/* Save data from cache to corresponding external object(s),
 * this task COULD be performed in other than GUI thread: */
void UIMachineSettingsGeneral::saveFromCacheTo(QVariant &data)
{
    /* Fetch data to machine: */
    UISettingsPageMachine::fetchData(data);

    /* Check if general data was changed: */
    if (m_cache.wasChanged())
    {
        /* Get general data from cache: */
        const UIDataSettingsMachineGeneral &generalData = m_cache.data();

        /* Store general data: */
        if (isMachineInValidMode())
        {
            /* Advanced tab: */
            m_machine.SetClipboardMode(generalData.m_clipboardMode);
            m_machine.SetDragAndDropMode(generalData.m_dragAndDropMode);
            m_machine.SetExtraData(GUI_SaveMountedAtRuntime, generalData.m_fSaveMountedAtRuntime ? "yes" : "no");
            m_machine.SetExtraData(GUI_ShowMiniToolBar, generalData.m_fShowMiniToolBar ? "yes" : "no");
            m_machine.SetExtraData(GUI_MiniToolBarAlignment, generalData.m_fMiniToolBarAtTop ? "top" : "bottom");
            /* Description tab: */
            m_machine.SetDescription(generalData.m_strDescription);
        }
        if (isMachineOffline())
        {
            /* Basic tab: Must update long mode CPU feature bit when os type changes. */
            if (generalData.m_strGuestOsTypeId != m_cache.base().m_strGuestOsTypeId)
            {
                m_machine.SetOSTypeId(generalData.m_strGuestOsTypeId);

                CVirtualBox vbox = vboxGlobal().virtualBox();
                CGuestOSType newType = vbox.GetGuestOSType(generalData.m_strGuestOsTypeId);
                m_machine.SetCPUProperty(KCPUPropertyType_LongMode, newType.GetIs64Bit());
            }

            /* Advanced tab: */
            m_machine.SetSnapshotFolder(generalData.m_strSnapshotsFolder);
            /* Basic (again) tab: */
            /* VM name must be last as otherwise its VM rename magic can collide with other settings in the config,
             * especially with the snapshot folder: */
            m_machine.SetName(generalData.m_strName);
        }
    }

    /* Upload machine to data: */
    UISettingsPageMachine::uploadData(data);
}
void UIMachineSettingsGeneral::saveFromCacheTo(QVariant &data)
{
    /* Fetch data to machine: */
    UISettingsPageMachine::fetchData(data);

    /* Check if general data was changed: */
    if (m_cache.wasChanged())
    {
        /* Get general data from cache: */
        const UIDataSettingsMachineGeneral &generalData = m_cache.data();

        if (isMachineInValidMode())
        {
            /* 'Advanced' tab data: */
            if (generalData.m_clipboardMode != m_cache.base().m_clipboardMode)
                m_machine.SetClipboardMode(generalData.m_clipboardMode);
            if (generalData.m_dndMode != m_cache.base().m_dndMode)
                m_machine.SetDnDMode(generalData.m_dndMode);

            /* 'Description' tab: */
            if (generalData.m_strDescription != m_cache.base().m_strDescription)
                m_machine.SetDescription(generalData.m_strDescription);
        }

        if (isMachineOffline())
        {
            /* 'Basic' tab data: Must update long mode CPU feature bit when os type changes. */
            if (generalData.m_strGuestOsTypeId != m_cache.base().m_strGuestOsTypeId)
            {
                m_machine.SetOSTypeId(generalData.m_strGuestOsTypeId);
                CVirtualBox vbox = vboxGlobal().virtualBox();
                CGuestOSType newType = vbox.GetGuestOSType(generalData.m_strGuestOsTypeId);
                m_machine.SetCPUProperty(KCPUPropertyType_LongMode, newType.GetIs64Bit());
            }

            /* 'Advanced' tab data: */
            if (generalData.m_strSnapshotsFolder != m_cache.base().m_strSnapshotsFolder)
                m_machine.SetSnapshotFolder(generalData.m_strSnapshotsFolder);

            /* 'Basic' (again) tab data: */
            /* VM name must be last as otherwise its VM rename magic
             * can collide with other settings in the config,
             * especially with the snapshot folder: */
            if (generalData.m_strName != m_cache.base().m_strName)
                m_machine.SetName(generalData.m_strName);

            /* Encryption tab data: */
            if (generalData.m_fEncryptionEnabled != m_cache.base().m_fEncryptionEnabled ||
                generalData.m_fEncryptionCipherChanged != m_cache.base().m_fEncryptionCipherChanged ||
                generalData.m_fEncryptionPasswordChanged != m_cache.base().m_fEncryptionPasswordChanged)
            {
                /* Cipher attribute changed? */
                QString strNewCipher;
                if (generalData.m_fEncryptionCipherChanged)
                {
                    strNewCipher = generalData.m_fEncryptionEnabled ?
                                   m_encryptionCiphers.at(generalData.m_iEncryptionCipherIndex) : QString();
                }
                /* Password attribute changed? */
                QString strNewPassword;
                QString strNewPasswordId;
                if (generalData.m_fEncryptionPasswordChanged)
                {
                    strNewPassword = generalData.m_fEncryptionEnabled ?
                                     generalData.m_strEncryptionPassword : QString();
                    strNewPasswordId = generalData.m_fEncryptionEnabled ?
                                       m_machine.GetName() : QString();
                }

                /* Get the maps of encrypted mediums and their passwords: */
                const EncryptedMediumMap &encryptedMedium = generalData.m_encryptedMediums;
                const EncryptionPasswordMap &encryptionPasswords = generalData.m_encryptionPasswords;
                /* Enumerate attachments: */
                foreach (const CMediumAttachment &attachment, m_machine.GetMediumAttachments())
                {
                    /* Enumerate hard-drives only: */
                    if (attachment.GetType() == KDeviceType_HardDisk)
                    {
                        /* Get corresponding medium: */
                        CMedium medium = attachment.GetMedium();

                        /* Check if old password exists/provided: */
                        QString strOldPasswordId = encryptedMedium.key(medium.GetId());
                        QString strOldPassword = encryptionPasswords.value(strOldPasswordId);

                        /* Update encryption: */
                        CProgress cprogress = medium.ChangeEncryption(strOldPassword,
                                                                      strNewCipher,
                                                                      strNewPassword,
                                                                      strNewPasswordId);
                        if (!medium.isOk())
                        {
                            QMetaObject::invokeMethod(this, "sigOperationProgressError", Qt::BlockingQueuedConnection,
                                                      Q_ARG(QString, UIMessageCenter::formatErrorInfo(medium)));
                            continue;
                        }
                        UIProgress uiprogress(cprogress);
                        connect(&uiprogress, SIGNAL(sigProgressChange(ulong, QString, ulong, ulong)),
                                this, SIGNAL(sigOperationProgressChange(ulong, QString, ulong, ulong)),
                                Qt::QueuedConnection);
                        connect(&uiprogress, SIGNAL(sigProgressError(QString)),
                                this, SIGNAL(sigOperationProgressError(QString)),
                                Qt::BlockingQueuedConnection);
                        uiprogress.run(350);
                    }
                }
            }
        }
    }