combo-min.js

java web javascript富客户端

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


Ext.form.ComboBox=function(_1){Ext.form.ComboBox.superclass.constructor.call(this,_1);this.addEvents({"expand":true,"collapse":true,"beforeselect":true,"select":true,"beforequery":true});if(this.transform){this.allowDomMove=false;var s=Ext.getDom(this.transform);if(!this.hiddenName){this.hiddenName=s.name;}if(!this.store){this.mode="local";var d=[],_4=s.options;for(var i=0,_6=_4.length;i<_6;i++){var o=_4[i];var _8=(Ext.isIE?o.getAttributeNode("value").specified:o.hasAttribute("value"))?o.value:o.text;if(o.selected){this.value=_8;}d.push([_8,o.text]);}this.store=new Ext.data.SimpleStore({"id":0,fields:["value","text"],data:d});this.valueField="value";this.displayField="text";}s.name=Ext.id();if(!this.lazyRender){this.target=true;this.el=Ext.DomHelper.insertBefore(s,this.autoCreate||this.defaultAutoCreate);s.parentNode.removeChild(s);this.render(this.el.parentNode);}else{s.parentNode.removeChild(s);}}this.selectedIndex=-1;if(this.mode=="local"){if(_1.queryDelay===undefined){this.queryDelay=10;}if(_1.minChars===undefined){this.minChars=0;}}};Ext.extend(Ext.form.ComboBox,Ext.form.TriggerField,{defaultAutoCreate:{tag:"input",type:"text",size:"24",autocomplete:"off"},listWidth:undefined,displayField:undefined,valueField:undefined,hiddenName:undefined,listClass:"",selectedClass:"x-combo-selected",triggerClass:"x-form-arrow-trigger",shadow:"sides",listAlign:"tl-bl?",maxHeight:300,triggerAction:"query",minChars:4,typeAhead:false,queryDelay:500,pageSize:0,selectOnFocus:false,queryParam:"query",loadingText:"Loading...",resizable:false,handleHeight:8,editable:true,allQuery:"",mode:"remote",minListWidth:70,forceSelection:false,typeAheadDelay:250,valueNotFoundText:undefined,onRender:function(ct,_a){Ext.form.ComboBox.superclass.onRender.call(this,ct,_a);if(this.hiddenName){this.hiddenField=this.el.insertSibling({tag:"input",type:"hidden",name:this.hiddenName,id:(this.hiddenId||this.hiddenName)},"before",true);this.hiddenField.value=this.hiddenValue!==undefined?this.hiddenValue:this.value!==undefined?this.value:"";this.el.dom.removeAttribute("name");}if(Ext.isGecko){this.el.dom.setAttribute("autocomplete","off");}var _b="x-combo-list";this.list=new Ext.Layer({shadow:this.shadow,cls:[_b,this.listClass].join(" "),constrain:false});var lw=this.listWidth||Math.max(this.wrap.getWidth(),this.minListWidth);this.list.setWidth(lw);this.list.swallowEvent("mousewheel");this.assetHeight=0;if(this.title){this.header=this.list.createChild({cls:_b+"-hd",html:this.title});this.assetHeight+=this.header.getHeight();}this.innerList=this.list.createChild({cls:_b+"-inner"});this.innerList.on("mouseover",this.onViewOver,this);this.innerList.on("mousemove",this.onViewMove,this);this.innerList.setWidth(lw-this.list.getFrameWidth("lr"));if(this.pageSize){this.footer=this.list.createChild({cls:_b+"-ft"});this.pageTb=new Ext.PagingToolbar(this.footer,this.store,{pageSize:this.pageSize});this.assetHeight+=this.footer.getHeight();}if(!this.tpl){this.tpl="<div class=\""+_b+"-item\">{"+this.displayField+"}</div>";}this.view=new Ext.View(this.innerList,this.tpl,{singleSelect:true,store:this.store,selectedClass:this.selectedClass});this.view.on("click",this.onViewClick,this);this.store.on("beforeload",this.onBeforeLoad,this);this.store.on("load",this.onLoad,this);this.store.on("loadexception",this.collapse,this);if(this.resizable){this.resizer=new Ext.Resizable(this.list,{pinned:true,handles:"se"});this.resizer.on("resize",function(r,w,h){this.maxHeight=h-this.handleHeight-this.list.getFrameWidth("tb")-this.assetHeight;this.listWidth=w;this.innerList.setWidth(w-this.list.getFrameWidth("lr"));this.restrictHeight();},this);this[this.pageSize?"footer":"innerList"].setStyle("margin-bottom",this.handleHeight+"px");}if(!this.editable){this.editable=true;this.setEditable(false);}},initEvents:function(){Ext.form.ComboBox.superclass.initEvents.call(this);this.keyNav=new