EXTJS:过滤器存储不会出现第一次单击组合

Question

我想在从组合中选择值时过滤商店.当我选择第一个值时它不会过滤它但是在选择任何其他值时第二次它运行良好我的商店有autoLoad = true这里是我的代码

xtype: 'combo'
,fieldLabel: 'Online Type'
,name:'OnlineType'
,id:'cmbOnlineType'
,store: common.getStore(accounts20.dataForms.onlinePayments._storeOnlineType, accounts20.dataForms.onlinePayments)
,displayField:'OnlineType'
,valueField:'OnlineType'
,mode:'local' // important property when using store
,typeAhead: true
,triggerAction: 'all'
,selectOnFocus:true
,allowBlank:false
,forceSelection:true
,editable:true
,tabIndex:4
,width : 188
,listeners:{
    select:function(){
        if(Ext.getCmp('onlinePay-hdnMode').value!="E")
        {
            Ext.getCmp('onlinePay-cmbChequeNo').clearValue();
            Ext.getCmp('onlinePay-cmbChequeNo').getStore().removeAll();
            Ext.getCmp('onlinePay-cmbCrAccount').clearValue();
        }
        var store = Ext.getCmp('onlinePay-cmbCrAccount').getStore();
        if(this.getValue()=="Cheque" || this.getValue()=="Internet/Mobile")
        {   
            Ext.getCmp('onlinePay-chkIncCharges').setValue(false);
            if(this.getValue()=="Internet/Mobile")
            {
                Ext.getCmp('onlinePay-cmbChequeNo').disable();
                Ext.getCmp('onlinePay-chkIncCharges').disable();
            }else{
                Ext.getCmp('onlinePay-cmbChequeNo').enable();
                Ext.getCmp('onlinePay-chkIncCharges').enable();
            }
            //Filter store on bank accounts
            store.filter([
                {
                    property     : 'AccountTypeId',
                    value        : 'B',//Bank Accounts
                    anyMatch     : true, //optional, defaults to true
                    caseSensitive: false  //optional, defaults to true
                } ,
                //filter functions can also be passed
                {
                    fn   : function(record) {
                        return record.get('AccountTypeId') == 'B';
                    },
                    scope: this
                }
            ]);
        }else if(this.getValue()=="Cash"){
            Ext.getCmp('onlinePay-chkIncCharges').setValue(true);
            Ext.getCmp('onlinePay-chkIncCharges').disable();
            Ext.getCmp('onlinePay-cmbChequeNo').disable();
            //Filter store on cash accounts
            store.filter([
                {
                    property     : 'AccountTypeId',
                    value        : 'C',//Cash Accounts
                    anyMatch     : true, //optional, defaults to true
                    caseSensitive: false  //optional, defaults to true
                } ,
                //filter functions can also be passed
                {
                    fn   : function(record) {
                        return record.get('AccountTypeId') == 'C';
                    },
                    scope: this
                }
            ]);
        }
    }//end of select function
}//end of listener

Answer 1

定义lastQuery:''

http://dev.sencha.com/deploy/dev/docs/source/Combo.html#prop-Ext.form.ComboBox-lastQuery