ZETADeveloperGuide: AppPrefs.h Source File

00001 // a settings file class.
00002 // Copyright (c) 1999-2000, Be Incoporated. All Rights Reserved.
00003 
00004 #ifndef _APPPREFS_H_
00005 #define _APPPREFS_H_
00006 
00007 #include <Message.h>
00008 #include <FindDirectory.h>
00009 #include <Path.h>
00010 
00011 struct attr_info;
00012 class BFile;
00013 
00014 class BAppPrefs : public BMessage {
00015 public :
00016     BAppPrefs(char const*const leafname=NULL,char const*const basename=NULL,const directory_which dir=B_USER_SETTINGS_DIRECTORY);
00017     BAppPrefs(BMessage const&,char const*const leafname=NULL,char const*const basename=NULL,const directory_which dir=B_USER_SETTINGS_DIRECTORY);
00018 
00019     BAppPrefs(const BAppPrefs&);
00020     BAppPrefs&operator=(const BAppPrefs&);
00021 
00022     virtual ~BAppPrefs();
00023 
00024     status_t InitCheck() const;
00025 
00026     status_t SetTo(char const*const leafname=NULL,char const*const basename=NULL,const directory_which dir=B_USER_SETTINGS_DIRECTORY);
00027     const char* Path() const;
00028 
00029     status_t Load(const uint32 flags=0);
00030     status_t Save(const uint32 flags=0) const;
00031 
00032 private:
00033     virtual void _ReservedAppPrefs1();
00034     virtual void _ReservedAppPrefs2();
00035     virtual void _ReservedAppPrefs3();
00036     virtual void _ReservedAppPrefs4();
00037     virtual void _ReservedAppPrefs5();
00038     virtual void _ReservedAppPrefs6();
00039     virtual void _ReservedAppPrefs7();
00040     virtual void _ReservedAppPrefs8();
00041     virtual void _ReservedAppPrefs9();
00042     virtual void _ReservedAppPrefs10();
00043 
00044     virtual status_t Perform(const perform_code d,void *const arg);
00045 
00046     void _CtorInit(char const*const leafname=NULL,char const*const basename=NULL,const directory_which dir=B_USER_SETTINGS_DIRECTORY);
00047 
00048     static status_t _StoreAttributes(BMessage const*const m,BFile*const f,char const*const basename="");
00049     static status_t _ExtractAttribute(BMessage *const m,BFile const*const f,char const*const full_name,char const*const partial_name,attr_info const*const ai);
00050     static bool _SupportsType(const type_code);
00051 
00052     struct _PrivateAppPrefs*_p_AppPrefs;
00053 };
00054 
00055 #endif
00056