Method RegisterToUserReEnter

Include/XnCppWrapper.h:7969–7988

* @brief Registers an event handler for the 'User Reenter' event. * * @param [in] handler Callback function to be invoked when the event is raised. * @param [in] pCookie User's cookie, to be delivered to the callback. * @param [out] hCallback Handle to the callback to be used for unregistering it. * * For full details and usage of the parameters, see @ref reg_to_events. *

		 * For full details and usage of the parameters, see @ref reg_to_events.
		 */
		inline XnStatus RegisterToUserReEnter(UserHandler handler, void* pCookie, XnCallbackHandle& hCallback)
		{
			XnStatus nRetVal = XN_STATUS_OK;

			UserSingleCookie* pUserCookie;
			XN_VALIDATE_ALLOC(pUserCookie, UserSingleCookie);
			pUserCookie->handler = handler;
			pUserCookie->pUserCookie = pCookie;

			nRetVal = xnRegisterToUserReEnter(GetHandle(), UserSingleCallback, pUserCookie, &pUserCookie->hCallback);
			if (nRetVal != XN_STATUS_OK)
			{
				xnOSFree(pUserCookie);
				return (nRetVal);
			}

			hCallback = pUserCookie;

			return (XN_STATUS_OK);
		}

		/**
		 * @brief Unregisters an event handler for the 'User Reenter' event.