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  1. POHow to kill an activity when the Home button is pressed?
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    <p>I want to kill an Activity when the user presses the Home button. For this I'm using the following code:</p> <pre><code>public void onPause() { super.onPause(); this.finish(); } </code></pre> <p>It works fine. But instead of Home if the user presses the Back button it also kills the activity. I want the back button to perform as usual i.e it should take the user to the previous activity. Any thoughts?</p> <p>The following is the code of my Activity class:</p> <pre><code>public class HomeScreen extends Activity { /** Called when the activity is first created. */ private Button btn_play; private MediaPlayer mp = new MediaPlayer(); private static int AUDIO_NO = 1; public static String isVideoSelected = ""; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); try{ btn_play = (Button)findViewById(R.id.btn_play); btn_play.setOnClickListener(btn_listener); if(isVideoSelected!="") isVideoSelected=""; Handler handler = new Handler(); handler.postDelayed(new Runnable() { @Override public void run() { // TODO Auto-generated method stub play_audio(AUDIO_NO); } }, 1000); } catch(Exception e) { } } private void play_audio(int slno) { try { if(slno == 1) mp = MediaPlayer.create(getBaseContext(), R.raw.audio_1); else if(slno == 2) mp = MediaPlayer.create(getBaseContext(), R.raw.audio_2); mp.setLooping(false); mp.setOnCompletionListener(audio_listener); mp.start(); } catch(Exception e) { // do nothing } } private MediaPlayer.OnCompletionListener audio_listener = new MediaPlayer.OnCompletionListener() { @Override public void onCompletion(MediaPlayer mp) { // TODO Auto-generated method stub try{ mp.release(); if(AUDIO_NO == 1) { play_audio(2); AUDIO_NO++; } } catch(Exception e) { } } }; private View.OnClickListener btn_listener = new View.OnClickListener() { @Override public void onClick(View v) { // TODO Auto-generated method stub try{ if(mp.isPlaying()) { mp.stop(); mp.release(); } Intent intent = new Intent(getApplicationContext(), ScreenTwo.class); startActivity(intent); } catch(Exception e) { } finally { } } }; public void onUserLeaveHint() { super.onUserLeaveHint(); try{ if(mp.isPlaying()) { mp.stop(); mp.release(); } btn_play = null; } catch(Exception e) { } } @Override public void onDestroy() { super.onDestroy(); try{ if(mp.isPlaying()) { mp.stop(); mp.release(); } btn_play = null; } catch(Exception e) { } } } </code></pre>
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