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/* $Id: GuestDnDSourceImpl.h $ */
/** @file
* VBox Console COM Class implementation - Guest drag'n drop source.
*/
/*
* Copyright (C) 2014-2019 Oracle Corporation
*
* 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.
*/
#ifndef MAIN_INCLUDED_GuestDnDSourceImpl_h
#define MAIN_INCLUDED_GuestDnDSourceImpl_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#include <VBox/GuestHost/DragAndDrop.h>
#include <VBox/HostServices/DragAndDropSvc.h>
using namespace DragAndDropSvc;
#include "GuestDnDSourceWrap.h"
#include "GuestDnDPrivate.h"
class RecvDataTask;
struct RECVDATACTX;
typedef struct RECVDATACTX *PRECVDATACTX;
class ATL_NO_VTABLE GuestDnDSource :
public GuestDnDSourceWrap,
public GuestDnDBase
{
public:
/** @name COM and internal init/term/mapping cruft.
* @{ */
DECLARE_EMPTY_CTOR_DTOR(GuestDnDSource)
int init(const ComObjPtr<Guest>& pGuest);
void uninit(void);
HRESULT FinalConstruct(void);
void FinalRelease(void);
/** @} */
private:
/** Private wrapped @name IDnDBase methods.
* @{ */
HRESULT isFormatSupported(const com::Utf8Str &aFormat, BOOL *aSupported);
HRESULT getFormats(GuestDnDMIMEList &aFormats);
HRESULT addFormats(const GuestDnDMIMEList &aFormats);
HRESULT removeFormats(const GuestDnDMIMEList &aFormats);
HRESULT getProtocolVersion(ULONG *aProtocolVersion);
/** @} */
/** Private wrapped @name IDnDSource methods.
* @{ */
HRESULT dragIsPending(ULONG uScreenId, GuestDnDMIMEList &aFormats, std::vector<DnDAction_T> &aAllowedActions, DnDAction_T *aDefaultAction);
HRESULT drop(const com::Utf8Str &aFormat, DnDAction_T aAction, ComPtr<IProgress> &aProgress);
HRESULT receiveData(std::vector<BYTE> &aData);
/** @} */
protected:
#ifdef VBOX_WITH_DRAG_AND_DROP_GH
/** @name Dispatch handlers for the HGCM callbacks.
* @{ */
int i_onReceiveDataHdr(PRECVDATACTX pCtx, PVBOXDNDSNDDATAHDR pDataHdr);
int i_onReceiveData(PRECVDATACTX pCtx, PVBOXDNDSNDDATA pSndData);
int i_onReceiveDir(PRECVDATACTX pCtx, const char *pszPath, uint32_t cbPath, uint32_t fMode);
int i_onReceiveFileHdr(PRECVDATACTX pCtx, const char *pszPath, uint32_t cbPath, uint64_t cbSize, uint32_t fMode, uint32_t fFlags);
int i_onReceiveFileData(PRECVDATACTX pCtx,const void *pvData, uint32_t cbData);
/** @} */
#endif
protected:
static Utf8Str i_guestErrorToString(int guestRc);
static Utf8Str i_hostErrorToString(int hostRc);
/** @name Thread task .
* @{ */
static void i_receiveDataThreadTask(RecvDataTask *pTask);
/** @} */
/** @name Callbacks for dispatch handler.
* @{ */
static DECLCALLBACK(int) i_receiveRawDataCallback(uint32_t uMsg, void *pvParms, size_t cbParms, void *pvUser);
static DECLCALLBACK(int) i_receiveURIDataCallback(uint32_t uMsg, void *pvParms, size_t cbParms, void *pvUser);
/** @} */
protected:
int i_receiveData(PRECVDATACTX pCtx, RTMSINTERVAL msTimeout);
int i_receiveRawData(PRECVDATACTX pCtx, RTMSINTERVAL msTimeout);
int i_receiveURIData(PRECVDATACTX pCtx, RTMSINTERVAL msTimeout);
protected:
struct
{
/** Maximum data block size (in bytes) the source can handle. */
uint32_t mcbBlockSize;
/** The context for receiving data from the guest.
* At the moment only one transfer at a time is supported. */
RECVDATACTX mRecvCtx;
} mData;
friend class RecvDataTask;
};
#endif /* !MAIN_INCLUDED_GuestDnDSourceImpl_h */
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