Add a note about tooltip theming

This should help to reduce the amount of confusion about how to
make a tooltip window appear like a tooltip. Bug 596080.

diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index 450ab170290fd53b068d6f476ddb2e36e0322a67..5677fd73f4f200f68e23b04cd98efb3ad804056e 100644 (file)
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -10603,6 +10603,9 @@ gtk_widget_real_set_has_tooltip (GtkWidget *widget,
  * the default tooltip window. If @custom_window is %NULL, the default
  * tooltip window will be used.
  *
+ * If the custom window should have the default theming it needs to
+ * have the name "gtk-tooltip", see gtk_widget_set_name().
+ *
  * Since: 2.12
  */
 void