path: root/fpicker/source/office/iodlg.cxx

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

#include <sal/macros.h>
#include "iodlg.hxx"
#include <tools/stream.hxx>
#include <tools/urlobj.hxx>
#include <vcl/fixed.hxx>
#include <vcl/lstbox.hxx>
#include <vcl/msgbox.hxx>
#include <vcl/svapp.hxx>
#include <vcl/timer.hxx>
#include <unotools/ucbhelper.hxx>
#include <ucbhelper/contentbroker.hxx>
#include "svtools/ehdl.hxx"
#include "svl/urihelper.hxx"
#include "unotools/pathoptions.hxx"
#include "unotools/viewoptions.hxx"
#include "svtools/fileview.hxx"
#include "unotools/inetoptions.hxx"
#include "svtools/sfxecode.hxx"
#include "svl/svarray.hxx"
#include "svtools/svtabbx.hxx"
#include "svl/svstdarr.hxx"
#include <toolkit/helper/vclunohelper.hxx>
#include <unotools/localfilehelper.hxx>

#include "svtools/svtools.hrc"
#include "svtools/helpid.hrc"
#include "iodlg.hrc"
#include "rtl/instance.hxx"
#include "asyncfilepicker.hxx"
#include "iodlgimp.hxx"
#include "svtools/inettbc.hxx"
#include "unotools/syslocale.hxx"
#include "svtools/QueryFolderName.hxx"
#include <rtl/ustring.hxx>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/ucb/XContentProviderManager.hpp>
#include <com/sun/star/ui/dialogs/CommonFilePickerElementIds.hpp>
#include <com/sun/star/ui/dialogs/ExtendedFilePickerElementIds.hpp>
#include <com/sun/star/ui/dialogs/ControlActions.hpp>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/sdbc/XResultSet.hpp>
#include <com/sun/star/sdbc/XRow.hpp>
#include <com/sun/star/util/URL.hpp>
#include <com/sun/star/uno/Exception.hpp>
#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/util/XURLTransformer.hpp>
#include <com/sun/star/uno/RuntimeException.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>

#include <comphelper/interaction.hxx>
#include <comphelper/processfactory.hxx>
#include <comphelper/string.hxx>

#include <osl/file.h>
#include <vcl/waitobj.hxx>

#include <com/sun/star/task/XInteractionHandler.hpp>
#include "com/sun/star/ucb/InteractiveAugmentedIOException.hpp"
#include "fpinteraction.hxx"
#include <osl/process.h>

#include <algorithm>
#include <functional>

//#define AUTOSELECT_USERFILTER
    // define this for the experimental feature of user-filter auto selection
    // means if the user enters e.g. *.doc<enter>, and there is a filter which is responsible for *.doc files (only),
    // then this filter is selected automatically

using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::frame;
using namespace ::com::sun::star::ui::dialogs;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::ucb;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::task;
using namespace ::com::sun::star::sdbc;
using namespace ::utl;
using namespace ::svt;

using namespace ExtendedFilePickerElementIds;
using namespace CommonFilePickerElementIds;
using namespace InternalFilePickerElementIds;

#define IODLG_CONFIGNAME        String(RTL_CONSTASCII_USTRINGPARAM("FileDialog"))
#define IMPGRF_CONFIGNAME       String(RTL_CONSTASCII_USTRINGPARAM("ImportGraphicDialog"))

#define GET_DECODED_NAME(aObj) \
    aObj.getName( INetURLObject::LAST_SEGMENT, true, INetURLObject::DECODE_WITH_CHARSET )

// Time to wait while traveling in the filterbox until
// the browsebox gets filtered ( in ms).
#define TRAVELFILTER_TIMEOUT    750

#define WIDTH_ADDITION  15

// functions -------------------------------------------------------------

namespace
{

    //-----------------------------------------------------------------------------
    String getMostCurrentFilter( SvtExpFileDlg_Impl* pImpl )
    {
        DBG_ASSERT( pImpl, "invalid impl pointer" );
        const SvtFileDialogFilter_Impl* pFilter = pImpl->_pUserFilter;

        if ( !pFilter )
            pFilter = pImpl->GetCurFilter();

        if ( !pFilter )
            return String();

        return pFilter->GetType();
    }

    //-----------------------------------------------------------------------------
    sal_Bool restoreCurrentFilter( SvtExpFileDlg_Impl* _pImpl )
    {
        DBG_ASSERT( _pImpl->GetCurFilter(), "restoreCurrentFilter: no current filter!" );
        DBG_ASSERT( _pImpl->GetCurFilterDisplayName().Len(), "restoreCurrentFilter: no current filter (no display name)!" );

