8 lines
6.8 KiB
JavaScript
8 lines
6.8 KiB
JavaScript
/*
|
|
Copyright (c) 2004-2016, The JS Foundation All Rights Reserved.
|
|
Available via Academic Free License >= 2.1 OR the modified BSD license.
|
|
see: http://dojotoolkit.org/license for details
|
|
*/
|
|
|
|
//>>built
|
|
define("dojo/dnd/Source",["../_base/array","../_base/declare","../_base/kernel","../_base/lang","../dom-class","../dom-geometry","../mouse","../ready","../topic","./common","./Selector","./Manager"],function(_1,_2,_3,_4,_5,_6,_7,_8,_9,_a,_b,_c){if(!_3.isAsync){_8(0,function(){var _d=["dojo/dnd/AutoSource","dojo/dnd/Target"];require(_d);});}var _e=_2("dojo.dnd.Source",_b,{isSource:true,horizontal:false,copyOnly:false,selfCopy:false,selfAccept:true,skipForm:false,withHandles:false,autoSync:false,delay:0,accept:["text"],generateText:true,constructor:function(_f,_10){_4.mixin(this,_4.mixin({},_10));var _11=this.accept;if(_11.length){this.accept={};for(var i=0;i<_11.length;++i){this.accept[_11[i]]=1;}}this.isDragging=false;this.mouseDown=false;this.targetAnchor=null;this.targetBox=null;this.before=true;this._lastX=0;this._lastY=0;this.sourceState="";if(this.isSource){_5.add(this.node,"dojoDndSource");}this.targetState="";if(this.accept){_5.add(this.node,"dojoDndTarget");}if(this.horizontal){_5.add(this.node,"dojoDndHorizontal");}this.topics=[_9.subscribe("/dnd/source/over",_4.hitch(this,"onDndSourceOver")),_9.subscribe("/dnd/start",_4.hitch(this,"onDndStart")),_9.subscribe("/dnd/drop",_4.hitch(this,"onDndDrop")),_9.subscribe("/dnd/cancel",_4.hitch(this,"onDndCancel"))];},checkAcceptance:function(_12,_13){if(this==_12){return !this.copyOnly||this.selfAccept;}for(var i=0;i<_13.length;++i){var _14=_12.getItem(_13[i].id).type;var _15=false;for(var j=0;j<_14.length;++j){if(_14[j] in this.accept){_15=true;break;}}if(!_15){return false;}}return true;},copyState:function(_16,_17){if(_16){return true;}if(arguments.length<2){_17=this==_c.manager().target;}if(_17){if(this.copyOnly){return this.selfCopy;}}else{return this.copyOnly;}return false;},destroy:function(){_e.superclass.destroy.call(this);_1.forEach(this.topics,function(t){t.remove();});this.targetAnchor=null;},onMouseMove:function(e){if(this.isDragging&&this.targetState=="Disabled"){return;}_e.superclass.onMouseMove.call(this,e);var m=_c.manager();if(!this.isDragging){if(this.mouseDown&&this.isSource&&(Math.abs(e.pageX-this._lastX)>this.delay||Math.abs(e.pageY-this._lastY)>this.delay)){var _18=this.getSelectedNodes();if(_18.length){m.startDrag(this,_18,this.copyState(_a.getCopyKeyState(e),true));}}}if(this.isDragging){var _19=false;if(this.current){if(!this.targetBox||this.targetAnchor!=this.current){this.targetBox=_6.position(this.current,true);}if(this.horizontal){_19=(e.pageX-this.targetBox.x<this.targetBox.w/2)==_6.isBodyLtr(this.current.ownerDocument);}else{_19=(e.pageY-this.targetBox.y)<(this.targetBox.h/2);}}if(this.current!=this.targetAnchor||_19!=this.before){this._markTargetAnchor(_19);m.canDrop(!this.current||m.source!=this||!(this.current.id in this.selection));}}},onMouseDown:function(e){if(!this.mouseDown&&this._legalMouseDown(e)&&(!this.skipForm||!_a.isFormElement(e))){this.mouseDown=true;this._lastX=e.pageX;this._lastY=e.pageY;_e.superclass.onMouseDown.call(this,e);}},onMouseUp:function(e){if(this.mouseDown){this.mouseDown=false;_e.superclass.onMouseUp.call(this,e);}},onDndSourceOver:function(_1a){if(this!==_1a){this.mouseDown=false;if(this.targetAnchor){this._unmarkTargetAnchor();}}else{if(this.isDragging){var m=_c.manager();m.canDrop(this.targetState!