Added full drag-drop support to the egw action system

2011-03-24 17:06:44 +00:00 · 2011-03-24 17:06:44 +00:00 · ba92642c5b
commit ba92642c5b
parent e12406b486
8 changed files with 697 additions and 22 deletions
--- a/phpgwapi/js/egw_action/egw_action.js
+++ b/phpgwapi/js/egw_action/egw_action.js
@ -184,6 +184,7 @@ egwAction.prototype.updateActions = function(_actions)
 	}
 	else
 	{
+		console.log(this);
 		throw "This action element cannot have children!";
 	}
 }
@ -191,19 +192,26 @@ egwAction.prototype.updateActions = function(_actions)
 /**
 * Executes this action by using the method specified in the onExecute setter.
 *
- * @param array_senders array with references to the objects which caused the action
- * //TODO: With DragDrop we don't only have senders but also one(!) target.
+ * @param array _senders array with references to the objects which caused the action
+ * @param object _target is an optional parameter which may represent e.g. an drag drop target
 */
-egwAction.prototype.execute = function(_senders)
+egwAction.prototype.execute = function(_senders, _target)
 {
+	if (typeof _target == "undefined")
+	{
+		_target == null;
+	}
+
 	if (this.execJSFnct && typeof this.execJSFnct == "function")
 	{
-		this.execJSFnct(this, _senders);
+		return this.execJSFnct(this, _senders, _target);
 	}
 	else if (this.execHandler)
 	{
 		//this.handler.execute(this, _senders); TODO
 	}
+
+	return false;
 }

 /**
@ -1269,6 +1277,9 @@ egwActionObject.prototype.triggerCallback = function()
 	return true;
 }

+var EGW_AO_EXEC_SELECTED = 0;
+var EGW_AO_EXEC_THIS = 1;
+
 /**
 * Executes the action implementation which is associated to the given action type.
 *
@ -1277,16 +1288,33 @@ egwActionObject.prototype.triggerCallback = function()
 * 	menu should open are transmitted.
 * @param string _implType is the action type for which the implementation should be
 * 	executed.
+ * @param int _execType specifies in which context the execution should take place.
+ * 	defaults to EGW_AO_EXEC_SELECTED
 */
-egwActionObject.prototype.executeActionImplementation = function(_implContext, _implType)
+egwActionObject.prototype.executeActionImplementation = function(_implContext, _implType, _execType)
 {
+	if (typeof _execType == "undefined")
+	{
+		_execType = EGW_AO_EXEC_SELECTED;
+	}
+
 	if (typeof _implType == "string")
+	{
 		_implType = _egwActionClasses[_implType].implementation();
+	}

 	if (typeof _implType == "object" && _implType)
+	{
+		if (_execType == EGW_AO_EXEC_SELECTED)
 		{
 			this.forceSelection();
 			var selectedActions = this.getSelectedLinks(_implType.type);
+		}
+		else if (_execType = EGW_AO_EXEC_THIS)
+		{
+			selectedActions = this._getLinks([this], _implType.type);
+		}
+
 		if (selectedActions.selected.length > 0 && egwObjectLength(selectedActions.links) > 0)
 		{
 			return _implType.executeImplementation(_implContext,
@ -1335,11 +1363,19 @@ egwActionObject.prototype.getSelectedLinks = function(_actionType)
 	// Get all objects in this container which are currently selected
 	var selected = this.getContainerRoot().getSelectedObjects();

+	return this._getLinks(selected, _actionType);
+}
+
+/**
+ *
+ */
+egwActionObject.prototype._getLinks = function(_objs, _actionType)
+{
 	var actionLinks = {};
 	var testedSelected = [];
-	for (var i = 0; i < selected.length; i++)
+	for (var i = 0; i < _objs.length; i++)
 	{
-		var obj = selected[i];
+		var obj = _objs[i];
 		if (obj.triggerCallback())
 		{
 			testedSelected.push(obj);
@ -1479,6 +1515,11 @@ function egwActionObjectInterface()
 	// or not.
 	this.doSetState = function(_state, _outerCall) {};

+	// The doTiggerEvent function may be overritten by the aoi if it wants to
+	// support certain action implementation specific events like EGW_AI_DRAG_OVER
+	// or EGW_AI_DRAG_OUT
+	this.doTriggerEvent = function(_event, _data) {return false;}
+
 	this._state = EGW_AO_STATE_NORMAL || EGW_AO_STATE_VISIBLE;

 	this.stateChangeCallback = null;
@ -1581,6 +1622,22 @@ egwActionObjectInterface.prototype.getState = function()
 	return this._state;
 }

+/**
+ * The trigger event function can be called by the action implementation in order
+ * to tell the AOI to performe some action.
+ * In the drag/drop handler this function is e.g. used for telling the droppable
+ * element that there was a drag over/out event.
+ */
+egwActionObjectInterface.prototype.triggerEvent = function(_event, _data)
+{
+	if (typeof _data == "undefined")
+	{
+		_data = null;
+	}
+
+	return this.doTriggerEvent(_event, _data);
+}
+



