?? htmldragmove.js
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/* Copyright (c) 2004-2006, The Dojo Foundation All Rights Reserved. Licensed under the Academic Free License version 2.1 or above OR the modified BSD license. For more information on Dojo licensing, see: http://dojotoolkit.org/community/licensing.shtml*/dojo.provide("dojo.dnd.HtmlDragMove");dojo.provide("dojo.dnd.HtmlDragMoveSource");dojo.provide("dojo.dnd.HtmlDragMoveObject");dojo.require("dojo.dnd.*");dojo.dnd.HtmlDragMoveSource = function(node, type){ dojo.dnd.HtmlDragSource.call(this, node, type);}dojo.inherits(dojo.dnd.HtmlDragMoveSource, dojo.dnd.HtmlDragSource);dojo.lang.extend(dojo.dnd.HtmlDragMoveSource, { onDragStart: function(){ var dragObj = new dojo.dnd.HtmlDragMoveObject(this.dragObject, this.type); if (this.constrainToContainer) { dragObj.constrainTo(this.constrainingContainer); } return dragObj; }, /* * see dojo.dnd.HtmlDragSource.onSelected */ onSelected: function() { for (var i=0; i<this.dragObjects.length; i++) { dojo.dnd.dragManager.selectedSources.push(new dojo.dnd.HtmlDragMoveSource(this.dragObjects[i])); } }});dojo.dnd.HtmlDragMoveObject = function(node, type){ dojo.dnd.HtmlDragObject.call(this, node, type);}dojo.inherits(dojo.dnd.HtmlDragMoveObject, dojo.dnd.HtmlDragObject);dojo.lang.extend(dojo.dnd.HtmlDragMoveObject, { onDragEnd: function(e){ // shortly the browser will fire an onClick() event, // but since this was really a drag, just squelch it dojo.event.connect(this.domNode, "onclick", this, "squelchOnClick"); }, onDragStart: function(e){ dojo.html.clearSelection(); this.dragClone = this.domNode; this.scrollOffset = dojo.html.getScrollOffset(); this.dragStartPosition = dojo.style.getAbsolutePosition(this.domNode, true); this.dragOffset = {y: this.dragStartPosition.y - e.pageY, x: this.dragStartPosition.x - e.pageX}; this.containingBlockPosition = this.domNode.offsetParent ? dojo.style.getAbsolutePosition(this.domNode.offsetParent, true) : {x:0, y:0}; this.dragClone.style.position = "absolute"; if (this.constrainToContainer) { this.constraints = this.getConstraints(); } }, /** * Set the position of the drag node. (x,y) is relative to <body>. */ setAbsolutePosition: function(x, y){ // The drag clone is attached to it's constraining container so offset for that if(!this.disableY) { this.domNode.style.top = (y-this.containingBlockPosition.y) + "px"; } if(!this.disableX) { this.domNode.style.left = (x-this.containingBlockPosition.x) + "px"; } }});?? 快捷鍵說明
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