hxpluginmanager.h
上传用户:dangjiwu
上传日期:2013-07-19
资源大小:42019k
文件大小:9k
- /* ***** BEGIN LICENSE BLOCK *****
- * Source last modified: $Id: hxpluginmanager.h,v 1.1.2.1 2004/07/09 02:07:18 hubbe Exp $
- *
- * Portions Copyright (c) 1995-2004 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file,
- * are subject to the current version of the RealNetworks Public
- * Source License (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the current version of the RealNetworks Community
- * Source License (the "RCSL") available at
- * http://www.helixcommunity.org/content/rcsl, in which case the RCSL
- * will apply. You may also obtain the license terms directly from
- * RealNetworks. You may not use this file except in compliance with
- * the RPSL or, if you have a valid RCSL with RealNetworks applicable
- * to this file, the RCSL. Please see the applicable RPSL or RCSL for
- * the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * Alternatively, the contents of this file may be used under the
- * terms of the GNU General Public License Version 2 or later (the
- * "GPL") in which case the provisions of the GPL are applicable
- * instead of those above. If you wish to allow use of your version of
- * this file only under the terms of the GPL, and not to allow others
- * to use your version of this file under the terms of either the RPSL
- * or RCSL, indicate your decision by deleting the provisions above
- * and replace them with the notice and other provisions required by
- * the GPL. If you do not delete the provisions above, a recipient may
- * use your version of this file under the terms of any one of the
- * RPSL, the RCSL or the GPL.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the
- * portions it created.
- *
- * This file, and the files included with this file, is distributed
- * and made available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY
- * KIND, EITHER EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS
- * ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET
- * ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #ifndef _BASEHAND_H_
- #define _BASEHAND_H_
- #include "unkimp.h"
- #include "hxslist.h"
- #include "hxmap.h"
- #include "hxphand.h" //IHXPluginEnumerator
- #include "hxplugn.h" //IHXPlugin2Handler, IHXPluginHandler3, IHX4PluginHandler, IHXPlugin5Handler1
- typedef HX_RESULT (HXEXPORT_PTR FPCREATEINSTANCE) (IUnknown** /*OUT*/ ppIUnknown);
- typedef HX_RESULT (HXEXPORT_PTR FPSHUTDOWN) ();
- typedef HX_RESULT (HXEXPORT_PTR FPCANUNLOAD2) ();
- class CFindFile;
- class HXPluginArchiveReader;
- // class HXPluginManager
- class HXPluginManager
- : public CUnknownIMP
- , public IHXPluginEnumerator
- , public IHXPlugin2Handler
- , public IHXPluginHandler3
- {
- class HXPluginMountPoint;
- class PluginDLL;
-
- friend class HXPluginEnumerator;
- friend class HXPluginDLL;
- friend class HXPlugin;
- public:
-
- enum eValueTypes
- {
- eString,
- eBuffer,
- eInt
- };
- DECLARE_UNKNOWN_NOCREATE( HXPluginManager )
- DECLARE_COM_CREATE_FUNCS( HXPluginManager )
- HXPluginManager();
- ~HXPluginManager();
- //
- // IHXPluginEnumerator
- //
- STDMETHOD_(ULONG32,GetNumOfPlugins) (THIS);
- STDMETHOD(GetPlugin) (THIS_
- ULONG32 /*IN*/ ulIndex,
- REF(IUnknown*) /*OUT*/ pPlugin);
- //
- // IHXPlugin2Handler
- //
- STDMETHOD(Init) (THIS_ IUnknown* pContext);
- STDMETHOD_(ULONG32,GetNumOfPlugins2) (THIS);
- STDMETHOD(GetPluginInfo) (THIS_
- UINT32 unIndex,
- REF(IHXValues*) /*OUT*/ Values) ;
- STDMETHOD(FlushCache) (THIS);
- STDMETHOD(SetCacheSize) (THIS_ ULONG32 nSizeKB);
- STDMETHOD(ReadFromRegistry)(THIS);
- STDMETHOD(GetInstance) (THIS_ UINT32 index, REF(IUnknown*) ppUnknown);
- STDMETHOD(FindIndexUsingValues) (THIS_ IHXValues*,
- REF(UINT32) unIndex);
- STDMETHOD(FindPluginUsingValues)(THIS_ IHXValues*, REF(IUnknown*) pUnk);
- STDMETHOD(FindIndexUsingStrings) (THIS_ char* PropName1,
- char* PropVal1,
- char* PropName2,
- char* PropVal2,
- char* PropName3,
- char* PropVal3,
- REF(UINT32) unIndex);
- STDMETHOD(FindPluginUsingStrings) (THIS_ char* PropName1,
