VideoView播放视频

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<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:paddingBottom="@dimen/activity_vertical_margin"    android:paddingLeft="@dimen/activity_horizontal_margin"    android:paddingRight="@dimen/activity_horizontal_margin"    android:paddingTop="@dimen/activity_vertical_margin"    tools:context=".MainActivity" >    <VideoView        android:id="@+id/videoView"        android:layout_width="match_parent"        android:layout_height="match_parent"       /></RelativeLayout>

package com.example.android_videoview;import java.io.File;import android.app.Activity;import android.graphics.PixelFormat;import android.os.Bundle;import android.view.Menu;import android.widget.MediaController;import android.widget.VideoView;public class MainActivity extends Activity {private VideoView videoView;private MediaController mediaController;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);getWindow().setFormat(PixelFormat.TRANSLUCENT);setContentView(R.layout.activity_main);videoView=(VideoView) findViewById(R.id.videoView);mediaController=new MediaController(this);File video=new File("/storage/sdcard0/MIUI/weather/cloudy_night.mp4");if(video.exists()){videoView.setVideoPath(video.getAbsolutePath());videoView.setMediaController(mediaController);mediaController.setMediaPlayer(videoView);videoView.requestFocus();}}@Overridepublic boolean onCreateOptionsMenu(Menu menu) {// Inflate the menu; this adds items to the action bar if it is present.getMenuInflater().inflate(R.menu.main, menu);return true;}}

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