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0f5fb4785b
- If the Right-dropped item was a drive, then get the display name of the drive and use it.
- Use FAILED_UNEXPECTEDLY instead of FAILED macro.
- Accept ::{GUID}.
CORE-17813
85 lines
3.2 KiB
C++
85 lines
3.2 KiB
C++
/*
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* file system folder drop target
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*
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* Copyright 1997 Marcus Meissner
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* Copyright 1998, 1999, 2002 Juergen Schmied
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* Copyright 2009 Andrew Hill
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifndef _CFSDROPTARGET_H_
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#define _CFSDROPTARGET_H_
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class CFSDropTarget :
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public CComObjectRootEx<CComMultiThreadModelNoCS>,
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public IDropTarget,
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public IObjectWithSite
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{
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private:
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UINT m_cfShellIDList; /* clipboardformat for IDropTarget */
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BOOL m_fAcceptFmt; /* flag for pending Drop */
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LPWSTR m_sPathTarget;
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HWND m_hwndSite;
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DWORD m_grfKeyState;
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DWORD m_dwDefaultEffect;
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CComPtr<IUnknown> m_site;
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BOOL _QueryDrop (DWORD dwKeyState, LPDWORD pdwEffect);
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HRESULT _DoDrop(IDataObject *pDataObject, DWORD dwKeyState, POINTL pt, DWORD *pdwEffect);
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HRESULT _CopyItems(IShellFolder *pSFFrom, UINT cidl, LPCITEMIDLIST *apidl, BOOL bCopy);
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BOOL _GetUniqueFileName(LPCWSTR pwszBasePath, LPCWSTR pwszExt, LPWSTR pwszTarget, BOOL bShortcut);
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static DWORD WINAPI _DoDropThreadProc(LPVOID lpParameter);
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HRESULT _GetEffectFromMenu(IDataObject *pDataObject, POINTL pt, DWORD *pdwEffect, DWORD dwAvailableEffects);
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HRESULT _RepositionItems(IShellFolderView *psfv, IDataObject *pDataObject, POINTL pt);
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public:
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CFSDropTarget();
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~CFSDropTarget();
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HRESULT Initialize(LPWSTR PathTarget);
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// IDropTarget
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virtual HRESULT WINAPI DragEnter(IDataObject *pDataObject, DWORD dwKeyState, POINTL pt, DWORD *pdwEffect);
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virtual HRESULT WINAPI DragOver(DWORD dwKeyState, POINTL pt, DWORD *pdwEffect);
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virtual HRESULT WINAPI DragLeave();
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virtual HRESULT WINAPI Drop(IDataObject *pDataObject, DWORD dwKeyState, POINTL pt, DWORD *pdwEffect);
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// IObjectWithSite
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virtual HRESULT STDMETHODCALLTYPE SetSite(IUnknown *pUnkSite);
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virtual HRESULT STDMETHODCALLTYPE GetSite(REFIID riid, void **ppvSite);
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DECLARE_NOT_AGGREGATABLE(CFSDropTarget)
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DECLARE_PROTECT_FINAL_CONSTRUCT()
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BEGIN_COM_MAP(CFSDropTarget)
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COM_INTERFACE_ENTRY_IID(IID_IDropTarget, IDropTarget)
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COM_INTERFACE_ENTRY_IID(IID_IObjectWithSite, IObjectWithSite)
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END_COM_MAP()
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};
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struct _DoDropData {
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CFSDropTarget *This;
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IStream *pStream;
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DWORD dwKeyState;
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POINTL pt;
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DWORD pdwEffect;
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};
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HRESULT CFSDropTarget_CreateInstance(LPWSTR sPathTarget, REFIID riid, LPVOID * ppvOut);
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#endif /* _CFSFOLDER_H_ */
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