="Disabled"&&(!this.current||m.source!=this||!(this.current.id in this.selection)));}}},onDndStart:function(_1b,_1c,_1d){if(this.autoSync){this.sync();}if(this.isSource){this._changeState("Source",this==_1b?(_1d?"Copied":"Moved"):"");}var _1e=this.accept&&this.checkAcceptance(_1b,_1c);this._changeState("Target",_1e?"":"Disabled");if(this==_1b){_c.manager().overSource(this);}this.isDragging=true;},onDndDrop:function(_1f,_20,_21,_22){if(this==_22){this.onDrop(_1f,_20,_21);}this.onDndCancel();},onDndCancel:function(){if(this.targetAnchor){this._unmarkTargetAnchor();this.targetAnchor=null;}this.before=true;this.isDragging=false;this.mouseDown=false;this._changeState("Source","");this._changeState("Target","");},onDrop:function(_23,_24,_25){if(this!=_23){this.onDropExternal(_23,_24,_25);}else{this.onDropInternal(_24,_25);}},onDropExternal:function(_26,_27,_28){var _29=this._normalizedCreator;if(this.creator){this._normalizedCreator=function(_2a,_2b){return _29.call(this,_26.getItem(_2a.id).data,_2b);};}else{if(_28){this._normalizedCreator=function(_2c){var t=_26.getItem(_2c.id);var n=_2c.cloneNode(true);n.id=_a.getUniqueId();return {node:n,data:t.data,type:t.type};};}else{this._normalizedCreator=function(_2d){var t=_26.getItem(_2d.id);_26.delItem(_2d.id);return {node:_2d,data:t.data,type:t.type};};}}this.selectNone();if(!_28&&!this.creator){_26.selectNone();}this.insertNodes(true,_27,this.before,this.current);if(!_28&&this.creator){_26.deleteSelectedNodes();}this._normalizedCreator=_29;},onDropInternal:function(_2e,_2f){var _30=this._normalizedCreator;if(this.current&&this.current.id in this.selection){return;}if(_2f){if(this.creator){this._normalizedCreator=function(_31,_32){return _30.call(this,this.getItem(_31.id).data,_32);};}else{this._normalizedCreator=function(_33){var t=this.getItem(_33.id);var n=_33.cloneNode(true);n.id=_a.getUniqueId();return {node:n,data:t.data,type:t.type};};}}else{if(!this.current){return;}this._normalizedCreator=function(_34){var t=this.getItem(_34.id);return {node:_34,data:t.data,type:t.type};};}this._removeSelection();this.insertNodes(true,_2e,this.before,this.current);this._normalizedCreator=_30;},onDraggingOver:function(){},onDraggingOut:function(){},onOverEvent:function(){_e.superclass.onOverEvent.call(this);_c.manager().overSource(this);if(this.isDragging&&this.targetState!="Disabled"){this.onDraggingOver();}},onOutEvent:function(){_e.superclass.onOutEvent.call(this);_c.manager().outSource(this);if(this.isDragging&&this.targetState!="Disabled"){this.onDraggingOut();}},_markTargetAnchor:function(_35){if(this.current==this.targetAnchor&&this.before==_35){return;}if(this.targetAnchor){this._removeItemClass(this.targetAnchor,this.before?"Before":"After");}this.targetAnchor=this.current;this.targetBox=null;this.before=_35;if(this.targetAnchor){this._addItemClass(this.targetAnchor,this.before?"Before":"After");}},_unmarkTargetAnchor:function(){if(!this.targetAnchor){return;}this._removeItemClass(this.targetAnchor,this.before?"Before":"After");this.targetAnchor=null;this.targetBox=null;this.before=true;},_markDndStatus:function(_36){this._changeState("Source",_36?"Copied":"Moved");},_legalMouseDown:function(e){if(e.type!="touchstart"&&!_7.isLeft(e)){return false;}if(!this.withHandles){return true;}for(var _37=e.target;_37&&_37!==this.node;_37=_37.parentNode){if(_5.contains(_37,"dojoDndHandle")){return true;}if(_5.contains(_37,"dojoDndItem")||_5.contains(_37,"dojoDndIgnore")){break;}}return false;}});return _e;}); |