/*变量声明*/
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private ImageButton playBtn = null;//播放、暂停
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private ImageButton latestBtn = null;//上一首
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private ImageButton nextButton = null;//下一首
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private ImageButton forwardBtn = null;//快进
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private ImageButton rewindBtn = null;//快退
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private TextView playtime = null;//已播放时间
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private TextView durationTime = null;//歌曲时间
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private SeekBar seekbar = null;//歌曲进度
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private Handler handler = null;//用于进度条
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private Handler fHandler = null;//用于快进
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private int currentPosition;//当前播放位置
[代码] 获得上一个activity传来的数据
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.play);
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Intent intent = this.getIntent();
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Bundle bundle = intent.getExtras();
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_ids = bundle.getIntArray("_ids"); //获得保存音乐文件_ID的数组
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position = bundle.getInt("position"); //获得应该播放的音乐的号数,既播放第几首
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//代码未完，见下面的代码
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}
[代码] 初始化控件
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playtime = (TextView)findViewById(R.id.playtime); //显示已经播放的时间
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durationTime = (TextView)findViewById(R.id.duration); //显示歌曲总时间
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playBtn = (ImageButton)findViewById(R.id.playBtn); //开始播放、暂停播放按钮
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latestBtn = (ImageButton)findViewById(R.id.latestBtn); //播放上一首按钮
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nextButton = (ImageButton)findViewById(R.id.nextBtn); //播放下一首按钮
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forwardBtn = (ImageButton)findViewById(R.id.forwardBtn); //快进按钮
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rewindBtn = (ImageButton)findViewById(R.id.rewindBtn); //快退按钮
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