moodle/lib/yui/dragdrop/dragdrop-min.js

1 line
No EOL
21 KiB
JavaScript
Executable file

/* Copyright (c) 2006, Yahoo! Inc. All rights reserved.Code licensed under the BSD License:http://developer.yahoo.net/yui/license.txt version: 0.12.0 */ (function(){var _1=YAHOO.util.Event;var _2=YAHOO.util.Dom;YAHOO.util.DragDrop=function(id,_4,_5){if(id){this.init(id,_4,_5);}};YAHOO.util.DragDrop.prototype={id:null,config:null,dragElId:null,handleElId:null,invalidHandleTypes:null,invalidHandleIds:null,invalidHandleClasses:null,startPageX:0,startPageY:0,groups:null,locked:false,lock:function(){this.locked=true;},unlock:function(){this.locked=false;},isTarget:true,padding:null,_domRef:null,__ygDragDrop:true,constrainX:false,constrainY:false,minX:0,maxX:0,minY:0,maxY:0,maintainOffset:false,xTicks:null,yTicks:null,primaryButtonOnly:true,available:false,hasOuterHandles:false,b4StartDrag:function(x,y){},startDrag:function(x,y){},b4Drag:function(e){},onDrag:function(e){},onDragEnter:function(e,id){},b4DragOver:function(e){},onDragOver:function(e,id){},b4DragOut:function(e){},onDragOut:function(e,id){},b4DragDrop:function(e){},onDragDrop:function(e,id){},onInvalidDrop:function(e){},b4EndDrag:function(e){},endDrag:function(e){},b4MouseDown:function(e){},onMouseDown:function(e){},onMouseUp:function(e){},onAvailable:function(){},getEl:function(){if(!this._domRef){this._domRef=_2.get(this.id);}return this._domRef;},getDragEl:function(){return _2.get(this.dragElId);},init:function(id,_9,_10){this.initTarget(id,_9,_10);_1.on(this.id,"mousedown",this.handleMouseDown,this,true);},initTarget:function(id,_11,_12){this.config=_12||{};this.DDM=YAHOO.util.DDM;this.groups={};if(typeof id!=="string"){YAHOO.log("id is not a string, assuming it is an HTMLElement");id=_2.generateId(id);}this.id=id;this.addToGroup((_11)?_11:"default");this.handleElId=id;_1.onAvailable(id,this.handleOnAvailable,this,true);this.setDragElId(id);this.invalidHandleTypes={A:"A"};this.invalidHandleIds={};this.invalidHandleClasses=[];this.applyConfig();},applyConfig:function(){this.padding=this.config.padding||[0,0,0,0];this.isTarget=(this.config.isTarget!==false);this.maintainOffset=(this.config.maintainOffset);this.primaryButtonOnly=(this.config.primaryButtonOnly!==false);},handleOnAvailable:function(){this.available=true;this.resetConstraints();this.onAvailable();},setPadding:function(_13,_14,_15,_16){if(!_14&&0!==_14){this.padding=[_13,_13,_13,_13];}else{if(!_15&&0!==_15){this.padding=[_13,_14,_13,_14];}else{this.padding=[_13,_14,_15,_16];}}},setInitPosition:function(_17,_18){var el=this.getEl();if(!this.DDM.verifyEl(el)){return;}var dx=_17||0;var dy=_18||0;var p=_2.getXY(el);this.initPageX=p[0]-dx;this.initPageY=p[1]-dy;this.lastPageX=p[0];this.lastPageY=p[1];this.setStartPosition(p);},setStartPosition:function(pos){var p=pos||_2.getXY(this.getEl());this.deltaSetXY=null;this.startPageX=p[0];this.startPageY=p[1];},addToGroup:function(_24){this.groups[_24]=true;this.DDM.regDragDrop(this,_24);},removeFromGroup:function(_25){if(this.groups[_25]){delete this.groups[_25];}this.DDM.removeDDFromGroup(this,_25);},setDragElId:function(id){this.dragElId=id;},setHandleElId:function(id){if(typeof id!