| New file |
|---|
| 0,0 → 1,79 |
|---|
| /* |
| * Ext JS Library 2.0.2 |
| * Copyright(c) 2006-2008, Ext JS, LLC. |
| * licensing@extjs.com |
| * |
| * http://extjs.com/license |
| */ |
| |
| /** |
| * @class Ext.dd.DragZone |
| * @extends Ext.dd.DragSource |
| * This class provides a container DD instance that proxies for multiple child node sources.<br /> |
| * By default, this class requires that draggable child nodes are registered with {@link Ext.dd.Registry}. |
| * @constructor |
| * @param {Mixed} el The container element |
| * @param {Object} config |
| */ |
| Ext.dd.DragZone = function(el, config){ |
| Ext.dd.DragZone.superclass.constructor.call(this, el, config); |
| if(this.containerScroll){ |
| Ext.dd.ScrollManager.register(this.el); |
| } |
| }; |
| |
| Ext.extend(Ext.dd.DragZone, Ext.dd.DragSource, { |
| /** |
| * @cfg {Boolean} containerScroll True to register this container with the Scrollmanager |
| * for auto scrolling during drag operations. |
| */ |
| /** |
| * @cfg {String} hlColor The color to use when visually highlighting the drag source in the afterRepair |
| * method after a failed drop (defaults to "c3daf9" - light blue) |
| */ |
| |
| /** |
| * Called when a mousedown occurs in this container. Looks in {@link Ext.dd.Registry} |
| * for a valid target to drag based on the mouse down. Override this method |
| * to provide your own lookup logic (e.g. finding a child by class name). Make sure your returned |
| * object has a "ddel" attribute (with an HTML Element) for other functions to work. |
| * @param {EventObject} e The mouse down event |
| * @return {Object} The dragData |
| */ |
| getDragData : function(e){ |
| return Ext.dd.Registry.getHandleFromEvent(e); |
| }, |
| |
| /** |
| * Called once drag threshold has been reached to initialize the proxy element. By default, it clones the |
| * this.dragData.ddel |
| * @param {Number} x The x position of the click on the dragged object |
| * @param {Number} y The y position of the click on the dragged object |
| * @return {Boolean} true to continue the drag, false to cancel |
| */ |
| onInitDrag : function(x, y){ |
| this.proxy.update(this.dragData.ddel.cloneNode(true)); |
| this.onStartDrag(x, y); |
| return true; |
| }, |
| |
| /** |
| * Called after a repair of an invalid drop. By default, highlights this.dragData.ddel |
| */ |
| afterRepair : function(){ |
| if(Ext.enableFx){ |
| Ext.Element.fly(this.dragData.ddel).highlight(this.hlColor || "c3daf9"); |
| } |
| this.dragging = false; |
| }, |
| |
| /** |
| * Called before a repair of an invalid drop to get the XY to animate to. By default returns |
| * the XY of this.dragData.ddel |
| * @param {EventObject} e The mouse up event |
| * @return {Array} The xy location (e.g. [100, 200]) |
| */ |
| getRepairXY : function(e){ |
| return Ext.Element.fly(this.dragData.ddel).getXY(); |
| } |
| }); |