Fix GTK Qt engine when used with a compositor supporting ARGB visuals

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/gtk-qt-engine@1260464 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

src/qt_qt_wrapper.cpp

@@ -371,7 +371,7 @@ void createTQApp()
 
 		if (!tqApp)
 		{
-			new KApplication(gdk_x11_get_default_xdisplay());
+			new KApplication(gdk_x11_get_default_xdisplay(), true, 0, 0, true);
 			tqAppOwner = true;
 		}
 
@@ -1719,7 +1719,7 @@ void drawTabNG(GdkWindow *window, GtkStyle* style, GtkStateType state, int x, in
 	
 	// Find tab position
 	int sdiff = 10000, pos = -1, diff = 1;
-	for ( int i = 0; i < g_list_length(notebook->children); i++ )
+	for ( unsigned int i = 0; i < g_list_length(notebook->children); i++ )
 	{
 		GtkWidget *tab_label=gtk_notebook_get_tab_label(notebook,gtk_notebook_get_nth_page(notebook,i));
 		if (tab_label) diff = tab_label->allocation.x - x;
@@ -1799,6 +1799,7 @@ void drawArrow(GdkWindow* window, GtkStyle* style, GtkStateType state, GtkArrowT
 		case GTK_ARROW_DOWN:  element = TQStyle::PE_ArrowDown;  break;
 		case GTK_ARROW_LEFT:  element = TQStyle::PE_ArrowLeft;  break;
 		case GTK_ARROW_RIGHT: element = TQStyle::PE_ArrowRight; break;
+		case GTK_ARROW_NONE:  return;
 	}