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/*
* Copyright (C) 2007, 2014-2015 Apple Inc. All rights reserved.
* Copyright (C) 2012 Baidu Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef DRTDataObject_h
#define DRTDataObject_h
#include <ShlObj.h>
#include <objidl.h>
#include <wtf/Vector.h>
FORMATETC* cfHDropFormat();
FORMATETC* cfFileNameWFormat();
FORMATETC* cfUrlWFormat();
struct StgMediumDeleter {
void operator()(STGMEDIUM* medium)
{
::ReleaseStgMedium(medium);
}
};
class DRTDataObject final : public IDataObject {
public:
void CopyMedium(STGMEDIUM* pMedDest, STGMEDIUM* pMedSrc, FORMATETC* pFmtSrc);
// IUnknown
virtual HRESULT STDMETHODCALLTYPE QueryInterface(_In_ REFIID riid, _COM_Outptr_ void** ppvObject);
virtual ULONG STDMETHODCALLTYPE AddRef();
virtual ULONG STDMETHODCALLTYPE Release();
// IDataObject
virtual HRESULT STDMETHODCALLTYPE GetData(_In_ FORMATETC*, _Out_ STGMEDIUM*);
virtual HRESULT STDMETHODCALLTYPE GetDataHere(_In_ FORMATETC*, _Inout_ STGMEDIUM*);
virtual HRESULT STDMETHODCALLTYPE QueryGetData(_In_opt_ FORMATETC*);
virtual HRESULT STDMETHODCALLTYPE GetCanonicalFormatEtc(_In_opt_ FORMATETC*, _Out_ FORMATETC*);
virtual HRESULT STDMETHODCALLTYPE SetData(_In_ FORMATETC*, _In_ STGMEDIUM*, BOOL release);
virtual HRESULT STDMETHODCALLTYPE EnumFormatEtc(DWORD dwDirection, _COM_Outptr_opt_ IEnumFORMATETC**);
virtual HRESULT STDMETHODCALLTYPE DAdvise(_In_ FORMATETC*, DWORD, _Inout_ IAdviseSink*, _Out_ DWORD*);
virtual HRESULT STDMETHODCALLTYPE DUnadvise(DWORD);
virtual HRESULT STDMETHODCALLTYPE EnumDAdvise(_COM_Outptr_opt_ IEnumSTATDATA**);
void clearData(CLIPFORMAT);
static HRESULT createInstance(DRTDataObject**);
private:
DRTDataObject();
long m_ref { 1 };
Vector<std::unique_ptr<FORMATETC>> m_formats;
Vector<std::unique_ptr<STGMEDIUM, StgMediumDeleter>> m_medium;
};
#endif // DRTDataObject_h