+++ /dev/null
-/*\r
- * Ext JS Library 2.2.1\r
- * Copyright(c) 2006-2009, Ext JS, LLC.\r
- * licensing@extjs.com\r
- * \r
- * http://extjs.com/license\r
- */\r
-\r
-/**\r
- * @class Ext.dd.DragSource\r
- * @extends Ext.dd.DDProxy\r
- * A simple class that provides the basic implementation needed to make any element draggable.\r
- * @constructor\r
- * @param {Mixed} el The container element\r
- * @param {Object} config\r
- */\r
-Ext.dd.DragSource = function(el, config){\r
- this.el = Ext.get(el);\r
- if(!this.dragData){\r
- this.dragData = {};\r
- }\r
- \r
- Ext.apply(this, config);\r
- \r
- if(!this.proxy){\r
- this.proxy = new Ext.dd.StatusProxy();\r
- }\r
- Ext.dd.DragSource.superclass.constructor.call(this, this.el.dom, this.ddGroup || this.group, \r
- {dragElId : this.proxy.id, resizeFrame: false, isTarget: false, scroll: this.scroll === true});\r
- \r
- this.dragging = false;\r
-};\r
-\r
-Ext.extend(Ext.dd.DragSource, Ext.dd.DDProxy, {\r
- /**\r
- * @cfg {String} ddGroup\r
- * A named drag drop group to which this object belongs. If a group is specified, then this object will only\r
- * interact with other drag drop objects in the same group (defaults to undefined).\r
- */\r
- /**\r
- * @cfg {String} dropAllowed\r
- * The CSS class returned to the drag source when drop is allowed (defaults to "x-dd-drop-ok").\r
- */\r
- dropAllowed : "x-dd-drop-ok",\r
- /**\r
- * @cfg {String} dropNotAllowed\r
- * The CSS class returned to the drag source when drop is not allowed (defaults to "x-dd-drop-nodrop").\r
- */\r
- dropNotAllowed : "x-dd-drop-nodrop",\r
-\r
- /**\r
- * Returns the data object associated with this drag source\r
- * @return {Object} data An object containing arbitrary data\r
- */\r
- getDragData : function(e){\r
- return this.dragData;\r
- },\r
-\r
- // private\r
- onDragEnter : function(e, id){\r
- var target = Ext.dd.DragDropMgr.getDDById(id);\r
- this.cachedTarget = target;\r
- if(this.beforeDragEnter(target, e, id) !== false){\r
- if(target.isNotifyTarget){\r
- var status = target.notifyEnter(this, e, this.dragData);\r
- this.proxy.setStatus(status);\r
- }else{\r
- this.proxy.setStatus(this.dropAllowed);\r
- }\r
- \r
- if(this.afterDragEnter){\r
- /**\r
- * An empty function by default, but provided so that you can perform a custom action\r
- * when the dragged item enters the drop target by providing an implementation.\r
- * @param {Ext.dd.DragDrop} target The drop target\r
- * @param {Event} e The event object\r
- * @param {String} id The id of the dragged element\r
- * @method afterDragEnter\r
- */\r
- this.afterDragEnter(target, e, id);\r
- }\r
- }\r
- },\r
-\r
- /**\r
- * An empty function by default, but provided so that you can perform a custom action\r
- * before the dragged item enters the drop target and optionally cancel the onDragEnter.\r
- * @param {Ext.dd.DragDrop} target The drop target\r
- * @param {Event} e The event object\r
- * @param {String} id The id of the dragged element\r
- * @return {Boolean} isValid True if the drag event is valid, else false to cancel\r
- */\r
- beforeDragEnter : function(target, e, id){\r
- return true;\r
- },\r
-\r
- // private\r
- alignElWithMouse: function() {\r
- Ext.dd.DragSource.superclass.alignElWithMouse.apply(this, arguments);\r
- this.proxy.sync();\r
- },\r
-\r
- // private\r
- onDragOver : function(e, id){\r
- var target = this.cachedTarget || Ext.dd.DragDropMgr.getDDById(id);\r
- if(this.beforeDragOver(target, e, id) !== false){\r
- if(target.isNotifyTarget){\r
- var status = target.notifyOver(this, e, this.dragData);\r
- this.proxy.setStatus(status);\r
- }\r
-\r
- if(this.afterDragOver){\r
- /**\r
- * An empty function by default, but provided so that you can perform a custom action\r
- * while the dragged item is over the drop target by providing an implementation.\r
- * @param {Ext.dd.DragDrop} target The drop target\r
- * @param {Event} e The event object\r
