight    // ( == -1 here )
+                          : ( maxHeight == -1 ) ? wxGetDisplaySize().GetHeight()
+                            : maxHeight ;
+
         gtk_window_set_geometry_hints( GTK_WINDOW(m_widget),
                                        (GtkWidget*) NULL,
                                        &geom,
@@ -725,6 +756,7 @@ void wxTopLevelWindowGTK::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y),
         int client_y = m_miniEdge + m_miniTitle;
         int client_w = m_width - 2*m_miniEdge;
         int client_h = m_height - 2*m_miniEdge - m_miniTitle;
+
         gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
                               m_wxwindow,
                               client_x, client_y, client_w, client_h );
@@ -869,3 +901,24 @@ void wxTopLevelWindowGTK::SetIconizeState(bool iconize)
     }
 }
 
+void wxTopLevelWindowGTK::AddGrab()
+{
+    if (!m_grabbed)
+    {
+        m_grabbed = TRUE;
+        gtk_grab_add( m_widget );
+        gtk_main();
+        gtk_grab_remove( m_widget );
+    }
+}
+
+void wxTopLevelWindowGTK::RemoveGrab()
+{
+    if (m_grabbed)
+    {
+        gtk_main_quit();
+        m_grabbed = FALSE;
+    }
+}
+
+// vi:sts=4:sw=4:et