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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#include <core_resource.hxx>
#include "dsnItem.hxx"
#include "generalpage.hxx"
#include <connectivity/dbexception.hxx>
#include <dbu_dlg.hxx>
#include <strings.hrc>
#include <dsitems.hxx>
#include <stringconstants.hxx>
#include <dbadmin.hxx>
#include <sfx2/filedlghelper.hxx>
#include <sfx2/docfilt.hxx>
#include <vcl/stdtext.hxx>
#include <vcl/svapp.hxx>
#include <vcl/weld.hxx>
#include <svl/stritem.hxx>
#include <vcl/waitobj.hxx>
#include <com/sun/star/sdbc/XDriverAccess.hpp>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/ui/dialogs/TemplateDescription.hpp>
#include <com/sun/star/container/XNameAccess.hpp>
#include "DriverSettings.hxx"
#include <UITools.hxx>
#include <comphelper/processfactory.hxx>
#include <unotools/confignode.hxx>
#include <osl/diagnose.h>
#include <sal/log.hxx>

namespace dbaui
{
    using namespace ::com::sun::star;
    using namespace ::com::sun::star::uno;
    using namespace ::com::sun::star::sdbc;
    using namespace ::com::sun::star::beans;
    using namespace ::com::sun::star::container;

    // OGeneralPage
    OGeneralPage::OGeneralPage(TabPageParent pParent, const OUString& _rUIXMLDescription, const SfxItemSet& _rItems)
        : OGenericAdministrationPage(pParent, _rUIXMLDescription, "PageGeneral", _rItems)
        , m_xSpecialMessage(m_xBuilder->weld_label("specialMessage"))
        , m_eLastMessage(smNone)
        , m_bInitTypeList(true)
        , m_xDatasourceType(m_xBuilder->weld_combo_box("datasourceType"))
        , m_pCollection(nullptr)
    {
        // extract the datasource type collection from the item set
        const DbuTypeCollectionItem* pCollectionItem = dynamic_cast<const DbuTypeCollectionItem*>( _rItems.GetItem(DSID_TYPECOLLECTION) );
        if (pCollectionItem)
            m_pCollection = pCollectionItem->getCollection();
        SAL_WARN_IF(!m_pCollection, "dbaccess.ui.generalpage", "OGeneralPage::OGeneralPage : really need a DSN type collection !");

        // do some knittings
        m_xDatasourceType->connect_changed(LINK(this, OGeneralPage, OnDatasourceTypeSelected));
    }

    OGeneralPage::~OGeneralPage()
    {
    }

    namespace
    {
        struct DisplayedType
        {
            OUString eType;
            OUString sDisplayName;

            DisplayedType( const OUString& _eType, const OUString& _rDisplayName ) : eType( _eType ), sDisplayName( _rDisplayName ) { }
        };
        typedef std::vector< DisplayedType > DisplayedTypes;

        struct DisplayedTypeLess
        {
            bool operator() ( const DisplayedType& _rLHS, const DisplayedType& _rRHS )
            {
                return _rLHS.eType < _rRHS.eType;
            }
        };
    }

    void OGeneralPage::initializeTypeList()
    {
        if ( m_bInitTypeList )
        {
            m_bInitTypeList = false;
            m_xDatasourceType->clear();

            if ( m_pCollection )
            {
                DisplayedTypes aDisplayedTypes;

                ::dbaccess::ODsnTypeCollection::TypeIterator aEnd = m_pCollection->end();
                for (   ::dbaccess::ODsnTypeCollection::TypeIterator aTypeLoop =  m_pCollection->begin();
                        aTypeLoop != aEnd;
                        ++aTypeLoop
                    )
                {
                    const OUString& sURLPrefix = aTypeLoop.getURLPrefix();
                    if ( !sURLPrefix.isEmpty() )
                    {
                        // skip mysql connection variations. It is handled in another window.
                        if(sURLPrefix.startsWith("sdbc:mysql:") && !sURLPrefix.startsWith("sdbc:mysql:jdbc:"))
                            continue;