        _pImpl->SelectFilterListEntry( _pImpl->GetCurFilterDisplayName() );

#ifdef DBG_UTIL
        String sSelectedDisplayName;
        DBG_ASSERT( ( _pImpl->GetSelectedFilterEntry( sSelectedDisplayName ) == _pImpl->GetCurFilter() )
                &&  ( sSelectedDisplayName == _pImpl->GetCurFilterDisplayName() ),
            "restoreCurrentFilter: inconsistence!" );
#endif
        return _pImpl->m_bNeedDelayedFilterExecute;
    }

    //-----------------------------------------------------------------------------
    String GetFsysExtension_Impl( const String& rFile, const String& rLastFilterExt )
    {
        xub_StrLen nDotPos = rFile.SearchBackward( '.' );
        if ( nDotPos != STRING_NOTFOUND )
        {
            if ( rLastFilterExt.Len() )
            {
                if ( rFile.Copy( nDotPos + 1 ).EqualsIgnoreCaseAscii( rLastFilterExt ) )
                    return String( rLastFilterExt );
            }
            else
                return String( rFile.Copy( nDotPos ) );
        }
        return String();
    }

    //-----------------------------------------------------------------------------
    void SetFsysExtension_Impl( String& rFile, const String& rExtension )
    {
        const sal_Unicode* p0 = rFile.GetBuffer();
        const sal_Unicode* p1 = p0 + rFile.Len() - 1;
        while ( p1 >= p0 && *p1 != sal_Unicode( '.' ) )
            p1--;
        if ( p1 >= p0 )
            // remove old extension
            rFile.Erase(
                sal::static_int_cast< xub_StrLen >(
                    p1 - p0 + 1 - ( rExtension.Len() > 0 ? 0 : 1 ) ) );
        else if ( rExtension.Len() )
            // no old extension
            rFile += sal_Unicode( '.' );
        rFile += rExtension;
    }

    //-----------------------------------------------------------------------------
    // move the control with the given offset
    void lcl_MoveControl( Control* _pControl, sal_Int32 _nDeltaX, sal_Int32 _nDeltaY, sal_Int32* _pMaxY = NULL )
    {
        if ( _pControl )
        {
            Point aNewPos = _pControl->GetPosPixel();

            // adjust the vertical position
            aNewPos.Y() += _nDeltaY;
            if ( _pMaxY && ( aNewPos.Y() > *_pMaxY ) )
                *_pMaxY = aNewPos.Y();

            // adjust the horizontal position
            aNewPos.X() += _nDeltaX;

            _pControl->SetPosPixel( aNewPos );
        }
    }

    //-------------------------------------------------------------------------
    void lcl_autoUpdateFileExtension( SvtFileDialog* _pDialog, const String& _rLastFilterExt )
    {
        // if auto extension is enabled ....
        if ( _pDialog->isAutoExtensionEnabled() )
        {
            // automatically switch to the extension of the (maybe just newly selected) extension
            String aNewFile = _pDialog->getCurrentFileText( );
            String aExt = GetFsysExtension_Impl( aNewFile, _rLastFilterExt );

            // but only if there already is an extension
            if ( aExt.Len() )
            {
                // check if it is a real file extension, and not only the "post-dot" part in
                // a directory name
                sal_Bool bRealExtensions = sal_True;
                if ( STRING_NOTFOUND != aExt.Search( '/' ) )
                    bRealExtensions = sal_False;
                else if ( STRING_NOTFOUND != aExt.Search( '\\' ) )
                    bRealExtensions = sal_False;
                else
                {
                    // no easy way to tell, because the part containing the dot already is the last
                    // segment of the complete file name
                    // So we have to check if the file name denotes a folder or a file.
                    // For performance reasons, we do this for file urls only
                    INetURLObject aURL( aNewFile );
                    if ( INET_PROT_NOT_VALID == aURL.GetProtocol() )
                    {
                        rtl::OUString sURL;
                        if ( ::utl::LocalFileHelper::ConvertPhysicalNameToURL( aNewFile, sURL ) )
                            aURL = INetURLObject( sURL );
                    }
                    if ( INET_PROT_FILE == aURL.GetProtocol() )
                    {
                        try
                        {
                            bRealExtensions = !_pDialog->ContentIsFolder( aURL.GetMainURL( INetURLObject::NO_DECODE ) );
                        }
                        catch( const ::com::sun::star::uno::Exception& )
                        {
                            DBG_WARNING( "Exception in lcl_autoUpdateFileExtension" );
                        }
                    }
                }

                if ( bRealExtensions )
                {
                    SetFsysExtension_Impl( aNewFile, _pDialog->GetDefaultExt() );
                    _pDialog->setCurrentFileText( aNewFile );
                }
            }
        }
    }

