GtkStack: Fix a potential crash in gtk_stack_get_first_accessible_child

This one can occur when the stack has no pages.
This commit is contained in:
Lukáš Tyrychtr 2023-05-29 15:14:51 +02:00
parent ae2dd1d907
commit ab7a4f64cb

View File

@ -809,9 +809,12 @@ gtk_stack_accessible_get_first_accessible_child (GtkAccessible *accessible)
{
GtkStack *stack = GTK_STACK (accessible);
GtkStackPrivate *priv = gtk_stack_get_instance_private (stack);
GtkStackPage *page = g_ptr_array_index (priv->children, 0);
GtkAccessible *page_accessible = NULL;
return GTK_ACCESSIBLE (g_object_ref (page));
if (priv->children->len > 0)
page_accessible = GTK_ACCESSIBLE (g_object_ref (g_ptr_array_index (priv->children, 0)));
return page_accessible;
}
static void