Android Open Source - peeler Current Song View

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Back to project page peeler.

License

The source code is released under:

MIT License

Java Source Code

package com.example.peeler;
/*from w w w  .j a  v a  2 s  .  c  o  m*/
import java.util.List;
import java.lang.Thread;

import android.util.Log;

import android.app.Activity;
import android.os.Bundle;
import android.os.AsyncTask;
import android.content.Intent;
import android.view.View;
import android.widget.Button;
import android.widget.SeekBar;
import android.widget.TextView;

public class CurrentSongView extends Activity {
  private Peeler peeler;
  private Streamer streamer;

  private TextView artist, album, title, currentTime, totalTime;
  private SeekBar position;
  private Button prevButton, playButton, pauseButton, nextButton;

  private Song currentSong;

  private UpdateTask updateTask;

  private class UpdateTask extends AsyncTask<Void, Void, Void> {
    protected Void doInBackground(Void... params) {
      while (true) {
        if (streamer.isStopped()) return null;

        try { Thread.sleep(100); } catch (InterruptedException e) { }

        publishProgress();
      }
    }

    protected void onProgressUpdate(Void... params) {
      if (currentSong == streamer.currentSong())
        updatePosition();
      else {
        updateDetails();
      }
    }

    protected void onPostExecute(Void presult) { updateDetails(); }
  }

    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

    setContentView(R.layout.current_song);
    title = (TextView)findViewById(R.id.songTitle);
    album = (TextView)findViewById(R.id.album);
    artist = (TextView)findViewById(R.id.artist);
    prevButton = (Button)findViewById(R.id.prev);
    playButton = (Button)findViewById(R.id.play);
    pauseButton = (Button)findViewById(R.id.pause);
    nextButton = (Button)findViewById(R.id.next);
    currentTime = (TextView)findViewById(R.id.currentTime);
    totalTime = (TextView)findViewById(R.id.totalTime);
    position = (SeekBar)findViewById(R.id.position);
    
    position.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
      public void onProgressChanged(SeekBar seekBar, int pos, boolean fromUser) {
        if (fromUser) {
          streamer.setPosition(pos);
          updatePosition();
        }
      }
      
      public void onStartTrackingTouch(SeekBar seekBar) { }
      public void onStopTrackingTouch(SeekBar seekBar) { }
    });

    peeler = (Peeler)getParent();
    streamer = peeler.streamer;
  }
  
  public void onResume() {
    super.onResume();

    updateDetails();
    if (currentSong != null) {
      updateTask = new UpdateTask();
      updateTask.execute();
    }
  }
  
  public void onPause() {
    super.onPause();
    if (updateTask != null) updateTask.cancel(true);
  }

  public void prev(View view) {
    streamer.prev();
    updateDetails();
  }

  public void play(View view) {
    streamer.play();
    updateDetails();
  }

  public void pause(View view) {
    streamer.pause();
    updateDetails();
  }

  public void next(View view) {
    streamer.next();
    updateDetails();
  }
  
  public void toggleShuffle(View view) {
    peeler.toggleShuffle();
  }
  
  public void toggleRepeat(View view) {
    streamer.toggleRepeat();
  }

  void updateDetails() {
    currentSong = streamer.currentSong();
    if (currentSong == null) {
      artist.setText("");
      album.setText("Nothing playing");
      title.setText("");

      prevButton.setEnabled(false);
      playButton.setEnabled(false);
      nextButton.setEnabled(false);
      showPlayButton();

      position.setEnabled(false);
      position.setProgress(0);
      totalTime.setText("");
      currentTime.setText("");
    } else {
      artist.setText("Artist: " + currentSong.artist.name);
      album.setText("Album: " + currentSong.album.title);
      title.setText("Title: " + currentSong.title);

      prevButton.setEnabled(true);
      playButton.setEnabled(true);
      nextButton.setEnabled(true);
      if (streamer.isPlaying())
        showPauseButton();
      else
        showPlayButton();

      position.setEnabled(true);
      position.setMax(currentSong.duration);
      totalTime.setText(timeToStr(currentSong.duration));
      updatePosition();
    }
  }

  void updatePosition() {
    currentTime.setText(timeToStr(streamer.currentPosition()));
    position.setProgress(streamer.currentPosition());
  }

  void showPauseButton() {
    playButton.setVisibility(View.GONE);
    pauseButton.setVisibility(View.VISIBLE);
  }

  void showPlayButton() {
    pauseButton.setVisibility(View.GONE);
    playButton.setVisibility(View.VISIBLE);
  }

  static String timeToStr(int time) {
    int msecs = time % 1000;
    int secs = (time /= 1000) % 60;
    int mins = (time /= 60) % 60;
    int hours = (time /= 60);
    String str = "";
    if (hours > 0) str += hours + ":";
    str += mins + ":";
    return str + (secs < 10 ? "0" : "") + secs;
  }
}

Java Source Code List

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