/*

* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

*/

#include <hbmessagebox.h>

#include <hbdataformviewitem.h>

#include <hbcombobox.h>

#include <hbdataform.h>

#include <hbdataformmodel.h>

#include <hbdataformmodelitem.h>

#include <hblabel.h>

#include <QApplication>

#include <QTranslator>

#include "javaapplicationsettings.h"

#include "javaapplicationsettingsview.h"

#include "javaapplicationsettingsview_p.h"

#include "securitystoragedatadefs.h"

#include "javastoragenames.h"

using namespace java::storage;

using namespace std;

const wchar_t ON_SCREEN_KEYPAD_VALUE_NO[] = L"0";

const wchar_t ON_SCREEN_KEYPAD_VALUE_GAMEACTIONS[] = L"1";

const wchar_t ON_SCREEN_KEYPAD_VALUE_NAVIGATION[] = L"2";

JavaApplicationSettingsViewPrivate::JavaApplicationSettingsViewPrivate(const QString& aJavaAppUid):

        mainForm(0), model(0), generalSettingsGroup(0), securitySettingsGroup(0), iJavaAppUid(aJavaAppUid.toStdWString())

{

    // load the correct translation of the localized strings

    QTranslator translator;

    // Current solution reads it from Z only (this does not work with IAD)

    // -> check if translator can handle path without drive letter (e.g. the resource

    // is loaded from the same drive where the DLL is loaded)

    if (translator.load("z:/resource/qt/translations/javaruntimeapplicationsettings_" + QLocale::system().name()))

    {

        qApp->installTranslator(&translator);

    }

    // init strings

    BLANKET = hbTrId("txt_java_sett_setlabel_permission_val_blanket");

    SESSION = hbTrId("txt_java_sett_setlabel_permission_val_session");

    ONESHOT = hbTrId("txt_java_sett_setlabel_permission_val_oneshot");

    DENIED = hbTrId("txt_java_sett_setlabel_permission_val_no");

    SECURITY_LEVEL = hbTrId("txt_java_sett_setlabel_security_level");

    USER_DEFINED = hbTrId("txt_java_sett_setlabel_security_level_val_user_defined");

    SENSITIVE_SETTINGS = hbTrId("txt_java_sett_info_query_perm_sec");

    SENSITIVE_SETTINGS_NET_USAGE = hbTrId("txt_java_sett_info_query_perm_net");

    MUTUALLY_EXCLUSIVE_SETTINGS = hbTrId("txt_java_sett_info_query_perm_warn");

    OK = hbTrId("txt_java_sett_button_settings_ok");

    CANCEL = hbTrId("txt_java_sett_button_settings_cancel");

    SECURITY_WARNING_TITLE = hbTrId("txt_java_sett_title_note_security_warn");

    NET_ACCESS = hbTrId("txt_java_sett_setlabel_net_access");

    LOW_LEVEL_NET_ACCESS = hbTrId("txt_java_sett_setlabel_low_level_net_access");

    // storage

    iStorage.reset(JavaStorage::createInstance());

    try

    {

        iStorage->open();

    }

    catch (JavaStorageException& aJse) {}

    // read all settings

    readAllSettings();

    // init form

    mainForm = new HbDataForm();

    mainForm->setHeading(hbTrId("txt_java_sett_title_settings"));

    model = new HbDataFormModel();

    // init settings

    generalSettingsGroup = model->appendDataFormGroup(

                               hbTrId("txt_java_sett_subtitle_general"), model->invisibleRootItem());

    initSettings(generalSettings, generalSettingsGroup);

    securitySettingsGroup = model->appendDataFormGroup(

                                hbTrId("txt_java_sett_subtitle_security"), model->invisibleRootItem());

    initSettings(securitySettings, securitySettingsGroup);

    // if security warnings is user defined -> add the extra settings, expand

    if (securitySettings[0].getCurrentValue() == 1)

    {

        securityWarningsChanged(USER_DEFINED);

    }

    // link form and model

    mainForm->setModel(model);

    mainForm->setExpanded(model->indexFromItem(generalSettingsGroup), true);

    mainForm->setExpanded(model->indexFromItem(securitySettingsGroup), (securitySettings[0].getCurrentValue() == 1));

}

void JavaApplicationSettingsViewPrivate::init(JavaApplicationSettingsView* aPublicView)

