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Diffstat (limited to 'src/libs/installer/registerfiletypeoperation.cpp')
| -rw-r--r-- | src/libs/installer/registerfiletypeoperation.cpp | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/src/libs/installer/registerfiletypeoperation.cpp b/src/libs/installer/registerfiletypeoperation.cpp new file mode 100644 index 000000000..5de90733f --- /dev/null +++ b/src/libs/installer/registerfiletypeoperation.cpp @@ -0,0 +1,207 @@ +/************************************************************************** +** +** This file is part of Installer Framework +** +** Copyright (c) 2011-2012 Nokia Corporation and/or its subsidiary(-ies). +** +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** +** GNU Lesser General Public License Usage +** +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this file. +** Please review the following information to ensure the GNU Lesser General +** Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** Other Usage +** +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +**************************************************************************/ + +#include "registerfiletypeoperation.h" + +#include "qsettingswrapper.h" + +using namespace QInstaller; + +RegisterFileTypeOperation::RegisterFileTypeOperation() +{ + setName(QLatin1String("RegisterFileType")); +} + +void RegisterFileTypeOperation::backup() +{ +} + +bool RegisterFileTypeOperation::performOperation() +{ + // extension + // command + // (description) + // (content type) + // (icon) +#ifdef Q_WS_WIN + const QStringList args = arguments(); + if (args.count() < 2 || args.count() > 5) { + setError(InvalidArguments); + setErrorString(tr("Invalid arguments in %0").arg(name())); + return false; + } + + const QString extension = args.at(0); + const QString command = args.at(1); + const QString description = args.value(2); // optional + const QString contentType = args.value(3); // optional + const QString icon = args.value(4); // optional + + const QString className = QString::fromLatin1("%1_auto_file").arg(extension); + const QString settingsPrefix = QString::fromLatin1("Software/Classes/"); + + //QSettingsWrapper settings(QLatin1String("HKEY_CLASSES_ROOT"), QSettingsWrapper::NativeFormat); + QSettingsWrapper settings(QLatin1String("HKEY_CURRENT_USER"), QSettingsWrapper::NativeFormat); + // first backup the old values + setValue(QLatin1String("oldClass"), settings.value(QString::fromLatin1("%1.%2/Default").arg(settingsPrefix, + extension))); + setValue(QLatin1String("oldContentType"), settings.value(QString::fromLatin1("%1.%2/Content Type") + .arg(settingsPrefix, extension))); + + // the file extension was not yet registered. Let's do so now + settings.setValue(QString::fromLatin1("%1.%2/Default").arg(settingsPrefix, extension), className); + + // register the content type, if given + if (!contentType.isEmpty()) + settings.setValue(QString::fromLatin1("%1.%2/Content Type").arg(settingsPrefix, extension), contentType); + + setValue(QLatin1String("className"), className); + // register the description, if given + if (!description.isEmpty()) + settings.setValue(QString::fromLatin1("%1%2/Default").arg(settingsPrefix, className), description); + + // register the icon, if given + if (!icon.isEmpty()) { + settings.setValue(QString::fromLatin1("%1%2/DefaultIcon/Default").arg(settingsPrefix, + className), icon); + } + + // register the command to open the file + settings.setValue(QString::fromLatin1("%1%2/shell/Open/Command/Default").arg(settingsPrefix, + className), command); + + return true; +#else + setError(UserDefinedError); + setErrorString(QObject::tr("Registering file types in only supported on Windows.")); + return false; +#endif +} + +bool RegisterFileTypeOperation::undoOperation() +{ + // extension + // command + // (description) + // (content type) + // (icon) +#ifdef Q_WS_WIN + const QStringList args = arguments(); + if (args.count() < 2 || args.count() > 5) { + setErrorString(tr("Register File Type: Invalid arguments")); + return false; + } + const QString extension = args.at(0); + const QString command = args.at(1); + const QString description = args.value(2); // optional + const QString contentType = args.value(3); // optional + const QString icon = args.value(4); // optional + + const QString className = QString::fromLatin1("%1_auto_file").arg(extension); + const QString classes = QString::fromLatin1("Software/Classes/%1").arg(className); + const QString extensions = QString::fromLatin1("Software/Classes/.%1").arg(extension); + + QSettingsWrapper settings(QLatin1String("HKEY_CURRENT_USER"), QSettingsWrapper::NativeFormat); + + const QString restoredClassName = value(QLatin1String("oldClassName")).toString(); + // register the command to open the file + if (settings.value(QString::fromLatin1("%1/shell/Open/Command/Default").arg(classes)).toString() != command) + return false; + if (settings.value(QString::fromLatin1("%1/DefaultIcon/Default").arg(classes)).toString() != icon) + return false; + if (settings.value(QString::fromLatin1("%1/Default").arg(classes)).toString() != description) + return false; + if (settings.value(QString::fromLatin1("%1/Content Type").arg(extensions)).toString() != contentType) + return false; + if (settings.value(QString::fromLatin1("%1/Default").arg(extensions)).toString() != className) + return false; + + const QLatin1String settingsPrefix("Software/Classes/"); + const QVariant oldCommand = value(QLatin1String("oldCommand")); + if (!oldCommand.isNull()) { + settings.setValue(QString::fromLatin1("%1%2/shell/Open/Command/Default").arg(settingsPrefix, + restoredClassName), oldCommand); + } else { + settings.remove(QString::fromLatin1("%1/shell/Open/Command/Default").arg(classes)); + } + + // register the icon, if given + const QVariant oldIcon = value(QLatin1String("oldIcon")); + if (!oldIcon.isNull()) { + settings.setValue(QString::fromLatin1("%1%2/DefaultIcon/Default").arg(settingsPrefix, + restoredClassName), oldIcon); + } else { + settings.remove(QString::fromLatin1("%1%2/DefaultIcon/Default").arg(classes)); + } + + // register the description, if given + const QVariant oldDescription = value(QLatin1String("oldDescription")); + if (!oldDescription.isNull()) { + settings.setValue(QString::fromLatin1("%1%2/Default").arg(settingsPrefix, restoredClassName), + oldDescription); + } else { + settings.remove(QString::fromLatin1("%1%2/Default").arg(classes)); + } + + // content type + settings.remove(classes); + + const QVariant oldContentType = value(QLatin1String("oldContentType")); + if(!oldContentType.isNull()) + settings.setValue(QString::fromLatin1("%1/Content Type").arg(extensions), oldContentType); + else + settings.remove(QString::fromLatin1("%1/Content Type").arg(extensions)); + + // class + + const QVariant oldClass = value(QLatin1String("oldClass")); + if(!oldClass.isNull()) + settings.setValue(QString::fromLatin1("%1/Default").arg(extensions), oldClass); + else + settings.remove(extensions); + + return true; +#else + setErrorString(QObject::tr("Registering file types in only supported on Windows.")); + return false; +#endif +} + +bool RegisterFileTypeOperation::testOperation() +{ + return true; +} + +Operation *RegisterFileTypeOperation::clone() const +{ + return new RegisterFileTypeOperation(); +} |