                        OUString sDisplayName = aTypeLoop.getDisplayName();
                        if (m_xDatasourceType->find_text(sDisplayName) == -1 &&
                            approveDatasourceType(sURLPrefix, sDisplayName))
                        {
                            aDisplayedTypes.emplace_back( sURLPrefix, sDisplayName );
                        }
                    }
                }
                std::sort( aDisplayedTypes.begin(), aDisplayedTypes.end(), DisplayedTypeLess() );
                for ( const auto& rDisplayedType : aDisplayedTypes )
                    insertDatasourceTypeEntryData( rDisplayedType.eType, rDisplayedType.sDisplayName );
            }
        }
    }

    void OGeneralPageWizard::initializeEmbeddedDBList()
    {
        if ( m_bInitEmbeddedDBList )
        {
            m_bInitEmbeddedDBList = false;
            m_xEmbeddedDBType->clear();

            if ( m_pCollection )
            {
                DisplayedTypes aDisplayedTypes;

                ::dbaccess::ODsnTypeCollection::TypeIterator aEnd = m_pCollection->end();
                for (   ::dbaccess::ODsnTypeCollection::TypeIterator aTypeLoop =  m_pCollection->begin();
                        aTypeLoop != aEnd;
                        ++aTypeLoop
                    )
                {
                    const OUString& sURLPrefix = aTypeLoop.getURLPrefix();
                    if ( !sURLPrefix.isEmpty() )
                    {
                        OUString sDisplayName = aTypeLoop.getDisplayName();
                        if (m_xEmbeddedDBType->find_text(sDisplayName) == -1 &&
                            dbaccess::ODsnTypeCollection::isEmbeddedDatabase(sURLPrefix))
                        {
                            aDisplayedTypes.emplace_back( sURLPrefix, sDisplayName );
                        }
                    }
                }
                std::sort( aDisplayedTypes.begin(), aDisplayedTypes.end(), DisplayedTypeLess() );
                for (auto const& displayedType : aDisplayedTypes)
                    insertEmbeddedDBTypeEntryData( displayedType.eType, displayedType.sDisplayName );
            }
        }
    }

    void OGeneralPage::setParentTitle(const OUString&)
    {
    }

    void OGeneralPage::switchMessage(const OUString& _sURLPrefix)
    {
        SPECIAL_MESSAGE eMessage = smNone;
        if ( _sURLPrefix.isEmpty()/*_eType == m_eNotSupportedKnownType*/ )
        {
            eMessage = smUnsupportedType;
        }

        if ( eMessage != m_eLastMessage )
        {
            const char* pResId = nullptr;
            if ( smUnsupportedType == eMessage )
                pResId = STR_UNSUPPORTED_DATASOURCE_TYPE;
            OUString sMessage;
            if ( pResId )
                sMessage = DBA_RES(pResId);

            m_xSpecialMessage->set_label( sMessage );
            m_eLastMessage = eMessage;
        }
    }

    void OGeneralPage::onTypeSelected(const OUString& _sURLPrefix)
    {
        // the new URL text as indicated by the selection history
        implSetCurrentType( _sURLPrefix );

        switchMessage(_sURLPrefix);

        m_aTypeSelectHandler.Call(*this);
    }

    void OGeneralPage::implInitControls( const SfxItemSet& _rSet, bool _bSaveValue )
    {
        initializeTypeList();

        m_xDatasourceType->set_active_text(getDatasourceName(_rSet));

        // notify our listener that our type selection has changed (if so)
        // FIXME: how to detect that it did not changed? (fdo#62937)
        setParentTitle( m_eCurrentSelection );
        onTypeSelected( m_eCurrentSelection );

        // a special message for the current page state
        switchMessage( m_eCurrentSelection );

        OGenericAdministrationPage::implInitControls( _rSet, _bSaveValue );
    }

    OUString OGeneralPageWizard::getEmbeddedDBName( const SfxItemSet& _rSet )
    {
        // first check whether or not the selection is invalid or readonly (invalid implies readonly, but not vice versa)
        bool bValid, bReadonly;
        getFlags( _rSet, bValid, bReadonly );

