From 53fe01f9c380e3ec557b464d663bb98c302b5793 Mon Sep 17 00:00:00 2001
From: Alan Knowles <alan@roojs.com>
Date: Fri, 10 Aug 2012 10:35:50 +0800
Subject: [PATCH] tools/build_gtk_tree.js

---
 tools/build_gtk_tree.js | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/tools/build_gtk_tree.js b/tools/build_gtk_tree.js
index 959b610ca..9218f312a 100644
--- a/tools/build_gtk_tree.js
+++ b/tools/build_gtk_tree.js
@@ -276,8 +276,19 @@ function BuildLists () {
     
     function verifyUsage(parent,child)
     {
-        
-        
+        // find all the methods that child can be added to parent.
+        var methods = methods[parent].can_contain_using;
+        for(var i =0;i<methods.length;i++) {
+            var m = methods[i].split(':');
+            if (!is_a(child,m[0])) {
+                continue;
+                
+            }
+            if (verifyUsageMethod(parent,child,m[1])) {
+                return true;
+            }
+        }
+        return false;
         
         
     }
-- 
2.39.2