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configmanager.cpp
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/***************************************************************************
* Copyright (C) 2011-2012 by Marcin Nawrocki <[email protected]> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 3 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA . *
***************************************************************************/
#include "configmanager.h"
#include <QtXml>
class ConfigManager : public IConfigManager
{
public:
ConfigManager();
~ConfigManager();
bool save() const;
bool load();
Config& getConfig();
void setConfig(const Config& config);
signals:
void dictionaryDirectoryChanged(int version, QString dictionaryPath);
public slots:
void onClipboardChanged(bool clipboard) { _config.setClipboard(clipboard); }
void onSelfSelectionChanged(bool selfSelection) { _config.setSelfSelection(selfSelection); }
void onAlwaysOnTopChanged(bool alwaysOnTop) { _config.setAlwaysOnTop(alwaysOnTop); }
void onAutoShowWindowChanged(bool autoShowWindow) { _config.setAutoShowWindow(autoShowWindow); }
private:
static bool loadStartup(QDomElement& root, Config& config);
static bool loadHistory(QDomElement& root, Config& config);
static bool loadDictionary(QDomElement& root, Config& config);
static bool loadOptions(QDomElement& root, Config& config);
static bool loadGeometry(QDomElement& root, Config& config);
static bool loadSplitters(QDomElement& root, Config& config);
const static QString _configFileName;
const static QString _mainTagName;
const static QString _startupTagName;
const static QString _dictToOpenAttribName;
const static QString _recentDictAttribName;
const static QString _selectedDictAttribName;
const static QString _historyTagName;
const static QString _historyEnabledAttribName;
const static QString _maxHistoryItemsAttribName;
const static QString _historyItemTagName;
const static QString _historyItemTypeAttribName;
const static QString _historyItemTextAttribName;
const static QString _dictTagName;
const static QString _dictVersionAttribName;
const static QString _dictDataPathAttribName;
const static QString _dictSamplesPathAttribName;
const static QString _optionsTagName;
const static QString _clipboardAttribName;
const static QString _selfSelectionAttribName;
const static QString _alwaysOnTopAttribName;
const static QString _autoShowWindowAttribName;
const static QString _geometryTagName;
const static QString _geometryXAttribName;
const static QString _geometryYAttribName;
const static QString _geometryWidthAttribName;
const static QString _geometryHeightAttribName;
const static QString _splittersTagName;
const static QString _leftSplitterAttribName;
const static QString _rightSplitterAttribName;
};
const QString ConfigManager::_configFileName = ".ydpd.xml";
const QString ConfigManager::_mainTagName = "YdpdConfig";
const QString ConfigManager::_startupTagName = "Startup";
const QString ConfigManager::_dictToOpenAttribName = "open";
const QString ConfigManager::_recentDictAttribName = "recent";
const QString ConfigManager::_selectedDictAttribName = "selected";
const QString ConfigManager::_historyTagName = "History";
const QString ConfigManager::_historyEnabledAttribName = "enabled";
const QString ConfigManager::_maxHistoryItemsAttribName = "maxItems";
const QString ConfigManager::_historyItemTagName = "Item";
const QString ConfigManager::_historyItemTypeAttribName = "type";
const QString ConfigManager::_historyItemTextAttribName = "text";
const QString ConfigManager::_dictTagName = "Dictionary";
const QString ConfigManager::_dictVersionAttribName = "version";
const QString ConfigManager::_dictDataPathAttribName = "data";
const QString ConfigManager::_dictSamplesPathAttribName = "samples";
const QString ConfigManager::_optionsTagName = "Options";
const QString ConfigManager::_clipboardAttribName = "clipboard";
const QString ConfigManager::_selfSelectionAttribName = "selfSelection";
const QString ConfigManager::_alwaysOnTopAttribName = "alwaysOnTop";
const QString ConfigManager::_autoShowWindowAttribName = "autoShowWindow";
const QString ConfigManager::_geometryTagName = "Geometry";
const QString ConfigManager::_geometryXAttribName = "x";
const QString ConfigManager::_geometryYAttribName = "y";
const QString ConfigManager::_geometryWidthAttribName = "width";
const QString ConfigManager::_geometryHeightAttribName = "height";
