added a note about no-window widgets.

2000-06-14  Damon Chaplin  <damon@helixcode.com>

	* gtk/tmpl/gtktooltips.sgml: added a note about no-window widgets.

diff --git a/docs/reference/gtk/tmpl/gtktooltips.sgml b/docs/reference/gtk/tmpl/gtktooltips.sgml
index 5486e8cb2df56927c9544328b8eaee49f424e526..b6349b70b5bf4b740965a9aabc00e47fa5a8aea8 100644 (file)
--- a/docs/reference/gtk/tmpl/gtktooltips.sgml
+++ b/docs/reference/gtk/tmpl/gtktooltips.sgml
@@ -17,6 +17,14 @@ The length of time the user must keep the mouse over a widget before the tip is
 <para>
 To assign a tip to a particular #GtkWidget, gtk_tooltips_set_tip() is used.
 </para>
+<note>
+<para>
+Tooltips can only be set on widgets which have their own X window.
+To check if a widget has its own window use 'GTK_WIDGET_NO_WINDOW (widget)'.
+To add a tooltip to a widget that doesn't have its own window, place the
+widget inside a #GtkEventBox and add a tooltip to that instead.
+</para>
+</note>
 <para>
 The default appearance of all tooltips in a program is determined by the current gtk theme that the user has selected.
 </para>