142 lines
3.7 KiB
C++
142 lines
3.7 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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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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*
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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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef BAGEL_MFC_LIBS_SETTINGS_H
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#define BAGEL_MFC_LIBS_SETTINGS_H
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#include "common/hashmap.h"
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#include "common/hash-str.h"
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#include "common/savefile.h"
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namespace Bagel {
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namespace MFC {
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namespace Libs {
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class Settings {
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public:
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class Domain {
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friend class Settings;
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private:
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typedef Common::HashMap<Common::String, Common::String,
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Common::IgnoreCase_Hash, Common::IgnoreCase_EqualTo> Values;
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Settings *_settings = nullptr;
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Values _values;
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bool _modified = false;
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public:
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void load(Common::InSaveFile *src);
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void save(Common::OutSaveFile *dest);
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static Common::String getDomainName(Common::InSaveFile *src);
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bool isModified() const {
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return _modified;
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}
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bool empty() const {
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return _values.empty();
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}
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bool hasKey(const Common::String &key) const {
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return _values.contains(key);
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}
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int getInt(const Common::String &key, int defaultValue = 0) const {
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return hasKey(key) ? atoi(_values[key].c_str()) : defaultValue;
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}
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bool getBool(const Common::String &key, bool defaultValue = false) const {
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return !hasKey(key) || _values[key].empty() ? false :
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tolower(_values[key][0]) == 't';
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}
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Common::String getString(const Common::String &key, const char *defaultValue = nullptr) const {
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return hasKey(key) ? _values[key] : defaultValue;
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}
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void setInt(const Common::String &key, int value) {
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_values[key] = Common::String::format("%d", value);
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_modified = true;
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}
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void setBool(const Common::String &key, bool value) {
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_values[key] = value ? "true" : "false";
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_modified = true;
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}
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void setString(const Common::String &key, const Common::String &value) {
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_values[key] = value;
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_modified = true;
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}
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void flushToDisk();
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};
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class Serializer {
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private:
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Domain &_domain;
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bool _isSaving;
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public:
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Serializer(Domain &domain, bool isSaving) :
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_domain(domain), _isSaving(isSaving) {
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}
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~Serializer() {
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_domain.flushToDisk();
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}
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void sync(const Common::String &key, int &field, int defaultValue = 0) {
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if (_isSaving)
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_domain.setInt(key, field);
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else
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field = _domain.getInt(key, defaultValue);
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}
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void sync(const Common::String &key, bool &field, bool defaultValue = false) {
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if (_isSaving)
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_domain.setBool(key, field);
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else
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field = _domain.getBool(key, defaultValue);
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}
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void sync(const Common::String &key, Common::String &field, const char *defaultValue = nullptr) {
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if (_isSaving)
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_domain.setString(key, field);
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else
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field = _domain.getString(key, defaultValue);
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}
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};
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private:
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static Common::String getFilename();
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public:
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~Settings() {
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save();
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}
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void load();
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void save();
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bool isModified() const;
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Domain &operator[](const Common::String &domain);
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private:
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typedef Common::HashMap<Common::String, Domain,
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Common::IgnoreCase_Hash, Common::IgnoreCase_EqualTo> Domains;
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Domains _domains;
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};
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} // namespace Libs
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} // namespace MFC
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} // namespace Bagel
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#endif
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