[作为新手程序员,尝试编写片段中按钮单击时会播放声音的应用程序;成功做到了,但我想添加更多小声音来接连播放。如何在“ R.raw.sound1”之后添加这些声音(sound2,sound3,sound4等)?请指导。
buttonPlayAudioVar.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if(mp != null) {
if(mp.isPlaying()){
mp.stop();
mp.release();
}
}
mp = MediaPlayer.create(getActivity().getApplicationContext(), R.raw.sound1);
mp.start();
mp.setOnCompletionListener(new MediaPlayer.OnCompletionListener() {
public void onCompletion(MediaPlayer mediaPlayer) {
mp.release();
mp = null;
}
});
}
});
//you can add all the songs in a array
ArrayList<String> songsArray = new ArrayList<>();
int position = 0;
buttonPlayAudioVar.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mediaPlayer(songsArray, position);
}
});
private void mediaPlayer(ArrayList<String> songsArray) {
if (mp != null) {
if (mp.isPlaying()) {
mp.stop();
mp.release();
}
}
if (position > songsArray.size() - 1) {
return;
}
try {
mp.setDataSource(songsArray.get(position));
position++;
mp.prepareAsync();
} catch (IOException e) {
e.printStackTrace();
}
mp.setOnPreparedListener(new MediaPlayer.OnPreparedListener() {
@Override
public void onPrepared(MediaPlayer mp) {
mp.start();
}
});
mp.setOnCompletionListener(new MediaPlayer.OnCompletionListener() {
public void onCompletion(MediaPlayer mediaPlayer) {
mp.release();
mp = null;
mediaPlayer(songsArray, position);
}
});
}