X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/0494b8d9b9bb03ab6c22b34dae81261e3cd7e3e6..7a654f8d43fdb43d78b63d90528bed6e86b608cc:/src/util/Grouper.js

diff --git a/src/util/Grouper.js b/src/util/Grouper.js
new file mode 100644
index 00000000..d8463006
--- /dev/null
+++ b/src/util/Grouper.js
@@ -0,0 +1,22 @@
+/**
+ * @class Ext.util.Grouper
+ * @extends Ext.util.Sorter
+ */
+ 
+Ext.define('Ext.util.Grouper', {
+
+    /* Begin Definitions */
+
+    extend: 'Ext.util.Sorter',
+
+    /* End Definitions */
+
+    /**
+     * Function description
+     * @param {Ext.data.Model} instance The Model instance
+     * @return {String} The group string for this model
+     */
+    getGroupString: function(instance) {
+        return instance.get(this.property);
+    }
+});
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