Ext.form.ComboBox默认选中

1.静态数据

var data1 = [];//静态数据

var combo1 = new Ext.form.ComboBox({
   store: new Ext.data.SimpleStore({
     fields: ['id','name'],  data: [],
     listeners: {
      load: function(store, records, options){
       if(records.length > 0){
       combo1.setValue(records[0].get(combo1.valueField));
      }
      }
     }
    }),
    displayField: 'name',valueField: 'id',mode: 'local',width:'200',
    hiddenName:'bean.proType',fieldLabel: '类别',allowBlank: false,
   editable: false,hideTrigger:false,selectOnFocus: true,triggerAction: 'all'
     });

combo1.getStore().loadData(data1);

 

2.动态数据

var combo2 = new Ext.form.ComboBox({
   store: new Ext.data.SimpleStore({
     fields: ['id','name'],autoLoad:true,
    proxy: new Ext.data.HttpProxy({ url: 'app/listRebate4Combo.do' }),
    listeners: {
     load: function (store,records,options){
      if(records.length > 0){
       combo2.setValue(records[0].get(combo2.valueField));
      }
     }
    }
    }),
    displayField: 'name',valueField: 'id',mode: 'local',width:'200',
    hiddenName:'bean.isSale',fieldLabel: '折扣',
   editable: false,hideTrigger:false,selectOnFocus: true,triggerAction: 'all'
     });