clntxres.h
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- /* ***** BEGIN LICENSE BLOCK *****
- * Source last modified: $Id: clntxres.h,v 1.5.30.1 2004/07/09 02:09:13 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 _clntxres_h
- #define _clntres_h
- #include "hxtypes.h"
- #include "chxdataf.h"
- #include "hxpeff.h"
- #include "hxunicod.h"
- #include "hxxres.h"
- #include "hxplugn.h"
- #include "hxcomm.h"
- #include "hxstring.h"
- #include "hxslist.h"
- #include "baseobj.h"
- /* CONSTANTS */
- #define kDefaultCacheLimit 1024*8 // 8KB
- /* STRUCTURES */
- /* RESOURCE STRUCTURES */
- /* INTERNAL STRUCTURES */
- typedef struct _HX_IMAGE_RESOURCE_DIRECTORY
- {
- ULONG32 Characteristics;
- ULONG32 TimeDateStamp;
- UINT16 MajorVersion;
- UINT16 MinorVersion;
- UINT16 NumberOfNamedEntries;
- UINT16 NumberOfIdEntries;
- } HX_IMAGE_RESOURCE_DIRECTORY, *PHX_IMAGE_RESOURCE_DIRECTORY;
- typedef struct _HX_IMAGE_RESOURCE_DIRECTORY_ENTRY
- {
- ULONG32 Name;
- ULONG32 OffsetToData;
- } HX_IMAGE_RESOURCE_DIRECTORY_ENTRY, *PHX_IMAGE_RESOURCE_DIRECTORY_ENTRY;
- typedef struct _HX_IMAGE_RESOURCE_DATA_ENTRY
- {
- ULONG32 OffsetToData;
- ULONG32 Size;
- ULONG32 CodePage;
- ULONG32 Reserved;
- } HX_IMAGE_RESOURCE_DATA_ENTRY, *PHX_IMAGE_RESOURCE_DATA_ENTRY;
- /*
- This structure is used to create a map of all the resources, id's and their location in the file.
- */
- typedef struct tagXResCacheEntry
- {
- ULONG32 type; // Resource type;
- ULONG32 id; // Resource ID;
- ULONG32 location; // Location in file from, offset from the beginning of the file.
- ULONG32 language; // Language of the data.
- ULONG32 size; // size of the data.
- BOOL cached; // Is the resource already cached in memory?
- UCHAR* cached_data; // Data of the resource when cached in memory.
- } XResCacheEntry;
- class CHXSimpleList;
- class CHXXResource;
- class CHXXResFile : public IHXPlugin,
- public IHXXResFile,
- public CHXPeff,
- public CHXUnicode,
- public CHXBaseCountingObject
- {
- public:
- // IUnknown methods...
- STDMETHOD(QueryInterface) (THIS_ REFIID riid, void **ppvObj);
- STDMETHOD_(ULONG32, AddRef) (THIS);
- STDMETHOD_(ULONG32, Release) (THIS);
- // IHXPlugin methods...