        // if the selection is invalid, disable everything

        implSetCurrentType(  OUString() );

        // compare the DSN prefix with the registered ones
        OUString sDisplayName;

        if (m_pCollection && bValid)
        {
            implSetCurrentType( dbaccess::ODsnTypeCollection::getEmbeddedDatabase() );
            sDisplayName = m_pCollection->getTypeDisplayName( m_eCurrentSelection );
            onTypeSelected(m_eCurrentSelection);
        }

        // select the correct datasource type
        if  (  dbaccess::ODsnTypeCollection::isEmbeddedDatabase( m_eCurrentSelection )
            && m_xEmbeddedDBType->find_text(sDisplayName) == -1 )
        {   // this indicates it's really a type which is known in general, but not supported on the current platform
            // show a message saying so
            //  eSpecialMessage = smUnsupportedType;
            insertEmbeddedDBTypeEntryData( m_eCurrentSelection, sDisplayName );
        }

        return sDisplayName;
    }

    OUString OGeneralPage::getDatasourceName( const SfxItemSet& _rSet )
    {
        // first check whether or not the selection is invalid or readonly (invalid implies readonly, but not vice versa)
        bool bValid, bReadonly;
        getFlags( _rSet, bValid, bReadonly );

        // if the selection is invalid, disable everything
        OUString sConnectURL;
        if ( bValid )
        {
            // collect some items and some values
            const SfxStringItem* pUrlItem = _rSet.GetItem<SfxStringItem>(DSID_CONNECTURL);
            assert( pUrlItem );
            sConnectURL = pUrlItem->GetValue();
        }

        implSetCurrentType(  OUString() );

        // compare the DSN prefix with the registered ones
        OUString sDisplayName;

        if (m_pCollection && bValid)
        {
            implSetCurrentType( m_pCollection->getPrefix( sConnectURL ) );
            sDisplayName = m_pCollection->getTypeDisplayName( m_eCurrentSelection );
        }

        // select the correct datasource type
        if  ( approveDatasourceType( m_eCurrentSelection, sDisplayName )
            &&  m_xDatasourceType->find_text(sDisplayName) == -1 )
        {   // this indicates it's really a type which is known in general, but not supported on the current platform
            // show a message saying so
            //  eSpecialMessage = smUnsupportedType;
            insertDatasourceTypeEntryData( m_eCurrentSelection, sDisplayName );
        }

        return sDisplayName;
    }

    // For the databaseWizard we only have one entry for the MySQL Database,
    // because we have a separate tabpage to retrieve the respective datasource type
    // ( ::dbaccess::DST_MYSQL_ODBC ||  ::dbaccess::DST_MYSQL_JDBC). Therefore we use  ::dbaccess::DST_MYSQL_JDBC as a temporary
    // representative for all MySQl databases)
    // Also, embedded databases (embedded HSQL, at the moment), are not to appear in the list of
    // databases to connect to.
    bool OGeneralPage::approveDatasourceType( const OUString& _sURLPrefix, OUString& _inout_rDisplayName )
    {
        return approveDatasourceType( m_pCollection->determineType(_sURLPrefix), _inout_rDisplayName );
    }

    bool OGeneralPage::approveDatasourceType( ::dbaccess::DATASOURCE_TYPE eType, OUString& _inout_rDisplayName )
    {
        if ( eType == ::dbaccess::DST_MYSQL_NATIVE_DIRECT )
        {
            // do not display the Connector/OOo driver itself, it is always wrapped via the MySQL-Driver, if
            // this driver is installed
            if ( m_pCollection->hasDriver( "sdbc:mysql:mysqlc:" ) )
                _inout_rDisplayName.clear();
        }

        if ( eType ==  ::dbaccess::DST_EMBEDDED_HSQLDB
                || eType ==  ::dbaccess::DST_EMBEDDED_FIREBIRD )
            _inout_rDisplayName.clear();

        return _inout_rDisplayName.getLength() > 0;
    }

    void OGeneralPage::insertDatasourceTypeEntryData(const OUString& _sType, const OUString& sDisplayName)
    {
        // insert a (temporary) entry
        m_xDatasourceType->append_text(sDisplayName);
        m_aURLPrefixes.push_back(_sType);
    }

