VideoView简单视频播放

只是上上手而已的例子。

package com.chenchen.app;

import java.io.File;
import java.io.FilenameFilter;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;

import android.app.Activity;
import android.content.Context;
import android.media.MediaPlayer;
import android.os.Bundle;
import android.view.KeyEvent;
import android.view.WindowManager;
import android.widget.MediaController;
import android.widget.Toast;
import android.widget.VideoView;

public class MainActivity extends Activity {

	private Context context;
	private VideoView videoView;
	/*视频文件分别放在三个文件夹中，需要到时候全部放入一个list中随机播放*/
	private static final String MUSIC_PATH_1 = new String("/sdcard/qingbao/1/");
	private static final String MUSIC_PATH_2 = new String("/sdcard/qingbao/2/");
	private static final String MUSIC_PATH_3 = new String("/sdcard/qingbao/3/");
	private List<String> mMusicList = new ArrayList<String>();
	private int curIndex = 0;//
	Random r=new Random();
	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		context=this;
		listFiles();
	}

	/* 播放列表 */
	private void listFiles() {
		// 取得指定位置的文件设置显示到播放列表
		File path_1 = new File(MUSIC_PATH_1);
		File[] list = path_1.listFiles(new MusicFilter());
		if (list.length > 0) {
			for (File file : list) {
				mMusicList.add(MUSIC_PATH_1+file.getName());
			}
		}
		
		File path_2 = new File(MUSIC_PATH_2);
		list = path_2.listFiles(new MusicFilter());
		if (list.length > 0) {
			for (File file : list) {
				mMusicList.add(MUSIC_PATH_2+file.getName());
			}
		}
		File path_3 = new File(MUSIC_PATH_3);
		list = path_3.listFiles(new MusicFilter());
		if (list.length > 0) {
			for (File file : list) {
				mMusicList.add(MUSIC_PATH_3+file.getName());
			}
		}
		
	}

	/* 过滤文件类型 */
	class MusicFilter implements FilenameFilter {
		public boolean accept(File dir, String name) {
			// 这里还可以设置其他格式的文件
			return (name.endsWith(".mp4"));
		}
	}

	@Override
	protected void onDestroy() {
		// TODO Auto-generated method stub
		super.onDestroy();
	}

	@Override
	protected void onPause() {
		// TODO Auto-generated method stub
		super.onPause();
		if(videoView!=null&&videoView.isPlaying()){
			videoView.pause();
		}
		
	}

	@Override
	protected void onResume() {
		// TODO Auto-generated method stub
		super.onResume();
		startVideo();
	}

	private void startVideo(){
		videoView = (VideoView) findViewById(R.id.videoView);
		MediaController mc = new MediaController(context);
		videoView.setMediaController(mc);
		// videoView.setVideoURI(Uri.parse("http://....h.3gp"));
		videoView.requestFocus();
		play();
		videoView
				.setOnCompletionListener(new MediaPlayer.OnCompletionListener() {

					@Override
					public void onCompletion(MediaPlayer mp) {
						// TODO Auto-generated method stub
						play();//播放完毕再继续下一首
					}
				});
		videoView.setOnErrorListener(new MediaPlayer.OnErrorListener() {
			
			@Override
			public boolean onError(MediaPlayer mp, int what, int extra) {
				// TODO Auto-generated method stub
				play();//播放出错再继续下一首
				return true;
			}
		});
	}
	
	private void play(){
		curIndex=r.nextInt(mMusicList.size());
		videoView.setVideoPath(mMusicList.get(curIndex));
		videoView.start();
	}
	
	private long waitTime = 2000;
	private long touchTime = 0;
	@Override
	public boolean onKeyDown(int keyCode, KeyEvent event) {
		if (event.getAction() == KeyEvent.ACTION_DOWN
				&& KeyEvent.KEYCODE_BACK == keyCode) {
			long currentTime = System.currentTimeMillis();
			if ((currentTime - touchTime) >= waitTime) {
				Toast.makeText(context, "再按一次退出程序", Toast.LENGTH_SHORT).show();
				touchTime = currentTime;
			} else {
				finish();
				System.exit(0);
			}
			return true;
		}else if(KeyEvent.KEYCODE_HOME == keyCode){
			return true;
		}

		return super.onKeyDown(keyCode, event);
	}

	@Override
    public void onAttachedToWindow () {
		/*本想屏蔽Home键，加上后播放器没画面，但有声音，why？*/
//        this.getWindow().setType(WindowManager.LayoutParams.TYPE_KEYGUARD); 
        super.onAttachedToWindow();
    }
	
}

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:gravity="center"
    >
    <VideoView
     android:id="@+id/videoView"
     android:layout_width="fill_parent"
     android:layout_height="fill_parent"
    />
</LinearLayout>

android:theme="@android:style/Theme.NoTitleBar.Fullscreen"

<!--为屏蔽home健而加-->
<uses-permission android:name="android.permission.DISABLE_KEYGUARD"/>