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root / trunk / web / dojo / dijit / layout / SplitContainer.js @ 9

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/*
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        Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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        Available via Academic Free License >= 2.1 OR the modified BSD license.
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        see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dijit.layout.SplitContainer"]){
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dojo._hasResource["dijit.layout.SplitContainer"]=true;
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dojo.provide("dijit.layout.SplitContainer");
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dojo.require("dojo.cookie");
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dojo.require("dijit.layout._LayoutWidget");
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dojo.declare("dijit.layout.SplitContainer",dijit.layout._LayoutWidget,{constructor:function(){
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dojo.deprecated("dijit.layout.SplitContainer is deprecated","use BorderContainer with splitter instead",2);
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},activeSizing:false,sizerWidth:7,orientation:"horizontal",persist:true,baseClass:"dijitSplitContainer",postMixInProperties:function(){
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this.inherited("postMixInProperties",arguments);
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this.isHorizontal=(this.orientation=="horizontal");
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},postCreate:function(){
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this.inherited(arguments);
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this.sizers=[];
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if(dojo.isMozilla){
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this.domNode.style.overflow="-moz-scrollbars-none";
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}
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if(typeof this.sizerWidth=="object"){
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try{
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this.sizerWidth=parseInt(this.sizerWidth.toString());
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}
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catch(e){
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this.sizerWidth=7;
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}
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}
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var _1=dojo.doc.createElement("div");
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this.virtualSizer=_1;
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_1.style.position="relative";
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_1.style.zIndex=10;
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_1.className=this.isHorizontal?"dijitSplitContainerVirtualSizerH":"dijitSplitContainerVirtualSizerV";
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this.domNode.appendChild(_1);
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dojo.setSelectable(_1,false);
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},destroy:function(){
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delete this.virtualSizer;
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dojo.forEach(this._ownconnects,dojo.disconnect);
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this.inherited(arguments);
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},startup:function(){
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if(this._started){
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return;
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}
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dojo.forEach(this.getChildren(),function(_2,i,_3){
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this._setupChild(_2);
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if(i<_3.length-1){
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this._addSizer();
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}
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},this);
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if(this.persist){
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this._restoreState();
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}
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this.inherited(arguments);
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},_setupChild:function(_4){
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this.inherited(arguments);
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_4.domNode.style.position="absolute";
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dojo.addClass(_4.domNode,"dijitSplitPane");
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},_onSizerMouseDown:function(e){
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if(e.target.id){
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for(var i=0;i<this.sizers.length;i++){
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if(this.sizers[i].id==e.target.id){
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break;
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}
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}
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if(i<this.sizers.length){
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this.beginSizing(e,i);
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}
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}
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},_addSizer:function(_5){
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_5=_5===undefined?this.sizers.length:_5;
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var _6=dojo.doc.createElement("div");
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_6.id=dijit.getUniqueId("dijit_layout_SplitterContainer_Splitter");
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this.sizers.splice(_5,0,_6);
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this.domNode.appendChild(_6);
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_6.className=this.isHorizontal?"dijitSplitContainerSizerH":"dijitSplitContainerSizerV";
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var _7=dojo.doc.createElement("div");
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_7.className="thumb";
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_6.appendChild(_7);
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this.connect(_6,"onmousedown","_onSizerMouseDown");
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dojo.setSelectable(_6,false);
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},removeChild:function(_8){
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if(this.sizers.length){
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var i=dojo.indexOf(this.getChildren(),_8);
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if(i!=-1){
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if(i==this.sizers.length){
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i--;
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}
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dojo.destroy(this.sizers[i]);
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this.sizers.splice(i,1);
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}
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}
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this.inherited(arguments);
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if(this._started){
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this.layout();
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}
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},addChild:function(_9,_a){
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this.inherited(arguments);
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if(this._started){
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var _b=this.getChildren();
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if(_b.length>1){
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this._addSizer(_a);
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}
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this.layout();
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}
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},layout:function(){
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this.paneWidth=this._contentBox.w;
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this.paneHeight=this._contentBox.h;
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var _c=this.getChildren();
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if(!_c.length){
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return;
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}
