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musicplayer主要代码：
package com.example.sudoku;
import java.io.File;
import android.R.bool;
import android.app.Activity;
import android.media.MediaPlayer;
import android.media.MediaPlayer.OnCompletionListener;
import android.net.Uri;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
public class Musicplayer extends Activity {
private MediaPlayer mplayer;
private boolean isPause = false;
private File file;
Button mlocalbtn,minternetbtn,mresourcebtn,mpausebtn,mexitbtn;
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.musicplayer);
mresourcebtn=(Button)findViewById(R.id.button1);
mlocalbtn=(Button)findViewById(R.id.button2);
minternetbtn=(Button)findViewById(R.id.button3);
mpausebtn=(Button)findViewById(R.id.button4);
mexitbtn=(Button)findViewById(R.id.button6);
file = new File("/sdcard/信仰.mp3");
if (file.exists()) {
mplayer= MediaPlayer.create(this, Uri.parse(file.getAbsolutePath()));
}else {
mlocalbtn.setEnabled(false);
return;
}
mlocalbtn.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
mplayer.start();
}
});
final MediaPlayer player = MediaPlayer.create(this,R.raw.nan );
mresourcebtn.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
player.start();
}
});
mpausebtn.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
player.pause();
mplayer.pause();
}
});
}
}
运行截图：
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