    //-------------------------------------------------------------------------
    sal_Bool lcl_getHomeDirectory( const String& _rForURL, String& /* [out] */ _rHomeDir )
    {
        _rHomeDir.Erase();

        // now ask the content broker for a provider for this scheme
        //=================================================================
        try
        {
            // get the content provider manager
            ::ucbhelper::ContentBroker* pBroker = ::ucbhelper::ContentBroker::get();
            Reference< XContentProviderManager > xProviderManager;
            if ( pBroker )
                xProviderManager = pBroker->getContentProviderManagerInterface();

            //=================================================================
            // get the provider for the current scheme
            Reference< XContentProvider > xProvider;
            if ( xProviderManager.is() )
                xProvider = xProviderManager->queryContentProvider( _rForURL );

            DBG_ASSERT( xProvider.is(), "lcl_getHomeDirectory: could not find a (valid) content provider for the current URL!" );
            Reference< XPropertySet > xProviderProps( xProvider, UNO_QUERY );
            if ( xProviderProps.is() )
            {
                Reference< XPropertySetInfo > xPropInfo = xProviderProps->getPropertySetInfo();
                const ::rtl::OUString sHomeDirPropertyName( RTL_CONSTASCII_USTRINGPARAM( "HomeDirectory" ) );
                if ( !xPropInfo.is() || xPropInfo->hasPropertyByName( sHomeDirPropertyName ) )
                {
                    ::rtl::OUString sHomeDirectory;
                    xProviderProps->getPropertyValue( sHomeDirPropertyName ) >>= sHomeDirectory;
                    _rHomeDir = sHomeDirectory;
                }
            }
        }
        catch( const Exception& )
        {
            OSL_FAIL( "lcl_getHomeDirectory: caught an exception!" );
        }
        return 0 < _rHomeDir.Len();
    }

    //---------------------------------------------------------------------
    static String lcl_ensureFinalSlash( const String& _rDir )
    {
        INetURLObject aWorkPathObj( _rDir, INET_PROT_FILE );
        aWorkPathObj.setFinalSlash();
        return  aWorkPathObj.GetMainURL( INetURLObject::NO_DECODE );
    }

    //---------------------------------------------------------------------
    void    convertStringListToUrls( const rtl::OUString& _rColonSeparatedList, ::std::vector< String >& _rTokens )
    {
        const sal_Unicode cSeparator =
#if defined(WNT)
            ';'
#else
            ':'
#endif
            ;
        sal_Int32 nIndex = 0;
        do
        {
            // the current token in the list
            rtl::OUString sCurrentToken = _rColonSeparatedList.getToken( 0, cSeparator, nIndex );
            if ( !sCurrentToken.isEmpty() )
            {
                INetURLObject aCurrentURL;

                rtl::OUString sURL;
                if ( ::utl::LocalFileHelper::ConvertPhysicalNameToURL( sCurrentToken, sURL ) )
                    aCurrentURL = INetURLObject( sURL );
                else
                {
                    // smart URL parsing, assuming FILE protocol
                    aCurrentURL = INetURLObject( sCurrentToken, INET_PROT_FILE );
                }

                aCurrentURL.removeFinalSlash( );
                _rTokens.push_back( aCurrentURL.GetMainURL( INetURLObject::NO_DECODE ) );
            }
        }
        while ( nIndex >= 0 );
    }

    //---------------------------------------------------------------------
    struct RemoveFinalSlash : public ::std::unary_function< String, void >
    {
        void operator()( String& _rURL )
        {
            INetURLObject aURL( _rURL );
#if defined(WNT)
            if ( aURL.getSegmentCount() > 1 )
#endif
                aURL.removeFinalSlash( );
            _rURL = aURL.GetMainURL( INetURLObject::NO_DECODE );
        }
    };

    // -----------------------------------------------------------------------
    /** retrieves the value of an environment variable
        @return <TRUE/> if and only if the retrieved string value is not empty
    */
    bool getEnvironmentValue( const sal_Char* _pAsciiEnvName, ::rtl::OUString& _rValue )
    {
        _rValue = ::rtl::OUString();
        ::rtl::OUString sEnvName = ::rtl::OUString::createFromAscii( _pAsciiEnvName );
        osl_getEnvironment( sEnvName.pData, &_rValue.pData );
        return !_rValue.isEmpty();
    }
}

//***************************************************************************
// ControlChain_Impl
//***************************************************************************

struct ControlChain_Impl
{
    Window*            _pControl;
    ControlChain_Impl* _pNext;
    sal_Bool               _bHasOwnerShip;