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var _d=this.isHorizontal?this.paneWidth:this.paneHeight;
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if(_c.length>1){
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_d-=this.sizerWidth*(_c.length-1);
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}
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var _e=0;
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dojo.forEach(_c,function(_f){
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_e+=_f.sizeShare;
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});
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var _10=_d/_e;
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var _11=0;
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dojo.forEach(_c.slice(0,_c.length-1),function(_12){
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var _13=Math.round(_10*_12.sizeShare);
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_12.sizeActual=_13;
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_11+=_13;
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});
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_c[_c.length-1].sizeActual=_d-_11;
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this._checkSizes();
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var pos=0;
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var _14=_c[0].sizeActual;
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this._movePanel(_c[0],pos,_14);
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_c[0].position=pos;
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pos+=_14;
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if(!this.sizers){
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return;
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}
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dojo.some(_c.slice(1),function(_15,i){
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if(!this.sizers[i]){
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return true;
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}
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this._moveSlider(this.sizers[i],pos,this.sizerWidth);
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this.sizers[i].position=pos;
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pos+=this.sizerWidth;
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_14=_15.sizeActual;
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this._movePanel(_15,pos,_14);
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_15.position=pos;
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pos+=_14;
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},this);
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},_movePanel:function(_16,pos,_17){
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if(this.isHorizontal){
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_16.domNode.style.left=pos+"px";
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_16.domNode.style.top=0;
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var box={w:_17,h:this.paneHeight};
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if(_16.resize){
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_16.resize(box);
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}else{
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dojo.marginBox(_16.domNode,box);
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}
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}else{
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_16.domNode.style.left=0;
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_16.domNode.style.top=pos+"px";
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var box={w:this.paneWidth,h:_17};
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if(_16.resize){
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_16.resize(box);
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}else{
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dojo.marginBox(_16.domNode,box);
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}
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}
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},_moveSlider:function(_18,pos,_19){
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if(this.isHorizontal){
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_18.style.left=pos+"px";
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_18.style.top=0;
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dojo.marginBox(_18,{w:_19,h:this.paneHeight});
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}else{
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_18.style.left=0;
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_18.style.top=pos+"px";
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dojo.marginBox(_18,{w:this.paneWidth,h:_19});
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}
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},_growPane:function(_1a,_1b){
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if(_1a>0){
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if(_1b.sizeActual>_1b.sizeMin){
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if((_1b.sizeActual-_1b.sizeMin)>_1a){
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_1b.sizeActual=_1b.sizeActual-_1a;
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_1a=0;
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}else{
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_1a-=_1b.sizeActual-_1b.sizeMin;
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_1b.sizeActual=_1b.sizeMin;
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}
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}
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}
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return _1a;
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},_checkSizes:function(){
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var _1c=0;
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var _1d=0;
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var _1e=this.getChildren();
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dojo.forEach(_1e,function(_1f){
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_1d+=_1f.sizeActual;
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_1c+=_1f.sizeMin;
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});
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if(_1c<=_1d){
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var _20=0;
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dojo.forEach(_1e,function(_21){
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if(_21.sizeActual<_21.sizeMin){
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_20+=_21.sizeMin-_21.sizeActual;
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_21.sizeActual=_21.sizeMin;
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}
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});
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if(_20>0){
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var _22=this.isDraggingLeft?_1e.reverse():_1e;
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dojo.forEach(_22,function(_23){
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_20=this._growPane(_20,_23);
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},this);
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}
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}else{
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dojo.forEach(_1e,function(_24){
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_24.sizeActual=Math.round(_1d*(_24.sizeMin/_1c));
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});
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}
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},beginSizing:function(e,i){
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var _25=this.getChildren();
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this.paneBefore=_25[i];
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this.paneAfter=_25[i+1];
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this.isSizing=true;
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this.sizingSplitter=this.sizers[i];
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if(!this.cover){
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this.cover=dojo.create("div",{style:{position:"absolute",zIndex:5,top:0,left:0,width:"100%",height:"100%"}},this.domNode);
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}else{
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this.cover.style.zIndex=5;
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}
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this.sizingSplitter.style.zIndex=6;
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this.originPos=dojo.position(_25[0].domNode,true);
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if(this.isHorizontal){
