| 1 | /* $Id: GuestDnDSourceImpl.h 69500 2017-10-28 15:14:05Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VBox Console COM Class implementation - Guest drag'n drop source.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2014-2017 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 | #ifndef ____H_GUESTDNDSOURCEIMPL
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| 19 | #define ____H_GUESTDNDSOURCEIMPL
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| 20 |
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| 21 | #include <VBox/GuestHost/DragAndDrop.h>
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| 22 | #include <VBox/HostServices/DragAndDropSvc.h>
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| 23 |
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| 24 | using namespace DragAndDropSvc;
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| 25 |
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| 26 | #include "GuestDnDSourceWrap.h"
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| 27 | #include "GuestDnDPrivate.h"
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| 28 |
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| 29 | class RecvDataTask;
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| 30 | struct RECVDATACTX;
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| 31 | typedef struct RECVDATACTX *PRECVDATACTX;
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| 32 |
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| 33 | class ATL_NO_VTABLE GuestDnDSource :
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| 34 | public GuestDnDSourceWrap,
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| 35 | public GuestDnDBase
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| 36 | {
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| 37 | public:
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| 38 | /** @name COM and internal init/term/mapping cruft.
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| 39 | * @{ */
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| 40 | DECLARE_EMPTY_CTOR_DTOR(GuestDnDSource)
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| 41 |
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| 42 | int init(const ComObjPtr<Guest>& pGuest);
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| 43 | void uninit(void);
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| 44 |
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| 45 | HRESULT FinalConstruct(void);
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| 46 | void FinalRelease(void);
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| 47 | /** @} */
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| 48 |
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| 49 | private:
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| 50 |
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| 51 | /** Private wrapped @name IDnDBase methods.
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| 52 | * @{ */
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| 53 | HRESULT isFormatSupported(const com::Utf8Str &aFormat, BOOL *aSupported);
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| 54 | HRESULT getFormats(GuestDnDMIMEList &aFormats);
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| 55 | HRESULT addFormats(const GuestDnDMIMEList &aFormats);
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| 56 | HRESULT removeFormats(const GuestDnDMIMEList &aFormats);
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| 57 |
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| 58 | HRESULT getProtocolVersion(ULONG *aProtocolVersion);
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| 59 | /** @} */
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| 60 |
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| 61 | /** Private wrapped @name IDnDSource methods.
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| 62 | * @{ */
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| 63 | HRESULT dragIsPending(ULONG uScreenId, GuestDnDMIMEList &aFormats, std::vector<DnDAction_T> &aAllowedActions, DnDAction_T *aDefaultAction);
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| 64 | HRESULT drop(const com::Utf8Str &aFormat, DnDAction_T aAction, ComPtr<IProgress> &aProgress);
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| 65 | HRESULT receiveData(std::vector<BYTE> &aData);
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| 66 | /** @} */
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| 67 |
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| 68 | protected:
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| 69 |
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| 70 | #ifdef VBOX_WITH_DRAG_AND_DROP_GH
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| 71 | /** @name Dispatch handlers for the HGCM callbacks.
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| 72 | * @{ */
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| 73 | int i_onReceiveDataHdr(PRECVDATACTX pCtx, PVBOXDNDSNDDATAHDR pDataHdr);
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| 74 | int i_onReceiveData(PRECVDATACTX pCtx, PVBOXDNDSNDDATA pSndData);
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| 75 | int i_onReceiveDir(PRECVDATACTX pCtx, const char *pszPath, uint32_t cbPath, uint32_t fMode);
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| 76 | int i_onReceiveFileHdr(PRECVDATACTX pCtx, const char *pszPath, uint32_t cbPath, uint64_t cbSize, uint32_t fMode, uint32_t fFlags);
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| 77 | int i_onReceiveFileData(PRECVDATACTX pCtx,const void *pvData, uint32_t cbData);
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| 78 | /** @} */
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| 79 | #endif
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| 80 |
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| 81 | protected:
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| 82 |
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| 83 | static Utf8Str i_guestErrorToString(int guestRc);
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| 84 | static Utf8Str i_hostErrorToString(int hostRc);
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| 85 |
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| 86 | /** @name Thread task .
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| 87 | * @{ */
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| 88 | static void i_receiveDataThreadTask(RecvDataTask *pTask);
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| 89 | /** @} */
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| 90 |
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| 91 | /** @name Callbacks for dispatch handler.
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| 92 | * @{ */
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| 93 | static DECLCALLBACK(int) i_receiveRawDataCallback(uint32_t uMsg, void *pvParms, size_t cbParms, void *pvUser);
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| 94 | static DECLCALLBACK(int) i_receiveURIDataCallback(uint32_t uMsg, void *pvParms, size_t cbParms, void *pvUser);
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| 95 | /** @} */
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| 96 |
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| 97 | protected:
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| 98 |
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| 99 | int i_receiveData(PRECVDATACTX pCtx, RTMSINTERVAL msTimeout);
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| 100 | int i_receiveRawData(PRECVDATACTX pCtx, RTMSINTERVAL msTimeout);
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| 101 | int i_receiveURIData(PRECVDATACTX pCtx, RTMSINTERVAL msTimeout);
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| 102 |
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| 103 | protected:
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| 104 |
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| 105 | struct
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| 106 | {
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| 107 | /** Maximum data block size (in bytes) the source can handle. */
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| 108 | uint32_t mcbBlockSize;
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| 109 | /** The context for receiving data from the guest.
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| 110 | * At the moment only one transfer at a time is supported. */
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| 111 | RECVDATACTX mRecvCtx;
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| 112 | } mData;
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| 113 |
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| 114 | friend class RecvDataTask;
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| 115 | };
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| 116 |
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| 117 | #endif /* !____H_GUESTDNDSOURCEIMPL */
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| 118 |
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