Android Open Source - PlayTunes Add To Playlist Dialog Fragment

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License

The source code is released under:
Copyright (c) 2014, Impeccable Labs, LLC. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions ar...
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Java Source Code

package com.ideabag.playtunes.dialog;
//w w  w.ja  va2  s.  c  om
import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.provider.MediaStore;
import android.support.v4.app.DialogFragment;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentTransaction;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ImageButton;
import android.widget.LinearLayout;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;

import com.ideabag.playtunes.PlaylistManager;
import com.ideabag.playtunes.R;
import com.ideabag.playtunes.adapter.AsyncQueryAdapter;
import com.ideabag.playtunes.database.MediaQuery;
import com.ideabag.playtunes.util.QueryCountTask;

public class AddToPlaylistDialogFragment extends DialogFragment implements OnItemClickListener {
  
  String mMediaID;
  
  PlaylistManager mPlaylistManager;
  
    public AddToPlaylistDialogFragment() {
        
      setStyle( STYLE_NORMAL , 0 );
      
    }
    
    public void setMediaID( String media_id ) {
      
      this.mMediaID = media_id;
      
    }
    
    @Override public void onAttach( Activity activity ) {
      super.onAttach( activity );
      
      mPlaylistManager = new PlaylistManager( activity );
      
      
      
    }
    
    @Override public View onCreateView( LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
      
        View view = inflater.inflate(R.layout.dialog_fragment_addtoplaylist, container);
        getDialog().requestWindowFeature( Window.FEATURE_NO_TITLE );
        
        
        ListView lv = ( ListView ) view.findViewById( R.id.AddToPlaylistSelection );
        lv.setDivider( getResources().getDrawable( R.drawable.list_divider ) );
        lv.setDividerHeight( 1 );
        lv.setSelector( R.drawable.list_item_background );
        LinearLayout starredHeader = ( LinearLayout ) inflater.inflate( R.layout.list_item_playlist_starred, null );
        starredHeader.findViewById(R.id.SongCount).setVisibility( View.GONE );
        
        TextView createPlaylistHeader = ( TextView ) inflater.inflate( R.layout.list_item_new_playlist, null );
        
        lv.addHeaderView( createPlaylistHeader, null, true );
        lv.addHeaderView( starredHeader, null, true );
        
        lv.setOnItemClickListener( this );
        lv.setAdapter( new ChoosePlaylistAdapter( getActivity() ) );
        
        view.findViewById( R.id.ButtonCancel ).setOnClickListener( headerButtonClickListener );
        
        return view;
        
    }
    
    @Override public void onStart() {
      super.onStart();
      
      if ( android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.HONEYCOMB ) {
        
        getDialog().getWindow().setBackgroundDrawableResource( R.drawable.gb_dialog_background );
        
      }
      
    }
    
  @Override public void onItemClick( AdapterView<?> parent, View view, int position, long id ) {
    
    if ( 0 == position ) { // New playlist
      
      FragmentTransaction ft = getActivity().getSupportFragmentManager().beginTransaction();
          
      Fragment prev = getActivity().getSupportFragmentManager().findFragmentByTag("dialog");
      
        if ( prev != null ) {
            
          ft.remove( prev );
          
        }
      
      CreatePlaylistDialogFragment newFragment = new CreatePlaylistDialogFragment();
      newFragment.setMediaID( mMediaID );
          
            newFragment.show( ft, "dialog" );
      
    } else if ( 1 == position ) { //starred
      
      mPlaylistManager.addFavorite( mMediaID );
      
      Toast.makeText( getActivity(), getString( R.string.playlist_did_star ), Toast.LENGTH_SHORT ).show();
      
    } else {
      
      String playlist_id = "" + view.getTag( R.id.tag_playlist_id );
          
      mPlaylistManager.addSong( playlist_id, mMediaID );
      
      Toast.makeText( getActivity(), getString( R.string.playlist_added ), Toast.LENGTH_SHORT ).show();
      
    }
    
    dismiss();
    
  }
    
    public class ChoosePlaylistAdapter extends AsyncQueryAdapter {
      
      View.OnClickListener playlistMenuClickListener;
      
        private final String[] allPlaylistsSelection = new String[] {
          
          MediaStore.Audio.Playlists.NAME,
          MediaStore.Audio.Playlists.DATE_MODIFIED,
        MediaStore.Audio.Playlists._ID
      
        };
        
      public ChoosePlaylistAdapter( Context context ) {
        super( context );
        
        String starred_id = new PlaylistManager( context ).createStarredIfNotExist();
        
        mQuery = new MediaQuery(
            MediaStore.Audio.Playlists.EXTERNAL_CONTENT_URI,
            allPlaylistsSelection,
            MediaStore.Audio.Playlists._ID + " !=?",
            new String[] {
              
                starred_id
                
            },
            MediaStore.Audio.Playlists.DATE_MODIFIED + " DESC"
          );
        
        requery();
          
      }
      
      @Override public View getView( int position, View convertView, ViewGroup parent ) {
        
        ViewHolder holder;
        
        if ( null == convertView ) {
          
          holder = new ViewHolder();
          
          LayoutInflater inflater = ( LayoutInflater ) mContext.getSystemService( Context.LAYOUT_INFLATER_SERVICE );
          convertView = inflater.inflate( R.layout.list_item_playlist, null );
          
          holder.menuButton = ( ImageButton ) convertView.findViewById( R.id.PlaylistMenuButton );
          holder.menuButton.setVisibility( View.GONE );
          
          holder.playlistName =  ( TextView ) convertView.findViewById( R.id.PlaylistTitle );
          holder.songCount = ( TextView ) convertView.findViewById( R.id.SongCount );
          
          
          convertView.setTag( holder );
          
        } else {
          
          holder = ( ViewHolder ) convertView.getTag();
          
        }
        
        mCursor.moveToPosition( position );
        String playlist_id = mCursor.getString( mCursor.getColumnIndexOrThrow( MediaStore.Audio.Playlists._ID ) );
        
        MediaQuery mSongCountQuery = new MediaQuery(
            MediaStore.Audio.Playlists.Members.getContentUri( "external", Long.parseLong( playlist_id ) ),
            new String[] {
              MediaStore.Audio.Playlists.Members._ID
            },
            null,
            null,
            null
          );
        
        new QueryCountTask( holder.songCount ).execute( mSongCountQuery );
        
        convertView.setTag( R.id.tag_playlist_id, playlist_id );
        String playlistTitle = mCursor.getString( mCursor.getColumnIndexOrThrow( MediaStore.Audio.Playlists.NAME ) );
        
        holder.playlistName.setText( playlistTitle );
        
        return convertView;
        
      }

    } 
    
  static class ViewHolder {
    
    TextView playlistName;
    TextView songCount;
    ImageButton menuButton;
    
  }
    
    private View.OnClickListener headerButtonClickListener = new View.OnClickListener() {
    
    @Override public void onClick(View v) {
      
      int id = v.getId();
      
      if ( id == R.id.ButtonCancel ) {
        
        dismiss();
        
      }
      
    }
    
  };
    
}
Java Source Code List