--- a/phpgwapi/js/egw_action/egw_action_dragdrop.js
+++ b/phpgwapi/js/egw_action/egw_action_dragdrop.js
@ -0,0 +1,386 @@
+/**
+ * eGroupWare egw_action framework - egw action framework
+ *
+ * @link http://www.egroupware.org
+ * @author Andreas Stöckel <as@stylite.de>
+ * @copyright 2011 by Andreas Stöckel
+ * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
+ * @package egw_action
+ * @version $Id$
+ */
+
+/*
+uses
+	egw_action,
+	egw_action_common,
+	egw_action_popup,
+	jquery,
+	jquery-ui
+ */
+
+/**
+ * Register the drag and drop handlers
+ */
+if (typeof window._egwActionClasses == "undefined")
+	window._egwActionClasses = {}
+_egwActionClasses["drag"] = {
+	"actionConstructor": egwDragAction,
+	"implementation": getDragImplementation
+}
+_egwActionClasses["drop"] = {
+	"actionConstructor": egwDropAction,
+	"implementation": getDropImplementation
+}
+
+
+/**
+ * The egwDragAction class overwrites the egwAction class and adds the new
+ * "dragType" propery. The "onExecute" event of the drag action will be called
+ * whenever dragging starts. The onExecute JS handler should return the
+ * drag-drop helper object - otherwise an default helper will be generated.
+ */
+function egwDragAction(_id, _handler, _caption, _icon, _onExecute, _allowOnMultiple)
+{
+	var action = new egwAction(_id, _handler, _caption, _icon, _onExecute, _allowOnMultiple);
+
+	action.type = "drag";
+	action.dragType = "default";
+	action.hideOnDisabled = true;
+
+	action.set_dragType = function(_value) {
+		action.dragType = _value;
+	}
+
+	return action;
+}
+
+
+var
+	_dragActionImpl = null;
+
+function getDragImplementation()
+{
+	if (!_dragActionImpl)
+	{
+		_dragActionImpl = new egwDragActionImplementation();
+	}
+	return _dragActionImpl
+}
+
+function egwDragActionImplementation()
+{
+	var ai = new egwActionImplementation();
+
+	ai.type = "drag";
+
+	ai.helper = null;
+	ai.ddTypes = [];
+	ai.selected = [];
+
+	ai.doRegisterAction = function(_aoi, _callback, _context)
+	{
+		var node = _aoi.getDOMNode();
+
+		if (node)
+		{
+			$(node).draggable(
+				{
+					"distance": 20,
+					"cursor": "move",
+					"cursorAt": { top: -12, left: -12 },
+					"helper": function(e) {
+						// The helper function is called before the start function
+						// is evoked. Call the given callback function. The callback
+						// function will gather the selected elements and action links
+						// and call the doExecuteImplementation function. This
+						// will call the onExecute function of the first action
+						// in order to obtain the helper object (stored in ai.helper)
+						// and the multiple dragDropTypes (ai.ddTypes)
+						 _callback.call(_context, false, ai);
+
+						$(node).data("ddTypes", ai.ddTypes);
+						$(node).data("selected", ai.selected);
+
+						// Return an empty div if the helper dom node is not set
+						return ai.helper ? ai.helper: $(document.createElement("div"));
+					},
+					"start": function(e) {
+						return ai.helper != null;
+					},
+					"containment": $("body"),
+					"scroll": false
+				}
+			);
+
+			return true;
+		}
+		return false;
+	}
+
+	ai.doUnregisterAction = function(_aoi)
+	{
+		//
+	}
+
+	/**
+	 * Builds the context menu and shows it at the given position/DOM-Node.
+	 */
+	ai.doExecuteImplementation = function(_context, _selected, _links)
+	{
+		// Reset the helper object of the action implementation
+		this.helper = null;
+		var hasLink = false;
+
+		// Store the drag-drop types
+		this.ddTypes = [];
+		this.selected = _selected;
+
+		// Call the onExecute event of the first actionObject
+		for (k in _links)
+		{
+			if (_links[k].visible)
+			{
+				hasLink = true;
+
+				// Only execute the following code if a JS function is registered
+				// for the action and this is the first action link
+				if (!this.helper && _links[k].actionObj.execJSFnct)
+				{
+					this.helper = _links[k].actionObj.execute(_selected);
+				}
+
+				// Push the dragType of the associated action object onto the
+				// drag type list - this allows an element to support multiple
+				// drag/drop types.
+				var type = _links[k].actionObj.dragType;
+				if (this.ddTypes.indexOf(type) == -1)
+				{
+					this.ddTypes.push(_links[k].actionObj.dragType);
+				}
+			}
+		}
+
+		// If no helper has been defined, create an default one
+		if (!this.helper && hasLink)
+		{
+			this.helper = $(document.createElement("div"));
+			this.helper.addClass("egw_action_ddHelper");
+			this.helper.text("(" + _selected.length + ")");
+		}
+
+		return true;
+	}
+
+	return ai;
+}
+
+
+
+
+/**
+ * The egwDropAction class overwrites the egwAction class and adds the "acceptedTypes"
+ * property. This array should contain all "dragTypes" the drop action is allowed
+ * to
+ */
+function egwDropAction(_id, _handler, _caption, _icon, _onExecute, _allowOnMultiple)
+{
+	var action = new egwAction(_id, _handler, _caption, _icon, _onExecute, _allowOnMultiple);
+
+	action.type = "drop";
+	action.acceptedTypes = ["default"];
+	action.canHaveChildren = ["drag","popup"];
+	action["default"] = false;
+	action.order = 0;
+	action.group = 0;
+
+	action.set_default = function(_value) {
+		action["default"] = _value;
+	}
+
+	action.set_order = function(_value) {
+		action.order = _value;
+	}
+
+	action.set_group = function(_value) {
+		action.group = _value;
+	}
+
+	/**
+	 * The acceptType property allows strings as well as arrays - strings are
+	 * automatically included in an array.
+	 */
+	action.set_acceptedTypes = function(_value) {
+		if (_value instanceof Array)
+		{
+			action.acceptedTypes = _value;
+		}
+		else
+		{
+			action.acceptedTypes = [_value];
+		}
+	}
+
+	return action;
+}
+
+var
+	_dropActionImpl = null;
+
+function getDropImplementation()
+{
+	if (!_dropActionImpl)
+	{
+		_dropActionImpl = new egwDropActionImplementation();
+	}
+	return _dropActionImpl
+}
+
+var EGW_AI_DRAG = 0x0100; // Use the first byte as mask for event types - 01 is for events used with drag stuff
+var EGW_AI_DRAG_OUT = EGW_AI_DRAG | 0x01;
+var EGW_AI_DRAG_OVER = EGW_AI_DRAG | 0x02;
+
+function egwDropActionImplementation()
+{
+	var ai = new egwActionImplementation();
+
+	ai.type = "drop";
+
+	ai.doRegisterAction = function(_aoi, _callback, _context)
+	{
+		var node = _aoi.getDOMNode();
+
+		if (node)
+		{
+			$(node).droppable(
+				{
+					"accept": function(_draggable) {
+						var accepted = ai._fetchAccepted(
+							_callback.call(_context, "links", ai, EGW_AO_EXEC_THIS));
+
+						// Check whether all drag types of the selected objects
+						// are accepted
+						var ddTypes = _draggable.data("ddTypes");
+
+						for (var i = 0; i < ddTypes.length; i++)
+						{
+							if (accepted.indexOf(ddTypes[i]) == -1)
+							{
+								return false;
+							}
+						}
+
+						return true;
+					},
+					"drop": function(event, ui) {
+						var draggable = ui.draggable;
+						var ddTypes = draggable.data("ddTypes");
+						var selected = draggable.data("selected");
+
+						var links = _callback.call(_context, "links", ai, EGW_AO_EXEC_THIS);
+
+						// Disable all links which only accept types which are not
+						// inside ddTypes
+						for (k in links)
+						{
+							var accepted = links[k].actionObj.acceptedTypes;
+
+							for (var i = 0; i < ddTypes.length; i++)
+							{
+								if (accepted.indexOf(ddTypes[i]) == -1)
+								{
+									links[k].enabled = false;
+									if (links[k].actionObj.hideOnDisabled)
+									{
+										links[k].visible = true;
+									}
+								}
+							}
+						}
+
+						// Check whether there is only one link
+						var cnt = 0;
+						var lnk = null;
+						for (k in links)
+						{
+							if (links[k].enabled && links[k].visible)
+							{
+								lnk = links[k];
+								cnt += 1 + links[k].actionObj.children.length;
+							}
+						}
+
+						if (cnt == 1)
+						{
+							lnk.actionObj.execute(selected, _context);
+						}
+
+						if (cnt > 1)
+						{
+							// More than one drop action link is associated
+							// to the drop event - show those as a popup menu
+							// and let the user decide which one to use.
+							// This is possible as the popup and the popup action
+							// object and the drop action object share same
+							// set of properties.
+							var popup = getPopupImplementation();
+							var pos = popup._getPageXY(event);
+							popup.doExecuteImplementation(pos, selected, links,
+								_context);
+						}
+
+						_aoi.triggerEvent(EGW_AI_DRAG_OUT);
+					},
+					"over": function() {
+						_aoi.triggerEvent(EGW_AI_DRAG_OVER);
+					},
+					"out": function() {
+						_aoi.triggerEvent(EGW_AI_DRAG_OUT);
+					},
+					"tolerance": "pointer"
+				}
+			);
+
+			return true;
+		}
+		return false;
+	}
+
+	ai.doUnregisterAction = function(_aoi)
+	{
+		//
+	}
+
+	ai._fetchAccepted = function(_links)
+	{
+		// Accumulate the accepted types
+		var accepted = [];
+		for (k in _links)
+		{
+			for (var i = 0; i < _links[k].actionObj.acceptedTypes.length; i++)
+			{
+				var type = _links[k].actionObj.acceptedTypes[i];
+
+				if (accepted.indexOf(type) == -1)
+				{
+					accepted.push(type);
+				}
+			}
+		}
+
+		return accepted;
+	}
+
+	/**
+	 * Builds the context menu and shows it at the given position/DOM-Node.
+	 */
+	ai.doExecuteImplementation = function(_context, _selected, _links)
+	{
+		if (_context == "links")
+		{
+			return _links;
+		}
+	}
+
+	return ai;
+}
+
--- a/phpgwapi/js/egw_action/egw_action_popup.js
+++ b/phpgwapi/js/egw_action/egw_action_popup.js
@ -120,8 +120,13 @@ function egwPopupActionImplementation()
 	/**
 	 * Builds the context menu and shows it at the given position/DOM-Node.
 	 */
-	ai.doExecuteImplementation = function(_context, _selected, _links)
+	ai.doExecuteImplementation = function(_context, _selected, _links, _target)
 	{
+		if (typeof _target == "undefined")
+		{
+			_target = null;
+		}
+
 		if (_context != "default")
 		{
 			//Check whether the context has the posx and posy parameters
@ -137,7 +142,7 @@ function egwPopupActionImplementation()
 				_context = {"posx": x, "posy": y}
 			}

-			var menu = ai._buildMenu(_links, _selected);
+			var menu = ai._buildMenu(_links, _selected, _target);
 			menu.showAt(_context.posx, _context.posy);

 			return true;
@ -254,7 +259,7 @@ function egwPopupActionImplementation()
 	/**
 	 * Build the menu layers
 	 */
-	ai._buildMenuLayer = function(_menu, _groups, _selected, _enabled)
+	ai._buildMenuLayer = function(_menu, _groups, _selected, _enabled, _target)
 	{
 		var firstGroup = true;

@ -269,7 +274,6 @@ function egwPopupActionImplementation()

 				if (link.visible)
 				{
-
 					// Add an seperator after each group
 					if (!firstGroup && firstElem)
 					{
@ -284,7 +288,7 @@ function egwPopupActionImplementation()
 					if (link.enabled && _enabled)
 					{
 						item.set_onClick(function(elem) {
-							elem.data.execute(_selected);
+							elem.data.execute(_selected, _target);
 						});
 					}
 					else
@ -295,7 +299,7 @@ function egwPopupActionImplementation()
 					// Append the parent groups
 					if (link.groups)
 					{
-						this._buildMenuLayer(item, link.groups, _selected, link.enabled);
+						this._buildMenuLayer(item, link.groups, _selected, link.enabled, _target);
 					}
 				}
 			}
@ -307,7 +311,7 @@ function egwPopupActionImplementation()
 	/**
 	 * Builds the context menu from the given action links
 	 */
-	ai._buildMenu = function(_links, _selected)
+	ai._buildMenu = function(_links, _selected, _target)
 	{
 		// Build a tree containing all actions
 		var tree = {"root": []};
@ -332,7 +336,7 @@ function egwPopupActionImplementation()
 		var menu = new egwMenu();