=="string"){YAHOO.log("id is not a string, assuming it is an HTMLElement");id=_2.generateId(id);}this.handleElId=id;this.DDM.regHandle(this.id,id);},setOuterHandleElId:function(id){if(typeof id!=="string"){YAHOO.log("id is not a string, assuming it is an HTMLElement");id=_2.generateId(id);}_1.on(id,"mousedown",this.handleMouseDown,this,true);this.setHandleElId(id);this.hasOuterHandles=true;},unreg:function(){_1.removeListener(this.id,"mousedown",this.handleMouseDown);this._domRef=null;this.DDM._remove(this);},isLocked:function(){return (this.DDM.isLocked()||this.locked);},handleMouseDown:function(e,oDD){var _27=e.which||e.button;if(this.primaryButtonOnly&&_27>1){return;}if(this.isLocked()){return;}this.DDM.refreshCache(this.groups);var pt=new YAHOO.util.Point(_1.getPageX(e),_1.getPageY(e));if(!this.hasOuterHandles&&!this.DDM.isOverTarget(pt,this)){}else{if(this.clickValidator(e)){this.setStartPosition();this.b4MouseDown(e);this.onMouseDown(e);this.DDM.handleMouseDown(e,this);this.DDM.stopEvent(e);}else{}}},clickValidator:function(e){var _29=_1.getTarget(e);return (this.isValidHandleChild(_29)&&(this.id==this.handleElId||this.DDM.handleWasClicked(_29,this.id)));},addInvalidHandleType:function(_30){var _31=_30.toUpperCase();this.invalidHandleTypes[_31]=_31;},addInvalidHandleId:function(id){if(typeof id!=="string"){YAHOO.log("id is not a string, assuming it is an HTMLElement");id=_2.generateId(id);}this.invalidHandleIds[id]=id;},addInvalidHandleClass:function(_32){this.invalidHandleClasses.push(_32);},removeInvalidHandleType:function(_33){var _34=_33.toUpperCase();delete this.invalidHandleTypes[_34];},removeInvalidHandleId:function(id){if(typeof id!=="string"){YAHOO.log("id is not a string, assuming it is an HTMLElement");id=_2.generateId(id);}delete this.invalidHandleIds[id];},removeInvalidHandleClass:function(_35){for(var i=0,len=this.invalidHandleClasses.length;i<len;++i){if(this.invalidHandleClasses[i]==_35){delete this.invalidHandleClasses[i];}}},isValidHandleChild:function(_37){var _38=true;var _39;try{_39=_37.nodeName.toUpperCase();}catch(e){_39=_37.nodeName;}_38=_38&&!this.invalidHandleTypes[_39];_38=_38&&!this.invalidHandleIds[_37.id];for(var i=0,len=this.invalidHandleClasses.length;_38&&i<len;++i){_38=!_2.hasClass(_37,this.invalidHandleClasses[i]);}return _38;},setXTicks:function(_40,_41){this.xTicks=[];this.xTickSize=_41;var _42={};for(var i=this.initPageX;i>=this.minX;i=i-_41){if(!_42[i]){this.xTicks[this.xTicks.length]=i;_42[i]=true;}}for(i=this.initPageX;i<=this.maxX;i=i+_41){if(!_42[i]){this.xTicks[this.xTicks.length]=i;_42[i]=true;}}this.xTicks.sort(this.DDM.numericSort);},setYTicks:function(_43,_44){this.yTicks=[];this.yTickSize=_44;var _45={};for(var i=this.initPageY;i>=this.minY;i=i-_44){if(!_45[i]){this.yTicks[this.yTicks.length]=i;_45[i]=true;}}for(i=this.initPageY;i<=this.maxY;i=i+_44){if(!