mirror of
https://github.com/libretro/scummvm.git
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139 lines
4.6 KiB
C++
139 lines
4.6 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2001 Ludvig Strigeus
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* Copyright (C) 2001-2005 The ScummVM project
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*
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*/
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#ifndef COMMON_CONFIG_H
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#define COMMON_CONFIG_H
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#include "common/array.h"
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#include "common/map.h"
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#include "common/singleton.h"
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#include "common/str.h"
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namespace Common {
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/**
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* The (singleton) configuration manager, used to query & set configuration
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* values using string keys.
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*
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* @todo Implement the callback based notification system (outline below)
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* which sends out notifications to interested parties whenever the value
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* of some specific (or any) configuration key changes.
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*/
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class ConfigManager : public Singleton<ConfigManager> {
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struct IgnoreCaseComparator {
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int operator()(const String& x, const String& y) const { return scumm_stricmp(x.c_str(), y.c_str()); }
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};
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public:
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typedef Map<String, String, IgnoreCaseComparator> StringMap;
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class Domain : public StringMap {
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private:
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StringMap _keyValueComments;
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String _domainComment;
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public:
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const String &get(const String &key) const;
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void setDomainComment(const String &comment);
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const String &getDomainComment() const;
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void setKVComment(const String &key, const String &comment);
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const String &getKVComment(const String &key) const;
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bool hasKVComment(const String &key) const;
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};
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typedef Map<String, Domain, IgnoreCaseComparator> DomainMap;
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/** The name of the application domain (normally 'scummvm'). */
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static const String kApplicationDomain;
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/** The transient (pseudo) domain. */
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static const String kTransientDomain;
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void loadDefaultConfigFile();
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void loadConfigFile(const String &filename);
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bool hasKey(const String &key) const;
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bool hasKey(const String &key, const String &dom) const;
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void removeKey(const String &key, const String &dom);
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const String & get(const String &key, const String &dom = String::emptyString) const;
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int getInt(const String &key, const String &dom = String::emptyString) const;
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bool getBool(const String &key, const String &dom = String::emptyString) const;
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void set(const String &key, const String &value, const String &dom = String::emptyString);
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void set(const String &key, const char *value, const String &dom = String::emptyString);
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void set(const String &key, int value, const String &dom = String::emptyString);
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void set(const String &key, bool value, const String &dom = String::emptyString);
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void registerDefault(const String &key, const String &value);
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void registerDefault(const String &key, const char *value);
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void registerDefault(const String &key, int value);
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void registerDefault(const String &key, bool value);
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// ...
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void flushToDisk();
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void setActiveDomain(const String &domain);
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const String & getActiveDomain() const { return _activeDomain; }
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// void addDomain(const String &name);
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void removeGameDomain(const String &name);
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void renameGameDomain(const String &oldName, const String &newName);
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bool hasGameDomain(const String &domain) const;
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const DomainMap & getGameDomains() const { return _gameDomains; }
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/*
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TODO: Callback/change notification system
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typedef void (*ConfigCallback)(const ConstString &key, void *refCon);
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void registerCallback(ConfigCallback cfgc, void *refCon, const ConstString &key = String::emptyString)
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void unregisterCallback(ConfigCallback cfgc, const ConstString &key = String::emptyString)
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*/
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private:
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friend class Singleton<SingletonBaseType>;
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ConfigManager();
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void loadFile(const String &filename);
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void writeDomain(FILE *file, const String &name, const Domain &domain);
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Domain _transientDomain;
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DomainMap _gameDomains;
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DomainMap _globalDomains;
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Domain _defaultsDomain;
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StringList _domainSaveOrder;
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String _activeDomain;
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String _filename;
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};
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} // End of namespace Common
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/** Shortcut for accessing the configuration manager. */
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#define ConfMan Common::ConfigManager::instance()
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#endif
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