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var _26=e.layerX||e.offsetX||0;
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var _27=e.pageX;
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this.originPos=this.originPos.x;
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}else{
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var _26=e.layerY||e.offsetY||0;
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var _27=e.pageY;
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this.originPos=this.originPos.y;
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}
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this.startPoint=this.lastPoint=_27;
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this.screenToClientOffset=_27-_26;
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this.dragOffset=this.lastPoint-this.paneBefore.sizeActual-this.originPos-this.paneBefore.position;
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if(!this.activeSizing){
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this._showSizingLine();
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}
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this._ownconnects=[];
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this._ownconnects.push(dojo.connect(dojo.doc.documentElement,"onmousemove",this,"changeSizing"));
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this._ownconnects.push(dojo.connect(dojo.doc.documentElement,"onmouseup",this,"endSizing"));
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dojo.stopEvent(e);
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},changeSizing:function(e){
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if(!this.isSizing){
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return;
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}
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this.lastPoint=this.isHorizontal?e.pageX:e.pageY;
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this.movePoint();
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if(this.activeSizing){
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this._updateSize();
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}else{
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this._moveSizingLine();
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}
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dojo.stopEvent(e);
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},endSizing:function(e){
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if(!this.isSizing){
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return;
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}
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if(this.cover){
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this.cover.style.zIndex=-1;
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}
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if(!this.activeSizing){
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this._hideSizingLine();
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}
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this._updateSize();
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this.isSizing=false;
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if(this.persist){
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this._saveState(this);
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}
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dojo.forEach(this._ownconnects,dojo.disconnect);
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},movePoint:function(){
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var p=this.lastPoint-this.screenToClientOffset;
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var a=p-this.dragOffset;
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a=this.legaliseSplitPoint(a);
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p=a+this.dragOffset;
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this.lastPoint=p+this.screenToClientOffset;
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},legaliseSplitPoint:function(a){
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a+=this.sizingSplitter.position;
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this.isDraggingLeft=!!(a>0);
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if(!this.activeSizing){
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var min=this.paneBefore.position+this.paneBefore.sizeMin;
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if(a<min){
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a=min;
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}
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var max=this.paneAfter.position+(this.paneAfter.sizeActual-(this.sizerWidth+this.paneAfter.sizeMin));
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if(a>max){
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a=max;
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}
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}
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a-=this.sizingSplitter.position;
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this._checkSizes();
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return a;
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},_updateSize:function(){
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var pos=this.lastPoint-this.dragOffset-this.originPos;
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var _28=this.paneBefore.position;
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var _29=this.paneAfter.position+this.paneAfter.sizeActual;
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this.paneBefore.sizeActual=pos-_28;
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this.paneAfter.position=pos+this.sizerWidth;
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this.paneAfter.sizeActual=_29-this.paneAfter.position;
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dojo.forEach(this.getChildren(),function(_2a){
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_2a.sizeShare=_2a.sizeActual;
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});
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if(this._started){
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this.layout();
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}
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},_showSizingLine:function(){
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this._moveSizingLine();
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dojo.marginBox(this.virtualSizer,this.isHorizontal?{w:this.sizerWidth,h:this.paneHeight}:{w:this.paneWidth,h:this.sizerWidth});
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this.virtualSizer.style.display="block";
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},_hideSizingLine:function(){
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this.virtualSizer.style.display="none";
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},_moveSizingLine:function(){
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var pos=(this.lastPoint-this.startPoint)+this.sizingSplitter.position;
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dojo.style(this.virtualSizer,(this.isHorizontal?"left":"top"),pos+"px");
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},_getCookieName:function(i){
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return this.id+"_"+i;
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},_restoreState:function(){
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dojo.forEach(this.getChildren(),function(_2b,i){
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var _2c=this._getCookieName(i);
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var _2d=dojo.cookie(_2c);
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if(_2d){
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var pos=parseInt(_2d);
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if(typeof pos=="number"){
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_2b.sizeShare=pos;
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}
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}
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},this);
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},_saveState:function(){
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if(!this.persist){
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return;
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}
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dojo.forEach(this.getChildren(),function(_2e,i){
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dojo.cookie(this._getCookieName(i),_2e.sizeShare,{expires:365});
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},this);
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}});
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dojo.extend(dijit._Widget,{sizeMin:10,sizeShare:10});
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}