borderlayout-min.js

ext js demo ext学习资料

/*
 * Ext JS Library 1.1 RC 1
 * Copyright(c) 2006-2007, Ext JS, LLC.
 * [e-mail]
 * 
 * http://www.extjs.com/license
 */


Ext.BorderLayout=function(_1,_2){_2=_2||{};Ext.BorderLayout.superclass.constructor.call(this,_1,_2);this.factory=_2.factory||Ext.BorderLayout.RegionFactory;for(var i=0,_4=this.factory.validRegions.length;i<_4;i++){var _5=this.factory.validRegions[i];if(_2[_5]){this.addRegion(_5,_2[_5]);}}};Ext.extend(Ext.BorderLayout,Ext.LayoutManager,{addRegion:function(_6,_7){if(!this.regions[_6]){var r=this.factory.create(_6,this,_7);this.bindRegion(_6,r);}return this.regions[_6];},bindRegion:function(_9,r){this.regions[_9]=r;r.on("visibilitychange",this.layout,this);r.on("paneladded",this.layout,this);r.on("panelremoved",this.layout,this);r.on("invalidated",this.layout,this);r.on("resized",this.onRegionResized,this);r.on("collapsed",this.onRegionCollapsed,this);r.on("expanded",this.onRegionExpanded,this);},layout:function(){if(this.updating){return;}var _b=this.getViewSize();var w=_b.width,h=_b.height;var _e=w,_f=h,_10=0,_11=0;var rs=this.regions;var n=rs["north"],s=rs["south"],_15=rs["west"],e=rs["east"],c=rs["center"];if(n&&n.isVisible()){var b=n.getBox();var m=n.getMargins();b.width=w-(m.left+m.right);b.x=m.left;b.y=m.top;_10=b.height+b.y+m.bottom;_f-=_10;n.updateBox(this.safeBox(b));}if(s&&s.isVisible()){var b=s.getBox();var m=s.getMargins();b.width=w-(m.left+m.right);b.x=m.left;var _1a=(b.height+m.top+m.bottom);b.y=h-_1a+m.top;_f-=_1a;s.updateBox(this.safeBox(b));}if(_15&&_15.isVisible()){var b=_15.getBox();var m=_15.getMargins();b.height=_f-(m.top+m.bottom);b.x=m.left;b.y=_10+m.top;var _1b=(b.width+m.left+m.right);_11+=_1b;_e-=_1b;_15.updateBox(this.safeBox(b));}if(e&&e.isVisible()){var b=e.getBox();var m=e.getMargins();b.height=_f-(m.top+m.bottom);var _1b=(b.width+m.left+m.right);b.x=w-_1b+m.left;b.y=_10+m.top;_e-=_1b;e.updateBox(this.safeBox(b));}if(c){var m=c.getMargins();var _1c={x:_11+m.left,y:_10+m.top,width:_e-(m.left+m.right),height:_f-(m.top+m.bottom)};c.updateBox(this.safeBox(_1c));}this.el.repaint();this.fireEvent("layout",this);},safeBox:function(box){box.width=Math.max(0,box.width);box.height=Math.max(0,box.height);return box;},add:function(_1e,_1f){_1e=_1e.toLowerCase();return this.regions[_1e].add(_1f);},remove:function(_20,_21){_20=_20.toLowerCase();return this.regions[_20].remove(_21);},findPanel:function(_22){var rs=this.regions;for(var _24 in rs){if(typeof rs[_24]!="function"){var p=rs[_24].getPanel(_22);if(p){return p;}}}return null;},showPanel:function(_26){var rs=this.regions;for(var _28 in rs){var r=rs[_28];if(typeof r!="function"){if(r.hasPanel(_26)){return r.showPanel(_26);}}}return null;},restoreState:function(_2a){if(!_2a){_2a=Ext.state.Manager;}var sm=new Ext.LayoutStateManager();sm.init(this,_2a);},batchAdd:function(_2c){this.beginUpdate();for(var _2d in _2c){var lr=this.regions[_2d];if(lr){this.addTypedPanels(lr,_2c[_2d]);}}this.endUpdate();},addTypedPanels:function(lr,ps){if(typeof ps=="string"){lr.add(new Ext.ContentPanel(ps));}else{if(ps instanceof Array){for(var i=0,len=ps.length;i<len;i++){this.addTypedPanels(lr,ps[i]);}}else{if(!ps.events){var el=ps.el;delete ps.el;lr.add(new Ext.ContentPanel(el||Ext.id(),ps));}else{lr.add(ps);}}}}});Ext.BorderLayout.create=function(_34,_35){var _36=new Ext.BorderLayout(_35||document.body,_34);_36.beginUpdate();var _37=Ext.BorderLayout.RegionFactory.validRegions;for(var j=0,_39=_37.length;j<_39;j++){var lr=_37[j];if(_36.regions[lr]&&_34[lr].panels){var r=_36.regions[lr];var ps=_34[lr].panels;_36.addTypedPanels(r,ps);}}_36.endUpdate();return _36;};Ext.BorderLayout.RegionFactory={validRegions:["north","south","east","west","center"],create:function(_3d,mgr,_3f){_3d=_3d.toLowerCase();if(_3f.lightweight||_3f.basic){return new Ext.BasicLayoutRegion(mgr,_3f,_3d);}switch(_3d){case"north":return new Ext.NorthLayoutRegion(mgr,_3f);case"south":return new Ext.SouthLayoutRegion(mgr,_3f);case"east":return new Ext.EastLayoutRegion(mgr,_3f);case"west":return new Ext.WestLayoutRegion(mgr,_3f);case"center":return new Ext.CenterLayoutRegion(mgr,_3f);}throw"Layout region \""+_3d+"\" not supported.";}};