_45[i]){this.yTicks[this.yTicks.length]=i;_45[i]=true;}}this.yTicks.sort(this.DDM.numericSort);},setXConstraint:function(_46,_47,_48){this.leftConstraint=_46;this.rightConstraint=_47;this.minX=this.initPageX-_46;this.maxX=this.initPageX+_47;if(_48){this.setXTicks(this.initPageX,_48);}this.constrainX=true;},clearConstraints:function(){this.constrainX=false;this.constrainY=false;this.clearTicks();},clearTicks:function(){this.xTicks=null;this.yTicks=null;this.xTickSize=0;this.yTickSize=0;},setYConstraint:function(iUp,_50,_51){this.topConstraint=iUp;this.bottomConstraint=_50;this.minY=this.initPageY-iUp;this.maxY=this.initPageY+_50;if(_51){this.setYTicks(this.initPageY,_51);}this.constrainY=true;},resetConstraints:function(){if(this.initPageX||this.initPageX===0){var dx=(this.maintainOffset)?this.lastPageX-this.initPageX:0;var dy=(this.maintainOffset)?this.lastPageY-this.initPageY:0;this.setInitPosition(dx,dy);}else{this.setInitPosition();}if(this.constrainX){this.setXConstraint(this.leftConstraint,this.rightConstraint,this.xTickSize);}if(this.constrainY){this.setYConstraint(this.topConstraint,this.bottomConstraint,this.yTickSize);}},getTick:function(val,_53){if(!_53){return val;}else{if(_53[0]>=val){return _53[0];}else{for(var i=0,len=_53.length;i<len;++i){var _54=i+1;if(_53[_54]&&_53[_54]>=val){var _55=val-_53[i];var _56=_53[_54]-val;return (_56>_55)?_53[i]:_53[_54];}}return _53[_53.length-1];}}},toString:function(){return ("DragDrop "+this.id);}};})();if(!YAHOO.util.DragDropMgr){YAHOO.util.DragDropMgr=function(){var _57=YAHOO.util.Event;return {ids:{},handleIds:{},dragCurrent:null,dragOvers:{},deltaX:0,deltaY:0,preventDefault:true,stopPropagation:true,initalized:false,locked:false,init:function(){this.initialized=true;},POINT:0,INTERSECT:1,mode:0,_execOnAll:function(_58,_59){for(var i in this.ids){for(var j in this.ids[i]){var oDD=this.ids[i][j];if(!this.isTypeOfDD(oDD)){continue;}oDD[_58].apply(oDD,_59);}}},_onLoad:function(){this.init();_57.on(document,"mouseup",this.handleMouseUp,this,true);_57.on(document,"mousemove",this.handleMouseMove,this,true);_57.on(window,"unload",this._onUnload,this,true);_57.on(window,"resize",this._onResize,this,true);},_onResize:function(e){this._execOnAll("resetConstraints",[]);},lock:function(){this.locked=true;},unlock:function(){this.locked=false;},isLocked:function(){return this.locked;},locationCache:{},useCache:true,clickPixelThresh:3,clickTimeThresh:1000,dragThreshMet:false,clickTimeout:null,startX:0,startY:0,regDragDrop:function(oDD,_61){if(!this.initialized){this.init();}if(!this.ids[_61]){this.ids[_61]={};}this.ids[_61][oDD.id]=oDD;},removeDDFromGroup:function(oDD,_62){if(!this.ids[_62]){this.ids[_62]={};}var obj=this.ids[_62];if(obj&&obj[oDD.id]){delete obj[oDD.id];}},_remove:function(oDD){for(var g in oDD.groups){if(g&&this.ids[g][oDD.id]){delete this.ids[g][oDD.id];}}delete this.handleIds[oDD.id];},regHandle:function(_65,_66){if(!this.handleIds[_65]){this.handleIds[_65]={};}this.handleIds[_65][_66]=_66;},isDragDrop:function(id){return (this.getDDById(id))?true:false;},getRelated:function(_67,_68){var _69=[];for(var i in _67.groups){for(j in this.ids[i]){var dd=this.ids[i][j];if(!this.isTypeOfDD(dd)){continue;}if(!