 		// Build the menu layers
-		this._buildMenuLayer(menu, groups.groups, _selected, true);
+		this._buildMenuLayer(menu, groups.groups, _selected, true, _target);

 		return menu;
 	}
--- a/phpgwapi/js/egw_action/test/grid.css
+++ b/phpgwapi/js/egw_action/test/grid.css
@ -148,6 +148,9 @@ body, td, th {

 .egwGridView_grid span.caption {
 	cursor: default;
+	-moz-user-select: none;
+	-khtml-user-select: none;
+	user-select: none;
 }

 .egwGridView_outer thead th {
--- a/phpgwapi/js/egw_action/test/imgs/copy.png
+++ b/phpgwapi/js/egw_action/test/imgs/copy.png
--- a/phpgwapi/js/egw_action/test/imgs/move.png
+++ b/phpgwapi/js/egw_action/test/imgs/move.png
--- a/phpgwapi/js/egw_action/test/js/jquery-ui.js
+++ b/phpgwapi/js/egw_action/test/js/jquery-ui.js
@ -0,0 +1,142 @@
+/*!
+ * jQuery UI 1.8.11
+ *
+ * Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
+ * Dual licensed under the MIT or GPL Version 2 licenses.
+ * http://jquery.org/license
+ *
+ * http://docs.jquery.com/UI
+ */
+(function(c,j){function k(a){return!c(a).parents().andSelf().filter(function(){return c.curCSS(this,"visibility")==="hidden"||c.expr.filters.hidden(this)}).length}c.ui=c.ui||{};if(!c.ui.version){c.extend(c.ui,{version:"1.8.11",keyCode:{ALT:18,BACKSPACE:8,CAPS_LOCK:20,COMMA:188,COMMAND:91,COMMAND_LEFT:91,COMMAND_RIGHT:93,CONTROL:17,DELETE:46,DOWN:40,END:35,ENTER:13,ESCAPE:27,HOME:36,INSERT:45,LEFT:37,MENU:93,NUMPAD_ADD:107,NUMPAD_DECIMAL:110,NUMPAD_DIVIDE:111,NUMPAD_ENTER:108,NUMPAD_MULTIPLY:106,
+NUMPAD_SUBTRACT:109,PAGE_DOWN:34,PAGE_UP:33,PERIOD:190,RIGHT:39,SHIFT:16,SPACE:32,TAB:9,UP:38,WINDOWS:91}});c.fn.extend({_focus:c.fn.focus,focus:function(a,b){return typeof a==="number"?this.each(function(){var d=this;setTimeout(function(){c(d).focus();b&&b.call(d)},a)}):this._focus.apply(this,arguments)},scrollParent:function(){var a;a=c.browser.msie&&/(static|relative)/.test(this.css("position"))||/absolute/.test(this.css("position"))?this.parents().filter(function(){return/(relative|absolute|fixed)/.test(c.curCSS(this,
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+if(b==="absolute"||b==="relative"||b==="fixed"){b=parseInt(a.css("zIndex"),10);if(!isNaN(b)&&b!==0)return b}a=a.parent()}}return 0},disableSelection:function(){return this.bind((c.support.selectstart?"selectstart":"mousedown")+".ui-disableSelection",function(a){a.preventDefault()})},enableSelection:function(){return this.unbind(".ui-disableSelection")}});c.each(["Width","Height"],function(a,b){function d(f,g,l,m){c.each(e,function(){g-=parseFloat(c.curCSS(f,"padding"+this,true))||0;if(l)g-=parseFloat(c.curCSS(f,
+"border"+this+"Width",true))||0;if(m)g-=parseFloat(c.curCSS(f,"margin"+this,true))||0});return g}var e=b==="Width"?["Left","Right"]:["Top","Bottom"],h=b.toLowerCase(),i={innerWidth:c.fn.innerWidth,innerHeight:c.fn.innerHeight,outerWidth:c.fn.outerWidth,outerHeight:c.fn.outerHeight};c.fn["inner"+b]=function(f){if(f===j)return i["inner"+b].call(this);return this.each(function(){c(this).css(h,d(this,f)+"px")})};c.fn["outer"+b]=function(f,g){if(typeof f!=="number")return i["outer"+b].call(this,f);return this.each(function(){c(this).css(h,
+d(this,f,true,g)+"px")})}});c.extend(c.expr[":"],{data:function(a,b,d){return!!c.data(a,d[3])},focusable:function(a){var b=a.nodeName.toLowerCase(),d=c.attr(a,"tabindex");if("area"===b){b=a.parentNode;d=b.name;if(!a.href||!d||b.nodeName.toLowerCase()!=="map")return false;a=c("img[usemap=#"+d+"]")[0];return!!a&&k(a)}return(/input|select|textarea|button|object/.test(b)?!a.disabled:"a"==b?a.href||!isNaN(d):!isNaN(d))&&k(a)},tabbable:function(a){var b=c.attr(a,"tabindex");return(isNaN(b)||b>=0)&&c(a).is(":focusable")}});
+c(function(){var a=document.body,b=a.appendChild(b=document.createElement("div"));c.extend(b.style,{minHeight:"100px",height:"auto",padding:0,borderWidth:0});c.support.minHeight=b.offsetHeight===100;c.support.selectstart="onselectstart"in b;a.removeChild(b).style.display="none"});c.extend(c.ui,{plugin:{add:function(a,b,d){a=c.ui[a].prototype;for(var e in d){a.plugins[e]=a.plugins[e]||[];a.plugins[e].push([b,d[e]])}},call:function(a,b,d){if((b=a.plugins[b])&&a.element[0].parentNode)for(var e=0;e<b.length;e++)a.options[b[e][0]]&&
+b[e][1].apply(a.element,d)}},contains:function(a,b){return document.compareDocumentPosition?a.compareDocumentPosition(b)&16:a!==b&&a.contains(b)},hasScroll:function(a,b){if(c(a).css("overflow")==="hidden")return false;b=b&&b==="left"?"scrollLeft":"scrollTop";var d=false;if(a[b]>0)return true;a[b]=1;d=a[b]>0;a[b]=0;return d},isOverAxis:function(a,b,d){return a>b&&a<b+d},isOver:function(a,b,d,e,h,i){return c.ui.isOverAxis(a,d,h)&&c.ui.isOverAxis(b,e,i)}})}})(jQuery);
+;/*!
+ * jQuery UI Widget 1.8.11
+ *
+ * Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
+ * Dual licensed under the MIT or GPL Version 2 licenses.
+ * http://jquery.org/license
+ *
+ * http://docs.jquery.com/UI/Widget
+ */
+(function(b,j){if(b.cleanData){var k=b.cleanData;b.cleanData=function(a){for(var c=0,d;(d=a[c])!=null;c++)b(d).triggerHandler("remove");k(a)}}else{var l=b.fn.remove;b.fn.remove=function(a,c){return this.each(function(){if(!c)if(!a||b.filter(a,[this]).length)b("*",this).add([this]).each(function(){b(this).triggerHandler("remove")});return l.call(b(this),a,c)})}}b.widget=function(a,c,d){var e=a.split(".")[0],f;a=a.split(".")[1];f=e+"-"+a;if(!d){d=c;c=b.Widget}b.expr[":"][f]=function(h){return!!b.data(h,
+a)};b[e]=b[e]||{};b[e][a]=function(h,g){arguments.length&&this._createWidget(h,g)};c=new c;c.options=b.extend(true,{},c.options);b[e][a].prototype=b.extend(true,c,{namespace:e,widgetName:a,widgetEventPrefix:b[e][a].prototype.widgetEventPrefix||a,widgetBaseClass:f},d);b.widget.bridge(a,b[e][a])};b.widget.bridge=function(a,c){b.fn[a]=function(d){var e=typeof d==="string",f=Array.prototype.slice.call(arguments,1),h=this;d=!e&&f.length?b.extend.apply(null,[true,d].concat(f)):d;if(e&&d.charAt(0)==="_")return h;
+e?this.each(function(){var g=b.data(this,a),i=g&&b.isFunction(g[d])?g[d].apply(g,f):g;if(i!==g&&i!==j){h=i;return false}}):this.each(function(){var g=b.data(this,a);g?g.option(d||{})._init():b.data(this,a,new c(d,this))});return h}};b.Widget=function(a,c){arguments.length&&this._createWidget(a,c)};b.Widget.prototype={widgetName:"widget",widgetEventPrefix:"",options:{disabled:false},_createWidget:function(a,c){b.data(c,this.widgetName,this);this.element=b(c);this.options=b.extend(true,{},this.options,
+this._getCreateOptions(),a);var d=this;this.element.bind("remove."+this.widgetName,function(){d.destroy()});this._create();this._trigger("create");this._init()},_getCreateOptions:function(){return b.metadata&&b.metadata.get(this.element[0])[this.widgetName]},_create:function(){},_init:function(){},destroy:function(){this.element.unbind("."+this.widgetName).removeData(this.widgetName);this.widget().unbind("."+this.widgetName).removeAttr("aria-disabled").removeClass(this.widgetBaseClass+"-disabled ui-state-disabled")},
+widget:function(){return this.element},option:function(a,c){var d=a;if(arguments.length===0)return b.extend({},this.options);if(typeof a==="string"){if(c===j)return this.options[a];d={};d[a]=c}this._setOptions(d);return this},_setOptions:function(a){var c=this;b.each(a,function(d,e){c._setOption(d,e)});return this},_setOption:function(a,c){this.options[a]=c;if(a==="disabled")this.widget()[c?"addClass":"removeClass"](this.widgetBaseClass+"-disabled ui-state-disabled").attr("aria-disabled",c);return this},
+enable:function(){return this._setOption("disabled",false)},disable:function(){return this._setOption("disabled",true)},_trigger:function(a,c,d){var e=this.options[a];c=b.Event(c);c.type=(a===this.widgetEventPrefix?a:this.widgetEventPrefix+a).toLowerCase();d=d||{};if(c.originalEvent){a=b.event.props.length;for(var f;a;){f=b.event.props[--a];c[f]=c.originalEvent[f]}}this.element.trigger(c,d);return!(b.isFunction(e)&&e.call(this.element[0],c,d)===false||c.isDefaultPrevented())}}})(jQuery);
+;/*!
+ * jQuery UI Mouse 1.8.11
+ *
+ * Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
+ * Dual licensed under the MIT or GPL Version 2 licenses.
+ * http://jquery.org/license
+ *
+ * http://docs.jquery.com/UI/Mouse
+ *
+ * Depends:
+ *	jquery.ui.widget.js
+ */
+(function(b){b.widget("ui.mouse",{options:{cancel:":input,option",distance:1,delay:0},_mouseInit:function(){var a=this;this.element.bind("mousedown."+this.widgetName,function(c){return a._mouseDown(c)}).bind("click."+this.widgetName,function(c){if(true===b.data(c.target,a.widgetName+".preventClickEvent")){b.removeData(c.target,a.widgetName+".preventClickEvent");c.stopImmediatePropagation();return false}});this.started=false},_mouseDestroy:function(){this.element.unbind("."+this.widgetName)},_mouseDown:function(a){a.originalEvent=
+a.originalEvent||{};if(!a.originalEvent.mouseHandled){this._mouseStarted&&this._mouseUp(a);this._mouseDownEvent=a;var c=this,e=a.which==1,f=typeof this.options.cancel=="string"?b(a.target).parents().add(a.target).filter(this.options.cancel).length:false;if(!e||f||!this._mouseCapture(a))return true;this.mouseDelayMet=!this.options.delay;if(!this.mouseDelayMet)this._mouseDelayTimer=setTimeout(function(){c.mouseDelayMet=true},this.options.delay);if(this._mouseDistanceMet(a)&&this._mouseDelayMet(a)){this._mouseStarted=
+this._mouseStart(a)!==false;if(!this._mouseStarted){a.preventDefault();return true}}true===b.data(a.target,this.widgetName+".preventClickEvent")&&b.removeData(a.target,this.widgetName+".preventClickEvent");this._mouseMoveDelegate=function(d){return c._mouseMove(d)};this._mouseUpDelegate=function(d){return c._mouseUp(d)};b(document).bind("mousemove."+this.widgetName,this._mouseMoveDelegate).bind("mouseup."+this.widgetName,this._mouseUpDelegate);a.preventDefault();return a.originalEvent.mouseHandled=
