Commit 11151379 authored by Emmanuele Bassi's avatar Emmanuele Bassi

gtk: Sort children by window depth when rendering

This makes popovers pop over instead of under.
parent fc15f027
......@@ -3402,6 +3402,7 @@ typedef struct {
GtkContainer *container;
GskRenderer *renderer;
GskRenderNode *parent;
GArray *child_infos;
} RenderData;
static void
......@@ -3463,16 +3464,55 @@ propagate_render_node (GtkWidget *child,
gsk_render_node_unref (node);
}
static void
collect_child_infos (GtkWidget *widget,
gpointer data_)
{
RenderData *data = data_;
ChildOrderInfo info;
GList *siblings;
GdkWindow *window;
info.child = widget;
info.window_depth = G_MAXINT;
window = _gtk_widget_get_window (widget);
if (window == NULL)
return;
if (window != gtk_widget_get_window (GTK_WIDGET (data->container)))
{
siblings = gdk_window_peek_children (gdk_window_get_parent (window));
info.window_depth = g_list_index (siblings, window);
}
g_array_append_val (data->child_infos, info);
}
void
gtk_container_propagate_render_node (GtkContainer *container,
GskRenderer *renderer,
GskRenderNode *parent_node)
{
RenderData data = {
container,
renderer,
parent_node
};
RenderData data;
int i;
data.container = container;
data.renderer = renderer;
data.parent = parent_node;
data.child_infos = g_array_new (FALSE, TRUE, sizeof (ChildOrderInfo));
gtk_container_forall (container, collect_child_infos, &data);
g_array_sort (data.child_infos, compare_children_for_draw);
for (i = 0; i < data.child_infos->len; i++)
{
ChildOrderInfo *info = &g_array_index (data.child_infos, ChildOrderInfo, i);
propagate_render_node (info->child, &data);
}
gtk_container_forall (container, propagate_render_node, &data);
g_array_free (data.child_infos, TRUE);
}
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