_68||dd.isTarget){_69[_69.length]=dd;}}}return _69;},isLegalTarget:function(oDD,_71){var _72=this.getRelated(oDD,true);for(var i=0,len=_72.length;i<len;++i){if(_72[i].id==_71.id){return true;}}return false;},isTypeOfDD:function(oDD){return (oDD&&oDD.__ygDragDrop);},isHandle:function(_73,_74){return (this.handleIds[_73]&&this.handleIds[_73][_74]);},getDDById:function(id){for(var i in this.ids){if(this.ids[i][id]){return this.ids[i][id];}}return null;},handleMouseDown:function(e,oDD){this.currentTarget=YAHOO.util.Event.getTarget(e);this.dragCurrent=oDD;var el=oDD.getEl();this.startX=YAHOO.util.Event.getPageX(e);this.startY=YAHOO.util.Event.getPageY(e);this.deltaX=this.startX-el.offsetLeft;this.deltaY=this.startY-el.offsetTop;this.dragThreshMet=false;this.clickTimeout=setTimeout(function(){var DDM=YAHOO.util.DDM;DDM.startDrag(DDM.startX,DDM.startY);},this.clickTimeThresh);},startDrag:function(x,y){clearTimeout(this.clickTimeout);if(this.dragCurrent){this.dragCurrent.b4StartDrag(x,y);this.dragCurrent.startDrag(x,y);}this.dragThreshMet=true;},handleMouseUp:function(e){if(!this.dragCurrent){return;}clearTimeout(this.clickTimeout);if(this.dragThreshMet){this.fireEvents(e,true);}else{}this.stopDrag(e);this.stopEvent(e);},stopEvent:function(e){if(this.stopPropagation){YAHOO.util.Event.stopPropagation(e);}if(this.preventDefault){YAHOO.util.Event.preventDefault(e);}},stopDrag:function(e){if(this.dragCurrent){if(this.dragThreshMet){this.dragCurrent.b4EndDrag(e);this.dragCurrent.endDrag(e);}this.dragCurrent.onMouseUp(e);}this.dragCurrent=null;this.dragOvers={};},handleMouseMove:function(e){if(!this.dragCurrent){return true;}if(YAHOO.util.Event.isIE&&!e.button){this.stopEvent(e);return this.handleMouseUp(e);}if(!this.dragThreshMet){var _76=Math.abs(this.startX-YAHOO.util.Event.getPageX(e));var _77=Math.abs(this.startY-YAHOO.util.Event.getPageY(e));if(_76>this.clickPixelThresh||_77>this.clickPixelThresh){this.startDrag(this.startX,this.startY);}}if(this.dragThreshMet){this.dragCurrent.b4Drag(e);this.dragCurrent.onDrag(e);this.fireEvents(e,false);}this.stopEvent(e);return true;},fireEvents:function(e,_78){var dc=this.dragCurrent;if(!dc||dc.isLocked()){return;}var x=YAHOO.util.Event.getPageX(e);var y=YAHOO.util.Event.getPageY(e);var pt=new YAHOO.util.Point(x,y);var _80=[];var _81=[];var _82=[];var _83=[];var _84=[];for(var i in this.dragOvers){var ddo=this.dragOvers[i];if(!this.isTypeOfDD(ddo)){continue;}if(!this.isOverTarget(pt,ddo,this.mode)){_81.push(ddo);}_80[i]=true;delete this.dragOvers[i];}for(var _86 in dc.groups){if("string"!=typeof _86){continue;}for(i in this.ids[_86]){var oDD=this.ids[_86][i];if(!this.isTypeOfDD(oDD)){continue;}if(oDD.isTarget&&!oDD.isLocked()&&oDD!=dc){if(this.isOverTarget(pt,oDD,this.mode)){if(_78){_83.push(oDD);}else{if(!