package com.kure.musicplayer.activities;
import android.app.ActionBar;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.AdapterView.OnItemLongClickListener;
import android.widget.ListView;
import com.kure.musicplayer.R;
import com.kure.musicplayer.kMP;
import com.kure.musicplayer.adapters.AdapterSong;
/**
* Shows a predefined list of songs, letting the user select
* them to play.
*
* @note This class is a mess because, to decide which songs to
* display, it uses the member `kMP.musicList`.
*/
public class ActivityListSongs extends ActivityMaster
implements OnItemClickListener {
/**
* List of songs that will be shown to the user.
*/
private ListView songListView;
@Override
protected void onCreate(Bundle popcorn) {
super.onCreate(popcorn);
setContentView(R.layout.activity_list_songs);
// Let's fill ourselves with all the songs
// available on the device.
songListView = (ListView)findViewById(R.id.activity_list_songs_list);
// We'll get warned when the user clicks on an item.
songListView.setOnItemClickListener(this);
// If we got an extra with a title, we'll apply it
Intent intent = getIntent();
Bundle bundle = intent.getExtras();
if (bundle != null)
this.setTitle((String)bundle.get("title"));
// Connects the song list to an adapter
// (thing that creates several Layouts from the song list)
if ((kMP.musicList != null) && (! kMP.musicList.isEmpty())) {
AdapterSong songAdapter = new AdapterSong(this, kMP.musicList);
songListView.setAdapter(songAdapter);
}
// This enables the "Up" button on the top Action Bar
// Note that it returns to the parent Activity, specified
// on `AndroidManifest`
ActionBar actionBar = getActionBar();
if (actionBar != null)
actionBar.setDisplayHomeAsUpEnabled(true);
// If we press and hold on a Song, let's add to the current
// playing queue.
songListView.setOnItemLongClickListener(new OnItemLongClickListener() {
@Override
public boolean onItemLongClick(AdapterView<?> parent, View view,
int position, long id) {
kMP.musicService.add(kMP.musicList.get(position));
return true;
}
});
}
/**
* When the user selects an item from our list, we'll start playing.
*
* We'll play the current list, starting from the song the user
* just selected.
*/
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
// We'll play the current song list
kMP.nowPlayingList = kMP.musicList;
// Sending the song index inside the now playing list.
// See the documentation of `ActivityNowPLayig` class.
Intent intent = new Intent(this, ActivityNowPlaying.class);
intent.putExtra("song", position);
startActivity(intent);
}
}