天天向上

   1: package com.example.mediaplayertest;

   2:  

   3: import android.os.Bundle;

   4: import android.app.Activity;

   5: import android.view.Menu;

   6: //------------------------------------------------

   7: import android.media.MediaPlayer;

   8: import android.media.MediaPlayer.OnCompletionListener;

   9: import android.os.AsyncTask;

  10: import android.os.Bundle;

  11: import android.view.View;

  12: import android.view.View.OnClickListener;

  13: import android.widget.ImageButton;

  14: import android.widget.SeekBar;

  15: import android.widget.SeekBar.OnSeekBarChangeListener;

  16: import android.widget.TextView;

  17: //------------------------------------------------

   1:  

   2: public class MainActivity extends Activity {

   3:  

   4:     //--------------------------------------------------

   5:     // 變數宣告

   6:     private ImageButton play         = null;

   7:     private ImageButton pause        = null;

   8:     private ImageButton stop         = null;

   9:     private TextView    info         = null;

  10:     private MediaPlayer mMediaPlayer = null;      // 媒體播放

  11:     private boolean     pauseFlag    = false;     // 暫停播放標記

  12:     private boolean     playFlag     = true;      // 播放標記

  13:     private SeekBar     seekbar      = null;

  14:     //--------------------------------------------------

   1: //--------------------------------------------------

   2: // 變數初始化

   3: this.info  = (TextView)    super.findViewById(R.id.textView1);

   4: this.play  = (ImageButton) super.findViewById(R.id.imageButton1);

   5: this.pause = (ImageButton) super.findViewById(R.id.imageButton2); 

   6: this.stop  = (ImageButton) super.findViewById(R.id.imageButton3);

   7: this.seekbar = (SeekBar)   super.findViewById(R.id.seekBar1);

   8: //--------------------------------------------------