_80[oDD.id]){_84.push(oDD);}else{_82.push(oDD);}this.dragOvers[oDD.id]=oDD;}}}}}if(this.mode){if(_81.length){dc.b4DragOut(e,_81);dc.onDragOut(e,_81);}if(_84.length){dc.onDragEnter(e,_84);}if(_82.length){dc.b4DragOver(e,_82);dc.onDragOver(e,_82);}if(_83.length){dc.b4DragDrop(e,_83);dc.onDragDrop(e,_83);}}else{var len=0;for(i=0,len=_81.length;i<len;++i){dc.b4DragOut(e,_81[i].id);dc.onDragOut(e,_81[i].id);}for(i=0,len=_84.length;i<len;++i){dc.onDragEnter(e,_84[i].id);}for(i=0,len=_82.length;i<len;++i){dc.b4DragOver(e,_82[i].id);dc.onDragOver(e,_82[i].id);}for(i=0,len=_83.length;i<len;++i){dc.b4DragDrop(e,_83[i].id);dc.onDragDrop(e,_83[i].id);}}if(_78&&!_83.length){dc.onInvalidDrop(e);}},getBestMatch:function(dds){var _89=null;var len=dds.length;if(len==1){_89=dds[0];}else{for(var i=0;i<len;++i){var dd=dds[i];if(dd.cursorIsOver){_89=dd;break;}else{if(!_89||_89.overlap.getArea()<dd.overlap.getArea()){_89=dd;}}}}return _89;},refreshCache:function(_90){for(var _91 in _90){if("string"!=typeof _91){continue;}for(var i in this.ids[_91]){var oDD=this.ids[_91][i];if(this.isTypeOfDD(oDD)){var loc=this.getLocation(oDD);if(loc){this.locationCache[oDD.id]=loc;}else{delete this.locationCache[oDD.id];}}}}},verifyEl:function(el){try{if(el){var _93=el.offsetParent;if(_93){return true;}}}catch(e){}return false;},getLocation:function(oDD){if(!this.isTypeOfDD(oDD)){return null;}var el=oDD.getEl(),pos,x1,x2,y1,y2,t,r,b,l;try{pos=YAHOO.util.Dom.getXY(el);}catch(e){}if(!pos){return null;}x1=pos[0];x2=x1+el.offsetWidth;y1=pos[1];y2=y1+el.offsetHeight;t=y1-oDD.padding[0];r=x2+oDD.padding[1];b=y2+oDD.padding[2];l=x1-oDD.padding[3];return new YAHOO.util.Region(t,r,b,l);},isOverTarget:function(pt,_94,_95){var loc=this.locationCache[_94.id];if(!loc||!this.useCache){loc=this.getLocation(_94);this.locationCache[_94.id]=loc;}if(!loc){return false;}_94.cursorIsOver=loc.contains(pt);var dc=this.dragCurrent;if(!dc||!dc.getTargetCoord||(!_95&&!dc.constrainX&&!dc.constrainY)){return _94.cursorIsOver;}_94.overlap=null;var pos=dc.getTargetCoord(pt.x,pt.y);var el=dc.getDragEl();var _96=new YAHOO.util.Region(pos.y,pos.x+el.offsetWidth,pos.y+el.offsetHeight,pos.x);var _97=_96.intersect(loc);if(_97){_94.overlap=_97;return (_95)?true:_94.cursorIsOver;}else{return false;}},_onUnload:function(e,me){this.unregAll();},unregAll:function(){if(this.dragCurrent){this.stopDrag();this.dragCurrent=null;}this._execOnAll("unreg",[]);for(i in this.elementCache){delete this.elementCache[i];}this.elementCache={};this.ids={};},elementCache:{},getElWrapper:function(id){var _99=this.elementCache[id];if(!_99||!_99.el){_99=this.elementCache[id]=new this.ElementWrapper(YAHOO.util.Dom.get(id));}return _99;},getElement:function(id){return YAHOO.util.Dom.get(id);},getCss:function(id){var el=YAHOO.util.Dom.get(id);return (el)?el.style:null;},ElementWrapper:function(el){this.el=el||null;this.id=this.el&&el.id;this.css=this.el&&el.style;},getPosX:function(el){return YAHOO.util.Dom.getX(el);},getPosY:function(el){return YAHOO.util.Dom.getY(el);},swapNode:function(n1,n2){if(n1.swapNode){n1.swapNode(n2);}else{var p=n2.parentNode;var s=n2.nextSibling;if(s==n1){p.insertBefore(n1,n2);}else{if(n2==n1.nextSibling){p.insertBefore(n2,n1);}else{n1.parentNode.replaceChild(n2,n1);p.insertBefore(n1,s);}}}},getScroll:function(){var