- char* PropVal1,
- char* PropName2,
- char* PropVal2,
- char* PropName3,
- char* PropVal3,
- REF(IUnknown*) pUnk);
- STDMETHOD(FindImplementationFromClassID)(REFGUID GUIDClassID,REF(IUnknown*) pIUnknownInstance);
- STDMETHOD(Close) (THIS);
- STDMETHOD(SetRequiredPlugins) (THIS_ const char** ppszRequiredPlugins);
- //
- // IHXPluginHandler3
- //
- STDMETHOD( RegisterContext )( THIS_ IUnknown* pContext );
- STDMETHOD( AddPluginMountPoint )( THIS_ const char* pName, UINT32 majorVersion,
- UINT32 minorVersion, IHXBuffer* pPath );
- STDMETHOD( RefreshPluginMountPoint )( THIS_ const char* pName );
- STDMETHOD( RemovePluginMountPoint )( THIS_ const char* pName );
- STDMETHOD( FindImplementationFromClassID )( THIS_ REFGUID GUIDClassID,
- REF(IUnknown*) pIUnknownInstance,
- IUnknown* pIUnkOuter, IUnknown* pContext );
- STDMETHOD( FindCLSIDFromName )( THIS_ const char* pName, REF(IHXBuffer*) pCLSID );
- STDMETHOD(FindGroupOfPluginsUsingValues)(THIS_ IHXValues* pValues,
- REF(IHXPluginSearchEnumerator*) pIEnumerator);
- STDMETHOD(FindGroupOfPluginsUsingStrings)(THIS_ char* PropName1,
- char* PropVal1,
- char* PropName2,
- char* PropVal2,
- char* PropName3,
- char* PropVal3,
- REF(IHXPluginSearchEnumerator*) pIEnumerator);
- STDMETHOD(GetPlugin)(THIS_ ULONG32 ulIndex,
- REF(IUnknown*) pIUnkResult,
- IUnknown* pIUnkOuter );
- STDMETHOD(FindPluginUsingValues)(THIS_ IHXValues*,
- REF(IUnknown*) pIUnkResult,
- IUnknown* pIUnkOuter );
- STDMETHOD(FindPluginUsingStrings)(THIS_ char* PropName1,
- char* PropVal1,
- char* PropName2,
- char* PropVal2,
- char* PropName3,
- char* PropVal3,
- REF(IUnknown*) pIUnkResult,
- IUnknown* pIUnkOuter );
- STDMETHOD( UnloadPluginFromClassID )( THIS_ REFGUID GUIDClassID );
- STDMETHOD (UnloadPackageByName) (const char* pName);
- public:
-
- HX_RESULT Stat(const char* pszFilename, struct stat* pStatBuffer);
- HX_RESULT FindGroupOfPluginsUsingStrings(char* PropName1,
- char* PropVal1,
- char* PropName2,
- char* PropVal2,
- char* PropName3,
- char* PropVal3,
- REF(HXPluginEnumerator*) pEnumerator);
- HX_RESULT FindGroupOfPluginsUsingValues(IHXValues* pValues,
- REF(HXPluginEnumerator*) pEnumerator);
- HX_RESULT ReloadPluginsNoPropagate();
- HX_RESULT ReloadPlugins();
- HX_RESULT ReloadPlugins(const char* pMountPoint);
- private:
- // implementation
- HX_RESULT ReloadPluginsWithFindFile(
- const char* pMountPoint, CFindFile* pFileFinder,
- IHXBuffer* pPathBuffer, const char* pszPluginDir);
- HX_RESULT SaveToArchive(const char* pszArchiveFile);
- HX_RESULT LoadFromArchive(const char* pszArchiveFile, const char* pszMountPoint);
- HX_RESULT LoadPluginDLLFromArchive(const char* pszMountPoint, HXPluginArchiveReader& ar);
- HX_RESULT LoadOtherDLLFromArchive(const char* pszMountPoint, HXPluginArchiveReader& ar);
- bool DoesDLLExist(const char* pszName, const char* pszMountPoint);
- void UnloadDeadDLLs();
- void RebuildPluginList();
- HX_RESULT AddToValues(IHXValues*, char* pPropName, char* pPropVal, eValueTypes eValueType);
- private:
- CHXMapStringToString m_mountPoints;
- CHXSimpleList m_pluginDlls;
- CHXSimpleList m_otherDlls;
- CHXSimpleList m_plugins;
- IUnknown* m_pContext;
- IHXCommonClassFactory* m_pClassFactory;
-
- };
- // class HXPluginEnumerator
- class HXPluginEnumerator
- : public CUnknownIMP
- , public IHXPluginSearchEnumerator
- {
- public:
- DECLARE_UNKNOWN_NOCREATE( HXPluginEnumerator )
- public:
- HXPluginEnumerator();
- virtual ~HXPluginEnumerator();
- //
- // IHXPluginSearchEnumerator
- //
- STDMETHOD_(UINT32, GetNumPlugins)(THIS);
- STDMETHOD_(void, GoHead)(THIS);
- STDMETHOD(GetNextPlugin)( THIS_ REF(IUnknown*) pIUnkResult,
- IUnknown* pIUnkOuter );
- STDMETHOD(GetNextPluginInfo)( THIS_ REF(IHXValues*) pRetValues );
-
- STDMETHOD(GetPluginAt)( THIS_ UINT32 index,
- REF(IUnknown*) pIUnkResult,
- IUnknown* pIUnkOuter );
- STDMETHOD(GetPluginInfoAt)( THIS_ UINT32 index,
- REF(IHXValues*) pRetValues );
- public:
- void Add(HXPlugin* pPlugin);
- private:
- CHXSimpleList m_plugins;
- UINT32 m_nIndex;
- };
- #endif /* _BASEHAND_H_ */