Source.js
5.84 KB
//>>built
define("../_base/array ../_base/declare ../_base/kernel ../_base/lang ../dom-class ../dom-geometry ../mouse ../ready ../topic ./common ./Selector ./Manager".split(" "),function(q,r,t,f,g,n,u,v,k,l,w,h){t.isAsync||v(0,function(){require(["dojo/dnd/AutoSource","dojo/dnd/Target"])});var e=r("dojo.dnd.Source",w,{isSource:!0,horizontal:!1,copyOnly:!1,selfCopy:!1,selfAccept:!0,skipForm:!1,withHandles:!1,autoSync:!1,delay:0,accept:["text"],generateText:!0,constructor:function(a,b){f.mixin(this,f.mixin({},
b));a=this.accept;if(a.length)for(this.accept={},b=0;b<a.length;++b)this.accept[a[b]]=1;this.mouseDown=this.isDragging=!1;this.targetBox=this.targetAnchor=null;this.before=!0;this._lastY=this._lastX=0;this.sourceState="";this.isSource&&g.add(this.node,"dojoDndSource");this.targetState="";this.accept&&g.add(this.node,"dojoDndTarget");this.horizontal&&g.add(this.node,"dojoDndHorizontal");this.topics=[k.subscribe("/dnd/source/over",f.hitch(this,"onDndSourceOver")),k.subscribe("/dnd/start",f.hitch(this,
"onDndStart")),k.subscribe("/dnd/drop",f.hitch(this,"onDndDrop")),k.subscribe("/dnd/cancel",f.hitch(this,"onDndCancel"))]},checkAcceptance:function(a,b){if(this==a)return!this.copyOnly||this.selfAccept;for(var c=0;c<b.length;++c){for(var d=a.getItem(b[c].id).type,p=!1,m=0;m<d.length;++m)if(d[m]in this.accept){p=!0;break}if(!p)return!1}return!0},copyState:function(a,b){if(a)return!0;2>arguments.length&&(b=this==h.manager().target);if(b){if(this.copyOnly)return this.selfCopy}else return this.copyOnly;
return!1},destroy:function(){e.superclass.destroy.call(this);q.forEach(this.topics,function(a){a.remove()});this.targetAnchor=null},onMouseMove:function(a){if(!this.isDragging||"Disabled"!=this.targetState){e.superclass.onMouseMove.call(this,a);var b=h.manager();if(!this.isDragging&&this.mouseDown&&this.isSource&&(Math.abs(a.pageX-this._lastX)>this.delay||Math.abs(a.pageY-this._lastY)>this.delay)){var c=this.getSelectedNodes();c.length&&b.startDrag(this,c,this.copyState(l.getCopyKeyState(a),!0))}this.isDragging&&
(c=!1,this.current&&(this.targetBox&&this.targetAnchor==this.current||(this.targetBox=n.position(this.current,!0)),c=this.horizontal?a.pageX-this.targetBox.x<this.targetBox.w/2==n.isBodyLtr(this.current.ownerDocument):a.pageY-this.targetBox.y<this.targetBox.h/2),this.current!=this.targetAnchor||c!=this.before)&&(this._markTargetAnchor(c),b.canDrop(!this.current||b.source!=this||!(this.current.id in this.selection)))}},onMouseDown:function(a){this.mouseDown||!this._legalMouseDown(a)||this.skipForm&&
l.isFormElement(a)||(this.mouseDown=!0,this._lastX=a.pageX,this._lastY=a.pageY,e.superclass.onMouseDown.call(this,a))},onMouseUp:function(a){this.mouseDown&&(this.mouseDown=!1,e.superclass.onMouseUp.call(this,a))},onDndSourceOver:function(a){this!==a?(this.mouseDown=!1,this.targetAnchor&&this._unmarkTargetAnchor()):this.isDragging&&(a=h.manager(),a.canDrop("Disabled"!=this.targetState&&(!this.current||a.source!=this||!(this.current.id in this.selection))))},onDndStart:function(a,b,c){this.autoSync&&
this.sync();this.isSource&&this._changeState("Source",this==a?c?"Copied":"Moved":"");b=this.accept&&this.checkAcceptance(a,b);this._changeState("Target",b?"":"Disabled");this==a&&h.manager().overSource(this);this.isDragging=!0},onDndDrop:function(a,b,c,d){if(this==d)this.onDrop(a,b,c);this.onDndCancel()},onDndCancel:function(){this.targetAnchor&&(this._unmarkTargetAnchor(),this.targetAnchor=null);this.before=!0;this.mouseDown=this.isDragging=!1;this._changeState("Source","");this._changeState("Target",
"")},onDrop:function(a,b,c){if(this!=a)this.onDropExternal(a,b,c);else this.onDropInternal(b,c)},onDropExternal:function(a,b,c){var d=this._normalizedCreator;this._normalizedCreator=this.creator?function(b,c){return d.call(this,a.getItem(b.id).data,c)}:c?function(b){var c=a.getItem(b.id);b=b.cloneNode(!0);b.id=l.getUniqueId();return{node:b,data:c.data,type:c.type}}:function(b){var c=a.getItem(b.id);a.delItem(b.id);return{node:b,data:c.data,type:c.type}};this.selectNone();c||this.creator||a.selectNone();
this.insertNodes(!0,b,this.before,this.current);!c&&this.creator&&a.deleteSelectedNodes();this._normalizedCreator=d},onDropInternal:function(a,b){var c=this._normalizedCreator;if(!(this.current&&this.current.id in this.selection)){if(b)this._normalizedCreator=this.creator?function(a,b){return c.call(this,this.getItem(a.id).data,b)}:function(a){var b=this.getItem(a.id);a=a.cloneNode(!0);a.id=l.getUniqueId();return{node:a,data:b.data,type:b.type}};else{if(!this.current)return;this._normalizedCreator=
function(a){var b=this.getItem(a.id);return{node:a,data:b.data,type:b.type}}}this._removeSelection();this.insertNodes(!0,a,this.before,this.current);this._normalizedCreator=c}},onDraggingOver:function(){},onDraggingOut:function(){},onOverEvent:function(){e.superclass.onOverEvent.call(this);h.manager().overSource(this);if(this.isDragging&&"Disabled"!=this.targetState)this.onDraggingOver()},onOutEvent:function(){e.superclass.onOutEvent.call(this);h.manager().outSource(this);if(this.isDragging&&"Disabled"!=
this.targetState)this.onDraggingOut()},_markTargetAnchor:function(a){if(this.current!=this.targetAnchor||this.before!=a)this.targetAnchor&&this._removeItemClass(this.targetAnchor,this.before?"Before":"After"),this.targetAnchor=this.current,this.targetBox=null,this.before=a,this.targetAnchor&&this._addItemClass(this.targetAnchor,this.before?"Before":"After")},_unmarkTargetAnchor:function(){this.targetAnchor&&(this._removeItemClass(this.targetAnchor,this.before?"Before":"After"),this.targetBox=this.targetAnchor=
null,this.before=!0)},_markDndStatus:function(a){this._changeState("Source",a?"Copied":"Moved")},_legalMouseDown:function(a){if("touchstart"!=a.type&&!u.isLeft(a))return!1;if(!this.withHandles)return!0;for(a=a.target;a&&a!==this.node;a=a.parentNode){if(g.contains(a,"dojoDndHandle"))return!0;if(g.contains(a,"dojoDndItem")||g.contains(a,"dojoDndIgnore"))break}return!1}});return e});