t,l,dde=document.documentElement,db=document.body;if(dde&&(dde.scrollTop||dde.scrollLeft)){t=dde.scrollTop;l=dde.scrollLeft;}else{if(db){t=db.scrollTop;l=db.scrollLeft;}else{YAHOO.log("could not get scroll property");}}return {top:t,left:l};},getStyle:function(el,_104){return YAHOO.util.Dom.getStyle(el,_104);},getScrollTop:function(){return this.getScroll().top;},getScrollLeft:function(){return this.getScroll().left;},moveToEl:function(_105,_106){var _107=YAHOO.util.Dom.getXY(_106);YAHOO.util.Dom.setXY(_105,_107);},getClientHeight:function(){return YAHOO.util.Dom.getViewportHeight();},getClientWidth:function(){return YAHOO.util.Dom.getViewportWidth();},numericSort:function(a,b){return (a-b);},_timeoutCount:0,_addListeners:function(){var DDM=YAHOO.util.DDM;if(YAHOO.util.Event&&document){DDM._onLoad();}else{if(DDM._timeoutCount>2000){}else{setTimeout(DDM._addListeners,10);if(document&&document.body){DDM._timeoutCount+=1;}}}},handleWasClicked:function(node,id){if(this.isHandle(id,node.id)){return true;}else{var p=node.parentNode;while(p){if(this.isHandle(id,p.id)){return true;}else{p=p.parentNode;}}}return false;}};}();YAHOO.util.DDM=YAHOO.util.DragDropMgr;YAHOO.util.DDM._addListeners();}YAHOO.util.DD=function(id,_111,_112){if(id){this.init(id,_111,_112);}};YAHOO.extend(YAHOO.util.DD,YAHOO.util.DragDrop,{scroll:true,autoOffset:function(_113,_114){var x=_113-this.startPageX;var y=_114-this.startPageY;this.setDelta(x,y);},setDelta:function(_115,_116){this.deltaX=_115;this.deltaY=_116;},setDragElPos:function(_117,_118){var el=this.getDragEl();this.alignElWithMouse(el,_117,_118);},alignElWithMouse:function(el,_119,_120){var _121=this.getTargetCoord(_119,_120);if(!this.deltaSetXY){var _122=[_121.x,_121.y];YAHOO.util.Dom.setXY(el,_122);var _123=parseInt(YAHOO.util.Dom.getStyle(el,"left"),10);var _124=parseInt(YAHOO.util.Dom.getStyle(el,"top"),10);this.deltaSetXY=[_123-_121.x,_124-_121.y];}else{YAHOO.util.Dom.setStyle(el,"left",(_121.x+this.deltaSetXY[0])+"px");YAHOO.util.Dom.setStyle(el,"top",(_121.y+this.deltaSetXY[1])+"px");}this.cachePosition(_121.x,_121.y);this.autoScroll(_121.x,_121.y,el.offsetHeight,el.offsetWidth);},cachePosition:function(_125,_126){if(_125){this.lastPageX=_125;this.lastPageY=_126;}else{var _127=YAHOO.util.Dom.getXY(this.getEl());this.lastPageX=_127[0];this.lastPageY=_127[1];}},autoScroll:function(x,y,h,w){if(this.scroll){var _130=this.DDM.getClientHeight();var _131=this.DDM.getClientWidth();var st=this.DDM.getScrollTop();var sl=this.DDM.getScrollLeft();var bot=h+y;var _135=w+x;var _136=(_130+st-y-this.deltaY);var _137=(_131+sl-x-this.deltaX);var _138=40;var _139=(document.all)?80:30;if(bot>_130&&_136<_138){window.scrollTo(sl,st+_139);}if(y<st&&st>0&&y-st<_138){window.scrollTo(sl,st-_139);}if(_135>_131&&_137<_138){window.scrollTo(sl+_139,st);}if(x<sl&&sl>0&&x-sl<_138){window.scrollTo(sl-_139,st);}}},getTargetCoord:function(_140,_141){var x=_140-this.deltaX;var y=_141-this.deltaY;if(this.constrainX){if(x<this.minX){x=this.minX;}if(x>this.maxX){x=this.maxX;}}if(this.constrainY){if(y<this.minY){y=this.minY;}if(y>this.maxY){y=this.maxY;}}x=this.getTick(x,this.xTicks);y=this.getTick(y,this.yTicks);return {x:x,y:y};},applyConfig:function(){YAHOO.util.DD.superclass.applyConfig.call(this);this.scroll=(this.config.scroll!