roojs-ui.js

[roojs1] / Roo / data / JsonReader.js

diff --git a/Roo/data/JsonReader.js b/Roo/data/JsonReader.js
index 361b361..568d284 100644 (file)
--- a/Roo/data/JsonReader.js
+++ b/Roo/data/JsonReader.js
@@ -67,6 +67,8 @@ Roo.data.JsonReader = function(meta, recordType){
 };
 Roo.extend(Roo.data.JsonReader, Roo.data.DataReader, {
     
+    readerType : 'Json',
+    
     /**
      * @prop {Boolean} metaFromRemote  - if the meta data was loaded from the remote source.
      * Used by Store query builder to append _requestMeta to params.
@@ -208,5 +210,16 @@ Roo.extend(Roo.data.JsonReader, Roo.data.DataReader, {
             records : records,
             totalRecords : totalRecords
         };
+    },
+    /**
+     * using 'cn' the nested child reader read the child array into it's child stores.
+     * @param {Object} rec The record with a 'children array
+     */
+    loadDataFromChildren: function(rec)
+    {
+       // expect rec just to be an array.. eg [a,b,c, [...] << cn ]
+       var data = typeof(rec.data.cn) == 'undefined' ? [] : rec.data.cn;
+       return this.loadData({ data : data, total : data.length });
+       
     }
 });
\ No newline at end of file