{

    iPublicView = aPublicView;

    // do the connect for the main form

    iPublicView->connect(mainForm, SIGNAL(activated(const QModelIndex)),

                         iPublicView, SLOT(_q_dataItemDisplayed(const QModelIndex)));

    // set the form as view's widget

    iPublicView->setWidget(mainForm);

    // set title

    iPublicView->setTitle(QString::fromStdWString(readFromStorage(PACKAGE_NAME, L"", L"", APPLICATION_PACKAGE_TABLE)));

}

JavaApplicationSettingsViewPrivate::~JavaApplicationSettingsViewPrivate()

{

    delete mainForm;

    delete model;

}

void JavaApplicationSettingsViewPrivate::readAllSettings()

{

    // general settings

    QStringList settingsValues;

    vector<wstring> storageValues;

    if (!findFromStorage(VALUE, NAME, L"Nokia-MIDlet-On-Screen-Keypad", APPLICATION_PACKAGE_ATTRIBUTES_TABLE))

    {

        // if the on screen keypad is predefined, it should not be changable by user

        // -> right now it is not added to settings list. It should be changed so that

        // the setting should not be editable by user

        settingsValues<<hbTrId("txt_java_sett_setlabel_osk_val_no")<<hbTrId("txt_java_sett_setlabel_osk_val_game")<<hbTrId("txt_java_sett_setlabel_osk_val_navigation");

        storageValues.push_back(ON_SCREEN_KEYPAD_VALUE_NO);

        storageValues.push_back(ON_SCREEN_KEYPAD_VALUE_GAMEACTIONS);

        storageValues.push_back(ON_SCREEN_KEYPAD_VALUE_NAVIGATION);

        generalSettings.append(JavaApplicationSettings(hbTrId("txt_java_sett_setlabel_osk"), settingsValues, ON_SCREEN_KEYPAD, MIDP_PACKAGE_TABLE, storageValues));

    }

    settingsValues = QStringList();

    settingsValues<<hbTrId("txt_java_sett_setlabel_network_conn_val_default")<<hbTrId("txt_java_sett_setlabel_network_conn_val_ask_user");

    generalSettings.append(JavaApplicationSettings(hbTrId("txt_java_sett_setlabel_network_conn"), settingsValues));

    // security settings

    settingsValues = QStringList();

    storageValues.clear();

    settingsValues<<hbTrId("txt_java_sett_setlabel_security_level_val_default")<<hbTrId("txt_java_sett_setlabel_security_level_val_user_defined");

    storageValues.push_back(SECURITY_WARNINGS_DEFAULT_MODE);

    storageValues.push_back(SECURITY_WARNINGS_USER_DEFINED_MODE);

    securitySettings.append(JavaApplicationSettings(hbTrId("txt_java_sett_setlabel_security_level"), settingsValues, SECURITY_WARNINGS, MIDP_PACKAGE_TABLE, storageValues));

    // extra settings

    int i=0;

    settingsValues = QStringList();

    storageValues.clear();

    settingsValues<<hbTrId("txt_java_sett_setlabel_permission_val_oneshot")<<hbTrId("txt_java_sett_setlabel_permission_val_session")<<hbTrId("txt_java_sett_setlabel_permission_val_blanket")<<hbTrId("txt_java_sett_setlabel_permission_val_no");

    storageValues.push_back(ONESHOT_INTERACTION_MODE);

    storageValues.push_back(SESSION_INTERACTION_MODE);

    storageValues.push_back(BLANKET_INTERACTION_MODE);

    storageValues.push_back(DENIED_INTERACTION_MODE);

    extraSettings.append(JavaApplicationSettings(NET_ACCESS, settingsValues, CURRENT_SETTING, MIDP_FUNC_GRP_SETTINGS_TABLE, storageValues, FUNCTION_GROUP, NET_ACCESS_SETTINGS));

    readFromStorage(extraSettings[i]);

    i++;

    extraSettings.append(JavaApplicationSettings(LOW_LEVEL_NET_ACCESS, settingsValues, CURRENT_SETTING, MIDP_FUNC_GRP_SETTINGS_TABLE, storageValues, FUNCTION_GROUP, LOW_LEVEL_NET_ACCESS_SETTINGS));

