mac_pref_file.h
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上传日期:2007-06-06
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- /* ***** BEGIN LICENSE BLOCK *****
- * Version: RCSL 1.0/RPSL 1.0
- *
- * Portions Copyright (c) 1995-2002 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
- * Version 1.0 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the RealNetworks Community Source License Version 1.0
- * (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.
- *
- * 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 ***** */
- #include "filespec.h"
- #include "cfwrappers.h"
- class CMacPrefFile
- {
- public:
- static CMacPrefFile* CreatePrefXMLObject( CHXFileSpecifier& fileSpec, CFStringRef appIDStringRef, const char* pProductName );
- static CMacPrefFile* CreatePrefSystemObject( CFStringRef appIDStringRef, CFStringRef userNameRef, CFStringRef hostNameRef );
-
- CMacPrefFile() {};
- virtual ~CMacPrefFile() {};
-
- // The following public APIs are meant to mirror the CFPreferences APIs
-
- virtual CFPropertyListRef CopyValue( CFStringRef key ) = 0;
- virtual void SetValue( CFStringRef key, CFPropertyListRef value ) = 0;
- virtual void Synchronize( void ) = 0;
-
- virtual CFArrayRef CopyKeyList() = 0;
- };
- //
- // CMacPrefFileCFPref is the version that uses CFPreferences directly
- //
- class CMacPrefFileCFPref : public CMacPrefFile
- {
- public:
- CMacPrefFileCFPref();
- virtual ~CMacPrefFileCFPref();
-
- void SetPrefsID( CFStringRef appIDStringRef, CFStringRef userNameRef, CFStringRef hostNameRef );
-
- virtual CFPropertyListRef CopyValue( CFStringRef key );
- virtual void SetValue( CFStringRef key, CFPropertyListRef value );
-
- virtual CFArrayRef CopyKeyList();
- virtual void Synchronize( void );
-
- private:
- void Destroy();
-
- // these are set by SetPrefsID...
- CFStringRef m_PrefsAppIDNameRef;
- CFStringRef m_UserNameRef;
- CFStringRef m_HostNameRef;
-
- Boolean m_bInitialized;
- };
- #ifndef _MAC_UNIX
- //
- // CMacPrefFileXML uses a CFDictionary and writes to an XML file
- //
- class CMacPrefFileXML : public CMacPrefFile
- {
- public:
- CMacPrefFileXML();
- virtual ~CMacPrefFileXML();
-
- void SetPrefsFileSpec( const CHXFileSpecifier& fileSpec, CFStringRef appIDStringRef, const char* pProductName );
-
- virtual CFPropertyListRef CopyValue( CFStringRef key );
- virtual void SetValue( CFStringRef key, CFPropertyListRef value );
-
- virtual CFArrayRef CopyKeyList();
- virtual void Synchronize( void );
-
- private:
- static void CopyKeyListProc( const void *key, const void *value, void *context ); // used by CopyKeyList
-
- void WriteToFile();
- void ReadFromFile();
- void UpdateDictFromFile( Boolean forceReadFromFile );
- void WriteToFileIfNecessary();
- SInt32 GetGlobalCoherenceSeed();
-
- // these are set by SetPrefsFileSpec...
- CHXFileSpecifier m_FileSpec;
- CFMutableDictionaryRef m_DictRef;
-
- SInt32 m_CoherenceSeed; // matches the sync seed value in user prefs if our dictionary is up-to-date
- CHXCFString m_cfsCoherenceKey; // key for sync seed value in the user prefs
- CHXCFString m_cfsPrefsAppIDNameRef;
-
- };
- #endif