extjs之隔行变色和grid加载时的等待

在grid的里配置

viewConfig : {

loadMask: new Ext.LoadMask(this,{msg:'正在加载数据...'}),
getRowClass: function(record, rowIndex, rowParams, store){
if(rowIndex%2==0){
return 'two-row';
}else{
return 'one-row';
}
}
}