const QString ConfigManager::_splittersTagName = "Sizes";
const QString ConfigManager::_leftSplitterAttribName = "a";
const QString ConfigManager::_rightSplitterAttribName = "b";
ConfigManager::ConfigManager()
{
#ifdef DEBUG
bool value = load();
Q_ASSERT(value);
#else
load();
#endif
}
ConfigManager::~ConfigManager()
{
save();
}
Config& ConfigManager::getConfig()
{
return _config;
}
bool ConfigManager::loadStartup(QDomElement& root, Config& config)
{
QDomNodeList list = root.elementsByTagName(_startupTagName);
if (list.length() != 1)
return false;
QDomElement element = list.item(0).toElement();
QDomAttr attribute = element.attributeNode(_dictToOpenAttribName);
if (attribute.isNull())
return false;
config.setDictionaryToOpen(attribute.value().toInt());
attribute = element.attributeNode(_recentDictAttribName);
if (attribute.isNull())
return false;
config.setRecentDictionary(attribute.value().toInt());
attribute = element.attributeNode(_selectedDictAttribName);
if (attribute.isNull())
return false;
config.setSelectedDictionary(attribute.value().toInt());
return true;
}
bool ConfigManager::loadHistory(QDomElement& root, Config& config)
{
QDomNodeList list = root.elementsByTagName(_historyTagName);
if (list.length() != 1)
return false;
QDomElement element = list.item(0).toElement();
QDomAttr attribute = element.attributeNode(_historyEnabledAttribName);
if (attribute.isNull())
return false;
config.setStoreHistory(attribute.value().toInt());
attribute = element.attributeNode(_maxHistoryItemsAttribName);
if (attribute.isNull())
return false;
config.setMaxNumberOfHistoryItems(attribute.value().toInt());
list = element.elementsByTagName(_historyItemTagName);
uint maxNumberOfHistoryItems = config.maxNumberOfHistoryItems();
for (uint index = 0; index < list.length() && index < maxNumberOfHistoryItems; index++)
{
element = list.item(index).toElement();
if (!element.hasAttribute(_historyItemTypeAttribName) || !element.hasAttribute(_historyItemTextAttribName))
return false;
config.appendHistoryItem(element.attribute(_historyItemTextAttribName), element.attribute(_historyItemTypeAttribName).toInt());
}
return true;
}
bool ConfigManager::loadDictionary(QDomElement& root, Config& config)
{
QDomNodeList list = root.elementsByTagName(_dictTagName);
for (uint index = 0; index < list.length(); index++)
{
QDomElement element = list.item(index).toElement();
if (!element.hasAttribute(_dictVersionAttribName) || !element.hasAttribute(_dictDataPathAttribName) || !element.hasAttribute(_dictSamplesPathAttribName))
return false;
config.setDictionaryPath(element.attribute(_dictVersionAttribName).toInt(), element.attribute(_dictDataPathAttribName));
config.setSamplesPath(element.attribute(_dictVersionAttribName).toInt(), element.attribute(_dictSamplesPathAttribName));
}
return true;
}
bool ConfigManager::loadOptions(QDomElement& root, Config& config)
{
QDomNodeList list = root.elementsByTagName(_optionsTagName);
if (list.length() != 1)
return false;
QDomElement element = list.item(0).toElement();
QDomAttr attribute = element.attributeNode(_clipboardAttribName);
if (attribute.isNull())
return false;
config.setClipboard(attribute.value().toInt());
attribute = element.attributeNode(_selfSelectionAttribName);
if (attribute.isNull())
return false;
config.setSelfSelection(attribute.value().toInt());
attribute = element.attributeNode(_alwaysOnTopAttribName);
if (attribute.isNull())
return false;
config.setAlwaysOnTop(attribute.value().toInt());
attribute = element.attributeNode(_autoShowWindowAttribName);
if (attribute.isNull())
return false;
config.setAutoShowWindow(attribute.value().toInt());
return true;
}
bool ConfigManager::loadGeometry(QDomElement& root, Config& config)
{
QRect geometry;
QDomNodeList list = root.elementsByTagName(_geometryTagName);
if (list.length() != 1)
return false;
QDomElement element = list.item(0).toElement();
QDomAttr attribute = element.attributeNode(_geometryXAttribName);
if (attribute.isNull())
return false;
geometry.setX(attribute.value().toInt());
attribute = element.attributeNode(_geometryYAttribName);
if (attribute.isNull())
return false;
geometry.setY(attribute.value().toInt());
attribute = element.attributeNode(_geometryHeightAttribName);
if (attribute.isNull())
return false;
geometry.setHeight(attribute.value().toInt());
attribute = element.attributeNode(_geometryWidthAttribName);
if (attribute.isNull())
return false;
