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cssnode: Move clear_classes() into the NodeDeclaration

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The previous code was crashing when used as the returned classes array
would have been invalid after the first deletion. So if a 2nd class
would be deleted, invalid memory might have been referenced.
This commit is contained in:
Benjamin Otte
2015-09-12 02:58:28 +02:00
parent 6118893a4e
commit 610452dda8
3 changed files with 19 additions and 7 deletions
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10
gtk/gtkcssnode.c
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@ -1054,14 +1054,10 @@ gtk_css_node_get_junction_sides (GtkCssNode *cssnode)
static void
gtk_css_node_clear_classes (GtkCssNode *cssnode)
{
const GQuark *classes;
guint n_classes, i;
classes = gtk_css_node_declaration_get_classes (cssnode->decl, &n_classes);
for (i = 0; i < n_classes; ++i)
if (gtk_css_node_declaration_clear_classes (&cssnode->decl))
{
gtk_css_node_remove_class (cssnode, classes[i]);
gtk_css_node_invalidate (cssnode, GTK_CSS_CHANGE_CLASS);
g_object_notify_by_pspec (G_OBJECT (cssnode), cssnode_properties[PROP_CLASSES]);
}
}