- * @param {String} id The id of the dragged element\r
- * @method afterDragOver\r
- */\r
- this.afterDragOver(target, e, id);\r
- }\r
- }\r
- },\r
-\r
- /**\r
- * An empty function by default, but provided so that you can perform a custom action\r
- * while the dragged item is over the drop target and optionally cancel the onDragOver.\r
- * @param {Ext.dd.DragDrop} target The drop target\r
- * @param {Event} e The event object\r
- * @param {String} id The id of the dragged element\r
- * @return {Boolean} isValid True if the drag event is valid, else false to cancel\r
- */\r
- beforeDragOver : function(target, e, id){\r
- return true;\r
- },\r
-\r
- // private\r
- onDragOut : function(e, id){\r
- var target = this.cachedTarget || Ext.dd.DragDropMgr.getDDById(id);\r
- if(this.beforeDragOut(target, e, id) !== false){\r
- if(target.isNotifyTarget){\r
- target.notifyOut(this, e, this.dragData);\r
- }\r
- this.proxy.reset();\r
- if(this.afterDragOut){\r
- /**\r
- * An empty function by default, but provided so that you can perform a custom action\r
- * after the dragged item is dragged out of the target without dropping.\r
- * @param {Ext.dd.DragDrop} target The drop target\r
- * @param {Event} e The event object\r
- * @param {String} id The id of the dragged element\r
- * @method afterDragOut\r
- */\r
- this.afterDragOut(target, e, id);\r
- }\r
- }\r
- this.cachedTarget = null;\r
- },\r
-\r
- /**\r
- * An empty function by default, but provided so that you can perform a custom action before the dragged\r
- * item is dragged out of the target without dropping, and optionally cancel the onDragOut.\r
- * @param {Ext.dd.DragDrop} target The drop target\r
- * @param {Event} e The event object\r
- * @param {String} id The id of the dragged element\r
- * @return {Boolean} isValid True if the drag event is valid, else false to cancel\r
- */\r
- beforeDragOut : function(target, e, id){\r
- return true;\r
- },\r
- \r
- // private\r
- onDragDrop : function(e, id){\r
- var target = this.cachedTarget || Ext.dd.DragDropMgr.getDDById(id);\r
- if(this.beforeDragDrop(target, e, id) !== false){\r
- if(target.isNotifyTarget){\r
- if(target.notifyDrop(this, e, this.dragData)){ // valid drop?\r
- this.onValidDrop(target, e, id);\r
- }else{\r
- this.onInvalidDrop(target, e, id);\r
- }\r
- }else{\r
- this.onValidDrop(target, e, id);\r
- }\r
- \r
- if(this.afterDragDrop){\r
- /**\r
- * An empty function by default, but provided so that you can perform a custom action\r
- * after a valid drag drop has occurred by providing an implementation.\r
- * @param {Ext.dd.DragDrop} target The drop target\r
- * @param {Event} e The event object\r
- * @param {String} id The id of the dropped element\r
- * @method afterDragDrop\r
- */\r
- this.afterDragDrop(target, e, id);\r
- }\r
- }\r
- delete this.cachedTarget;\r
- },\r
-\r
- /**\r
- * An empty function by default, but provided so that you can perform a custom action before the dragged\r
- * item is dropped onto the target and optionally cancel the onDragDrop.\r
- * @param {Ext.dd.DragDrop} target The drop target\r
- * @param {Event} e The event object\r
- * @param {String} id The id of the dragged element\r
- * @return {Boolean} isValid True if the drag drop event is valid, else false to cancel\r
- */\r
- beforeDragDrop : function(target, e, id){\r
- return true;\r
- },\r
-\r
- // private\r
- onValidDrop : function(target, e, id){\r
- this.hideProxy();\r
- if(this.afterValidDrop){\r
- /**\r
- * An empty function by default, but provided so that you can perform a custom action\r
- * after a valid drop has occurred by providing an implementation.\r
- * @param {Object} target The target DD \r
- * @param {Event} e The event object\r
- * @param {String} id The id of the dropped element\r
- * @method afterInvalidDrop\r
- */\r
- this.afterValidDrop(target, e, id);\r
- }\r
- },\r
-\r
- // private\r
- getRepairXY : function(e, data){\r
