在android的状态栏(statusbar)中增加menu，home和back快捷键的方法
2010-09-15 00:01:00 来源：WEB开发网 闂傚倷绶氬ḿ褍螞閹绢喖绠柨鐕傛嫹
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break;
case R.id.status_vol_down:
mKeysHandler.sendEmptyMessage(KEY_VOL_DOWN);
break;
default:
break;
}
}};
4.添加模拟按键处理
/* Begin : ADDED by TigerPan 20100831 */
private static final int KEY_HOME = 1000;
private static final int KEY_BACK = 1001;
private static final int KEY_MENU = 1002;
private static final int KEY_VOL_UP = 1003;
private static final int KEY_VOL_DOWN = 1004;
private Handler mKeysHandler = new Handler(){
public void handleMessage(Message msg) {
switch (msg.what) {
case KEY_HOME:
sendKey(KeyEvent.KEYCODE_HOME);
break;
case KEY_BACK:
sendKey(KeyEvent.KEYCODE_BACK);
break;
case KEY_MENU:
sendKey(KeyEvent.KEYCODE_MENU);
break;
case KEY_VOL_UP:
((android.media.AudioManager)mContext.getSystemService(Context.AUDIO_SERVICE))
.adjustVolume(android.media.AudioManager.ADJUST_RAISE, android.media.AudioManager.STREAM_MUSIC);
break;
case KEY_VOL_DOWN:
((android.media.AudioManager)mContext.getSystemService(Context.AUDIO_SERVICE))
.adjustVolume(android.media.AudioManager.ADJUST_LOWER, android.media.AudioManager.STREAM_MUSIC);
break;
default:
break;
}
}
private void sendKey(int keyCode) {
long now = SystemClock.uptimeMillis();
long n = System.currentTimeMillis();
Log.d("Tiger", "Intent.ACTION_SOFT_"+keyCode+"_PRESSED 0="+n);
try {
KeyEvent down = new KeyEvent(now, now, KeyEvent.ACTION_DOWN, keyCode, 0);
KeyEvent up = new KeyEvent(now, now, KeyEvent.ACTION_UP, keyCode, 0);
Log.d("Tiger", "Intent.ACTION_SOFT_"+keyCode+"_PRESSED
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