    readFromStorage(extraSettings[i]);

    i++;

    extraSettings.append(JavaApplicationSettings(hbTrId("txt_java_sett_setlabel_messaging"), settingsValues, CURRENT_SETTING, MIDP_FUNC_GRP_SETTINGS_TABLE, storageValues, FUNCTION_GROUP, MESSAGING_SETTINGS));

    readFromStorage(extraSettings[i]);

    i++;

    extraSettings.append(JavaApplicationSettings(hbTrId("txt_java_sett_setlabel_restricted_messaging"), settingsValues, CURRENT_SETTING, MIDP_FUNC_GRP_SETTINGS_TABLE, storageValues, FUNCTION_GROUP, RESTRICTED_MESSAGING_SETTINGS));

    readFromStorage(extraSettings[i]);

    i++;

    extraSettings.append(JavaApplicationSettings(hbTrId("txt_java_sett_setlabel_call_control"), settingsValues, CURRENT_SETTING, MIDP_FUNC_GRP_SETTINGS_TABLE, storageValues, FUNCTION_GROUP, CALL_CONTROL_SETTINGS));

    readFromStorage(extraSettings[i]);

    i++;

    extraSettings.append(JavaApplicationSettings(hbTrId("txt_java_sett_setlabel_local_conn"), settingsValues, CURRENT_SETTING, MIDP_FUNC_GRP_SETTINGS_TABLE, storageValues, FUNCTION_GROUP, LOCAL_CONNECTIVITY_SETTINGS));

    readFromStorage(extraSettings[i]);

    i++;

    extraSettings.append(JavaApplicationSettings(hbTrId("txt_java_sett_setlabel_mm_record"), settingsValues, CURRENT_SETTING, MIDP_FUNC_GRP_SETTINGS_TABLE, storageValues, FUNCTION_GROUP, MULTIMEDIA_RECORDING_SETTINGS));

    readFromStorage(extraSettings[i]);

    i++;

    extraSettings.append(JavaApplicationSettings(hbTrId("txt_java_sett_setlabel_write_data"), settingsValues, CURRENT_SETTING, MIDP_FUNC_GRP_SETTINGS_TABLE, storageValues, FUNCTION_GROUP, WRITE_USER_DATA_ACCESS_SETTINGS));

    readFromStorage(extraSettings[i]);

    i++;

    extraSettings.append(JavaApplicationSettings(hbTrId("txt_java_sett_setlabel_read_data"), settingsValues, CURRENT_SETTING, MIDP_FUNC_GRP_SETTINGS_TABLE, storageValues, FUNCTION_GROUP, READ_USER_DATA_ACCESS_SETTINGS));

    readFromStorage(extraSettings[i]);

    i++;

    extraSettings.append(JavaApplicationSettings(hbTrId("txt_java_sett_setlabel_location"), settingsValues, CURRENT_SETTING, MIDP_FUNC_GRP_SETTINGS_TABLE, storageValues, FUNCTION_GROUP, LOCATION_SETTINGS));

    readFromStorage(extraSettings[i]);

    i++;

    extraSettings.append(JavaApplicationSettings(hbTrId("txt_java_sett_setlabel_landmarks"), settingsValues, CURRENT_SETTING, MIDP_FUNC_GRP_SETTINGS_TABLE, storageValues, FUNCTION_GROUP, LANDMARK_SETTINGS));

    readFromStorage(extraSettings[i]);

    i++;

    extraSettings.append(JavaApplicationSettings(hbTrId("txt_java_sett_setlabel_auth"), settingsValues, CURRENT_SETTING, MIDP_FUNC_GRP_SETTINGS_TABLE, storageValues, FUNCTION_GROUP, AUTHENTICATION_SETTINGS));

    readFromStorage(extraSettings[i]);

    i++;

    extraSettings.append(JavaApplicationSettings(hbTrId("txt_java_sett_setlabel_smartcard"), settingsValues, CURRENT_SETTING, MIDP_FUNC_GRP_SETTINGS_TABLE, storageValues, FUNCTION_GROUP, SMART_CARD_COMMUNICATION_SETTINGS));

    readFromStorage(extraSettings[i]);

    i++;