- return this.el.getXY(); \r
- },\r
-\r
- // private\r
- onInvalidDrop : function(target, e, id){\r
- this.beforeInvalidDrop(target, e, id);\r
- if(this.cachedTarget){\r
- if(this.cachedTarget.isNotifyTarget){\r
- this.cachedTarget.notifyOut(this, e, this.dragData);\r
- }\r
- this.cacheTarget = null;\r
- }\r
- this.proxy.repair(this.getRepairXY(e, this.dragData), this.afterRepair, this);\r
-\r
- if(this.afterInvalidDrop){\r
- /**\r
- * An empty function by default, but provided so that you can perform a custom action\r
- * after an invalid drop has occurred by providing an implementation.\r
- * @param {Event} e The event object\r
- * @param {String} id The id of the dropped element\r
- * @method afterInvalidDrop\r
- */\r
- this.afterInvalidDrop(e, id);\r
- }\r
- },\r
-\r
- // private\r
- afterRepair : function(){\r
- if(Ext.enableFx){\r
- this.el.highlight(this.hlColor || "c3daf9");\r
- }\r
- this.dragging = false;\r
- },\r
-\r
- /**\r
- * An empty function by default, but provided so that you can perform a custom action after an invalid\r
- * drop has occurred.\r
- * @param {Ext.dd.DragDrop} target The drop target\r
- * @param {Event} e The event object\r
- * @param {String} id The id of the dragged element\r
- * @return {Boolean} isValid True if the invalid drop should proceed, else false to cancel\r
- */\r
- beforeInvalidDrop : function(target, e, id){\r
- return true;\r
- },\r
-\r
- // private\r
- handleMouseDown : function(e){\r
- if(this.dragging) {\r
- return;\r
- }\r
- var data = this.getDragData(e);\r
- if(data && this.onBeforeDrag(data, e) !== false){\r
- this.dragData = data;\r
- this.proxy.stop();\r
- Ext.dd.DragSource.superclass.handleMouseDown.apply(this, arguments);\r
- } \r
- },\r
-\r
- /**\r
- * An empty function by default, but provided so that you can perform a custom action before the initial\r
- * drag event begins and optionally cancel it.\r
- * @param {Object} data An object containing arbitrary data to be shared with drop targets\r
- * @param {Event} e The event object\r
- * @return {Boolean} isValid True if the drag event is valid, else false to cancel\r
- */\r
- onBeforeDrag : function(data, e){\r
- return true;\r
- },\r
-\r
- /**\r
- * An empty function by default, but provided so that you can perform a custom action once the initial\r
- * drag event has begun. The drag cannot be canceled from this function.\r
- * @param {Number} x The x position of the click on the dragged object\r
- * @param {Number} y The y position of the click on the dragged object\r
- */\r
- onStartDrag : Ext.emptyFn,\r
-\r
- // private override\r
- startDrag : function(x, y){\r
- this.proxy.reset();\r
- this.dragging = true;\r
- this.proxy.update("");\r
- this.onInitDrag(x, y);\r
- this.proxy.show();\r
- },\r
-\r
- // private\r
- onInitDrag : function(x, y){\r
- var clone = this.el.dom.cloneNode(true);\r
- clone.id = Ext.id(); // prevent duplicate ids\r
- this.proxy.update(clone);\r
- this.onStartDrag(x, y);\r
- return true;\r
- },\r
-\r
- /**\r
- * Returns the drag source's underlying {@link Ext.dd.StatusProxy}\r
- * @return {Ext.dd.StatusProxy} proxy The StatusProxy\r
- */\r
- getProxy : function(){\r
- return this.proxy; \r
- },\r
-\r
- /**\r
- * Hides the drag source's {@link Ext.dd.StatusProxy}\r
- */\r
- hideProxy : function(){\r
- this.proxy.hide(); \r
- this.proxy.reset(true);\r
- this.dragging = false;\r
- },\r
-\r
- // private\r
- triggerCacheRefresh : function(){\r
- Ext.dd.DDM.refreshCache(this.groups);\r
- },\r
-\r
- // private - override to prevent hiding\r
- b4EndDrag: function(e) {\r
- },\r
-\r
- // private - override to prevent moving\r
- endDrag : function(e){\r
- this.onEndDrag(this.dragData, e);\r
- },\r
-\r
- // private\r
- onEndDrag : function(data, e){\r
- },\r
- \r
- // private - pin to cursor\r
- autoOffset : function(x, y) {\r
- this.setDelta(-12, -20);\r
- } \r
-});
\ No newline at end of file
git.ithinksw.org / extjs.git / blobdiff