+true}},_mouseMove:function(a){if(b.browser.msie&&!(document.documentMode>=9)&&!a.button)return this._mouseUp(a);if(this._mouseStarted){this._mouseDrag(a);return a.preventDefault()}if(this._mouseDistanceMet(a)&&this._mouseDelayMet(a))(this._mouseStarted=this._mouseStart(this._mouseDownEvent,a)!==false)?this._mouseDrag(a):this._mouseUp(a);return!this._mouseStarted},_mouseUp:function(a){b(document).unbind("mousemove."+this.widgetName,this._mouseMoveDelegate).unbind("mouseup."+this.widgetName,this._mouseUpDelegate);
+if(this._mouseStarted){this._mouseStarted=false;a.target==this._mouseDownEvent.target&&b.data(a.target,this.widgetName+".preventClickEvent",true);this._mouseStop(a)}return false},_mouseDistanceMet:function(a){return Math.max(Math.abs(this._mouseDownEvent.pageX-a.pageX),Math.abs(this._mouseDownEvent.pageY-a.pageY))>=this.options.distance},_mouseDelayMet:function(){return this.mouseDelayMet},_mouseStart:function(){},_mouseDrag:function(){},_mouseStop:function(){},_mouseCapture:function(){return true}})})(jQuery);
+;/*
+ * jQuery UI Position 1.8.11
+ *
+ * Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
+ * Dual licensed under the MIT or GPL Version 2 licenses.
+ * http://jquery.org/license
+ *
+ * http://docs.jquery.com/UI/Position
+ */
+(function(c){c.ui=c.ui||{};var n=/left|center|right/,o=/top|center|bottom/,t=c.fn.position,u=c.fn.offset;c.fn.position=function(b){if(!b||!b.of)return t.apply(this,arguments);b=c.extend({},b);var a=c(b.of),d=a[0],g=(b.collision||"flip").split(" "),e=b.offset?b.offset.split(" "):[0,0],h,k,j;if(d.nodeType===9){h=a.width();k=a.height();j={top:0,left:0}}else if(d.setTimeout){h=a.width();k=a.height();j={top:a.scrollTop(),left:a.scrollLeft()}}else if(d.preventDefault){b.at="left top";h=k=0;j={top:b.of.pageY,
+left:b.of.pageX}}else{h=a.outerWidth();k=a.outerHeight();j=a.offset()}c.each(["my","at"],function(){var f=(b[this]||"").split(" ");if(f.length===1)f=n.test(f[0])?f.concat(["center"]):o.test(f[0])?["center"].concat(f):["center","center"];f[0]=n.test(f[0])?f[0]:"center";f[1]=o.test(f[1])?f[1]:"center";b[this]=f});if(g.length===1)g[1]=g[0];e[0]=parseInt(e[0],10)||0;if(e.length===1)e[1]=e[0];e[1]=parseInt(e[1],10)||0;if(b.at[0]==="right")j.left+=h;else if(b.at[0]==="center")j.left+=h/2;if(b.at[1]==="bottom")j.top+=
+k;else if(b.at[1]==="center")j.top+=k/2;j.left+=e[0];j.top+=e[1];return this.each(function(){var f=c(this),l=f.outerWidth(),m=f.outerHeight(),p=parseInt(c.curCSS(this,"marginLeft",true))||0,q=parseInt(c.curCSS(this,"marginTop",true))||0,v=l+p+(parseInt(c.curCSS(this,"marginRight",true))||0),w=m+q+(parseInt(c.curCSS(this,"marginBottom",true))||0),i=c.extend({},j),r;if(b.my[0]==="right")i.left-=l;else if(b.my[0]==="center")i.left-=l/2;if(b.my[1]==="bottom")i.top-=m;else if(b.my[1]==="center")i.top-=
+m/2;i.left=Math.round(i.left);i.top=Math.round(i.top);r={left:i.left-p,top:i.top-q};c.each(["left","top"],function(s,x){c.ui.position[g[s]]&&c.ui.position[g[s]][x](i,{targetWidth:h,targetHeight:k,elemWidth:l,elemHeight:m,collisionPosition:r,collisionWidth:v,collisionHeight:w,offset:e,my:b.my,at:b.at})});c.fn.bgiframe&&f.bgiframe();f.offset(c.extend(i,{using:b.using}))})};c.ui.position={fit:{left:function(b,a){var d=c(window);d=a.collisionPosition.left+a.collisionWidth-d.width()-d.scrollLeft();b.left=
+d>0?b.left-d:Math.max(b.left-a.collisionPosition.left,b.left)},top:function(b,a){var d=c(window);d=a.collisionPosition.top+a.collisionHeight-d.height()-d.scrollTop();b.top=d>0?b.top-d:Math.max(b.top-a.collisionPosition.top,b.top)}},flip:{left:function(b,a){if(a.at[0]!=="center"){var d=c(window);d=a.collisionPosition.left+a.collisionWidth-d.width()-d.scrollLeft();var g=a.my[0]==="left"?-a.elemWidth:a.my[0]==="right"?a.elemWidth:0,e=a.at[0]==="left"?a.targetWidth:-a.targetWidth,h=-2*a.offset[0];b.left+=
+a.collisionPosition.left<0?g+e+h:d>0?g+e+h:0}},top:function(b,a){if(a.at[1]!=="center"){var d=c(window);d=a.collisionPosition.top+a.collisionHeight-d.height()-d.scrollTop();var g=a.my[1]==="top"?-a.elemHeight:a.my[1]==="bottom"?a.elemHeight:0,e=a.at[1]==="top"?a.targetHeight:-a.targetHeight,h=-2*a.offset[1];b.top+=a.collisionPosition.top<0?g+e+h:d>0?g+e+h:0}}}};if(!c.offset.setOffset){c.offset.setOffset=function(b,a){if(/static/.test(c.curCSS(b,"position")))b.style.position="relative";var d=c(b),
+g=d.offset(),e=parseInt(c.curCSS(b,"top",true),10)||0,h=parseInt(c.curCSS(b,"left",true),10)||0;g={top:a.top-g.top+e,left:a.left-g.left+h};"using"in a?a.using.call(b,g):d.css(g)};c.fn.offset=function(b){var a=this[0];if(!a||!a.ownerDocument)return null;if(b)return this.each(function(){c.offset.setOffset(this,b)});return u.call(this)}}})(jQuery);
+;/*
+ * jQuery UI Draggable 1.8.11
+ *
+ * Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
+ * Dual licensed under the MIT or GPL Version 2 licenses.
+ * http://jquery.org/license
+ *
+ * http://docs.jquery.com/UI/Draggables
+ *
+ * Depends:
+ *	jquery.ui.core.js
+ *	jquery.ui.mouse.js
+ *	jquery.ui.widget.js
+ */
+(function(d){d.widget("ui.draggable",d.ui.mouse,{widgetEventPrefix:"drag",options:{addClasses:true,appendTo:"parent",axis:false,connectToSortable:false,containment:false,cursor:"auto",cursorAt:false,grid:false,handle:false,helper:"original",iframeFix:false,opacity:false,refreshPositions:false,revert:false,revertDuration:500,scope:"default",scroll:true,scrollSensitivity:20,scrollSpeed:20,snap:false,snapMode:"both",snapTolerance:20,stack:false,zIndex:false},_create:function(){if(this.options.helper==
+"original"&&!/^(?:r|a|f)/.test(this.element.css("position")))this.element[0].style.position="relative";this.options.addClasses&&this.element.addClass("ui-draggable");this.options.disabled&&this.element.addClass("ui-draggable-disabled");this._mouseInit()},destroy:function(){if(this.element.data("draggable")){this.element.removeData("draggable").unbind(".draggable").removeClass("ui-draggable ui-draggable-dragging ui-draggable-disabled");this._mouseDestroy();return this}},_mouseCapture:function(a){var b=
+this.options;if(this.helper||b.disabled||d(a.target).is(".ui-resizable-handle"))return false;this.handle=this._getHandle(a);if(!this.handle)return false;return true},_mouseStart:function(a){var b=this.options;this.helper=this._createHelper(a);this._cacheHelperProportions();if(d.ui.ddmanager)d.ui.ddmanager.current=this;this._cacheMargins();this.cssPosition=this.helper.css("position");this.scrollParent=this.helper.scrollParent();this.offset=this.positionAbs=this.element.offset();this.offset={top:this.offset.top-
+this.margins.top,left:this.offset.left-this.margins.left};d.extend(this.offset,{click:{left:a.pageX-this.offset.left,top:a.pageY-this.offset.top},parent:this._getParentOffset(),relative:this._getRelativeOffset()});this.originalPosition=this.position=this._generatePosition(a);this.originalPageX=a.pageX;this.originalPageY=a.pageY;b.cursorAt&&this._adjustOffsetFromHelper(b.cursorAt);b.containment&&this._setContainment();if(this._trigger("start",a)===false){this._clear();return false}this._cacheHelperProportions();
+d.ui.ddmanager&&!b.dropBehaviour&&d.ui.ddmanager.prepareOffsets(this,a);this.helper.addClass("ui-draggable-dragging");this._mouseDrag(a,true);return true},_mouseDrag:function(a,b){this.position=this._generatePosition(a);this.positionAbs=this._convertPositionTo("absolute");if(!b){b=this._uiHash();if(this._trigger("drag",a,b)===false){this._mouseUp({});return false}this.position=b.position}if(!this.options.axis||this.options.axis!="y")this.helper[0].style.left=this.position.left+"px";if(!this.options.axis||
+this.options.axis!="x")this.helper[0].style.top=this.position.top+"px";d.ui.ddmanager&&d.ui.ddmanager.drag(this,a);return false},_mouseStop:function(a){var b=false;if(d.ui.ddmanager&&!this.options.dropBehaviour)b=d.ui.ddmanager.drop(this,a);if(this.dropped){b=this.dropped;this.dropped=false}if((!this.element[0]||!this.element[0].parentNode)&&this.options.helper=="original")return false;if(this.options.revert=="invalid"&&!b||this.options.revert=="valid"&&b||this.options.revert===true||d.isFunction(this.options.revert)&&
+this.options.revert.call(this.element,b)){var c=this;d(this.helper).animate(this.originalPosition,parseInt(this.options.revertDuration,10),function(){c._trigger("stop",a)!==false&&c._clear()})}else this._trigger("stop",a)!==false&&this._clear();return false},cancel:function(){this.helper.is(".ui-draggable-dragging")?this._mouseUp({}):this._clear();return this},_getHandle:function(a){var b=!this.options.handle||!d(this.options.handle,this.element).length?true:false;d(this.options.handle,this.element).find("*").andSelf().each(function(){if(this==
+a.target)b=true});return b},_createHelper:function(a){var b=this.options;a=d.isFunction(b.helper)?d(b.helper.apply(this.element[0],[a])):b.helper=="clone"?this.element.clone():this.element;a.parents("body").length||a.appendTo(b.appendTo=="parent"?this.element[0].parentNode:b.appendTo);a[0]!=this.element[0]&&!/(fixed|absolute)/.test(a.css("position"))&&a.css("position","absolute");return a},_adjustOffsetFromHelper:function(a){if(typeof a=="string")a=a.split(" ");if(d.isArray(a))a={left:+a[0],top:+a[1]||
+0};if("left"in a)this.offset.click.left=a.left+this.margins.left;if("right"in a)this.offset.click.left=this.helperProportions.width-a.right+this.margins.left;if("top"in a)this.offset.click.top=a.top+this.margins.top;if("bottom"in a)this.offset.click.top=this.helperProportions.height-a.bottom+this.margins.top},_getParentOffset:function(){this.offsetParent=this.helper.offsetParent();var a=this.offsetParent.offset();if(this.cssPosition=="absolute"&&this.scrollParent[0]!=document&&d.ui.contains(this.scrollParent[0],
