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Diffstat (limited to 'installerbuilder/libinstaller/registerfiletypeoperation.cpp')
| -rw-r--r-- | installerbuilder/libinstaller/registerfiletypeoperation.cpp | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/installerbuilder/libinstaller/registerfiletypeoperation.cpp b/installerbuilder/libinstaller/registerfiletypeoperation.cpp new file mode 100644 index 000000000..c2c2c88db --- /dev/null +++ b/installerbuilder/libinstaller/registerfiletypeoperation.cpp @@ -0,0 +1,215 @@ +/************************************************************************** +** +** This file is part of Qt SDK** +** +** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).* +** +** Contact: Nokia Corporation qt-info@nokia.com** +** +** No Commercial Usage +** +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** 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. +** +** If you are unsure which license is appropriate for your use, please contact +** (qt-info@nokia.com). +** +**************************************************************************/ +#include "registerfiletypeoperation.h" + +#include <QSettings> + +// this makes us use QSettingsWrapper +#include "fsengineclient.h" + +using namespace QInstaller; + +RegisterFileTypeOperation::RegisterFileTypeOperation() +{ + setName( QLatin1String( "RegisterFileType" ) ); +} + +RegisterFileTypeOperation::~RegisterFileTypeOperation() +{ +} + +void RegisterFileTypeOperation::backup() +{ +} + +bool RegisterFileTypeOperation::performOperation() +{ + // extension + // command + // (description) + // (content type) + // (icon) +#ifdef Q_WS_WIN + if( arguments().count() < 2 || arguments().count() > 5 ) + { + setError( InvalidArguments ); + setErrorString( tr("Invalid arguments in %0").arg(name()) ); + return false; + } + const QString extension = arguments()[ 0 ]; + const QString command = arguments()[ 1 ]; + const QString description = arguments().count() > 2 ? arguments()[ 2 ] : QString(); // optional + const QString contentType = arguments().count() > 3 ? arguments()[ 3 ] : QString(); // optional + const QString icon = arguments().count() > 4 ? arguments()[ 4 ] : QString(); // optional + const QString className = QString::fromLatin1( "%1_auto_file" ).arg( extension ); + const QString settingsPrefix = QString::fromLatin1( "Software/Classes/" ); + + //QSettings settings( QLatin1String( "HKEY_CLASSES_ROOT" ), QSettings::NativeFormat ); + QSettings settings( QLatin1String( "HKEY_CURRENT_USER" ), QSettings::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 ); + + //const QString className = settings.value( QString::fromLatin1( ".%1/Default" ).arg( extension ) ).toString(); + //const QString oldClassName = value( QString::fromLatin1( ".%1/Default" ).arg( extension ) ).toString(); + setValue( QLatin1String( "className" ), className ); + +// setValue( QLatin1String( "oldDescription" ), settings.value( QString::fromLatin1( "%1/Default" ).arg( oldClassName ) ) ); +// setValue( QLatin1String( "oldIcon" ), settings.value( QString::fromLatin1( "%1/DefaultIcon/Default" ).arg( oldClassName ) ) ); +// setValue( QLatin1String( "oldCommand" ), settings.value( QString::fromLatin1( "%1/shell/Open/Command/Default" ).arg( oldClassName ) ) ); + + // 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 + if( arguments().count() < 2 || arguments().count() > 5 ) + { + setErrorString( tr("Register File Type: Invalid arguments") ); + return false; + } + const QString extension = arguments()[ 0 ]; + const QString command = arguments()[ 1 ]; + const QString description = arguments().count() > 2 ? arguments()[ 2 ] : QString(); // optional + const QString contentType = arguments().count() > 3 ? arguments()[ 3 ] : QString(); // optional + const QString icon = arguments().count() > 4 ? arguments()[ 4 ] : QString(); // optional + const QString className = QString::fromLatin1( "%1_auto_file" ).arg( extension ); + const QString settingsPrefix = QString::fromLatin1( "Software/Classes/" ); + + QSettings settings( QLatin1String( "HKEY_CURRENT_USER" ), QSettings::NativeFormat ); + + const QString restoredClassName = value( QLatin1String( "oldClassName" ) ).toString(); + // register the command to open the file + if( settings.value( QString::fromLatin1( "%1%2/shell/Open/Command/Default" ).arg( settingsPrefix, className ) ).toString() != command ) + return false; + if( settings.value( QString::fromLatin1( "%1%2/DefaultIcon/Default" ).arg( settingsPrefix, className ) ).toString() != icon ) + return false; + if( settings.value( QString::fromLatin1( "%1%2/Default" ).arg( settingsPrefix, className ) ).toString() != description ) + return false; + if( settings.value( QString::fromLatin1( "%1.%2/Content Type" ).arg( settingsPrefix, extension ) ).toString() != contentType ) + return false; + if( settings.value( QString::fromLatin1( "%1.%2/Default" ).arg( settingsPrefix, extension ) ).toString() != className ) + return false; + + 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%2/shell/Open/Command/Default" ).arg( settingsPrefix, className ) ); + + // 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( settingsPrefix, className ) ); + + // 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( settingsPrefix, className ) ); + + // content type + settings.remove( QString::fromLatin1( "%1%2" ).arg( settingsPrefix, className ) ); + + const QVariant oldContentType = value( QLatin1String( "oldContentType" ) ); + if( !oldContentType.isNull() ) + settings.setValue( QString::fromLatin1( "%1.%2/Content Type" ).arg( settingsPrefix, extension ), oldContentType ); + else + settings.remove( QString::fromLatin1( "%1.%2/Content Type" ).arg( settingsPrefix, extension ) ); + + // class + + const QVariant oldClass = value( QLatin1String( "oldClass" ) ); + if( !oldClass.isNull() ) + settings.setValue( QString::fromLatin1( "%1.%2/Default" ).arg( settingsPrefix, extension ), oldClass ); + else + settings.remove( QString::fromLatin1( "%1.%2" ).arg( settingsPrefix, extension ) ); + + return true; +#else + setErrorString( QObject::tr( "Registering file types in only supported on Windows." ) ); + return false; +#endif +} + +bool RegisterFileTypeOperation::testOperation() +{ + return true; +} + +RegisterFileTypeOperation* RegisterFileTypeOperation::clone() const +{ + return new RegisterFileTypeOperation(); +} |