Android Open Source - 5th Music List Adapter

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License

The source code is released under:

GNU General Public License

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Java Source Code

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package com.zhanglin.practice;
//  ww  w  . j  a v a 2s . c om
import android.content.Context;
import android.database.Cursor;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.TextView;

public class MusicListAdapter extends BaseAdapter
{

  private Context myCon;
  private Cursor myCur;
  private int pos=-1;
  ImageView imageView;

  public MusicListAdapter(Context con,Cursor cur)
  {
    myCon=con;
    myCur=cur;
  }

  @Override
  public int getCount()
  {
    return myCur.getCount();
  }

  @Override
  public Object getItem(int position)
  {
    return position;
  }

  @Override
  public long getItemId(int position)
  {
    return position;
  }

  @Override
  public View getView(int position,View convertView,ViewGroup parent)
  {
    convertView=LayoutInflater.from(myCon).inflate(R.layout.musiclist,null);
    myCur.moveToPosition(position);
    TextView tv_music=(TextView)convertView.findViewById(R.id.music1);
    if(myCur.getString(0).length()>15)
    {
      try
      {
        String musicTitle=myCur.getString(0).trim().substring(0,12)+"...";
        tv_music.setText(musicTitle);
      }
      catch(Exception e)
      {

        e.printStackTrace();
      }
    }
    else
    {
      tv_music.setText(myCur.getString(0).trim());
    }
    TextView tv_singer=(TextView)convertView.findViewById(R.id.singer);
    if(myCur.getString(2).equals("<unknown>"))
    {
      tv_singer.setText("?????");
    }
    else
    {
      tv_singer.setText(myCur.getString(2));
    }
    TextView tv_time=(TextView)convertView.findViewById(R.id.time);
    tv_time.setText(toTime(myCur.getInt(1)));
    ImageView img=(ImageView)convertView.findViewById(R.id.listitem);
    if(position==pos)
    {
      img.setImageResource(R.drawable.isplaying);
    }
    else
    {
      img.setImageResource(R.drawable.item);
    }
    
    if(PlayerServices.myMediaPlayer.isPlaying()==true)
    {
      if(myCur.getString(0).equalsIgnoreCase(PublicList.title[PublicList.currentItem]))
      {
        imageView=(ImageView)convertView.findViewById(R.id.listitem);
        imageView.setImageResource(R.drawable.isplaying);
      }
    }
    //Log.i("CC",myCur.getString(0));
    return convertView;
  }

  public void setItemIcon(int position)
  {
    pos=position;
  }

  /**
   * ?????????
   * 
   * @param time
   * @return
   */
  public String toTime(int time)
  {

    time/=1000;
    int minute=time/60;
    int second=time%60;
    minute%=60;
    return String.format("%02d:%02d",minute,second);
  }

}

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