WindowManager mWindowManager = (WindowManager) getSystemService(Context.WINDOW_SERVICE);
TextView mTrackingText = new TextView(this);
mTrackingText.setFocusable(true);
mTrackingText.setTextColor(Color.WHITE);
mTrackingText.setText("00:00");
mTrackingText.setTextSize(30);
WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.TYPE_APPLICATION,
|WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON,
PixelFormat.TRANSLUCENT);
mWindowManager.addView(mTrackingText, lp);
可以成功显示这个TextView 但是 我按键盘的返回键无反应 ,请大神解答怎么响应返回按键的事件处理啊,给个demo就更好了
TextView mTrackingText = new TextView(this);
mTrackingText.setFocusable(true);
mTrackingText.setTextColor(Color.WHITE);
mTrackingText.setText("00:00");
mTrackingText.setTextSize(30);
WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.TYPE_APPLICATION,
|WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON,
PixelFormat.TRANSLUCENT);
mWindowManager.addView(mTrackingText, lp);
可以成功显示这个TextView 但是 我按键盘的返回键无反应 ,请大神解答怎么响应返回按键的事件处理啊,给个demo就更好了
public boolean onKeyDown(int keyCode, KeyEvent event) {
// TODO Auto-generated method stub
if(keyCode == KeyEvent.KEYCODE_BACK){
//捕获返回键
}
return super.onKeyDown(keyCode, event);
}另外扯一点,你为什么不用xml去写TextView呢,这样更方便快捷的.
layoutParams.flags = WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE |
WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
我试了一下,可以实现,但是第二次返回时有一些问题