Ext.KeyNav(this.el,{"up":function(e){this.inKeyMode=true;this.selectPrev();},"down":function(e){if(!this.isExpanded()){this.onTriggerClick();}else{this.inKeyMode=true;this.selectNext();}},"enter":function(e){this.onViewClick();},"esc":function(e){this.collapse();},"tab":function(e){this.onViewClick(false);return true;},scope:this,doRelay:function(foo,bar,_17){if(_17=="down"||this.scope.isExpanded()){return Ext.KeyNav.prototype.doRelay.apply(this,arguments);}return true;},forceKeyDown:true});this.queryDelay=Math.max(this.queryDelay||10,this.mode=="local"?10:250);this.dqTask=new Ext.util.DelayedTask(this.initQuery,this);if(this.typeAhead){this.taTask=new Ext.util.DelayedTask(this.onTypeAhead,this);}if(this.editable!==false){this.el.on("keyup",this.onKeyUp,this);}if(this.forceSelection){this.on("blur",this.doForce,this);}},onDestroy:function(){if(this.view){this.view.setStore(null);this.view.el.removeAllListeners();this.view.el.remove();this.view.purgeListeners();}if(this.list){this.list.destroy();}if(this.store){this.store.un("beforeload",this.onBeforeLoad,this);this.store.un("load",this.onLoad,this);this.store.un("loadexception",this.collapse,this);}Ext.form.ComboBox.superclass.onDestroy.call(this);},fireKey:function(e){if(e.isNavKeyPress()&&!this.list.isVisible()){this.fireEvent("specialkey",this,e);}},onResize:function(w,h){Ext.form.ComboBox.superclass.onResize.apply(this,arguments);if(this.list&&this.listWidth===undefined){var lw=Math.max(w,this.minListWidth);this.list.setWidth(lw);this.innerList.setWidth(lw-this.list.getFrameWidth("lr"));}},setEditable:function(_1c){if(_1c==this.editable){return;}this.editable=_1c;if(!_1c){this.el.dom.setAttribute("readOnly",true);this.el.on("mousedown",this.onTriggerClick,this);this.el.addClass("x-combo-noedit");}else{this.el.dom.setAttribute("readOnly",false);this.el.un("mousedown",this.onTriggerClick,this);this.el.removeClass("x-combo-noedit");}},onBeforeLoad:function(){if(!this.hasFocus){return;}this.innerList.update(this.loadingText?"<div class=\"loading-indicator\">"+this.loadingText+"</div>":"");this.restrictHeight();this.selectedIndex=-1;},onLoad:function(){if(!this.hasFocus){return;}if(this.store.getCount()>0){this.expand();this.restrictHeight();if(this.lastQuery==this.allQuery){if(this.editable){this.el.dom.select();}if(!this.selectByValue(this.value,true)){this.select(0,true);}}else{this.selectNext();if(this.typeAhead&&this.lastKey!=Ext.EventObject.BACKSPACE&&this.lastKey!=Ext.EventObject.DELETE){this.taTask.delay(this.typeAheadDelay);}}}else{this.onEmptyResults();}},onTypeAhead:function(){if(this.store.getCount()>0){var r=this.store.getAt(0);var _1e=r.data[this.displayField];var len=_1e.length;var _20=this.getRawValue().length;if(_20!=len){this.setRawValue(_1e);this.selectText(_20,_1e.length);}}},onSelect:function(_21,_22){if(this.fireEvent("beforeselect",this,_21,_22)!==false){this.setValue(_21.data[this.valueField||this.displayField]);this.collapse();this.fireEvent("select",this,_21,_22);}},getValue:function(){if(this.valueField){return typeof this.value!="undefined"?this.value:"";}else{return Ext.form.ComboBox.superclass.getValue.call(this);}},clearValue:function(){if(this.hiddenField){this.hiddenField.value="";}this.setRawValue("");this.lastSelectionText="";this.applyEmptyText();},setValue:function(v){var _24=v;if(this.valueField){var r=this.findRecord(this.valueField,v);if(r){_24=r.data[this.displayField];}else{if(this.valueNotFoundText!