//部分手机关掉悬浮框。手动启动

Handler handler = new Handler(Looper.getMainLooper());            handler.post(new Runnable() {                @Override                public void run() {                    AlertDialog dialog = new AlertDialog.Builder(RemoteService.this).setTitle("Test").setMessage("Test").setPositiveButton("Test", null).create();                    dialog.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ALERT);                    dialog.show();                }            });