    extraSettings.append(JavaApplicationSettings(hbTrId("txt_java_sett_setlabel_app_auto_invoc"), settingsValues, CURRENT_SETTING, MIDP_FUNC_GRP_SETTINGS_TABLE, storageValues, FUNCTION_GROUP, APPLICATION_AUTO_INVOCATION_SETTINGS));

    readFromStorage(extraSettings[i]);

    i++;

    extraSettings.append(JavaApplicationSettings(hbTrId("txt_java_sett_setlabel_broadcast"), settingsValues, CURRENT_SETTING, MIDP_FUNC_GRP_SETTINGS_TABLE, storageValues, FUNCTION_GROUP, BROADCAST_SETTINGS));

    readFromStorage(extraSettings[i]);

    i++;

    extraSettings.append(JavaApplicationSettings(hbTrId("txt_java_sett_setlabel_nfc_write_access"), settingsValues, CURRENT_SETTING, MIDP_FUNC_GRP_SETTINGS_TABLE, storageValues, FUNCTION_GROUP, NFC_WRITE_ACCESS_SETTINGS));

    readFromStorage(extraSettings[i]);

    i++;

    // configure the high risk lists

    QList<JavaApplicationSettings*> highRiskList;

    // net access with multimedia and read user data

    highRiskList << &(extraSettings[6]) << &(extraSettings[8]);

    extraSettings[0].setHighRiskList(highRiskList);

    // low level net access with multimedia and read user data

    extraSettings[1].setHighRiskList(highRiskList);

    // messaging with multimedia and read user data

    extraSettings[2].setHighRiskList(highRiskList);

    // restricted messaging with multimedia and read user data

    extraSettings[3].setHighRiskList(highRiskList);

    // call control with multimedia and read user data

    extraSettings[4].setHighRiskList(highRiskList);

    // local connectivity with multimedia and read user data

    extraSettings[5].setHighRiskList(highRiskList);

    // multimedia with net access, low level net access, messaging,

    // restricted messaging, call control and local connectivity

    highRiskList.clear();

    highRiskList << &(extraSettings[0]) << &(extraSettings[1])

    << &(extraSettings[2]) << &(extraSettings[3])

    << &(extraSettings[4]) << &(extraSettings[5]);

    extraSettings[6].setHighRiskList(highRiskList);

    // read user data with net access, low level net access, messaging,

    // restricted messaging, call control and local connectivity

    extraSettings[8].setHighRiskList(highRiskList);

    // configure the mutually exclusive list

    QList<JavaApplicationSettings*> mutuallyExclusiveList;

    //net access with application auto invocation

    mutuallyExclusiveList << &(extraSettings[13]);

    extraSettings[0].setMutuallyExclusiveList(mutuallyExclusiveList);

    //low level net access with application auto invocation

    extraSettings[1].setMutuallyExclusiveList(mutuallyExclusiveList);

    //application auto invocation with net access and low level net access

    mutuallyExclusiveList.clear();

    mutuallyExclusiveList << &(extraSettings[0]) << &(extraSettings[1]);

    extraSettings[13].setMutuallyExclusiveList(mutuallyExclusiveList);

}

void JavaApplicationSettingsViewPrivate::initSettings(QVector<JavaApplicationSettings>& settings, HbDataFormModelItem * parent)

{

    for (int i=0; i<settings.size(); i++)

    {

        HbDataFormModelItem * appSettings = model->appendDataFormItem(

                                                HbDataFormModelItem::ComboBoxItem,

                                                settings[i].getName(), parent);

        settings[i].setId(appSettings);

        appSettings->setContentWidgetData(QString("items"), settings[i].getValues());

        appSettings->setContentWidgetData(QString("currentIndex"),readFromStorage(settings[i]));

    }

}

void JavaApplicationSettingsViewPrivate::writeSettings(JavaApplicationSettings& settings, const QString &aNewValue)

{

    QStringList values = settings.getValues();

    int currentValue = settings.getCurrentValue();

    int newValue = settings.getValue(aNewValue);

    if (newValue != -1 && currentValue != newValue)

    {

        // handle blanket settings

        if (aNewValue == BLANKET)

        {

            // check blanket settings

            if (!blanketAllowed(settings))

            {

                // change back to the old value

                HbComboBox * settingsCombo = itemToComboBox(settings.getId());

                settingsCombo->setCurrentIndex(currentValue);

                return;

