small combo box UI patch

[<nuke bayside net>]

this is kinda flaky, and most likely buggy too.. but It Works For Me(tm).
i think this is veryuseful thing for comboboxes (apply it and see what
i mean)

if anyone knows of a better way to do this, please clue me in.

--------------------------->8     cut here     8<-------------------------
--- gtkcombo.c	Fri May 15 01:57:53 1998
+++ gtkcombo-new.c	Fri May 15 01:54:35 1998
@@ -61,6 +61,9 @@
 static gint         gtk_combo_button_press    (GtkWidget     *widget,
 				               GdkEvent      *event,
 				               GtkCombo      *combo);
+static gint         gtk_combo_button_release  (GtkWidget     *widget,
+				               GdkEvent      *event,
+				               GtkCombo      *combo);
 static gint         gtk_combo_list_key_press  (GtkWidget     *widget, 
                                                GdkEventKey   *event, 
                                                GtkCombo      *combo);
@@ -374,8 +377,6 @@
 	text = "";
       gtk_entry_set_text (GTK_ENTRY (combo->entry), text);
     }
-  gtk_widget_hide (combo->popwin);
-  gtk_grab_remove (combo->popwin);
   gdk_pointer_ungrab (GDK_CURRENT_TIME);
   gtk_signal_handler_unblock (GTK_OBJECT (list), combo->list_change_id);
 }
@@ -429,6 +430,34 @@
   return TRUE;
 }
 
+static gint
+gtk_combo_button_release (GtkWidget * widget, GdkEvent * event, GtkCombo * combo)
+{
+  GtkWidget *child;
+  gint i;
+
+  child = gtk_get_event_widget (event);
+
+  if (child != widget)
+    {
+      for (i=0;child;i++)
+	{
+          /* If the child has 6 parents, we can safely assume it's
+           *  the listitem, in which case the pop window can be closed.
+           */
+	  if ((child==widget) && (i==6))
+            {
+              gtk_widget_hide (combo->popwin);
+              gtk_grab_remove (combo->popwin);
+	      return TRUE;
+            }
+	  child = child->parent;
+	}
+    }
+
+  return FALSE;
+}
+
 static int
 gtk_combo_list_key_press (GtkWidget * widget, GdkEventKey * event, GtkCombo * combo)
 {
@@ -514,6 +544,8 @@
 		      (GtkSignalFunc) gtk_combo_list_key_press, combo);
   gtk_signal_connect (GTK_OBJECT (combo->popwin), "button_press_event",
 		      GTK_SIGNAL_FUNC (gtk_combo_button_press), combo);
+  gtk_signal_connect (GTK_OBJECT (combo->popwin), "button_release_event",
+		      GTK_SIGNAL_FUNC (gtk_combo_button_release), combo);
   
 }
--------------------------->8     cut here     8<-------------------------
 _        _  __     __             _ _                                  _
|        / |/ /_ __/ /_____         |       Nuke Skyjumper               |
|       /    / // /  '_/ -_)        |         "Master of the Farce"      |
|_     /_/|_/\_,_/_/\_\\__/        _|_           nuke@bayside.net       _|