    void OGeneralPageWizard::insertEmbeddedDBTypeEntryData(const OUString& _sType, const OUString& sDisplayName)
    {
        // insert a (temporary) entry
        m_xEmbeddedDBType->append_text(sDisplayName);
        m_aEmbeddedURLPrefixes.push_back(_sType);
    }

    void OGeneralPage::fillWindows(std::vector< std::unique_ptr<ISaveValueWrapper> >& _rControlList)
    {
        _rControlList.emplace_back(new ODisableWidgetWrapper<weld::Label>(m_xSpecialMessage.get()));
    }

    void OGeneralPage::fillControls(std::vector< std::unique_ptr<ISaveValueWrapper> >& _rControlList)
    {
        _rControlList.emplace_back(new OSaveValueWidgetWrapper<weld::ComboBox>(m_xDatasourceType.get()));
    }

    void OGeneralPage::implSetCurrentType( const OUString& _eType )
    {
        if ( _eType == m_eCurrentSelection )
            return;

        m_eCurrentSelection = _eType;
    }

    void OGeneralPage::Reset(const SfxItemSet* _rCoreAttrs)
    {
        // reset all locale data
        implSetCurrentType(  OUString() );
            // this ensures that our type selection link will be called, even if the new one is the same as the
            // current one
        OGenericAdministrationPage::Reset(_rCoreAttrs);
    }

    IMPL_LINK( OGeneralPageWizard, OnEmbeddedDBTypeSelected, weld::ComboBox&, _rBox, void )<--- syntax error
    {
        // get the type from the entry data
        const sal_Int32 nSelected = _rBox.get_active();
        if (static_cast<size_t>(nSelected) >= m_aEmbeddedURLPrefixes.size() )
        {
            SAL_WARN("dbaccess.ui.generalpage", "Got out-of-range value '" << nSelected <<  "' from the DatasourceType selection ListBox's GetSelectedEntryPos(): no corresponding URL prefix");
            return;
        }
        const OUString sURLPrefix = m_aEmbeddedURLPrefixes[ nSelected ];

        setParentTitle( sURLPrefix );
        // let the impl method do all the stuff
        onTypeSelected( sURLPrefix );
        // tell the listener we were modified
        callModifiedHdl();
    }

    IMPL_LINK( OGeneralPage, OnDatasourceTypeSelected, weld::ComboBox&, _rBox, void )
    {
        // get the type from the entry data
        const sal_Int32 nSelected = _rBox.get_active();
        if (nSelected == -1)
            return;
        if (static_cast<size_t>(nSelected) >= m_aURLPrefixes.size() )
        {
            SAL_WARN("dbaccess.ui.generalpage", "Got out-of-range value '" << nSelected <<  "' from the DatasourceType selection ListBox's GetSelectedEntryPos(): no corresponding URL prefix");
            return;
        }
        const OUString sURLPrefix = m_aURLPrefixes[ nSelected ];

        setParentTitle( sURLPrefix );
        // let the impl method do all the stuff
        onTypeSelected( sURLPrefix );
        // tell the listener we were modified
        callModifiedHdl();
    }

    // OGeneralPageDialog
    OGeneralPageDialog::OGeneralPageDialog(TabPageParent pParent, const SfxItemSet& _rItems)
        : OGeneralPage(pParent, "dbaccess/ui/generalpagedialog.ui", _rItems)
    {
    }

    void OGeneralPageDialog::setParentTitle( const OUString& _sURLPrefix )
    {
        const OUString sName = m_pCollection->getTypeDisplayName( _sURLPrefix );
        if ( m_pAdminDialog )
        {
            OUString sMessage = DBA_RES(STR_PARENTTITLE_GENERAL);
            m_pAdminDialog->setTitle( sMessage.replaceAll( "#", sName ) );
        }
    }

    void OGeneralPageDialog::implInitControls( const SfxItemSet& _rSet, bool _bSaveValue )
    {
        OGeneralPage::implInitControls( _rSet, _bSaveValue );