+this.offsetParent[0])){a.left+=this.scrollParent.scrollLeft();a.top+=this.scrollParent.scrollTop()}if(this.offsetParent[0]==document.body||this.offsetParent[0].tagName&&this.offsetParent[0].tagName.toLowerCase()=="html"&&d.browser.msie)a={top:0,left:0};return{top:a.top+(parseInt(this.offsetParent.css("borderTopWidth"),10)||0),left:a.left+(parseInt(this.offsetParent.css("borderLeftWidth"),10)||0)}},_getRelativeOffset:function(){if(this.cssPosition=="relative"){var a=this.element.position();return{top:a.top-
+(parseInt(this.helper.css("top"),10)||0)+this.scrollParent.scrollTop(),left:a.left-(parseInt(this.helper.css("left"),10)||0)+this.scrollParent.scrollLeft()}}else return{top:0,left:0}},_cacheMargins:function(){this.margins={left:parseInt(this.element.css("marginLeft"),10)||0,top:parseInt(this.element.css("marginTop"),10)||0,right:parseInt(this.element.css("marginRight"),10)||0,bottom:parseInt(this.element.css("marginBottom"),10)||0}},_cacheHelperProportions:function(){this.helperProportions={width:this.helper.outerWidth(),
+height:this.helper.outerHeight()}},_setContainment:function(){var a=this.options;if(a.containment=="parent")a.containment=this.helper[0].parentNode;if(a.containment=="document"||a.containment=="window")this.containment=[(a.containment=="document"?0:d(window).scrollLeft())-this.offset.relative.left-this.offset.parent.left,(a.containment=="document"?0:d(window).scrollTop())-this.offset.relative.top-this.offset.parent.top,(a.containment=="document"?0:d(window).scrollLeft())+d(a.containment=="document"?
+document:window).width()-this.helperProportions.width-this.margins.left,(a.containment=="document"?0:d(window).scrollTop())+(d(a.containment=="document"?document:window).height()||document.body.parentNode.scrollHeight)-this.helperProportions.height-this.margins.top];if(!/^(document|window|parent)$/.test(a.containment)&&a.containment.constructor!=Array){var b=d(a.containment)[0];if(b){a=d(a.containment).offset();var c=d(b).css("overflow")!="hidden";this.containment=[a.left+(parseInt(d(b).css("borderLeftWidth"),
+10)||0)+(parseInt(d(b).css("paddingLeft"),10)||0),a.top+(parseInt(d(b).css("borderTopWidth"),10)||0)+(parseInt(d(b).css("paddingTop"),10)||0),a.left+(c?Math.max(b.scrollWidth,b.offsetWidth):b.offsetWidth)-(parseInt(d(b).css("borderLeftWidth"),10)||0)-(parseInt(d(b).css("paddingRight"),10)||0)-this.helperProportions.width-this.margins.left-this.margins.right,a.top+(c?Math.max(b.scrollHeight,b.offsetHeight):b.offsetHeight)-(parseInt(d(b).css("borderTopWidth"),10)||0)-(parseInt(d(b).css("paddingBottom"),
+10)||0)-this.helperProportions.height-this.margins.top-this.margins.bottom]}}else if(a.containment.constructor==Array)this.containment=a.containment},_convertPositionTo:function(a,b){if(!b)b=this.position;a=a=="absolute"?1:-1;var c=this.cssPosition=="absolute"&&!(this.scrollParent[0]!=document&&d.ui.contains(this.scrollParent[0],this.offsetParent[0]))?this.offsetParent:this.scrollParent,f=/(html|body)/i.test(c[0].tagName);return{top:b.top+this.offset.relative.top*a+this.offset.parent.top*a-(d.browser.safari&&
+d.browser.version<526&&this.cssPosition=="fixed"?0:(this.cssPosition=="fixed"?-this.scrollParent.scrollTop():f?0:c.scrollTop())*a),left:b.left+this.offset.relative.left*a+this.offset.parent.left*a-(d.browser.safari&&d.browser.version<526&&this.cssPosition=="fixed"?0:(this.cssPosition=="fixed"?-this.scrollParent.scrollLeft():f?0:c.scrollLeft())*a)}},_generatePosition:function(a){var b=this.options,c=this.cssPosition=="absolute"&&!(this.scrollParent[0]!=document&&d.ui.contains(this.scrollParent[0],
+this.offsetParent[0]))?this.offsetParent:this.scrollParent,f=/(html|body)/i.test(c[0].tagName),e=a.pageX,g=a.pageY;if(this.originalPosition){if(this.containment){if(a.pageX-this.offset.click.left<this.containment[0])e=this.containment[0]+this.offset.click.left;if(a.pageY-this.offset.click.top<this.containment[1])g=this.containment[1]+this.offset.click.top;if(a.pageX-this.offset.click.left>this.containment[2])e=this.containment[2]+this.offset.click.left;if(a.pageY-this.offset.click.top>this.containment[3])g=
+this.containment[3]+this.offset.click.top}if(b.grid){g=this.originalPageY+Math.round((g-this.originalPageY)/b.grid[1])*b.grid[1];g=this.containment?!(g-this.offset.click.top<this.containment[1]||g-this.offset.click.top>this.containment[3])?g:!(g-this.offset.click.top<this.containment[1])?g-b.grid[1]:g+b.grid[1]:g;e=this.originalPageX+Math.round((e-this.originalPageX)/b.grid[0])*b.grid[0];e=this.containment?!(e-this.offset.click.left<this.containment[0]||e-this.offset.click.left>this.containment[2])?
+e:!(e-this.offset.click.left<this.containment[0])?e-b.grid[0]:e+b.grid[0]:e}}return{top:g-this.offset.click.top-this.offset.relative.top-this.offset.parent.top+(d.browser.safari&&d.browser.version<526&&this.cssPosition=="fixed"?0:this.cssPosition=="fixed"?-this.scrollParent.scrollTop():f?0:c.scrollTop()),left:e-this.offset.click.left-this.offset.relative.left-this.offset.parent.left+(d.browser.safari&&d.browser.version<526&&this.cssPosition=="fixed"?0:this.cssPosition=="fixed"?-this.scrollParent.scrollLeft():
+f?0:c.scrollLeft())}},_clear:function(){this.helper.removeClass("ui-draggable-dragging");this.helper[0]!=this.element[0]&&!this.cancelHelperRemoval&&this.helper.remove();this.helper=null;this.cancelHelperRemoval=false},_trigger:function(a,b,c){c=c||this._uiHash();d.ui.plugin.call(this,a,[b,c]);if(a=="drag")this.positionAbs=this._convertPositionTo("absolute");return d.Widget.prototype._trigger.call(this,a,b,c)},plugins:{},_uiHash:function(){return{helper:this.helper,position:this.position,originalPosition:this.originalPosition,
+offset:this.positionAbs}}});d.extend(d.ui.draggable,{version:"1.8.11"});d.ui.plugin.add("draggable","connectToSortable",{start:function(a,b){var c=d(this).data("draggable"),f=c.options,e=d.extend({},b,{item:c.element});c.sortables=[];d(f.connectToSortable).each(function(){var g=d.data(this,"sortable");if(g&&!g.options.disabled){c.sortables.push({instance:g,shouldRevert:g.options.revert});g.refreshPositions();g._trigger("activate",a,e)}})},stop:function(a,b){var c=d(this).data("draggable"),f=d.extend({},
+b,{item:c.element});d.each(c.sortables,function(){if(this.instance.isOver){this.instance.isOver=0;c.cancelHelperRemoval=true;this.instance.cancelHelperRemoval=false;if(this.shouldRevert)this.instance.options.revert=true;this.instance._mouseStop(a);this.instance.options.helper=this.instance.options._helper;c.options.helper=="original"&&this.instance.currentItem.css({top:"auto",left:"auto"})}else{this.instance.cancelHelperRemoval=false;this.instance._trigger("deactivate",a,f)}})},drag:function(a,b){var c=
+d(this).data("draggable"),f=this;d.each(c.sortables,function(){this.instance.positionAbs=c.positionAbs;this.instance.helperProportions=c.helperProportions;this.instance.offset.click=c.offset.click;if(this.instance._intersectsWith(this.instance.containerCache)){if(!this.instance.isOver){this.instance.isOver=1;this.instance.currentItem=d(f).clone().appendTo(this.instance.element).data("sortable-item",true);this.instance.options._helper=this.instance.options.helper;this.instance.options.helper=function(){return b.helper[0]};
+a.target=this.instance.currentItem[0];this.instance._mouseCapture(a,true);this.instance._mouseStart(a,true,true);this.instance.offset.click.top=c.offset.click.top;this.instance.offset.click.left=c.offset.click.left;this.instance.offset.parent.left-=c.offset.parent.left-this.instance.offset.parent.left;this.instance.offset.parent.top-=c.offset.parent.top-this.instance.offset.parent.top;c._trigger("toSortable",a);c.dropped=this.instance.element;c.currentItem=c.element;this.instance.fromOutside=c}this.instance.currentItem&&
+this.instance._mouseDrag(a)}else if(this.instance.isOver){this.instance.isOver=0;this.instance.cancelHelperRemoval=true;this.instance.options.revert=false;this.instance._trigger("out",a,this.instance._uiHash(this.instance));this.instance._mouseStop(a,true);this.instance.options.helper=this.instance.options._helper;this.instance.currentItem.remove();this.instance.placeholder&&this.instance.placeholder.remove();c._trigger("fromSortable",a);c.dropped=false}})}});d.ui.plugin.add("draggable","cursor",
+{start:function(){var a=d("body"),b=d(this).data("draggable").options;if(a.css("cursor"))b._cursor=a.css("cursor");a.css("cursor",b.cursor)},stop:function(){var a=d(this).data("draggable").options;a._cursor&&d("body").css("cursor",a._cursor)}});d.ui.plugin.add("draggable","iframeFix",{start:function(){var a=d(this).data("draggable").options;d(a.iframeFix===true?"iframe":a.iframeFix).each(function(){d('<div class="ui-draggable-iframeFix" style="background: #fff;"></div>').css({width:this.offsetWidth+
+"px",height:this.offsetHeight+"px",position:"absolute",opacity:"0.001",zIndex:1E3}).css(d(this).offset()).appendTo("body")})},stop:function(){d("div.ui-draggable-iframeFix").each(function(){this.parentNode.removeChild(this)})}});d.ui.plugin.add("draggable","opacity",{start:function(a,b){a=d(b.helper);b=d(this).data("draggable").options;if(a.css("opacity"))b._opacity=a.css("opacity");a.css("opacity",b.opacity)},stop:function(a,b){a=d(this).data("draggable").options;a._opacity&&d(b.helper).css("opacity",
+a._opacity)}});d.ui.plugin.add("draggable","scroll",{start:function(){var a=d(this).data("draggable");if(a.scrollParent[0]!=document&&a.scrollParent[0].tagName!="HTML")a.overflowOffset=a.scrollParent.offset()},drag:function(a){var b=d(this).data("draggable"),c=b.options,f=false;if(b.scrollParent[0]!=document&&b.scrollParent[0].tagName!="HTML"){if(!c.axis||c.axis!="x")if(b.overflowOffset.top+b.scrollParent[0].offsetHeight-a.pageY<c.scrollSensitivity)b.scrollParent[0].scrollTop=f=b.scrollParent[0].scrollTop+
+c.scrollSpeed;else if(a.pageY-b.overflowOffset.top<c.scrollSensitivity)b.scrollParent[0].scrollTop=f=b.scrollParent[0].scrollTop-c.scrollSpeed;if(!c.axis||c.axis!="y")if(b.overflowOffset.left+b.scrollParent[0].offsetWidth-a.pageX<c.scrollSensitivity)b.scrollParent[0].scrollLeft=f=b.scrollParent[0].scrollLeft+c.scrollSpeed;else if(a.pageX-b.overflowOffset.left<c.scrollSensitivity)b.scrollParent[0].scrollLeft=f=b.scrollParent[0].scrollLeft-c.scrollSpeed}else{if(!c.axis||c.axis!="x")if(a.pageY-d(document).scrollTop()<
