.
//按下
public boolean onKeyDown(int keyCode, KeyEvent event) { if(keyCode==KeyEvent.KEYCODE_VOLUME_UP){ Toast.makeText(mainActivity.this, "按下了上音量鍵", Toast.LENGTH_LONG).show(); return true; }else if(keyCode==KeyEvent.KEYCODE_VOLUME_DOWN){ Toast.makeText(mainActivity.this, "按下了下音量鍵", Toast.LENGTH_LONG).show(); return true; }else if(keyCode==KeyEvent.KEYCODE_BACK){ Toast.makeText(mainActivity.this, "按下了返回鍵", Toast.LENGTH_LONG).show(); return true; }else if(keyCode==KeyEvent.KEYCODE_HOME){ Toast.makeText(mainActivity.this, "按下了HOME鍵", Toast.LENGTH_LONG).show(); return true; }else if(keyCode==KeyEvent.KEYCODE_MENU){ Toast.makeText(mainActivity.this, "按下了Menu鍵", Toast.LENGTH_LONG).show(); return super.onKeyDown(keyCode, event); }else if(keyCode==KeyEvent.KEYCODE_CAMERA){ Toast.makeText(mainActivity.this, "按下了相機", Toast.LENGTH_LONG).show(); return true; }else if(keyCode==KeyEvent.KEYCODE_DPAD_DOWN){ Toast.makeText(mainActivity.this, "按下了下", Toast.LENGTH_LONG).show(); return true; }else if(keyCode==KeyEvent.KEYCODE_SEARCH){ Toast.makeText(mainActivity.this, "按下了搜尋", Toast.LENGTH_LONG).show(); return true;
} return super.onKeyDown(keyCode, event); }
//按下的鍵起來
public boolean onKeyUp(int keyCode,KeyEvent keyevent){ if(keyCode==keyevent.KEYCODE_MENU){ Toast.makeText(mainActivity.this, "Menu Up", Toast.LENGTH_LONG).show(); return true; } return super.onKeyUp(keyCode, keyevent); }
//長按
public boolean onKeyLongPress(int keyCode,KeyEvent keyevent){
//...to do
return super.onKeyLongPress(keyCode, keyevent);}
以上都可以跑但是會影響到Menu的onCreateOptionsMenu()跑不出來
改進>>把return true 都改成 //return super.onKeyDown(keyCode, event);
或是把return true都去掉
OK
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