1
我想把进度条,而oncreat完成...它需要大约10秒来开始活动和显示查看和准备mediaplayer ... 我可以用来显示进度条,直到它表明的意见和准备的媒体播放器.. 如果有任何视频教程,请你能不能把它在评论进度条(循环)显示虽然显示活动
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
final String url = "url";
play = (Button)findViewById(R.id.play);
pause = (Button)findViewById(R.id.pause);
seekbar = (SeekBar)findViewById(R.id.seekBar1);
am=(AudioManager)getSystemService(Context.AUDIO_SERVICE);
int max = am.getStreamMaxVolume(AudioManager.STREAM_MUSIC);
int min = am.getStreamVolume(AudioManager.STREAM_MUSIC);
seekbar.setMax(max);
seekbar.setProgress(min);
seekbar.setOnSeekBarChangeListener(this);
mediaPlayer = new MediaPlayer();
try {
mediaPlayer.setDataSource(url);
} catch (IllegalArgumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (SecurityException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IllegalStateException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
try {
mediaPlayer.prepare();
} catch (IllegalStateException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} // might take long! (for buffering, etc)
play.setOnClickListener(new OnClickListener(){
@Override
public void onClick(View v) {
Toast.makeText(getBaseContext(), "text", Toast.LENGTH_LONG).show();
mediaPlayer.start();
}});
pause.setOnClickListener(new OnClickListener(){
@Override
public void onClick(View v) {
mediaPlayer.pause();
}});
}