+c.scrollSensitivity)f=d(document).scrollTop(d(document).scrollTop()-c.scrollSpeed);else if(d(window).height()-(a.pageY-d(document).scrollTop())<c.scrollSensitivity)f=d(document).scrollTop(d(document).scrollTop()+c.scrollSpeed);if(!c.axis||c.axis!="y")if(a.pageX-d(document).scrollLeft()<c.scrollSensitivity)f=d(document).scrollLeft(d(document).scrollLeft()-c.scrollSpeed);else if(d(window).width()-(a.pageX-d(document).scrollLeft())<c.scrollSensitivity)f=d(document).scrollLeft(d(document).scrollLeft()+
+c.scrollSpeed)}f!==false&&d.ui.ddmanager&&!c.dropBehaviour&&d.ui.ddmanager.prepareOffsets(b,a)}});d.ui.plugin.add("draggable","snap",{start:function(){var a=d(this).data("draggable"),b=a.options;a.snapElements=[];d(b.snap.constructor!=String?b.snap.items||":data(draggable)":b.snap).each(function(){var c=d(this),f=c.offset();this!=a.element[0]&&a.snapElements.push({item:this,width:c.outerWidth(),height:c.outerHeight(),top:f.top,left:f.left})})},drag:function(a,b){for(var c=d(this).data("draggable"),
+f=c.options,e=f.snapTolerance,g=b.offset.left,n=g+c.helperProportions.width,m=b.offset.top,o=m+c.helperProportions.height,h=c.snapElements.length-1;h>=0;h--){var i=c.snapElements[h].left,k=i+c.snapElements[h].width,j=c.snapElements[h].top,l=j+c.snapElements[h].height;if(i-e<g&&g<k+e&&j-e<m&&m<l+e||i-e<g&&g<k+e&&j-e<o&&o<l+e||i-e<n&&n<k+e&&j-e<m&&m<l+e||i-e<n&&n<k+e&&j-e<o&&o<l+e){if(f.snapMode!="inner"){var p=Math.abs(j-o)<=e,q=Math.abs(l-m)<=e,r=Math.abs(i-n)<=e,s=Math.abs(k-g)<=e;if(p)b.position.top=
+c._convertPositionTo("relative",{top:j-c.helperProportions.height,left:0}).top-c.margins.top;if(q)b.position.top=c._convertPositionTo("relative",{top:l,left:0}).top-c.margins.top;if(r)b.position.left=c._convertPositionTo("relative",{top:0,left:i-c.helperProportions.width}).left-c.margins.left;if(s)b.position.left=c._convertPositionTo("relative",{top:0,left:k}).left-c.margins.left}var t=p||q||r||s;if(f.snapMode!="outer"){p=Math.abs(j-m)<=e;q=Math.abs(l-o)<=e;r=Math.abs(i-g)<=e;s=Math.abs(k-n)<=e;if(p)b.position.top=
+c._convertPositionTo("relative",{top:j,left:0}).top-c.margins.top;if(q)b.position.top=c._convertPositionTo("relative",{top:l-c.helperProportions.height,left:0}).top-c.margins.top;if(r)b.position.left=c._convertPositionTo("relative",{top:0,left:i}).left-c.margins.left;if(s)b.position.left=c._convertPositionTo("relative",{top:0,left:k-c.helperProportions.width}).left-c.margins.left}if(!c.snapElements[h].snapping&&(p||q||r||s||t))c.options.snap.snap&&c.options.snap.snap.call(c.element,a,d.extend(c._uiHash(),
+{snapItem:c.snapElements[h].item}));c.snapElements[h].snapping=p||q||r||s||t}else{c.snapElements[h].snapping&&c.options.snap.release&&c.options.snap.release.call(c.element,a,d.extend(c._uiHash(),{snapItem:c.snapElements[h].item}));c.snapElements[h].snapping=false}}}});d.ui.plugin.add("draggable","stack",{start:function(){var a=d(this).data("draggable").options;a=d.makeArray(d(a.stack)).sort(function(c,f){return(parseInt(d(c).css("zIndex"),10)||0)-(parseInt(d(f).css("zIndex"),10)||0)});if(a.length){var b=
+parseInt(a[0].style.zIndex)||0;d(a).each(function(c){this.style.zIndex=b+c});this[0].style.zIndex=b+a.length}}});d.ui.plugin.add("draggable","zIndex",{start:function(a,b){a=d(b.helper);b=d(this).data("draggable").options;if(a.css("zIndex"))b._zIndex=a.css("zIndex");a.css("zIndex",b.zIndex)},stop:function(a,b){a=d(this).data("draggable").options;a._zIndex&&d(b.helper).css("zIndex",a._zIndex)}})})(jQuery);
+;/*
+ * jQuery UI Droppable 1.8.11
+ *
+ * Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
+ * Dual licensed under the MIT or GPL Version 2 licenses.
+ * http://jquery.org/license
+ *
+ * http://docs.jquery.com/UI/Droppables
+ *
+ * Depends:
+ *	jquery.ui.core.js
+ *	jquery.ui.widget.js
+ *	jquery.ui.mouse.js
+ *	jquery.ui.draggable.js
+ */
+(function(d){d.widget("ui.droppable",{widgetEventPrefix:"drop",options:{accept:"*",activeClass:false,addClasses:true,greedy:false,hoverClass:false,scope:"default",tolerance:"intersect"},_create:function(){var a=this.options,b=a.accept;this.isover=0;this.isout=1;this.accept=d.isFunction(b)?b:function(c){return c.is(b)};this.proportions={width:this.element[0].offsetWidth,height:this.element[0].offsetHeight};d.ui.ddmanager.droppables[a.scope]=d.ui.ddmanager.droppables[a.scope]||[];d.ui.ddmanager.droppables[a.scope].push(this);
+a.addClasses&&this.element.addClass("ui-droppable")},destroy:function(){for(var a=d.ui.ddmanager.droppables[this.options.scope],b=0;b<a.length;b++)a[b]==this&&a.splice(b,1);this.element.removeClass("ui-droppable ui-droppable-disabled").removeData("droppable").unbind(".droppable");return this},_setOption:function(a,b){if(a=="accept")this.accept=d.isFunction(b)?b:function(c){return c.is(b)};d.Widget.prototype._setOption.apply(this,arguments)},_activate:function(a){var b=d.ui.ddmanager.current;this.options.activeClass&&
+this.element.addClass(this.options.activeClass);b&&this._trigger("activate",a,this.ui(b))},_deactivate:function(a){var b=d.ui.ddmanager.current;this.options.activeClass&&this.element.removeClass(this.options.activeClass);b&&this._trigger("deactivate",a,this.ui(b))},_over:function(a){var b=d.ui.ddmanager.current;if(!(!b||(b.currentItem||b.element)[0]==this.element[0]))if(this.accept.call(this.element[0],b.currentItem||b.element)){this.options.hoverClass&&this.element.addClass(this.options.hoverClass);
+this._trigger("over",a,this.ui(b))}},_out:function(a){var b=d.ui.ddmanager.current;if(!(!b||(b.currentItem||b.element)[0]==this.element[0]))if(this.accept.call(this.element[0],b.currentItem||b.element)){this.options.hoverClass&&this.element.removeClass(this.options.hoverClass);this._trigger("out",a,this.ui(b))}},_drop:function(a,b){var c=b||d.ui.ddmanager.current;if(!c||(c.currentItem||c.element)[0]==this.element[0])return false;var e=false;this.element.find(":data(droppable)").not(".ui-draggable-dragging").each(function(){var g=
+d.data(this,"droppable");if(g.options.greedy&&!g.options.disabled&&g.options.scope==c.options.scope&&g.accept.call(g.element[0],c.currentItem||c.element)&&d.ui.intersect(c,d.extend(g,{offset:g.element.offset()}),g.options.tolerance)){e=true;return false}});if(e)return false;if(this.accept.call(this.element[0],c.currentItem||c.element)){this.options.activeClass&&this.element.removeClass(this.options.activeClass);this.options.hoverClass&&this.element.removeClass(this.options.hoverClass);this._trigger("drop",
+a,this.ui(c));return this.element}return false},ui:function(a){return{draggable:a.currentItem||a.element,helper:a.helper,position:a.position,offset:a.positionAbs}}});d.extend(d.ui.droppable,{version:"1.8.11"});d.ui.intersect=function(a,b,c){if(!b.offset)return false;var e=(a.positionAbs||a.position.absolute).left,g=e+a.helperProportions.width,f=(a.positionAbs||a.position.absolute).top,h=f+a.helperProportions.height,i=b.offset.left,k=i+b.proportions.width,j=b.offset.top,l=j+b.proportions.height;
+switch(c){case "fit":return i<=e&&g<=k&&j<=f&&h<=l;case "intersect":return i<e+a.helperProportions.width/2&&g-a.helperProportions.width/2<k&&j<f+a.helperProportions.height/2&&h-a.helperProportions.height/2<l;case "pointer":return d.ui.isOver((a.positionAbs||a.position.absolute).top+(a.clickOffset||a.offset.click).top,(a.positionAbs||a.position.absolute).left+(a.clickOffset||a.offset.click).left,j,i,b.proportions.height,b.proportions.width);case "touch":return(f>=j&&f<=l||h>=j&&h<=l||f<j&&h>l)&&(e>=
+i&&e<=k||g>=i&&g<=k||e<i&&g>k);default:return false}};d.ui.ddmanager={current:null,droppables:{"default":[]},prepareOffsets:function(a,b){var c=d.ui.ddmanager.droppables[a.options.scope]||[],e=b?b.type:null,g=(a.currentItem||a.element).find(":data(droppable)").andSelf(),f=0;a:for(;f<c.length;f++)if(!(c[f].options.disabled||a&&!c[f].accept.call(c[f].element[0],a.currentItem||a.element))){for(var h=0;h<g.length;h++)if(g[h]==c[f].element[0]){c[f].proportions.height=0;continue a}c[f].visible=c[f].element.css("display")!=
+"none";if(c[f].visible){e=="mousedown"&&c[f]._activate.call(c[f],b);c[f].offset=c[f].element.offset();c[f].proportions={width:c[f].element[0].offsetWidth,height:c[f].element[0].offsetHeight}}}},drop:function(a,b){var c=false;d.each(d.ui.ddmanager.droppables[a.options.scope]||[],function(){if(this.options){if(!this.options.disabled&&this.visible&&d.ui.intersect(a,this,this.options.tolerance))c=c||this._drop.call(this,b);if(!this.options.disabled&&this.visible&&this.accept.call(this.element[0],a.currentItem||
+a.element)){this.isout=1;this.isover=0;this._deactivate.call(this,b)}}});return c},drag:function(a,b){a.options.refreshPositions&&d.ui.ddmanager.prepareOffsets(a,b);d.each(d.ui.ddmanager.droppables[a.options.scope]||[],function(){if(!(this.options.disabled||this.greedyChild||!this.visible)){var c=d.ui.intersect(a,this,this.options.tolerance);if(c=!c&&this.isover==1?"isout":c&&this.isover==0?"isover":null){var e;if(this.options.greedy){var g=this.element.parents(":data(droppable):eq(0)");if(g.length){e=
+d.data(g[0],"droppable");e.greedyChild=c=="isover"?1:0}}if(e&&c=="isover"){e.isover=0;e.isout=1;e._out.call(e,b)}this[c]=1;this[c=="isout"?"isover":"isout"]=0;this[c=="isover"?"_over":"_out"].call(this,b);if(e&&c=="isout"){e.isout=0;e.isover=1;e._over.call(e,b)}}}})}}})(jQuery);
+;
--- a/phpgwapi/js/egw_action/test/test_action.html
+++ b/phpgwapi/js/egw_action/test/test_action.html
@ -9,6 +9,7 @@
 		<!-- JQuery is just used in this example. The egw_action scripts do not
 		     need JQuery! -->
 		<script src="js/jquery.js"></script>
+		<script src="js/jquery-ui.js"></script>

