VBoxGuestR3LibMouse.cpp revision bc830c4bf23fbfb4373b949a1d408b4a1c67017d
/* $Id$ */
/** @file
* VBoxGuestR3Lib - Ring-3 Support Library for VirtualBox guest additions, Mouse.
*/
/*
* Copyright (C) 2007 innotek GmbH
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*/
/*******************************************************************************
* Header Files *
*******************************************************************************/
#include "VBGLR3Internal.h"
/**
* Retrieve mouse co-ordinate information from the host.
*
* @returns VBox status code.
*
* @param pfFeatures Where to store the mouse features.
* @param px Where to store the X co-ordinate.
* @param py Where to store the Y co-ordinate.
*/
VBGLR3DECL(int) VbglR3GetMouseStatus(uint32_t *pfFeatures, uint32_t *px, uint32_t *py)
{
VMMDevReqMouseStatus Req;
vmmdevInitRequest(&Req.header, VMMDevReq_GetMouseStatus);
Req.mouseFeatures = 0;
Req.pointerXPos = 0;
Req.pointerYPos = 0;
int rc = vbglR3GRPerform(&Req.header);
if (RT_SUCCESS(rc))
{
if (pfFeatures)
*pfFeatures = Req.mouseFeatures;
if (px)
*px = Req.pointerXPos;
if (py)
*py = Req.pointerYPos;
}
return rc;
}
/**
* Send mouse features to the host.
*
* @returns VBox status code.
*
* @param fFeatures Supported mouse pointer features.
*/
VBGLR3DECL(int) VbglR3SetMouseStatus(uint32_t fFeatures)
{
VMMDevReqMouseStatus Req;
vmmdevInitRequest(&Req.header, VMMDevReq_SetMouseStatus);
Req.mouseFeatures = fFeatures;
Req.pointerXPos = 0;
Req.pointerYPos = 0;
return vbglR3GRPerform(&Req.header);
}