118 lines
3.3 KiB
C++
118 lines
3.3 KiB
C++
/******************************************************************************
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*
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* This file is part of Log4Qt library.
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*
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* Copyright (C) 2007 - 2020 Log4Qt contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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#ifndef LOG4QT_PROPERTIES_H
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#define LOG4QT_PROPERTIES_H
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#include "log4qt/log4qtshared.h"
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#include <QHash>
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#include <QStringList>
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class QIODevice;
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class QSettings;
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namespace Log4Qt
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{
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/*!
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* \brief The class Properties implements a JAVA property hash.
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*/
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class LOG4QT_EXPORT Properties : public QHash<QString, QString>
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{
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public:
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Properties(Properties *pDefaultProperties = nullptr);
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public:
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Properties *defaultProperties() const;
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QString property(const QString &key) const;
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QString property(const QString &key,
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const QString &defaultValue) const;
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void setDefaultProperties(Properties *defaultProperties);
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void setProperty(const QString &key,
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const QString &value);
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void load(QIODevice *pDevice);
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/*!
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* Reads all child keys from the QSettings object \a settings and
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* inserts them into this object. The value is created using
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* QVariant::toString(). Types that do not support toString() are
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* resulting in an empty string.
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*
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* \code
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* QSettings settings;
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* settings.setValue("Package", "Full");
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* settings.setValue("Background", Qt::white);
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* settings.setValue("Support", true);
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* settings.setValue("Help/Language", "en_UK");
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*
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* Properties properties
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* properties.load(&settings)
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*
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* // properties (("Package", "Full"), ("Background", ""), ("Support", "true"))
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* \endcode
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*/
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void load(const QSettings &settings);
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QStringList propertyNames() const;
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private:
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void parseProperty(const QString &property,
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int line);
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static int hexDigitValue(QChar digit);
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static QString trimLeft(const QString &line);
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private:
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Properties *mpDefaultProperties;
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static const char msEscapeChar;
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static const char *msValueEscapeCodes;
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static const char *msValueEscapeChars;
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static const char *msKeyEscapeCodes;
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static const char *msKeyEscapeChars;
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};
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inline Properties::Properties(Properties *pDefaultProperties) :
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mpDefaultProperties(pDefaultProperties)
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{}
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inline Properties *Properties::defaultProperties() const
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{
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return mpDefaultProperties;
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}
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inline void Properties::setDefaultProperties(Properties *defaultProperties)
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{
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mpDefaultProperties = defaultProperties;
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}
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inline void Properties::setProperty(const QString &key,
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const QString &value)
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{
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insert(key, value);
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}
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} // namespace Log4Qt
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Q_DECLARE_TYPEINFO(Log4Qt::Properties, Q_MOVABLE_TYPE);
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#endif // LOG4QT_PROPERTIES_H
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