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/* $Id: GuestDnDTargetImpl.h $ */
/** @file
* VBox Console COM Class implementation - Guest drag'n drop target.
*/
/*
* 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_GuestDnDTargetImpl_h
#define MAIN_INCLUDED_GuestDnDTargetImpl_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#include "GuestDnDTargetWrap.h"
#include "GuestDnDPrivate.h"
#include <VBox/GuestHost/DragAndDrop.h>
#include <VBox/HostServices/DragAndDropSvc.h>
struct SENDDATACTX;
typedef struct SENDDATACTX *PSENDDATACTX;
class SendDataTask;
class ATL_NO_VTABLE GuestDnDTarget :
public GuestDnDTargetWrap,
public GuestDnDBase
{
public:
/** @name COM and internal init/term/mapping cruft.
* @{ */
DECLARE_EMPTY_CTOR_DTOR(GuestDnDTarget)
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 IDnDTarget methods.
* @{ */
HRESULT enter(ULONG aScreenId, ULONG ax, ULONG aY, DnDAction_T aDefaultAction, const std::vector<DnDAction_T> &aAllowedActions, const GuestDnDMIMEList &aFormats, DnDAction_T *aResultAction);
HRESULT move(ULONG aScreenId, ULONG aX, ULONG aY, DnDAction_T aDefaultAction, const std::vector<DnDAction_T> &aAllowedActions, const GuestDnDMIMEList &aFormats, DnDAction_T *aResultAction);
HRESULT leave(ULONG aScreenId);
HRESULT drop(ULONG aScreenId, ULONG aX, ULONG aY, DnDAction_T aDefaultAction, const std::vector<DnDAction_T> &aAllowedActions, const GuestDnDMIMEList &aFormats, com::Utf8Str &aFormat, DnDAction_T *aResultAction);
HRESULT sendData(ULONG aScreenId, const com::Utf8Str &aFormat, const std::vector<BYTE> &aData, ComPtr<IProgress> &aProgress);
HRESULT cancel(BOOL *aVeto);
/** @} */
protected:
static Utf8Str i_guestErrorToString(int guestRc);
static Utf8Str i_hostErrorToString(int hostRc);
/** @name Thread task workers.
* @{ */
static void i_sendDataThreadTask(SendDataTask *pTask);
/** @} */
/** @name Callbacks for dispatch handler.
* @{ */
static DECLCALLBACK(int) i_sendURIDataCallback(uint32_t uMsg, void *pvParms, size_t cbParms, void *pvUser);
/** @} */
protected:
int i_sendData(PSENDDATACTX pCtx, RTMSINTERVAL msTimeout);
int i_sendDataBody(PSENDDATACTX pCtx, GuestDnDData *pData);
int i_sendDataHeader(PSENDDATACTX pCtx, GuestDnDData *pData, GuestDnDURIData *pURIData /* = NULL */);
int i_sendDirectory(PSENDDATACTX pCtx, GuestDnDURIObjCtx *pObjCtx, GuestDnDMsg *pMsg);
int i_sendFile(PSENDDATACTX pCtx, GuestDnDURIObjCtx *pObjCtx, GuestDnDMsg *pMsg);
int i_sendFileData(PSENDDATACTX pCtx, GuestDnDURIObjCtx *pObjCtx, GuestDnDMsg *pMsg);
int i_sendRawData(PSENDDATACTX pCtx, RTMSINTERVAL msTimeout);
int i_sendURIData(PSENDDATACTX pCtx, RTMSINTERVAL msTimeout);
int i_sendURIDataLoop(PSENDDATACTX pCtx, GuestDnDMsg *pMsg);
protected:
struct
{
bool mfTransferIsPending;
/** Maximum data block size (in bytes) the target can handle. */
uint32_t mcbBlockSize;
} mData;
friend class SendDataTask;
};
#endif /* !MAIN_INCLUDED_GuestDnDTargetImpl_h */
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