            }

        }

        settings.setCurrentValue(newValue);

        writeToStorage(settings);

    }

}

bool JavaApplicationSettingsViewPrivate::blanketAllowed(const JavaApplicationSettings &settings)

{

    // handle the high risk items

    QList<JavaApplicationSettings*> highRiskList = settings.getHighRiskList();

    if (highRiskList.size() > 0)

    {

        // go through the list and see if any of the setings are in blanket

        for (int i=0; i<highRiskList.size(); i++)

        {

            if (highRiskList[i]->getValue(highRiskList[i]->getCurrentValue())

                    == BLANKET)

            {

                QString secWarning = SENSITIVE_SETTINGS;

                if (settings.getName() == NET_ACCESS

                        || highRiskList[i]->getName() == NET_ACCESS

                        || settings.getName() == LOW_LEVEL_NET_ACCESS

                        || highRiskList[i]->getName() == LOW_LEVEL_NET_ACCESS)

                {

                    secWarning = SENSITIVE_SETTINGS_NET_USAGE;

                }

                /*if (!(HbMessageBox::launchQuestionMessageBox(

                        secWarning,OK,CANCEL ,new HbLabel(SECURITY_WARNING_TITLE))))

                {

                    return false;

                }*/

                break;

            }

        }

    }

    // handle the mutually exclusive rules

    QList<JavaApplicationSettings*> mutuallyExclusiveList = settings

            .getMutuallyExclusiveList();

    if (mutuallyExclusiveList.size() > 0)

    {

        // go through the list and see if any of the setings are in blanket

        for (int i=0; i<mutuallyExclusiveList.size(); i++)

        {

            if (mutuallyExclusiveList[i]->getValue(

                        mutuallyExclusiveList[i]->getCurrentValue()) == BLANKET)

            {

                bool isBlanketAllowed = true /*(HbMessageBox::launchQuestionMessageBox(

                        MUTUALLY_EXCLUSIVE_SETTINGS,OK,CANCEL, new HbLabel(SECURITY_WARNING_TITLE)))*/;

                if (isBlanketAllowed)

                {

                    // change  the current value to the maximum allowed

                    bool isBlanket = true;

                    do

                    {

                        if (isBlanket)

                        {

                            QStringList allowedValues = mutuallyExclusiveList[i]->getValues();

                            int selectedValue = mutuallyExclusiveList[i]->getCurrentValue();

                            // select the maximum allowed value

                            for (int j=0; j<allowedValues.size(); j++)

                            {

                                if (allowedValues[j] == SESSION)

                                {

                                    selectedValue = j;

                                    break;

                                }

                                if (allowedValues[j] == ONESHOT)

                                {

                                    selectedValue = j;

                                }

                                else if (allowedValues[j] == DENIED

                                         && allowedValues[selectedValue] == BLANKET)

                                {

                                    selectedValue = j;

                                }

                            }

                            // set the maximum allowed value

                            mutuallyExclusiveList[i]->setCurrentValue(selectedValue);

                            HbComboBox * settingsCombo = itemToComboBox(

                                                             mutuallyExclusiveList[i]->getId());

                            settingsCombo->setCurrentIndex(selectedValue);

                            writeToStorage(*mutuallyExclusiveList[i]);

                        }

                        i++;

                        // end of list?

                        if (i >= mutuallyExclusiveList.size())

                        {

                            break;

                        }

                        // move on into the list

                        isBlanket = (mutuallyExclusiveList[i]->getValue(

                                         mutuallyExclusiveList[i]->getCurrentValue()) == BLANKET);

                    }

                    while (true);

                }

                return isBlanketAllowed;

            }

        }

    }

    return true;

}

void JavaApplicationSettingsViewPrivate::_q_settingsChanged(const QString &newValue)

{

    HbComboBox * sender = static_cast<HbComboBox*>(iPublicView->sender());

    if (sender)

    {

        JavaApplicationSettings* settings = findSettings(sender);

        if (settings != NULL)

        {

            // security warnings

            if (settings->getName() == SECURITY_LEVEL)

            {

                securityWarningsChanged(newValue);

//                return;

            }

            // any other settings are treated same

            writeSettings(*settings, newValue);

        }

    }

}

void JavaApplicationSettingsViewPrivate::securityWarningsChanged(const QString &newValue)