 		<!-- Popup stuff -->
 		<link rel="stylesheet" type="text/css" href="skins/dhtmlxmenu_egw.css">
@ -16,6 +17,7 @@
 		<script src="js/dhtmlxmenu.js"></script>
 		<script src="js/dhtmlxmenu_ext.js"></script>
 		<script src="../egw_action_popup.js"></script>
+		<script src="../egw_action_dragdrop.js"></script>
 		<script src="../egw_menu.js"></script>
 		<script src="../egw_menu_dhtmlx.js"></script>

@ -56,6 +58,21 @@
 				border: 1px dotted black;
 				padding: 1px;
 			}
+
+			.listbox tr.draggedOver {
+				color: red !important;
+			}
+
+			.egw_action_ddHelper {
+				padding: 5px 5px 5px 26px;
+				background-image: url(imgs/page.png);
+				background-position: 5px 5px;
+				background-repeat: no-repeat;
+				-webkit-border-radius: 5px;
+				-moz-border-radius: 5px;
+				border-radius: 5px;
+				text-shadow: white 0px 0px 5px;
+			}
 		</style>
 	</head>
 	<body>
@ -120,6 +137,17 @@
 					aoi.updateState(EGW_AO_STATE_SELECTED, this.checked, EGW_AO_SHIFT_STATE_MULTI);
 				});

