Upgrade to ExtJS 4.0.1 - Released 05/18/2011

[extjs.git] / docs / source / DD2.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">// private - DD implementation for Panels
+Ext.define('Ext.panel.DD', {
+    extend: 'Ext.dd.DragSource',
+    requires: ['Ext.panel.Proxy'],
+
+    constructor : function(panel, cfg){
+        this.panel = panel;
+        this.dragData = {panel: panel};
+        this.proxy = Ext.create('Ext.panel.Proxy', panel, cfg);
+
+        this.callParent([panel.el, cfg]);
+
+        Ext.defer(function() {
+            var header = panel.header,
+                el = panel.body;
+
+            if(header){
+                this.setHandleElId(header.id);
+                el = header.el;
+            }
+            el.setStyle('cursor', 'move');
+            this.scroll = false;
+        }, 200, this);
+    },
+
+    showFrame: Ext.emptyFn,
+    startDrag: Ext.emptyFn,
+    b4StartDrag: function(x, y) {
+        this.proxy.show();
+    },
+    b4MouseDown: function(e) {
+        var x = e.getPageX(),
+            y = e.getPageY();
+        this.autoOffset(x, y);
+    },
+    onInitDrag : function(x, y){
+        this.onStartDrag(x, y);
+        return true;
+    },
+    createFrame : Ext.emptyFn,
+    getDragEl : function(e){
+        return this.proxy.ghost.el.dom;
+    },
+    endDrag : function(e){
+        this.proxy.hide();
+        this.panel.saveState();
+    },
+
+    autoOffset : function(x, y) {
+        x -= this.startPageX;
+        y -= this.startPageY;
+        this.setDelta(x, y);
+    }
+});
+</pre>
+</body>
+</html>