Fix GTK_CRITICAL errors

[xonotic/netradiant.git] / libs / gtkutil / dialog.cpp

diff --git a/libs/gtkutil/dialog.cpp b/libs/gtkutil/dialog.cpp
index aa8aad47d0a873046151804c55d918f01c5ee973..66470543c48e307c5e0573721c4e90cccac410f9 100644 (file)
--- a/libs/gtkutil/dialog.cpp
+++ b/libs/gtkutil/dialog.cpp
@@ -86,8 +86,9 @@ gboolean modal_dialog_delete( ui::Widget widget, GdkEvent* event, ModalDialog* d
 }
 
 EMessageBoxReturn modal_dialog_show( ui::Window window, ModalDialog& dialog ){
-       gtk_grab_add( window  );
        window.show();
+       g_assert( GTK_IS_WINDOW(window) );
+       gtk_grab_add( GTK_WIDGET(window) );
 
        dialog.loop = true;
        while ( dialog.loop )