diff options
Diffstat (limited to 'src/__TODO/UiGuiIniFileParser.cpp')
| -rw-r--r-- | src/__TODO/UiGuiIniFileParser.cpp | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/src/__TODO/UiGuiIniFileParser.cpp b/src/__TODO/UiGuiIniFileParser.cpp new file mode 100644 index 0000000..e690139 --- /dev/null +++ b/src/__TODO/UiGuiIniFileParser.cpp @@ -0,0 +1,160 @@ +/*************************************************************************** + * Copyright (C) 2006-2012 by Thomas Schweitzer * + * thomas-schweitzer(at)arcor.de * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License version 2.0 as * + * published by the Free Software Foundation. * + * * + * 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 in the file LICENSE.GPL; if not, write to the * + * Free Software Foundation, Inc., * + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + ***************************************************************************/ + +#include "UiGuiIniFileParser.h" + +#include <tntqfile.h> +#include <tntqstringlist.h> +#include <tntqvariant.h> +#include <tntqtextstream.h> + +//! \defgroup grp_Settings All concerning applications settings. + +/*! + \class UiGuiIniFileParser + \ingroup grp_Settings + \brief UiGuiIniFileParser is a simple ini file format parser. + + These ini files need to have key-value pairs in the style + "keyname=keyvalue". Groups can be defined by writing the groupname + in the style [groupname] before some key-value pairs. + + The reason why I use my own class instead of TQSettings is mainly, that + TQSettings always internally sorts the groups alphabetically and also + rewrites a settings file sorted. Very annoying for me. +*/ + +/*! + \brief Init and empty all needed lists and strings. + */ +UiGuiIniFileParser::UiGuiIniFileParser(void) +{ + init(); +} + +/*! + \brief Directly loads and parses the file with name \a iniFileName. + */ +UiGuiIniFileParser::UiGuiIniFileParser(const TQString &iniFileName) +{ + init(); + _iniFileName = iniFileName; + parseIniFile(); +} + +void UiGuiIniFileParser::init() +{ + _sections.clear(); + _keyValueMap.clear(); + _iniFileName = ""; +} + +UiGuiIniFileParser::~UiGuiIniFileParser(void) +{ +} + +/*! + \brief Returns the group/section names in the same order as they occurr in the ini file as TQStringList. + */ +TQStringList UiGuiIniFileParser::childGroups() +{ + TQStringList sectionsStringList; + + for (unsigned int i = 0; i < _sections.size(); i++) + { + sectionsStringList << _sections[i]; + } + + return sectionsStringList; +} + +/*! + \brief Returns the value of the defined \a keyName as TQVariant. + + The \a keyName is assembled by a section name, a slash and the key name itself. + For example if you wish to access the value of the following setting: + <code>[NiceSection]</br>niceKeyName=2</code> you would have to call + value("NiceSection/niceKeyName"). + */ +TQVariant UiGuiIniFileParser::value(const TQString &keyName, const TQString &defaultValue) +{ + return _keyValueMap.value(keyName, defaultValue); +} + +/*! + \brief Parses the ini file and stores the key value pairs in the internal vectors \a keys and \a values. + */ +void UiGuiIniFileParser::parseIniFile() +{ + TQFile iniFile(_iniFileName); + + if (iniFile.open(TQFile::ReadOnly)) + { + // Clear the vectors holding the keys and values. + _sections.clear(); + _keyValueMap.clear(); + + TQTextStream iniFileStream(&iniFile); + TQString line; + TQString currentSectionName = ""; + TQString keyName = ""; + TQString valueAsString = ""; + + while (!iniFileStream.atEnd()) + { + line = iniFileStream.readLine().trimmed(); + + // Test if the read line is a section name and if so remeber it. + if (line.startsWith("[") && line.endsWith("]")) + { + currentSectionName = line.remove(0, 1); + currentSectionName.chop(1); + + // Store the section name. + _sections.push_back(currentSectionName); + } + // Otherwise test whether the line has a assign char + else if (line.contains("=")) + { + int indexOfFirstAssign = line.indexOf("="); + keyName = line.left(indexOfFirstAssign); + + if (!keyName.isEmpty()) + { + valueAsString = line.remove(0, indexOfFirstAssign + 1); + // Remove any existing double quotes from the value. + if (valueAsString.startsWith("\"") && valueAsString.endsWith("\"")) + { + valueAsString = valueAsString.remove(0, 1); + valueAsString.chop(1); + } + + // Prepend an eventually section name to the key name. + if (!currentSectionName.isEmpty()) + { + keyName = currentSectionName + "/" + keyName; + } + + // Store the key and value in the map. + _keyValueMap.insert(keyName, valueAsString); + } + } + } + } +} |