Upgrade to ExtJS 4.0.1 - Released 05/18/2011

[extjs.git] / docs / source / HeaderReorderer.html
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+<!DOCTYPE html>
+<html>
+<head>
+  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+  <title>The source code</title>
+  <link href="../prettify/prettify.css" type="text/css" rel="stylesheet" />
+  <script type="text/javascript" src="../prettify/prettify.js"></script>
+  <style type="text/css">
+    .highlight { display: block; background-color: #ddd; }
+  </style>
+  <script type="text/javascript">
+    function highlight() {
+      document.getElementById(location.hash.replace(/#/, "")).className = "highlight";
+    }
+  </script>
+</head>
+<body onload="prettyPrint(); highlight();">
+  <pre class="prettyprint lang-js"><span id='Ext-grid-plugin-HeaderReorderer'>/**
+</span> * @class Ext.grid.plugin.HeaderReorderer
+ * @extends Ext.util.Observable
+ * @private
+ */
+Ext.define('Ext.grid.plugin.HeaderReorderer', {
+    extend: 'Ext.util.Observable',
+    requires: ['Ext.grid.header.DragZone', 'Ext.grid.header.DropZone'],
+    alias: 'plugin.gridheaderreorderer',
+
+    init: function(headerCt) {
+        this.headerCt = headerCt;
+        headerCt.on('render', this.onHeaderCtRender, this);
+    },
+
+<span id='Ext-grid-plugin-HeaderReorderer-method-destroy'>    /**
+</span>     * @private
+     * AbstractComponent calls destroy on all its plugins at destroy time.
+     */
+    destroy: function() {
+        Ext.destroy(this.dragZone, this.dropZone);
+    },
+
+    onHeaderCtRender: function() {
+        this.dragZone = Ext.create('Ext.grid.header.DragZone', this.headerCt);
+        this.dropZone = Ext.create('Ext.grid.header.DropZone', this.headerCt);
+        if (this.disabled) {
+            this.dragZone.disable();
+        }
+    },
+    
+    enable: function() {
+        this.disabled = false;
+        if (this.dragZone) {
+            this.dragZone.enable();
+        }
+    },
+    
+    disable: function() {
+        this.disabled = true;
+        if (this.dragZone) {
+            this.dragZone.disable();
+        }
+    }
+});</pre>
+</body>
+</html>