/************************************************************************
	Copy Handler 1.x - program for copying data	in Microsoft Windows
						 systems.
	Copyright (C) 2001-2004 Ixen Gerthannes (copyhandler@o2.pl)

	This program is free software; you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation; either version 2 of the License, or
	(at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with this program; if not, write to the Free Software
	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*************************************************************************/

#ifndef __DROPMENUEXT_H_
#define __DROPMENUEXT_H_

#include "resource.h"       // main symbols
#include "IShellExtInitImpl.h"
#include "IContextMenuImpl.h"
#include "comdef.h"
#include "..\Common\ipcstructs.h"

/////////////////////////////////////////////////////////////////////////////
// CDropMenuExt
class ATL_NO_VTABLE CDropMenuExt : 
	public CComObjectRootEx<CComSingleThreadModel>,
	public CComCoClass<CDropMenuExt, &CLSID_DropMenuExt>,
	public IObjectWithSiteImpl<CDropMenuExt>,
	public IDispatchImpl<IDropMenuExt, &IID_IDropMenuExt, &LIBID_CHEXTLib>,
	public IShellExtInitImpl,
	public IContextMenuImpl
{
public:
	CDropMenuExt()
	{
	}
public:
	class CBuffer
	{
	public:
		CBuffer() { m_pszFiles=NULL; m_iDataSize=0; };
		void Destroy() { delete [] m_pszFiles; m_pszFiles=NULL; m_iDataSize=0; };
		~CBuffer() { Destroy(); };

	public:
		TCHAR *m_pszFiles;
		UINT m_iDataSize;
	} m_bBuffer;

	TCHAR m_szDstPath[_MAX_PATH];
	UINT m_uiDropEffect;
	bool m_bExplorer;			// if the operation has been retrieved from explorer or from the program

DECLARE_REGISTRY_RESOURCEID(IDR_DROPMENUEXT)
DECLARE_NOT_AGGREGATABLE(CDropMenuExt)

DECLARE_PROTECT_FINAL_CONSTRUCT()

BEGIN_COM_MAP(CDropMenuExt)
	COM_INTERFACE_ENTRY(IDropMenuExt)
	COM_INTERFACE_ENTRY(IDispatch)
	COM_INTERFACE_ENTRY(IShellExtInit)
	COM_INTERFACE_ENTRY(IContextMenu)
	COM_INTERFACE_ENTRY(IObjectWithSite)
END_COM_MAP()

// IDropMenuExt
public:
	STDMETHOD(InvokeCommand)(LPCMINVOKECOMMANDINFO lpici);
	STDMETHOD(Initialize)(LPCITEMIDLIST pidlFolder, LPDATAOBJECT lpdobj, HKEY /*hkeyProgID*/);
	STDMETHOD(GetCommandString)(UINT_PTR idCmd, UINT uFlags, UINT* /*pwReserved*/, LPSTR pszName, UINT cchMax);
	STDMETHOD(QueryContextMenu)(HMENU hmenu, UINT indexMenu, UINT idCmdFirst, UINT /*idCmdLast*/, UINT uFlags);
};

#endif //__DROPMENUEXT_H_