// Determine sizes
void pan_item_size_by_item(PanItem *pi, PanItem *child, gint border);
-void pan_item_size_coordinates(PanItem *pi, gint border, gint *w, gint *h);
+void pan_item_size_coordinates(PanItem *pi, gint border, gint &w, gint &h);
// Find items
PanItem *pan_item_find_by_key(PanWindow *pw, PanItemType type, const gchar *key);