Ext之自定义组件,之ComboBox之Ajax查询 博客分类: ext extComboBox自动查询
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2024-02-18 22:40:16
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//类型 var sto = new Ext.data.JsonStore({ id:'ds', totalProperty:'totalProperty', root:'root', url:'/commplat/json_service.do', baseParams:{ jsonlist:'jsonlist', serviceClassName:'com.rtt.emergency.resource.service.http.cameraTypesServiceJSON', serviceMethodName:'queryCameraType' }, fields: [ {name: 'typeId',type: 'string'}, {name: 'typeName',type: 'string'} ], pruneModifiedRecords:true }); sto.load(); var ctype=new Ext.form.ComboBox({ id:'ctMonitor', name:'typeId', maxLength:80, width:160, fieldLabel:'类型', triggerAction:"all",//是否开启自动查询功能 store:sto,//定义数据源 displayField:"typeName",//关联某一个逻辑列名作为显示值 valueField:"typeId",//关联某一个逻辑列名作为实际值 mode:"local",//如果数据来自本地用local 如果来自远程用remote默认为remote emptyText:"请选择类型"//没有选择时候的默认值 });
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