geometry.setWidth(attribute.value().toInt());
config.setGeometry(geometry);
return true;
}
bool ConfigManager::loadSplitters(QDomElement& root, Config& config)
{
QPair<int, int> sizes;
QDomNodeList list = root.elementsByTagName(_splittersTagName);
if (list.length() != 1)
return false;
QDomElement element = list.item(0).toElement();
QDomAttr attribute = element.attributeNode(_leftSplitterAttribName);
if (attribute.isNull())
return false;
sizes.first = attribute.value().toInt();
attribute = element.attributeNode(_rightSplitterAttribName);
if (attribute.isNull())
return false;
sizes.second = attribute.value().toInt();
config.setSplitters(sizes);
return true;
}
bool ConfigManager::load()
{
QDomDocument config;
QFile configFile(QDir::homePath()+"/"+_configFileName);
if (!configFile.open(QIODevice::ReadOnly))
return false;
if (!config.setContent(&configFile))
{
configFile.close();
return false;
}
configFile.close();
QDomElement root = config.documentElement();
if (root.tagName() != _mainTagName)
return false;
if (!loadStartup(root, _config))
return false;
if (!loadHistory(root, _config))
return false;
if (!loadDictionary(root, _config))
return false;
if (!loadOptions(root, _config))
return false;
if (!loadGeometry(root, _config))
return false;
if (!loadSplitters(root, _config))
return false;
return true;
}
bool ConfigManager::save() const
{
QDomDocument config;
QDomNode node(config.createProcessingInstruction("xml", "version=\"1.0\" encoding=\"utf-8\""));
config.insertBefore(node, config.firstChild());
QDomElement root = config.createElement(_mainTagName);
config.appendChild(root);
QDomElement element = config.createElement(_startupTagName);
element.setAttribute(_dictToOpenAttribName, _config.dictionaryToOpen());
element.setAttribute(_recentDictAttribName, _config.recentDictionary());
element.setAttribute(_selectedDictAttribName, _config.selectedDictionary());
root.appendChild(element);
element = config.createElement(_historyTagName);
element.setAttribute(_historyEnabledAttribName, _config.storeHistory());
element.setAttribute(_maxHistoryItemsAttribName, _config.maxNumberOfHistoryItems());
for (int index = 0; index < _config.history().length() && index < _config.maxNumberOfHistoryItems() && _config.storeHistory(); index++)
{
QDomElement subElement = config.createElement(_historyItemTagName);
subElement.setAttribute(_historyItemTypeAttribName, _config.history().at(index).getType());
subElement.setAttribute(_historyItemTextAttribName, _config.history().at(index).getText());
element.appendChild(subElement);
}
root.appendChild(element);
foreach (int version, _config.versionList())
{
element = config.createElement(_dictTagName);
element.setAttribute(_dictVersionAttribName, version);
element.setAttribute(_dictDataPathAttribName, _config.getDictionaryPath(version));
element.setAttribute(_dictSamplesPathAttribName, _config.samplesPath(version));
root.appendChild(element);
}
element = config.createElement(_optionsTagName);
element.setAttribute(_clipboardAttribName, _config.clipboard());
element.setAttribute(_selfSelectionAttribName, _config.selfSelection());
element.setAttribute(_alwaysOnTopAttribName, _config.alwaysOnTop());
element.setAttribute(_autoShowWindowAttribName, _config.autoShowWindow());
root.appendChild(element);
element = config.createElement(_geometryTagName);
element.setAttribute(_geometryXAttribName, _config.geometry().x());
element.setAttribute(_geometryYAttribName, _config.geometry().y());
element.setAttribute(_geometryWidthAttribName, _config.geometry().width());
element.setAttribute(_geometryHeightAttribName, _config.geometry().height());
root.appendChild(element);
element = config.createElement(_splittersTagName);
element.setAttribute(_leftSplitterAttribName, _config.getSplitters().first);
element.setAttribute(_rightSplitterAttribName, _config.getSplitters().second);
root.appendChild(element);
QFile configFile(QDir::homePath()+"/"+_configFileName);
if (!configFile.open(QIODevice::WriteOnly))
return false;
QTextStream textStream(&configFile);
textStream.setCodec("UTF-8");
textStream << config.toString();
configFile.close();
return true;
}
IConfigManager& IConfigManager::instance()
{
static ConfigManager manager;
return manager;
}
void IConfigManager::setConfig(const Config& config)
{
foreach (int version, config.versionList())
emit dictionaryDirectoryChanged(version, config.getDictionaryPath(version));
_config = config;
}