        // first check whether or not the selection is invalid or readonly (invalid implies readonly, but not vice versa)
        bool bValid, bReadonly;
        getFlags(_rSet, bValid, bReadonly );

        m_xDatasourceType->set_sensitive( bValid );
    }

    bool OGeneralPageDialog::FillItemSet( SfxItemSet* _rCoreAttrs )
    {
        bool bChangedSomething = false;

        const sal_Int32 nEntry = m_xDatasourceType->get_active();
        OUString sURLPrefix = m_aURLPrefixes[ nEntry ];

        if (m_xDatasourceType->get_value_changed_from_saved())
        {
            _rCoreAttrs->Put( SfxStringItem( DSID_CONNECTURL, sURLPrefix ) );
            bChangedSomething = true;
        }

        return bChangedSomething;
    }

    // OGeneralPageWizard
    OGeneralPageWizard::OGeneralPageWizard(TabPageParent pParent, const SfxItemSet& _rItems)
        : OGeneralPage( pParent, "dbaccess/ui/generalpagewizard.ui", _rItems )
        , m_xRB_CreateDatabase(m_xBuilder->weld_radio_button("createDatabase"))
        , m_xRB_OpenExistingDatabase(m_xBuilder->weld_radio_button("openExistingDatabase"))
        , m_xRB_ConnectDatabase(m_xBuilder->weld_radio_button("connectDatabase"))
        , m_xFT_EmbeddedDBLabel(m_xBuilder->weld_label("embeddeddbLabel"))
        , m_xEmbeddedDBType(m_xBuilder->weld_combo_box("embeddeddbList"))
        , m_xFT_DocListLabel(m_xBuilder->weld_label("docListLabel"))
        , m_xFT_HelpText(m_xBuilder->weld_label("helpText"))
        , m_xLB_DocumentList(new OpenDocumentListBox(m_xBuilder->weld_combo_box("documentList"), "com.sun.star.sdb.OfficeDatabaseDocument"))
        , m_xPB_OpenDatabase(new OpenDocumentButton(m_xBuilder->weld_button("openDatabase"), "com.sun.star.sdb.OfficeDatabaseDocument"))
        , m_eOriginalCreationMode(eCreateNew)
        , m_bInitEmbeddedDBList(true)
    {
        // If no driver for embedded DBs is installed, and no dBase driver, then hide the "Create new database" option
        sal_Int32 nCreateNewDBIndex = m_pCollection->getIndexOf( dbaccess::ODsnTypeCollection::getEmbeddedDatabase() );
        if ( nCreateNewDBIndex == -1 )
            nCreateNewDBIndex = m_pCollection->getIndexOf( "sdbc:dbase:" );
        bool bHideCreateNew = ( nCreateNewDBIndex == -1 );

        // also, if our application policies tell us to hide the option, do it
        ::utl::OConfigurationTreeRoot aConfig( ::utl::OConfigurationTreeRoot::createWithComponentContext(
            ::comphelper::getProcessComponentContext(),
            "/org.openoffice.Office.DataAccess/Policies/Features/Base"
        ) );
        bool bAllowCreateLocalDatabase( true );
        OSL_VERIFY( aConfig.getNodeValue( "CreateLocalDatabase" ) >>= bAllowCreateLocalDatabase );
        if ( !bAllowCreateLocalDatabase )
            bHideCreateNew = true;

        if ( bHideCreateNew )
        {
            m_xRB_CreateDatabase->hide();
            m_xRB_ConnectDatabase->set_active(true);
        }
        else
            m_xRB_CreateDatabase->set_active(true);

