diff --git a/gtk/gtkstack.c b/gtk/gtkstack.c index 692aa2e20e..70611f44ac 100644 --- a/gtk/gtkstack.c +++ b/gtk/gtkstack.c @@ -1315,6 +1315,9 @@ gtk_stack_set_transition_duration (GtkStack *stack, g_return_if_fail (GTK_IS_STACK (stack)); + if (priv->transition_duration == duration) + return; + priv->transition_duration = duration; g_object_notify_by_pspec (G_OBJECT (stack), stack_props[PROP_TRANSITION_DURATION]); @@ -1364,6 +1367,9 @@ gtk_stack_set_transition_type (GtkStack *stack, g_return_if_fail (GTK_IS_STACK (stack)); + if (priv->transition_type == transition) + return; + priv->transition_type = transition; g_object_notify_by_pspec (G_OBJECT (stack), stack_props[PROP_TRANSITION_TYPE]);