Yii GridView Ajax 刷新

Yii GridView  Ajax 刷新，当页面点击一个按钮时，刷新数据。

1.控制器 

<?php
　　class privController extends Controller{
		public function actionAssign(){
			$model=new PrivAssign('search');
			$model->unsetAttributes();
			if(isset($_GET['PrivAssign']))
				$model->attributes=$_GET['PrivAssign'];		
			
			$this->render('assign',array(
				'model'=>$model
			));
		}
　　}
?>

　　

2.视图中

<?php $this->widget('zii.widgets.grid.CGridView', array(
	'id'=>'priv-grid',
	'dataProvider'=>$model->search(),
	'filter'=>$model,
	'columns'=>array(
		'groups',
		'modules',
		'controller',
		'action',
		'description',
		array(
		　　'class'=>'CButtonColumn',
		),
	),
)); ?>

<button onclick="refresh()">刷新</button>

<script>
	function refresh(){
		$.fn.yiiGridView.update('priv-grid', {
			type:'POST',
			url:'<?php echo Yii::app()->createUrl('priv/assign')?>',
			success:function(data) {
				$.fn.yiiGridView.update('priv-grid');
			}
		})	
	}
</script>