Android Open Source - SimpleMusicPlayer Song List

• Back to Sound/player  ↑

From Project

Back to project page SimpleMusicPlayer.

License

The source code is released under:

Copyright 2011 Micha? Kazior. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: ...

Java Source Code

package com.michalkazior.simplemusicplayer;
/*from w w  w .ja  v  a  2  s. c  om*/
import java.util.ArrayList;
import java.util.Arrays;

import android.app.Activity;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.ServiceConnection;
import android.os.Bundle;
import android.os.IBinder;
import android.view.ContextMenu;
import android.view.KeyEvent;
import android.view.Menu;
import android.view.MenuItem;
import android.view.MenuItem.OnMenuItemClickListener;
import android.view.View;
import android.view.ContextMenu.ContextMenuInfo;
import android.view.View.OnClickListener;
import android.view.View.OnKeyListener;
import android.view.inputmethod.InputMethodManager;
import android.widget.AdapterView.AdapterContextMenuInfo;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.AdapterView;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ListView;

/**
 * Activity for song searching and enqueueing.
 * 
 * The user may filter songs by a given phrase set. The filter matches songs
 * that contain all typed words.
 */
public class SongList extends Activity {
  private ListView availableSongsListView;
  private EditText filterEditText;
  private Button clearButton;
  private Song selectedSong;
  private Song[] allSongs = {};
  private ArrayList<Song> filteredSongs = new ArrayList<Song>();
  private Player player = null;
  public static Activity INSTANCE = null;

  private ServiceConnection playerConnection = new ServiceConnection() {
    @Override
    public void onServiceDisconnected(ComponentName name) {
      player = null;
    }

    @Override
    public void onServiceConnected(ComponentName name, IBinder service) {
      player = ((Player.Proxy) service).getPlayer();
      allSongs = player.getAllSongs();
      updateAvailableSongsListView();
    }
  };

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    setContentView(R.layout.songlist);

    availableSongsListView = (ListView) findViewById(R.id.playlistAvailableSongsListView);
    filterEditText = (EditText) findViewById(R.id.playlistFilterEditText);
    clearButton = (Button) findViewById(R.id.clearButton);

    registerForContextMenu(availableSongsListView);
    availableSongsListView.setOnItemClickListener(new OnItemClickListener() {
      @Override
      public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
        view.showContextMenu();
      }
    });
    availableSongsListView.setAdapter(new SongAdapter(this, new Song[] {}));

    filterEditText.setOnKeyListener(new OnKeyListener() {
      @Override
      public boolean onKey(View v, int keyCode, KeyEvent event) {
        if (event.getKeyCode() == KeyEvent.KEYCODE_ENTER) {
          updateAvailableSongsListView();
          InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
          imm.hideSoftInputFromWindow(filterEditText.getWindowToken(), 0);
          return true;
        }
        return false;
      }
    });

    clearButton.setOnClickListener(new OnClickListener() {
      @Override
      public void onClick(View v) {
        filterEditText.setText("");
        updateAvailableSongsListView();
      }
    });

    INSTANCE = this;

    bindService(new Intent(SongList.this, Player.class), playerConnection, BIND_AUTO_CREATE);

    if (!Player.isExternalStorageMounted()) {
      setContentView(R.layout.songlist_notmounted);
      return;
    }
  }

  @Override
  protected void onResume() {
    if (player != null) {
      allSongs = player.getAllSongs();
      updateAvailableSongsListView();
    }
    super.onResume();
  }

  @Override
  protected void onDestroy() {
    INSTANCE = null;
    super.onDestroy();
  }

  /**
   * Updates the available songs list.
   * 
   * Updates the list accordingly to the entered filter phrase in the edit
   * text box.
   */
  private void updateAvailableSongsListView() {
    filteredSongs = new ArrayList<Song>();
    String words[] = filterEditText.getText().toString().toLowerCase().split(" ");

    for (Song song : allSongs) {
      String name = song.getPath().toLowerCase();
      boolean matches = true;
      for (String word : words) {
        if (!name.contains(word)) matches = false;
      }
      if (matches) filteredSongs.add(song);
    }

    ((SongAdapter) availableSongsListView.getAdapter()).setItems(filteredSongs
        .toArray(new Song[] {}));
  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    menu.add(R.string.option_menu_enqueue_all).setOnMenuItemClickListener(
        new OnMenuItemClickListener() {
          @Override
          public boolean onMenuItemClick(MenuItem item) {
            boolean autoplay = player.getEnqueuedSongs().length == 0;
            for (Song song : filteredSongs) {
              player.enqueueSong(song.spawn(), -1);
            }
            if (autoplay) player.play();
            return false;
          }
        });

    return super.onCreateOptionsMenu(menu);
  }

  @Override
  public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
    AdapterContextMenuInfo info = (AdapterContextMenuInfo) menuInfo;
    selectedSong = (Song) availableSongsListView.getItemAtPosition(info.position);

    menu.add(R.string.context_menu_play_now).setOnMenuItemClickListener(
        new OnMenuItemClickListener() {
          @Override
          public boolean onMenuItemClick(MenuItem item) {
            Song song = selectedSong.spawn();
            player.reset();
            player.enqueueSong(song, 0);
            player.setPlaying(song);
            player.play();
            return false;
          }
        });

    menu.add(R.string.context_menu_play_next).setOnMenuItemClickListener(
        new OnMenuItemClickListener() {
          @Override
          public boolean onMenuItemClick(MenuItem item) {
            boolean autoplay = player.getEnqueuedSongs().length == 0;
            player.enqueueSong(
                selectedSong.spawn(),
                Arrays.asList(player.getEnqueuedSongs()).indexOf(
                    player.getPlaying()) + 1);
            if (autoplay) player.play();
            return false;
          }
        });

    menu.add(R.string.context_menu_enqueue).setOnMenuItemClickListener(
        new OnMenuItemClickListener() {
          @Override
          public boolean onMenuItemClick(MenuItem item) {
            boolean autoplay = player.getEnqueuedSongs().length == 0;
            player.enqueueSong(selectedSong.spawn(), -1);
            if (autoplay) player.play();
            return false;
          }
        });

    super.onCreateContextMenu(menu, v, menuInfo);
  }

  @Override
  public void onBackPressed() {
    startActivity(new Intent(this, SongQueue.class)
        .setFlags(Intent.FLAG_ACTIVITY_REORDER_TO_FRONT));
  }
}

Java Source Code List

• Back to Sound/player  ↑