==false);},b4MouseDown:function(e){this.autoOffset(YAHOO.util.Event.getPageX(e),YAHOO.util.Event.getPageY(e));},b4Drag:function(e){this.setDragElPos(YAHOO.util.Event.getPageX(e),YAHOO.util.Event.getPageY(e));},toString:function(){return ("DD "+this.id);}});YAHOO.util.DDProxy=function(id,_142,_143){if(id){this.init(id,_142,_143);this.initFrame();}};YAHOO.util.DDProxy.dragElId="ygddfdiv";YAHOO.extend(YAHOO.util.DDProxy,YAHOO.util.DD,{resizeFrame:true,centerFrame:false,createFrame:function(){var self=this;var body=document.body;if(!body||!body.firstChild){setTimeout(function(){self.createFrame();},50);return;}var div=this.getDragEl();if(!div){div=document.createElement("div");div.id=this.dragElId;var s=div.style;s.position="absolute";s.visibility="hidden";s.cursor="move";s.border="2px solid #aaa";s.zIndex=999;body.insertBefore(div,body.firstChild);}},initFrame:function(){this.createFrame();},applyConfig:function(){YAHOO.util.DDProxy.superclass.applyConfig.call(this);this.resizeFrame=(this.config.resizeFrame!==false);this.centerFrame=(this.config.centerFrame);this.setDragElId(this.config.dragElId||YAHOO.util.DDProxy.dragElId);},showFrame:function(_147,_148){var el=this.getEl();var _149=this.getDragEl();var s=_149.style;this._resizeProxy();if(this.centerFrame){this.setDelta(Math.round(parseInt(s.width,10)/2),Math.round(parseInt(s.height,10)/2));}this.setDragElPos(_147,_148);YAHOO.util.Dom.setStyle(_149,"visibility","visible");},_resizeProxy:function(){if(this.resizeFrame){var DOM=YAHOO.util.Dom;var el=this.getEl();var _151=this.getDragEl();var bt=parseInt(DOM.getStyle(_151,"borderTopWidth"),10);var br=parseInt(DOM.getStyle(_151,"borderRightWidth"),10);var bb=parseInt(DOM.getStyle(_151,"borderBottomWidth"),10);var bl=parseInt(DOM.getStyle(_151,"borderLeftWidth"),10);if(isNaN(bt)){bt=0;}if(isNaN(br)){br=0;}if(isNaN(bb)){bb=0;}if(isNaN(bl)){bl=0;}var _156=Math.max(0,el.offsetWidth-br-bl);var _157=Math.max(0,el.offsetHeight-bt-bb);DOM.setStyle(_151,"width",_156+"px");DOM.setStyle(_151,"height",_157+"px");}},b4MouseDown:function(e){var x=YAHOO.util.Event.getPageX(e);var y=YAHOO.util.Event.getPageY(e);this.autoOffset(x,y);this.setDragElPos(x,y);},b4StartDrag:function(x,y){this.showFrame(x,y);},b4EndDrag:function(e){YAHOO.util.Dom.setStyle(this.getDragEl(),"visibility","hidden");},endDrag:function(e){var DOM=YAHOO.util.Dom;var lel=this.getEl();var del=this.getDragEl();DOM.setStyle(del,"visibility","");DOM.setStyle(lel,"visibility","hidden");YAHOO.util.DDM.moveToEl(lel,del);DOM.setStyle(del,"visibility","hidden");DOM.setStyle(lel,"visibility","");},toString:function(){return ("DDProxy "+this.id);}});YAHOO.util.DDTarget=function(id,_160,_161){if(id){this.initTarget(id,_160,_161);}};YAHOO.extend(YAHOO.util.DDTarget,YAHOO.util.DragDrop,{toString:function(){return ("DDTarget "+this.id);}});