+/**
+ * gtk_tooltip_set_from_gicon:
+ * @tooltip: a #GtkTooltip
+ * @gicon: a #GIcon representing the icon, or %NULL
+ * @size: a stock icon size
+ * Sets the icon of the tooltip (which is in front of the text) to be
+ * the icon indicated by @gicon with the size indicated
+ * by @size. If @icon_name is %NULL, the image will be hidden.
+ *
+ * Since: 2.20
+ */
+void
+gtk_tooltip_set_icon_from_gicon (GtkTooltip *tooltip,
+ GIcon *gicon,
+ GtkIconSize size)
+{
+ g_return_if_fail (GTK_IS_TOOLTIP (tooltip));
+
+ gtk_image_set_from_gicon (GTK_IMAGE (tooltip->image), gicon, size);
+
+ if (gicon)
+ gtk_widget_show (tooltip->image);
+ else
+ gtk_widget_hide (tooltip->image);
+}
+