{

    if (newValue == USER_DEFINED)

    {

        // append the extra settings and values

        for (int i=0; i<extraSettings.size(); i++)

        {

            if (extraSettings[i].getCurrentValue() >= 0)

            {

                HbDataFormModelItem * appSettings = model->appendDataFormItem(

                                                        HbDataFormModelItem::ComboBoxItem,

                                                        extraSettings[i].getName(), securitySettingsGroup);

                extraSettings[i].setId(appSettings);

                appSettings->setContentWidgetData(QString("currentIndex"),extraSettings[i].getCurrentValue());

            }

        }

    }

    else

    {

        // remove the extra settings

        for (int i=0; i<extraSettings.size(); i++)

        {

            if (extraSettings[i].getId())

            {

                HbComboBox * extraSettingsId = itemToComboBox(extraSettings[i].getId());

                if (extraSettingsId)

                {

                    JavaApplicationSettingsView::disconnect(extraSettingsId, 0, 0, 0);

                    model->removeItem(model->indexFromItem(extraSettings[i].getId()));

                    extraSettings[i].setId(0);

                }

            }

        }

    }

}

void JavaApplicationSettingsViewPrivate::_q_dataItemDisplayed(const QModelIndex dataItemIndex)

{

    HbDataFormModelItem *item = static_cast<HbDataFormModel*>(

                                    mainForm->model())->itemFromIndex(dataItemIndex);

    int itemType = item->data(HbDataFormModelItem::ItemTypeRole).toInt();

    if (HbDataFormModelItem::DataItemType(itemType)

            == HbDataFormModelItem::ComboBoxItem)

    {

        HbComboBox * comboBox = static_cast<HbComboBox*>(

                                    mainForm->dataFormViewItem(dataItemIndex)->dataItemContentWidget());

        // add the extra settings values

        for (int i=0; i<extraSettings.size(); i++)

        {

            if (extraSettings[i].getId() == item)

            {

                if (comboBox->count() == 0)

                {

                    comboBox->addItems(extraSettings[i].getValues());

                }

                comboBox->setCurrentIndex(extraSettings[i].getCurrentValue());

                break;

            }

        }

        iPublicView->connect(comboBox,

                             SIGNAL(currentIndexChanged(const QString &)),

                             iPublicView, SLOT(_q_settingsChanged(const QString &)));

    }

}

JavaApplicationSettings* JavaApplicationSettingsViewPrivate::findSettings(HbComboBox* id)

{

    JavaApplicationSettings* settings = findSettings(id, generalSettings);

    if (settings == NULL)

    {

        settings = findSettings(id, securitySettings);

        if (settings == NULL)

        {

            settings = findSettings(id, extraSettings);

        }

    }

    return settings;

}

JavaApplicationSettings* JavaApplicationSettingsViewPrivate::findSettings(HbComboBox* id, QVector<JavaApplicationSettings>& allSettings)

{

    for (int i=0; i<allSettings.size(); i++)

    {

        if (itemToComboBox(allSettings[i].getId()) == id)

        {

            return &allSettings[i];

        }

    }

    return NULL;

}

HbComboBox * JavaApplicationSettingsViewPrivate::itemToComboBox(const HbDataFormModelItem * item)

{

    HbDataFormViewItem * viewItem = mainForm->dataFormViewItem(

                                        model->indexFromItem(item));

    if (viewItem)

    {

        return static_cast<HbComboBox*>(viewItem->dataItemContentWidget());

    }

    return NULL;

}

int JavaApplicationSettingsViewPrivate::readFromStorage(JavaApplicationSettings& settings)

{

    int currentValue = -1;

    if (settings.getColumnName().size() > 0 && settings.getTableName().size() > 0)

    {

        wstring value = L"";

        JavaStorageApplicationEntry_t query;

        JavaStorageApplicationList_t queryResult;

        JavaStorageEntry attr;

        attr.setEntry(ID, iJavaAppUid);

        query.insert(attr);

        if (settings.getFilterColumnName().size() > 0)

        {

            attr.setEntry(settings.getFilterColumnName(), settings.getFilterColumnValue());

            query.insert(attr);

        }

        attr.setEntry(settings.getColumnName(), L"");

        query.insert(attr);

        try

        {

            iStorage->search(settings.getTableName(), query, queryResult);