- STDMETHOD(GetPluginInfo) (THIS_
- REF(BOOL) /*OUT*/ bMultipleLoad,
- REF(const char*) /*OUT*/ pDescription,
- REF(const char*) /*OUT*/ pCopyright,
- REF(const char*) /*OUT*/ pMoreInfoURL,
- REF(ULONG32) /*OUT*/ ulVersionNumber);
- STDMETHOD(InitPlugin) (THIS_
- IUnknown* /*IN*/ pContext);
- //
- // CHXXResFile Methods
- //
- CHXXResFile();
- STDMETHOD_(HX_RESULT,Open) (THIS_ const char* path);
- STDMETHOD_(HX_RESULT,Close) (THIS);
-
- STDMETHOD_(HX_RESULT,SetLanguage) (THIS_ ULONG32 id);
- STDMETHOD_(HX_RESULT,GetResource) (THIS_ ULONG32 type, ULONG32 ID, IHXXResource** resource);
-
- STDMETHOD_(IHXXResource*,GetString) (THIS_ ULONG32 ID);
- STDMETHOD_(IHXXResource*,GetBitmap) (THIS_ ULONG32 ID);
- STDMETHOD_(IHXXResource*,GetDialog) (THIS_ ULONG32 ID);
- STDMETHOD_(IHXXResource*,GetVersionInfo) (THIS);
- STDMETHOD(GetFirstResourceLanguage) (THIS_ REF(ULONG32) ulLangID);
- STDMETHOD(GetNextResourceLanguage) (THIS_ REF(ULONG32) ulLangID);
- STDMETHOD_(BOOL,IncludesShortName) (THIS_ const char* pShortName);
-
- STDMETHOD_(HX_RESULT,FlushCache) (THIS);
- STDMETHOD_(HX_RESULT,SetCacheLimit) (THIS_ ULONG32 MaxCachedData);
- STDMETHOD(UseResourceFile) (THIS_
- INT16 /*IN*/ nResourceFileRef);
-
- private:
- virtual ~CHXXResFile ();
- HX_RESULT FindInCache (ULONG32 type,
- ULONG32 ID,
- XResCacheEntry** ppEntry);
- HX_RESULT KillCache (void);
- HX_RESULT FindResourceData (void);
- HX_RESULT TrimCachedData (ULONG32 needed);
- HX_RESULT CacheResourceEntries (void);
- HX_RESULT ReadResourceHeader (void);
- HX_RESULT ReadInAllResources (void);
- HX_RESULT GetResourceEntry (HX_IMAGE_RESOURCE_DIRECTORY_ENTRY& h);
- HX_RESULT GetResourceDirEntry (HX_IMAGE_RESOURCE_DIRECTORY& h);
- BYTE* GetResInfo (BYTE* pData,
- UINT16& ulResInfoLen,
- UINT16& uResInfoType,
- CHXString& key);
- UINT32 GetCodePage (void);
- IUnknown* m_pContext;
- IHXCommonClassFactory* m_pCommonClassFactory;
- ULONG32 mResourceDataPosition; // Start of the Resource data in the file.
- ULONG32 mResSectionVirtualAddress; // Virtual Address of the resource section.
- HX_IMAGE_RESOURCE_DIRECTORY mResourceHeader; // Resource Header.
- ULONG32 mLanguageId; // Language ID of resources to load.
- ULONG32 mMaxCachedData; // Total number of bytes allowed to be cached.
- LONG32 m_lRefCount; // RefCount
- CHXString mFilePath; // Path to the file being used.
- BOOL mFileOpen; // Is the file we are using open?
- LISTPOSITION mCachePos; // used in GetFirst/GetNext resource methods
- CHXSimpleList* mCacheList; // Used to cache the resources as they are loaded.
- CHXSimpleList* mLoadedCache; // Items which are loaded into memory.
- static const char* const zm_pName;
- static const char* const zm_pDescription;
- static const char* const zm_pCopyright;
- static const char* const zm_pMoreInfoURL;
- UINT32 m_nCodePage;
- INT16 m_nResFileRef;
- };
- class CHXXResource: public IHXXResource
- {
- public:
- CHXXResource (void* data,
- ULONG32 datalength,
- ULONG32 ID,
- ULONG32 Type,
- ULONG32 Language,
- IHXXResFile* file);
- ~CHXXResource ();
-
- STDMETHOD(QueryInterface) (THIS_ REFIID riid, void **ppvObj);
- STDMETHOD_(ULONG32, AddRef) (THIS);
- STDMETHOD_(ULONG32, Release) (THIS);
- //
- // Functions for determining information from a loaded resource.
- //
-
- STDMETHOD_(ULONG32,ID) (THIS);
- STDMETHOD_(ULONG32,Type) (THIS);
- STDMETHOD_(ULONG32,Length) (THIS);
- STDMETHOD_(ULONG32,Language) (THIS);
- STDMETHOD_(IHXXResFile*,ResFile) (THIS);
-
- //
- // Data accessors
- //
- STDMETHOD_(void*,ResourceData) (THIS);
- private:
- LONG32 m_lRefCount;
- IHXXResFile* mResFile;
- void* mResData;
-
- ULONG32 mID;
- ULONG32 mType;
- ULONG32 mLength;
- ULONG32 mLanguage;
-
- };
- #endif // _clntxres_h