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/* * Ext JS Library 2.2 * Copyright(c) 2006-2008, Ext JS, LLC. * licensing@extjs.com * * http://extjs.com/license
*/
(function(){Ext.Layer=function(D,C){D=D||{};var E=Ext.DomHelper;var G=D.parentEl,F=G?Ext.getDom(G):document.body;if(C){this.dom=Ext.getDom(C)}if(!this.dom){var H=D.dh||{tag:"div",cls:"x-layer"};this.dom=E.append(F,H)}if(D.cls){this.addClass(D.cls)}this.constrain=D.constrain!==false;this.visibilityMode=Ext.Element.VISIBILITY;if(D.id){this.id=this.dom.id=D.id}else{this.id=Ext.id(this.dom)}this.zindex=D.zindex||this.getZIndex();this.position("absolute",this.zindex);if(D.shadow){this.shadowOffset=D.shadowOffset||4;this.shadow=new Ext.Shadow({offset:this.shadowOffset,mode:D.shadow})}else{this.shadowOffset=0}this.useShim=D.shim!==false&&Ext.useShims;this.useDisplay=D.useDisplay;this.hide()};var A=Ext.Element.prototype;var B=[];Ext.extend(Ext.Layer,Ext.Element,{getZIndex:function(){return this.zindex||parseInt(this.getStyle("z-index"),10)||11000},getShim:function(){if(!this.useShim){return null}if(this.shim){return this.shim}var D=B.shift();if(!D){D=this.createShim();D.enableDisplayMode("block");D.dom.style.display="none";D.dom.style.visibility="visible"}var C=this.dom.parentNode;if(D.dom.parentNode!=C){C.insertBefore(D.dom,this.dom)}D.setStyle("z-index",this.getZIndex()-2);this.shim=D;return D},hideShim:function(){if(this.shim){this.shim.setDisplayed(false);B.push(this.shim);delete this.shim}},disableShadow:function(){if(this.shadow){this.shadowDisabled=true;this.shadow.hide();this.lastShadowOffset=this.shadowOffset;this.shadowOffset=0}},enableShadow:function(C){if(this.shadow){this.shadowDisabled=false;this.shadowOffset=this.lastShadowOffset;delete this.lastShadowOffset;if(C){this.sync(true)}}},sync:function(C){var I=this.shadow;if(!this.updating&&this.isVisible()&&(I||this.useShim)){var F=this.getShim();var H=this.getWidth(),E=this.getHeight();var D=this.getLeft(true),J=this.getTop(true);if(I&&!this.shadowDisabled){if(C&&!I.isVisible()){I.show(this)}else{I.realign(D,J,H,E)}if(F){if(C){F.show()}var G=I.adjusts,K=F.dom.style;K.left=(Math.min(D,D+G.l))+"px";K.top=(Math.min(J,J+G.t))+"px";K.width=(H+G.w)+"px";K.height=(E+G.h)+"px"}}else{if(F){if(C){F.show()}F.setSize(H,E);F.setLeftTop(D,J)}}}},destroy:function(){this.hideShim();if(this.shadow){this.shadow.hide()}this.removeAllListeners();Ext.removeNode(this.dom);Ext.Element.uncache(this.id)},remove:function(){this.destroy()},beginUpdate:function(){this.updating=true},endUpdate:function(){this.updating=false;this.sync(true)},hideUnders:function(C){if(this.shadow){this.shadow.hide()}this.hideShim()},constrainXY:function(){if(this.constrain){var G=Ext.lib.Dom.getViewWidth(),C=Ext.lib.Dom.getViewHeight();var L=Ext.getDoc().getScroll();var K=this.getXY();var H=K[0],F=K[1];var I=this.dom.offsetWidth+this.shadowOffset,D=this.dom.offsetHeight+this.shadowOffset;var E=false;if((H+I)>G+L.left){H=G-I-this.shadowOffset;E=true}if((F+D)>C+L.top){F=C-D-this.shadowOffset;E=true}if(H<L.left){H=L.left;E=true}if(F<L.top){F=L.top;E=true}if(E){if(this.avoidY){var J=this.avoidY;if(F<=J&&(F+D)>=J){F=J-D-5}}K=[H,F];this.storeXY(K);A.setXY.call(this,K);this.sync()}}},isVisible:function(){return this.visible},showAction:function(){this.visible=true;if(this.useDisplay===true){this.setDisplayed("")}else{if(this.lastXY){A.setXY.call(this,this.lastXY)}else{if(this.lastLT){A.setLeftTop.call(this,this.lastLT[0],this.lastLT[1])}}}},hideAction:function(){this.visible=false;if(this.useDisplay===true){this.setDisplayed(false)}else{this.setLeftTop(-10000,-10000)}},setVisible:function(E,D,G,H,F){if(E){this.showAction()}if(D&&E){var C=function(){this.sync(true);if(H){H()}}.createDelegate(this);A.setVisible.call(this,true,true,G,C,F)}else{if(!E){this.hideUnders(true)}var C=H;if(D){C=function(){this.hideAction();if(H){H()}}.createDelegate(this)}A.setVisible.call(this,E,D,G,C,F);if(E){this.sync(true)}else{if(!D){this.hideAction()}}}},storeXY:function(C){delete this.lastLT;this.lastXY=C},storeLeftTop:function(D,C){delete this.lastXY;this.lastLT=[D,C]},beforeFx:function(){this.beforeAction();return Ext.Layer.superclass.beforeFx.apply(this,arguments)},afterFx:function(){Ext.Layer.superclass.afterFx.apply(this,arguments);th
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