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나는 모든 활동에 고유 한 소리가있는 앱을 만들고 있습니다. 내 문제는 심지어 사용자가 activiy을 떠나기도합니다 (다른 activiy로 이동하거나 뒤로 또는 홈 키를 누르십시오) 소리가 여전히 재생 중입니다. 여기사용자가 다른 Android 활동으로 이동하더라도 소리가 재생됩니다.
내 코드는 ...
import android.graphics.Typeface;
import android.media.MediaPlayer;
import android.os.Bundle;
import android.app.Activity;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ImageButton;
import android.widget.SeekBar;
import android.widget.TextView;
import android.widget.SeekBar.OnSeekBarChangeListener;
public class MainActivity extends Activity implements Runnable, OnClickListener, OnSeekBarChangeListener{
private SeekBar seekBar;
private ImageButton startMedia;
private ImageButton pauseMedia;
private MediaPlayer mp;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
TextView title1 = (TextView) findViewById(R.id.title1);
TextView tx1 = (TextView) findViewById(R.id.textView1);
Typeface font = Typeface.createFromAsset(getAssets(), "font.ttf");
title1.setTypeface(font);
tx1.setTypeface(font);
AudioControl();
}
public void AudioControl(){
seekBar = (SeekBar) findViewById(R.id.seekBarnew2);
startMedia = (ImageButton) findViewById(R.id.playbuttonnew2);
pauseMedia = (ImageButton) findViewById(R.id.pausebuttonnew2);
seekBar.setOnSeekBarChangeListener(this);
startMedia.setOnClickListener(this);
pauseMedia.setOnClickListener(this);
}
public void run() {
int currentPosition= 0;
int total = mp.getDuration();
while (mp!=null && currentPosition<total) {
try {
Thread.sleep(1000);
currentPosition= mp.getCurrentPosition();
} catch (InterruptedException e) {
return;
} catch (Exception e) {
return;
}
seekBar.setProgress(currentPosition);
}
}
public void onClick(View v) {
pauseMedia.setVisibility(View.VISIBLE);
seekBar.setVisibility(View.VISIBLE);
if (v.equals(startMedia)) {
if (mp != null && mp.isPlaying()) return;
if(seekBar.getProgress() > 0) {
mp.start();
return;
}
mp = MediaPlayer.create(MainActivity.this, R.raw.lone);
mp.start();
seekBar.setProgress(0);
seekBar.setMax(mp.getDuration());
new Thread(this).start();
}
if (v.equals(pauseMedia) && mp!=null) {
mp.pause();
pauseMedia.setVisibility(View.INVISIBLE);
}
}
public void onStartTrackingTouch(SeekBar seekBar) {
}
public void onStopTrackingTouch(SeekBar seekBar) {
}
public void onProgressChanged(SeekBar seekBar, int progress,
boolean fromUser) {
if(fromUser) mp.seekTo(progress);
}
}