        // do some knittings
        m_xEmbeddedDBType->connect_changed(LINK(this, OGeneralPageWizard, OnEmbeddedDBTypeSelected));
        m_xRB_CreateDatabase->connect_clicked( LINK( this, OGeneralPageWizard, OnSetupModeSelected ) );
        m_xRB_ConnectDatabase->connect_clicked( LINK( this, OGeneralPageWizard, OnSetupModeSelected ) );
        m_xRB_OpenExistingDatabase->connect_clicked( LINK( this, OGeneralPageWizard, OnSetupModeSelected ) );
        m_xLB_DocumentList->connect_changed( LINK( this, OGeneralPageWizard, OnDocumentSelected ) );
        m_xPB_OpenDatabase->connect_clicked( LINK( this, OGeneralPageWizard, OnOpenDocument ) );
    }

    OGeneralPageWizard::~OGeneralPageWizard()
    {
    }

    OGeneralPageWizard::CreationMode OGeneralPageWizard::GetDatabaseCreationMode() const
    {
        if ( m_xRB_CreateDatabase->get_active() )
            return eCreateNew;
        if ( m_xRB_ConnectDatabase->get_active() )
            return eConnectExternal;
        return eOpenExisting;
    }

    void OGeneralPageWizard::GetFocus()
    {
        OGeneralPage::GetFocus();
        if ( m_xLB_DocumentList && m_xLB_DocumentList->get_sensitive() )
            m_xLB_DocumentList->grab_focus();
        else if ( m_xDatasourceType && m_xDatasourceType->get_sensitive() )
            m_xDatasourceType->grab_focus();
    }

    void OGeneralPageWizard::implInitControls( const SfxItemSet& _rSet, bool _bSaveValue )
    {
        OGeneralPage::implInitControls( _rSet, _bSaveValue );

        initializeEmbeddedDBList();
        m_xEmbeddedDBType->set_active_text(getEmbeddedDBName(_rSet));

        // first check whether or not the selection is invalid or readonly (invalid implies readonly, but not vice versa)
        bool bValid, bReadonly;
        getFlags( _rSet, bValid, bReadonly );

        SetText( OUString() );

        if ( !bValid || bReadonly )
        {
            m_xFT_EmbeddedDBLabel->set_sensitive( false );
            m_xDatasourceType->set_sensitive( false );
            m_xPB_OpenDatabase->set_sensitive( false );
            m_xFT_DocListLabel->set_sensitive( false );
            m_xLB_DocumentList->set_sensitive( false );
        }

        if (m_xLB_DocumentList->get_count())
            m_xLB_DocumentList->set_active(0);

        m_eOriginalCreationMode = GetDatabaseCreationMode();

        SetupModeSelected();
    }

    OUString OGeneralPageWizard::getDatasourceName(const SfxItemSet& _rSet)
    {
        // Sets the default selected database on startup.
        if (m_xRB_CreateDatabase->get_active() )
        {
            return m_pCollection->getTypeDisplayName( "sdbc:firebird:" );
        }

        return OGeneralPage::getDatasourceName( _rSet );
    }

    bool OGeneralPageWizard::approveDatasourceType( ::dbaccess::DATASOURCE_TYPE eType, OUString& _inout_rDisplayName )
    {
        switch ( eType )
        {
        case ::dbaccess::DST_MYSQL_JDBC:
        case ::dbaccess::DST_MYSQL_ODBC:
        case ::dbaccess::DST_MYSQL_NATIVE:
            _inout_rDisplayName = "MySQL";
            break;
        default:
            break;
        }

        return OGeneralPage::approveDatasourceType( eType, _inout_rDisplayName );
    }

    bool OGeneralPageWizard::FillItemSet(SfxItemSet* _rCoreAttrs)
    {
        bool bChangedSomething = false;

        bool bCommitTypeSelection = true;

        if ( m_xRB_CreateDatabase->get_active() )
        {
            _rCoreAttrs->Put( SfxStringItem( DSID_CONNECTURL, "sdbc:dbase:" ) );
            bChangedSomething = true;
            bCommitTypeSelection = false;
        }
        else if ( m_xRB_OpenExistingDatabase->get_active() )
        {
            if ( m_xRB_OpenExistingDatabase->get_state_changed_from_saved() )
                bChangedSomething = true;

