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Viewing changes to src/winfileassoc.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Maia Kozheva
  • Date: 2009-11-04 12:45:38 UTC
  • mto: (1.1.10 upstream) (3.1.3 squeeze)
  • mto: This revision was merged to the branch mainline in revision 15.
  • Revision ID: james.westby@ubuntu.com-20091104124538-i5ntu42ni0e1njnv
Import upstream version 0.6.8

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src/winfileassoc.cpp
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#include <QApplication>
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#include <QFileInfo>
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/*
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   Note by RVM: Added some #ifdef Q_OS_WIN to allow the file to compile under linux. 
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   It should compile the code for Windows XP.
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   The registry entries are saved on a file named HKEY_CURRENT_USER.
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*/
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WinFileAssoc::WinFileAssoc( const QString ClassId, const QString AppName )
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{
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        m_ClassId = ClassId;
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//Returns number of extensions processed successfully. 
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int WinFileAssoc::CreateFileAssociations(const QStringList& fileExtensions)
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{
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#ifdef Q_OS_WIN
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        if (QSysInfo::WindowsVersion == QSysInfo::WV_VISTA)
 
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        if (QSysInfo::WindowsVersion >= QSysInfo::WV_VISTA)
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        {
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                return VistaSetAppsAsDefault(fileExtensions); 
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        }
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#endif
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        QSettings RegCR ("HKEY_CLASSES_ROOT", QSettings::NativeFormat); //Read only on NT+
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        QSettings RegCU ("HKEY_CURRENT_USER", QSettings::NativeFormat);
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        if (RegCR.status() != QSettings::NoError)
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                return 0; 
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#ifdef Q_OS_WIN
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        if (QSysInfo::WindowsVersion < QSysInfo::WV_NT && !RegCR.isWritable())  //Win98
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                return 0; 
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#endif
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        //Check if classId exists in the registry
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        if (!RegCR.contains(m_ClassId) && !RegCU.contains("Software/Classes/" + m_ClassId))
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                        RegCU.setValue(ExtKeyName + "/MPlayer_Backup_Application", KeyVal); 
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                //Create the associations
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#ifdef Q_OS_WIN
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                if (QSysInfo::WindowsVersion >= QSysInfo::WV_NT)
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#endif
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                {
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                        RegCU.setValue(CUKeyName + "/.", m_ClassId);            //Extension class
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                        RegCU.setValue(ExtKeyName + "/Progid", m_ClassId);      //Explorer FileExt association
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                }
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#ifdef Q_OS_WIN
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                else
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                {
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                        //Windows ME/98/95 support
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                        RegCR.setValue("." + fileExtension + "/.", m_ClassId); 
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                }
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#endif
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                if (RegCU.status() == QSettings::NoError && RegCR.status() == QSettings::NoError)
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                        count++; 
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{
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        registeredExtensions.clear(); 
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#ifdef Q_OS_WIN
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        if (QSysInfo::WindowsVersion == QSysInfo::WV_VISTA)
 
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        if (QSysInfo::WindowsVersion >= QSysInfo::WV_VISTA)
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        {
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                return VistaGetDefaultApps(extensionsToCheck, registeredExtensions); 
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        }
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#endif
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        QSettings RegCR ("HKEY_CLASSES_ROOT", QSettings::NativeFormat);
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        QSettings RegCU ("HKEY_CURRENT_USER", QSettings::NativeFormat);
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                bool bRegistered = false; 
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                //Check the explorer extension (Always use this program to open this kind of file...)
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#ifdef Q_OS_WIN
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                if (QSysInfo::WindowsVersion >= QSysInfo::WV_NT)
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#endif
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                {
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                        QString FileExtsKey = QString("Software/Microsoft/Windows/CurrentVersion/Explorer/FileExts/.%1").arg(fileExtension);
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                        QString CurClassId = RegCU.value(FileExtsKey + "/Progid").toString(); 
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//Returns number of extensions successfully processed (error if fileExtensions.count() != return value && count > 0).
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int WinFileAssoc::RestoreFileAssociations(const QStringList& fileExtensions)
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{
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#ifdef Q_OS_WIN
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        if (QSysInfo::WindowsVersion == QSysInfo::WV_VISTA)
 
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        if (QSysInfo::WindowsVersion >= QSysInfo::WV_VISTA)
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                return 0; //Not supported by the API
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#endif
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        QSettings RegCR ("HKEY_CLASSES_ROOT", QSettings::NativeFormat);
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        QSettings RegCU ("HKEY_CURRENT_USER", QSettings::NativeFormat);
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        if (RegCR.status() != QSettings::NoError)
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                return 0; 
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#ifdef Q_OS_WIN
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        if (QSysInfo::WindowsVersion < QSysInfo::WV_NT && !RegCR.isWritable())  //Win98
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                return 0; 
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#endif
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        int count = 0; 
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        foreach(const QString& fileExtension, fileExtensions)
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                                RegCU.remove(ExtKeyName + "/Application"); 
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                }
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#ifdef Q_OS_WIN
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                if (QSysInfo::WindowsVersion >= QSysInfo::WV_NT)
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#endif
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                {
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                        //Restore old association for current user
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                        if (!OldClassId.isEmpty() && OldClassId != m_ClassId)
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                                        RegCU.remove("Software/Classes/." + fileExtension); 
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                        }
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                }
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#ifdef Q_OS_WIN
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                else
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                {
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                        //Windows 98 ==> Write to HKCR
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                                        RegCR.remove("." + fileExtension); 
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                        }
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                }
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#endif
 
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                //Remove our keys:
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                //CurrentUserClasses/.ext/MPlayerBackup
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                //Explorer: Backup_Application and Backup_ProgId
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        QString RootKeyName;
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        QString classId; 
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#ifdef Q_OS_WIN
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        if (QSysInfo::WindowsVersion >= QSysInfo::WV_NT) 
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#endif
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        {
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                classId = "Software/Classes/" + m_ClassId; 
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                RootKeyName = "HKEY_CURRENT_USER";
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        }
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#ifdef Q_OS_WIN
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        else 
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        {
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                classId = m_ClassId; 
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                RootKeyName = "HKEY_CLASSES_ROOT";      //Windows 95/98/ME
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        }
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#endif
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        QSettings Reg (RootKeyName, QSettings::NativeFormat);
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        if (!Reg.isWritable() || Reg.status() != QSettings::NoError)
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        QString RootKeyName;
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        QString classId; 
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#ifdef Q_OS_WIN
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        if (QSysInfo::WindowsVersion >= QSysInfo::WV_NT) 
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#endif
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        {
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                classId = "Software/Classes/" + m_ClassId; 
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                RootKeyName = "HKEY_CURRENT_USER";
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        }
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#ifdef Q_OS_WIN
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        else 
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        {
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                classId = m_ClassId; 
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                RootKeyName = "HKEY_CLASSES_ROOT";      //Windows 95/98/ME
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        }
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#endif
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        QSettings RegCU (RootKeyName, QSettings::NativeFormat);
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