mirror of https://github.com/nextcloud/desktop
53 lines
1.6 KiB
C++
53 lines
1.6 KiB
C++
/*
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* Copyright (C) by Oleksandr Zolotov <alex@nextcloud.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#pragma once
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#include "thumbnailprovideripc.h"
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#include <thumbcache.h>
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#include <comdef.h>
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#include "config.h"
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#include <QString>
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namespace VfsShellExtensions {
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std::pair<HBITMAP, WTS_ALPHATYPE> hBitmapAndAlphaTypeFromData(const QByteArray &thumbnailData);
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_COM_SMARTPTR_TYPEDEF(IShellItem2, IID_IShellItem2);
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class __declspec(uuid(CFAPI_SHELLEXT_THUMBNAIL_HANDLER_CLASS_ID)) ThumbnailProvider : public IInitializeWithItem,
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public IThumbnailProvider
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{
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public:
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ThumbnailProvider();
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virtual ~ThumbnailProvider();
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IFACEMETHODIMP QueryInterface(REFIID riid, void **ppv);
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IFACEMETHODIMP_(ULONG) AddRef();
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IFACEMETHODIMP_(ULONG) Release();
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IFACEMETHODIMP Initialize(_In_ IShellItem *item, _In_ DWORD mode);
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IFACEMETHODIMP GetThumbnail(_In_ UINT cx, _Out_ HBITMAP *bitmap, _Out_ WTS_ALPHATYPE *alphaType);
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private:
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long _referenceCount;
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IShellItem2Ptr _shellItem;
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QString _shellItemPath;
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ThumbnailProviderIpc _thumbnailProviderIpc;
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};
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}
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