            // TODO
            bCommitTypeSelection = false;
        }

        if ( bCommitTypeSelection )
        {
            const sal_Int32 nEntry = m_xDatasourceType->get_active();
            OUString sURLPrefix = m_aURLPrefixes[nEntry];

            if  (  m_xDatasourceType->get_value_changed_from_saved()
                || ( GetDatabaseCreationMode() != m_eOriginalCreationMode )
                )
            {
                _rCoreAttrs->Put( SfxStringItem( DSID_CONNECTURL,sURLPrefix ) );
                bChangedSomething = true;
            }
            else
                implSetCurrentType( sURLPrefix );
        }
        return bChangedSomething;
    }

    OUString OGeneralPageWizard::GetSelectedDocumentURL() const
    {
        if ( !m_aBrowsedDocumentURL.isEmpty() )
            return m_aBrowsedDocumentURL;
        else
            return m_xLB_DocumentList->GetSelectedDocumentURL();
    }

    void OGeneralPageWizard::EnableControls()
    {
        bool bValid, bReadonly;
        getFlags( GetItemSet(), bValid, bReadonly );
        if ( bValid && !bReadonly )
        {
            m_xEmbeddedDBType->set_sensitive(m_xRB_CreateDatabase->get_active());
            m_xFT_EmbeddedDBLabel->set_sensitive(m_xRB_CreateDatabase->get_active());
            m_xDatasourceType->set_sensitive(m_xRB_ConnectDatabase->get_active());
            m_xPB_OpenDatabase->set_sensitive(m_xRB_OpenExistingDatabase->get_active());
            m_xFT_DocListLabel->set_sensitive(m_xRB_OpenExistingDatabase->get_active());
            m_xLB_DocumentList->set_sensitive(m_xRB_OpenExistingDatabase->get_active());
        }
    }

    void OGeneralPageWizard::SetupModeSelected()
    {
        m_aCreationModeHandler.Call( *this );

        if (m_xRB_CreateDatabase->get_active())
            OnEmbeddedDBTypeSelected(*m_xEmbeddedDBType);
        else
            OnDatasourceTypeSelected(*m_xDatasourceType);

        EnableControls();
    }

    IMPL_LINK_NOARG( OGeneralPageWizard, OnSetupModeSelected, weld::Button&, void )
    {
        SetupModeSelected();
    }

    IMPL_LINK_NOARG( OGeneralPageWizard, OnDocumentSelected, weld::ComboBox&, void )
    {
        m_aDocumentSelectionHandler.Call( *this );
    }

    IMPL_LINK_NOARG( OGeneralPageWizard, OnOpenDocument, weld::Button&, void )
    {
        ::sfx2::FileDialogHelper aFileDlg(
                ui::dialogs::TemplateDescription::FILEOPEN_READONLY_VERSION,
                FileDialogFlags::NONE, "sdatabase", SfxFilterFlags::NONE, SfxFilterFlags::NONE, GetDialogFrameWeld());
        std::shared_ptr<const SfxFilter> pFilter = getStandardDatabaseFilter();
        if ( pFilter )
        {
            aFileDlg.SetCurrentFilter(pFilter->GetUIName());
        }
        if ( aFileDlg.Execute() == ERRCODE_NONE )
        {
            OUString sPath = aFileDlg.GetPath();
            // check for aFileDlg.GetCurrentFilter used to be here but current fpicker filter
            // can be set to anything, see tdf#125267 how this breaks if other value
            // than 'ODF Database' is selected. Let's therefore check only if wildcard matches
            if ( !pFilter->GetWildcard().Matches(sPath) )
            {
                OUString sMessage(DBA_RES(STR_ERR_USE_CONNECT_TO));
                std::unique_ptr<weld::MessageDialog> xInfoBox(Application::CreateMessageDialog(GetDialogFrameWeld(),
                                                              VclMessageType::Info, VclButtonsType::Ok,
                                                              sMessage));
                xInfoBox->run();
                m_xRB_ConnectDatabase->set_active(true);
                OnSetupModeSelected( *m_xRB_ConnectDatabase );
                return;
            }
            m_aBrowsedDocumentURL = sPath;
            m_aChooseDocumentHandler.Call( *this );
        }
    }

}   // namespace dbaui

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