/**  * 創建一個小懸浮窗。初始位置為屏幕的右部中間位置。  *   * @param context 必須為應用程序的Context.  */ public static void createSmallWindow(Context context) {  WindowManager windowManager = getWindowManager(context);  int screenWidth = windowManager.getDefaultDisplay().getWidth();  int screenHeight = windowManager.getDefaultDisplay().getHeight();  if (smallWindow == null) {   smallWindow = new FloatWindowSmallView(context);   if (smallWindowParams == null) {    smallWindowParams = new LayoutParams();    smallWindowParams.type = LayoutParams.TYPE_PHONE;    smallWindowParams.format = PixelFormat.RGBA_8888;    smallWindowParams.flags = LayoutParams.FLAG_NOT_TOUCH_MODAL      | LayoutParams.FLAG_NOT_FOCUSABLE;    smallWindowParams.gravity = Gravity.LEFT | Gravity.TOP;    smallWindowParams.width = FloatWindowSmallView.viewWidth;    smallWindowParams.height = FloatWindowSmallView.viewHeight;    smallWindowParams.x = screenWidth;    smallWindowParams.y = screenHeight / 2;   }   smallWindow.setParams(smallWindowParams);   windowManager.addView(smallWindow, smallWindowParams);   LogPrinter.i(TAG, "添加了小浮標View");  } }smallWindowParams.flags = LayoutParams.FLAG_NOT_TOUCH_MODAL | LayoutParams.FLAG_NOT_FOCUSABLE;