==undefined){_24=this.valueNotFoundText;}}}this.lastSelectionText=_24;if(this.hiddenField){this.hiddenField.value=v;}Ext.form.ComboBox.superclass.setValue.call(this,_24);this.value=v;},findRecord:function(_26,_27){var _28;if(this.store.getCount()>0){this.store.each(function(r){if(r.data[_26]==_27){_28=r;return false;}});}return _28;},onViewMove:function(e,t){this.inKeyMode=false;},onViewOver:function(e,t){if(this.inKeyMode){return;}var _2e=this.view.findItemFromChild(t);if(_2e){var _2f=this.view.indexOf(_2e);this.select(_2f,false);}},onViewClick:function(_30){var _31=this.view.getSelectedIndexes()[0];var r=this.store.getAt(_31);if(r){this.onSelect(r,_31);}if(_30!==false){this.el.focus();}},restrictHeight:function(){this.innerList.dom.style.height="";var _33=this.innerList.dom;var h=Math.max(_33.clientHeight,_33.offsetHeight,_33.scrollHeight);this.innerList.setHeight(h<this.maxHeight?"auto":this.maxHeight);this.list.beginUpdate();this.list.setHeight(this.innerList.getHeight()+this.list.getFrameWidth("tb")+(this.resizable?this.handleHeight:0)+this.assetHeight);this.list.alignTo(this.el,this.listAlign);this.list.endUpdate();},onEmptyResults:function(){this.collapse();},isExpanded:function(){return this.list.isVisible();},selectByValue:function(v,_36){if(v!==undefined&&v!==null){var r=this.findRecord(this.valueField||this.displayField,v);if(r){this.select(this.store.indexOf(r),_36);return true;}}return false;},select:function(_38,_39){this.selectedIndex=_38;this.view.select(_38);if(_39!==false){var el=this.view.getNode(_38);if(el){this.innerList.scrollChildIntoView(el,false);}}},selectNext:function(){var ct=this.store.getCount();if(ct>0){if(this.selectedIndex==-1){this.select(0);}else{if(this.selectedIndex<ct-1){this.select(this.selectedIndex+1);}}}},selectPrev:function(){var ct=this.store.getCount();if(ct>0){if(this.selectedIndex==-1){this.select(0);}else{if(this.selectedIndex!=0){this.select(this.selectedIndex-1);}}}},onKeyUp:function(e){if(this.editable!==false&&!e.isSpecialKey()){this.lastKey=e.getKey();this.dqTask.delay(this.queryDelay);}},validateBlur:function(){return!this.list||!this.list.isVisible();},initQuery:function(){this.doQuery(this.getRawValue());},doForce:function(){if(this.el.dom.value.length>0){this.el.dom.value=this.lastSelectionText===undefined?"":this.lastSelectionText;this.applyEmptyText();}},doQuery:function(q,_3f){if(q===undefined||q===null){q="";}var qe={query:q,forceAll:_3f,combo:this,cancel:false};if(this.fireEvent("beforequery",qe)===false||qe.cancel){return false;}q=qe.query;_3f=qe.forceAll;if(_3f===true||(q.length>=this.minChars)){if(this.lastQuery!=q){this.lastQuery=q;if(this.mode=="local"){this.selectedIndex=-1;if(_3f){this.store.clearFilter();}else{this.store.filter(this.displayField,q);}this.onLoad();}else{this.store.baseParams[this.queryParam]=q;this.store.load({params:this.getParams(q)});this.expand();}}else{this.selectedIndex=-1;this.onLoad();}}},getParams:function(q){var p={};if(this.pageSize){p.start=0;p.limit=this.pageSize;}return p;},collapse:function(){if(!this.isExpanded()){return;}this.list.hide();Ext.get(document).un("mousedown",this.collapseIf,this);Ext.get(document).un("mousewheel",this.collapseIf,this);this.fireEvent("collapse",this);},collapseIf:function(e){if(!e.within(this.wrap)&&!e.within(this.list)){this.collapse();}},expand:function(){if(this.isExpanded()||!this.hasFocus){return;}this.list.alignTo(this.el,this.listAlign);this.list.show();Ext.get(document).on("mousedown",this.collapseIf,this);Ext.get(document).on("mousewheel",this.collapseIf,this);this.fireEvent("expand",this);},onTriggerClick:function(){if(this.disabled){return;}if(this.isExpanded()){this.collapse();this.el.focus();}else{this.hasFocus=true;if(this.triggerAction=="all"){this.doQuery(this.allQuery,true);}else{this.doQuery(this.getRawValue());}this.el.focus();}}});