+				aoi.doTriggerEvent = function(_event) {
+					if (_event == EGW_AI_DRAG_OVER)
+					{
+						$(this.node).addClass("draggedOver");
+					}
+					if (_event == EGW_AI_DRAG_OUT)
+					{
+						$(this.node).removeClass("draggedOver");
+					}
+				}
+
 				aoi.doSetState = function(_state) {
 					var selected = egwBitIsSet(_state, EGW_AO_STATE_SELECTED);
 					this.checkBox.checked = selected;
@ -132,14 +160,25 @@
 				return aoi;
 			}

-			function alertClicked(_action, _senders)
+			function alertClicked(_action, _senders, _target)
 			{
 				var ids = "";
 				for (var i = 0; i < _senders.length; i++)
 					ids += _senders[i].id + ((i < _senders.length - 1) ? ", " : "");

 				alert("Action '" + _action.caption + "' executed on elements '"
-					+ ids + "'");
+					+ ids + "', target '" + (_target ? _target.id : "null") + "'");
+			}
+
+			function returnDDHelper(_action, _senders)
+			{
+				var text = [];
+				for (var i = 0; i < _senders.length; i++)
+				{
+					text.push(_senders[i].id);
+				}
+
+				return $("<div class=\"ddhelper\">" + _senders.length + " (" + text.join(", ") + ") Elements selected </div>")
 			}

 			function init()
@ -174,7 +213,7 @@
 							"caption": "Preview",
 							"onExecute": alertClicked,
 							"allowOnMultiple": false,
-							"type": "popup",
+							"type": "popup"
 						},
 						{
 							"id": "file_delete",
@ -252,6 +291,48 @@
 									"group": -1
 								}
 							]
+						},
+
+						{
+							"id": "file_drag",
+							"type": "drag",
+							"dragType": "file"
+						},
+						{
+							"id": "folder_drop",
+							"type": "drop",
+							"caption": "Move files here",
+							"iconUrl": "imgs/move.png",
+							"acceptedTypes": "file",
+							"onExecute": alertClicked,
+							"children":
+							[
+								{
+									"id": "sub1",
+									"type": "popup",
+									"caption": "Use insecure but super fast move algorithm"
+								},
+								{
+									"id": "sub2",
+									"type": "popup",
+									"caption": "Use standard move algorithm",
+									"default": true
+								},
+								{
+									"id": "sub3",
+									"type": "popup",
+									"caption": "Only simulate moving"
+								}
+							],
+							"default": true
+						},
+						{
+							"id": "folder_drop2",
+							"type": "drop",
+							"caption": "Copy files here",
+							"iconUrl": "imgs/copy.png",
+							"onExecute": alertClicked,
+							"acceptedTypes": "file"
 						}
 					]
 				);
@ -265,7 +346,8 @@
 					{"actionId": "file_compress_email", "enabled": true},
 					{"actionId": "file_compress", "enabled": true},
 					{"actionId": "file_delete", "enabled": true},
-					{"actionId": "send_to", "enabled": true}
+					{"actionId": "send_to", "enabled": true},
+					"file_drag"
 				];

 				var listboxFolderLinks = [
@ -273,7 +355,8 @@
 					{"actionId": "file_compress_email", "enabled": true},
 					{"actionId": "file_compress", "enabled": true},
 					{"actionId": "file_delete", "enabled": true},
-					"send_to"
+					"send_to",
+					"folder_drop", "folder_drop2"
 				];

 				$('#lb1 tr:odd').addClass('odd');