some != NULL checks

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

diff --git a/src/gtk/menu.cpp b/src/gtk/menu.cpp
index daff7c92be69433d65cd5e75d86d55112f25b8f9..3aff75731f46e46423cbfd97e14798e5c1399bb4 100644 (file)
--- a/src/gtk/menu.cpp
+++ b/src/gtk/menu.cpp
@@ -78,7 +78,7 @@ wxMenuBar::wxMenuBar( long style )
     }
 
     PostCreation();
-    
+
     ApplyWidgetStyle();
 }
 
@@ -110,7 +110,7 @@ wxMenuBar::wxMenuBar()
     m_widget = GTK_WIDGET(m_menubar);
 
     PostCreation();
-    
+
     ApplyWidgetStyle();
 }
 
@@ -146,13 +146,15 @@ static void wxMenubarSetInvokingWindow( wxMenu *menu, wxWindow *win )
 {
     menu->SetInvokingWindow( win );
 
-#if (GTK_MINOR_VERSION > 0)
+#if (GTK_MINOR_VERSION > 0) && (GTK_MICRO_VERSION > 0)
     wxWindow *top_frame = win;
     while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
         top_frame = top_frame->GetParent();
 
     /* support for native hot keys  */
-    gtk_accel_group_attach( menu->m_accel, GTK_OBJECT(top_frame->m_widget) );
+    GtkObject *obj = GTK_OBJECT(top_frame->m_widget);
+    if ( !g_slist_find( menu->m_accel->attach_objects, obj ) )
+        gtk_accel_group_attach( menu->m_accel, obj );
 #endif
 
     wxMenuItemList::Node *node = menu->GetMenuItems().GetFirst();
@@ -174,7 +176,9 @@ void wxMenuBar::SetInvokingWindow( wxWindow *win )
         top_frame = top_frame->GetParent();
 
     /* support for native key accelerators indicated by underscroes */
-    gtk_accel_group_attach( m_accel, GTK_OBJECT(top_frame->m_widget) );
+    GtkObject *obj = GTK_OBJECT(top_frame->m_widget);
+    if ( !g_slist_find( m_accel->attach_objects, obj ) )
+        gtk_accel_group_attach( m_accel, obj );
 #endif
 
     wxMenuList::Node *node = m_menus.GetFirst();
@@ -313,6 +317,9 @@ bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
     if ( !GtkAppend(menu, title) )
         return FALSE;
 
+    if (pos+1 >= m_menus.GetCount())
+        return TRUE;
+
     GtkMenuShell *menu_shell = GTK_MENU_SHELL(m_factory->widget);
     gpointer data = g_list_last(menu_shell->children)->data;
     menu_shell->children = g_list_remove(menu_shell->children, data);
@@ -331,9 +338,6 @@ bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
 
 wxMenu *wxMenuBar::Replace(size_t pos, wxMenu *menu, const wxString& title)
 {
-    if ( !wxMenuBarBase::Replace(pos, menu, title) )
-        return (wxMenu*) NULL;
-
     // remove the old item and insert a new one
     wxMenu *menuOld = Remove(pos);
     if ( menuOld && !Insert(pos, menu, title) )
@@ -351,20 +355,25 @@ wxMenu *wxMenuBar::Remove(size_t pos)
     if ( !menu )
         return (wxMenu*) NULL;
 
+/*
     GtkMenuShell *menu_shell = GTK_MENU_SHELL(m_factory->widget);
+
     printf( "factory entries before %d\n", (int)g_slist_length(m_factory->items) );
     printf( "menu shell entries before %d\n", (int)g_list_length( menu_shell->children ) );
-    
+*/
+
     // unparent calls unref() and that would delete the widget so we raise
     // the ref count to 2 artificially before invoking unparent.
     gtk_widget_ref( menu->m_menu );
     gtk_widget_unparent( menu->m_menu );
-    
+
     gtk_widget_destroy( menu->m_owner );
-    
+
+/*
     printf( "factory entries after %d\n", (int)g_slist_length(m_factory->items) );
     printf( "menu shell entries after %d\n", (int)g_list_length( menu_shell->children ) );
-    
+*/
+
     return menu;
 }
 
@@ -484,7 +493,7 @@ void wxMenuBar::SetLabelTop( size_t pos, const wxString& label )
 static void gtk_menu_clicked_callback( GtkWidget *widget, wxMenu *menu )
 {
     if (g_isIdle) wxapp_install_idle_handler();
-    
+
     int id = menu->FindMenuIdByMenuItem(widget);
 
     /* should find it for normal (not popup) menu */