8 lines
8.7 KiB
JavaScript
8 lines
8.7 KiB
JavaScript
|
/*
|
||
|
|
Copyright (c) 2009, Yahoo! Inc. All rights reserved.
|
||
|
|
Code licensed under the BSD License:
|
||
|
|
http://developer.yahoo.net/yui/license.txt
|
||
|
|
version: 3.0.0
|
||
|
|
build: 1549
|
||
|
|
*/
|
||
|
|
YUI.add("dd-drag",function(D){var E=D.DD.DDM,U="node",G="dragging",N="dragNode",C="offsetHeight",K="offsetWidth",S="mouseup",P="mousedown",M="dragstart",H="drag:mouseDown",B="drag:afterMouseDown",F="drag:removeHandle",L="drag:addHandle",R="drag:removeInvalid",T="drag:addInvalid",J="drag:start",I="drag:end",O="drag:drag",Q="drag:align",A=function(W){this._lazyAddAttrs=false;A.superclass.constructor.apply(this,arguments);var V=E._regDrag(this);if(!V){D.error("Failed to register node, already in use: "+W.node);}};A.NAME="drag";A.ATTRS={node:{setter:function(V){var W=D.get(V);if(!W){D.error("DD.Drag: Invalid Node Given: "+V);}else{W=W.item(0);}return W;}},dragNode:{setter:function(V){var W=D.Node.get(V);if(!W){D.error("DD.Drag: Invalid dragNode Given: "+V);}return W;}},offsetNode:{value:true},clickPixelThresh:{value:E.get("clickPixelThresh")},clickTimeThresh:{value:E.get("clickTimeThresh")},lock:{value:false,setter:function(V){if(V){this.get(U).addClass(E.CSS_PREFIX+"-locked");}else{this.get(U).removeClass(E.CSS_PREFIX+"-locked");}return V;}},data:{value:false},move:{value:true},useShim:{value:true},activeHandle:{value:false},primaryButtonOnly:{value:true},dragging:{value:false},parent:{value:false},target:{value:false,setter:function(V){this._handleTarget(V);return V;}},dragMode:{value:null,setter:function(V){return E._setDragMode(V);}},groups:{value:["default"],getter:function(){if(!this._groups){this._groups={};}var V=[];D.each(this._groups,function(X,W){V[V.length]=W;});return V;},setter:function(V){this._groups={};D.each(V,function(X,W){this._groups[X]=true;},this);return V;}},handles:{value:null,setter:function(V){if(V){this._handles={};D.each(V,function(X,W){this._handles[X]=true;},this);}else{this._handles=null;}return V;}},bubbles:{writeOnce:true,value:D.DD.DDM}};D.extend(A,D.Base,{addToGroup:function(V){this._groups[V]=true;E._activateTargets();return this;},removeFromGroup:function(V){delete this._groups[V];E._activateTargets();return this;},target:null,_handleTarget:function(V){if(D.DD.Drop){if(V===false){if(this.target){E._unregTarget(this.target);this.target=null;}return false;}else{if(!D.Lang.isObject(V)){V={};}V.bubbles=("bubbles"in V)?V.bubbles:this.get("bubbles");V.node=this.get(U);V.groups=V.groups||this.get("groups");this.target=new D.DD.Drop(V);}}else{return false;}},_groups:null,_createEvents:function(){this.publish(H,{defaultFn:this._defMouseDownFn,queuable:false,emitFacade:true,bubbles:true,prefix:"drag"});this.publish(Q,{defaultFn:this._defAlignFn,queuable:false,emitFacade:true,bubbles:true,prefix:"drag"});this.publish(O,{defaultFn:this._defDragFn,queuable:false,emitFacade:true,bubbles:true,prefix:"drag"});this.publish(I,{preventedFn:this._prevEndFn,queuable:false,emitFacade:true,bubbles:true,prefix:"drag"});var V=[B,F,L,R,T,J,"drag:drophit","drag:dropmiss","drag:over","drag:enter","drag:exit"];D.each(V,function(X,W){this.publish(X,{type:X,emitFacade:true,bubbles:true,preventable:false,queuable:false,prefix:"drag"});},this);if(this.get("bubbles")){this.addTarget(this.get("bubbles"));}},_ev_md:null,_startTime:null,_endTime:null,_handles:null,_invalids:null,_invalidsDefault:{"textarea":true,"input":true,"a":true,"button":true,"select":true},_dragThreshMet:null,_fromTimeout:null,_clickTimeout:null,deltaXY:null,startXY:null,nodeXY:null,lastXY:null,actXY:null,realXY:null,mouseXY:null,region:null,_handleMouseUp:function(V){this._fixIEMouseUp();if(E.activeDrag){E._end();}},_fixDragStart:function(V){V.preventDefault();},_ieSelectFix:function(){return false;},_ieSelectBack:null,_fixIEMouseDown:function(){if(D.UA.ie){this._ieSelectBack=D.config.doc.body.onselectstart;D.config.doc.body.onselectstart=this._ieSelectFix;}},_fixIEMouseUp:function(){if(D.UA.ie){D.config.doc.body.onselectstart=this._ieSelectBack;}},_handleMouseDownEvent:function(V){this.fire(H,{ev:V});},_defMouseDownFn:function(W){var V=W.ev;this._dragThreshMet=false;this._ev_md=V;if(this.get("primaryButtonOnly")&&V.button>1){return false;}if(this.validClick(V)){this._fixIEMouseDown();V.halt();this._setStartPosition([V.pageX,V.pageY]);E.activeDrag=t
|