FakeFilterMapper2.h

/* 
 *      Copyright (C) 2003-2005 Gabest
 *      http://www.gabest.org
 *
 *  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, 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 GNU Make; see the file COPYING.  If not, write to
 *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 
 *  http://www.gnu.org/copyleft/gpl.html
 *
 */

#pragma once

#include <atlbase.h>

class Filter
{
public:
        bool fDisabled, fTemporary;
        enum {REGISTERED, EXTERNAL} type;
        // REGISTERED
        CStringW dispname;
        // EXTERNAL
        CString path, name;
        CLSID clsid;
        // props
        CList<GUID> guids, backup;
        enum {PREFERRED, BLOCK, MERIT};
        int iLoadType;
        DWORD dwMerit;

        Filter() {fTemporary = false;}
        Filter(Filter* f)
        {
                fDisabled = f->fDisabled;
                fTemporary = f->fTemporary;
                type = f->type;
                dispname = f->dispname;
                path = f->path;
                name = f->name;
                clsid = f->clsid;
                guids.AddTail(&f->guids);
                backup.AddTail(&f->backup);
                iLoadType = f->iLoadType;
                dwMerit = f->dwMerit;
        }
};
/*
class CFilterMapper2 : protected CUnknown, protected IFilterMapper2
{
        static bool fInitialized;

        CComPtr<IFilterMapper2> m_pFM2;
        CString m_path;

protected:
        DECLARE_IUNKNOWN;
        STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, void** ppv);

        // IFilterMapper2
        
        STDMETHODIMP CreateCategory(REFCLSID clsidCategory, DWORD dwCategoryMerit, LPCWSTR Description);
        STDMETHODIMP UnregisterFilter(const CLSID* pclsidCategory, const OLECHAR* szInstance, REFCLSID Filter); 
        STDMETHODIMP RegisterFilter(REFCLSID clsidFilter, LPCWSTR Name, IMoniker** ppMoniker, const CLSID* pclsidCategory, const OLECHAR* szInstance, const REGFILTER2* prf2);
        STDMETHODIMP EnumMatchingFilters(IEnumMoniker** ppEnum, DWORD dwFlags, BOOL bExactMatch, DWORD dwMerit, 
                BOOL bInputNeeded, DWORD cInputTypes, const GUID* pInputTypes, const REGPINMEDIUM* pMedIn, const CLSID* pPinCategoryIn, BOOL bRender, 
                BOOL bOutputNeeded, DWORD cOutputTypes, const GUID* pOutputTypes, const REGPINMEDIUM* pMedOut, const CLSID* pPinCategoryOut);

public: 
        CFilterMapper2();
        virtual ~CFilterMapper2();

        static void Init();

        static IFilterMapper2* m_pFilterMapper2;
        CList<Filter*> m_filters;
        void Register(CString path);
};
*/

class CFilterMapper2 : protected CUnknown, public IFilterMapper2
{
        static bool fInitialized;

        CComPtr<IUnknown> m_pFM2;
        CString m_path;

        bool m_fRefCounted, m_fAllowUnreg;

protected:
        DECLARE_IUNKNOWN;
        STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, void** ppv);

        // IFilterMapper2
        
        STDMETHODIMP CreateCategory(REFCLSID clsidCategory, DWORD dwCategoryMerit, LPCWSTR Description);
        STDMETHODIMP UnregisterFilter(const CLSID* pclsidCategory, const OLECHAR* szInstance, REFCLSID Filter); 
        STDMETHODIMP RegisterFilter(REFCLSID clsidFilter, LPCWSTR Name, IMoniker** ppMoniker, const CLSID* pclsidCategory, const OLECHAR* szInstance, const REGFILTER2* prf2);
        STDMETHODIMP EnumMatchingFilters(IEnumMoniker** ppEnum, DWORD dwFlags, BOOL bExactMatch, DWORD dwMerit, 
                BOOL bInputNeeded, DWORD cInputTypes, const GUID* pInputTypes, const REGPINMEDIUM* pMedIn, const CLSID* pPinCategoryIn, BOOL bRender, 
                BOOL bOutputNeeded, DWORD cOutputTypes, const GUID* pOutputTypes, const REGPINMEDIUM* pMedOut, const CLSID* pPinCategoryOut);

public: 
        CFilterMapper2(bool fRefCounted, bool fAllowUnreg = false, LPUNKNOWN pUnkOuter = NULL);
        virtual ~CFilterMapper2();

        void SetInner(IUnknown* pUnk) {m_pFM2 = pUnk;}

        static void Init();

        static IFilterMapper2* m_pFilterMapper2;
        CList<Filter*> m_filters;
        void Register(CString path);
};

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