Android官方下拉刷新控件SwipeRefreshLayout

       <android.support.v4.widget.SwipeRefreshLayout
               android:id="@+id/swipRefreshLayout"
               android:layout_width="match_parent"
               android:layout_height="match_parent" >
               <ListView
                   android:id="@+id/listview"
                   android:layout_width="match_parent"
                   android:layout_height="match_parent" >
               </ListView>
           </android.support.v4.widget.SwipeRefreshLayout>
   
  

       package com.bestyc.swiperefreshlayout;
       import java.util.ArrayList;
       import java.util.List;
       import com.bestyc.swiperefreshlayout.R;
       import android.app.Activity;
       import android.os.Bundle;
       import android.os.Handler;
       import android.support.v4.widget.SwipeRefreshLayout;
       import android.support.v4.widget.SwipeRefreshLayout.OnRefreshListener;
       import android.view.Window;
       import android.widget.ArrayAdapter;
       import android.widget.ListView;
       public class MainActivity extends Activity implements OnRefreshListener{
      	private ListView mListView;
      	private ArrayAdapter<String> adapter;
      	private List<String> mData;
      	private SwipeRefreshLayout mSwipeRefreshLayout;
      	Handler handler = new Handler(){
      		public void handleMessage(android.os.Message msg) {
      			//关闭刷新
       			mSwipeRefreshLayout.setRefreshing(false);
       			mListView.setAdapter(adapter);
       		};
       	};
      	@Override
      	protected void onCreate(Bundle savedInstanceState) {
      		super.onCreate(savedInstanceState);
       		requestWindowFeature(Window.FEATURE_NO_TITLE);
       		setContentView(R.layout.activity_main);
       		mSwipeRefreshLayout = (SwipeRefreshLayout) findViewById(R.id.swipRefreshLayout);
       		mSwipeRefreshLayout.setOnRefreshListener(this);
      		//设置刷新时的颜色
       		mSwipeRefreshLayout.setColorSchemeResources(
       				android.R.color.holo_blue_bright,
       				android.R.color.holo_green_light,
       				android.R.color.holo_orange_light);
       		mListView=(ListView) findViewById(R.id.listview);
       		mData = new ArrayList<String>();
      		for (int i=0;i<=10;i++) {
       			mData.add("加载的数据"+i);
       		}
       		adapter = new ArrayAdapter<String>(this, R.layout.item, R.id.text,mData);
       	}
      	@Override
      	public void onRefresh() {//更新数据
       		handler.sendEmptyMessageDelayed(1, 3000);
       	}
       }