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define("dojo/dnd/Manager",["../_base/array","../_base/declare","../_base/lang","../_base/window","../dom-class","../Evented","../has","../keys","../on","../topic","../touch","./common","./autoscroll","./Avatar"],function(_1,_2,_3,_4,_5,_6,_7,_8,on,_9,_a,_b,_c,_d){var _e=_2("dojo.dnd.Manager",[_6],{constructor:function(){this.avatar=null;this.source=null;this.nodes=[];this.copy=true;this.target=null;this.canDropFlag=false;this.events=[];},OFFSET_X:_7("touch")?4:16,OFFSET_Y:_7("touch")?4:16,overSource:function(_f){if(this.avatar){this.target=(_f&&_f.targetState!="Disabled")?_f:null;this.canDropFlag=Boolean(this.target);this.avatar.update();}_9.publish("/dnd/source/over",_f);},outSource:function(_10){if(this.avatar){if(this.target==_10){this.target=null;this.canDropFlag=false;this.avatar.update();_9.publish("/dnd/source/over",null);}}else{_9.publish("/dnd/source/over",null);}},startDrag:function(_11,_12,_13){_c.autoScrollStart(_4.doc);this.source=_11;this.nodes=_12;this.copy=Boolean(_13);this.avatar=this.makeAvatar();_4.body().appendChild(this.avatar.node);_9.publish("/dnd/start",_11,_12,this.copy);function _14(e){e.preventDefault();e.stopPropagation();};this.events=[on(_4.doc,_a.move,_3.hitch(this,"onMouseMove")),on(_4.doc,_a.release,_3.hitch(this,"onMouseUp")),on(_4.doc,"keydown",_3.hitch(this,"onKeyDown")),on(_4.doc,"keyup",_3.hitch(this,"onKeyUp")),on(_4.doc,"dragstart",_14),on(_4.body(),"selectstart",_14)];var c="dojoDnd"+(_13?"Copy":"Move");_5.add(_4.body(),c);},canDrop:function(_15){var _16=Boolean(this.target&&_15);if(this.canDropFlag!=_16){this.canDropFlag=_16;this.avatar.update();}},stopDrag:function(){_5.remove(_4.body(),["dojoDndCopy","dojoDndMove"]);_1.forEach(this.events,function(_17){_17.remove();});this.events=[];this.avatar.destroy();this.avatar=null;this.source=this.target=null;this.nodes=[];},makeAvatar:function(){return new _d(this);},updateAvatar:function(){this.avatar.update();},onMouseMove:function(e){var a=this.avatar;if(a){_c.autoScrollNodes(e);var s=a.node.style;s.left=(e.pageX+this.OFFSET_X)+"px";s.top=(e.pageY+this.OFFSET_Y)+"px";var _18=Boolean(this.source.copyState(_b.getCopyKeyState(e)));if(this.copy!=_18){this._setCopyStatus(_18);}}if(_7("touch")){e.preventDefault();}},onMouseUp:function(e){if(this.avatar){if(this.target&&this.canDropFlag){var _19=Boolean(this.source.copyState(_b.getCopyKeyState(e)));_9.publish("/dnd/drop/before",this.source,this.nodes,_19,this.target,e);_9.publish("/dnd/drop",this.source,this.nodes,_19,this.target,e);}else{_9.publish("/dnd/cancel");}this.stopDrag();}},onKeyDown:function(e){if(this.avatar){switch(e.keyCode){case _8.CTRL:var _1a=Boolean(this.source.copyState(true));if(this.copy!=_1a){this._setCopyStatus(_1a);}break;case _8.ESCAPE:_9.publish("/dnd/cancel");this.stopDrag();break;}}},onKeyUp:function(e){if(this.avatar&&e.keyCode==_8.CTRL){var _1b=Boolean(this.source.copyState(false));if(this.copy!=_1b){this._setCopyStatus(_1b);}}},_setCopyStatus:function(_1c){this.copy=_1c;this.source._markDndStatus(this.copy);this.updateAvatar();_5.replace(_4.body(),"dojoDnd"+(this.copy?"Copy":"Move"),"dojoDnd"+(this.copy?"Move":"Copy"));}});_b._manager=null;_e.manager=_b.manager=function(){if(!_b._manager){_b._manager=new _e();}return _b._manager;};return _e;});
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