    ControlChain_Impl( Window* pControl, ControlChain_Impl* pNext );
    ~ControlChain_Impl();
};

//***************************************************************************

ControlChain_Impl::ControlChain_Impl
(
    Window* pControl,
    ControlChain_Impl* pNext
)
    : _pControl( pControl ),
      _pNext( pNext ),
      _bHasOwnerShip( sal_True )
{
}

//***************************************************************************

ControlChain_Impl::~ControlChain_Impl()
{
    if ( _bHasOwnerShip )
    {
        delete _pControl;
    }
    delete _pNext;
}

//*****************************************************************************
// ResMgrHolder
//*****************************************************************************
namespace
{
    struct ResMgrHolder
    {
        ResMgr * operator ()()
        {
            return ResMgr::CreateResMgr (CREATEVERSIONRESMGR_NAME(fps_office));
        }

        static ResMgr * getOrCreate()
        {
            return rtl_Instance<
                ResMgr, ResMgrHolder,
                osl::MutexGuard, osl::GetGlobalMutex >::create (
                    ResMgrHolder(), osl::GetGlobalMutex());
        }
    };

    struct SvtResId : public ResId
    {
        SvtResId (sal_uInt16 nId) : ResId (nId, *ResMgrHolder::getOrCreate()) {}
    };
}

//*****************************************************************************
// SvtFileDialog
//*****************************************************************************
SvtFileDialog::SvtFileDialog
(
    Window* _pParent,
    WinBits nBits,
    WinBits nExtraBits
) :
    ModalDialog( _pParent, SvtResId( DLG_SVT_EXPLORERFILE ) )

    ,_pUserControls( NULL )
    ,_pCbReadOnly( NULL )
    ,_pCbLinkBox( NULL)
    ,_pCbPreviewBox( NULL )
    ,_pCbSelection( NULL )
    ,_pPbPlay( NULL )
    ,_pPrevWin( NULL )
    ,_pPrevBmp( NULL )
    ,_pFileView( NULL )
    ,_pFileNotifier( NULL )
    ,_pImp( new SvtExpFileDlg_Impl( nBits ) )
    ,_nExtraBits( nExtraBits )
    ,_bIsInExecute( sal_False )
    ,m_bInExecuteAsync( false )
    ,m_bHasFilename( false )
{
    Init_Impl( nBits );
}

//*****************************************************************************

SvtFileDialog::SvtFileDialog ( Window* _pParent, WinBits nBits )
    :ModalDialog( _pParent, SvtResId( DLG_SVT_EXPLORERFILE ) )
    ,_pUserControls( NULL )
    ,_pCbReadOnly( NULL )
    ,_pCbLinkBox( NULL)
    ,_pCbPreviewBox( NULL )
    ,_pCbSelection( NULL )
    ,_pPbPlay( NULL )
    ,_pPrevWin( NULL )
    ,_pPrevBmp( NULL )
    ,_pFileView( NULL )
    ,_pFileNotifier( NULL )
    ,_pImp( new SvtExpFileDlg_Impl( nBits ) )
    ,_nExtraBits( 0L )
    ,_bIsInExecute( sal_False )
    ,m_bHasFilename( false )
{
    Init_Impl( nBits );
}

//*****************************************************************************

SvtFileDialog::~SvtFileDialog()
{
    if ( _pImp->_aIniKey.Len() )
    {
        // save window state
        SvtViewOptions aDlgOpt( E_DIALOG, _pImp->_aIniKey );
        aDlgOpt.SetWindowState(::rtl::OStringToOUString(GetWindowState(), osl_getThreadTextEncoding()));
        String sUserData = _pFileView->GetConfigString();
        aDlgOpt.SetUserItem( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "UserData" )),
                             makeAny( ::rtl::OUString( sUserData ) ) );
    }

    _pFileView->SetSelectHdl( Link() );

    delete _pImp;
    delete _pFileView;

    delete _pCbReadOnly;
    delete _pCbLinkBox;
    delete _pCbPreviewBox;
    delete _pCbSelection;
    delete _pPbPlay;
    delete _pPrevWin;
    delete _pPrevBmp;

    delete _pUserControls;
}

//*****************************************************************************

void SvtFileDialog::Init_Impl
(
    WinBits nStyle
)
{
    m_aImages = ImageList( SvtResId( RID_FILEPICKER_IMAGES ) );

    _pImp->_nStyle = nStyle;
    _pImp->_a6Size = LogicToPixel( Size( 6, 6 ), MAP_APPFONT );
    _pImp->_eMode = ( nStyle & WB_SAVEAS ) ? FILEDLG_MODE_SAVE : FILEDLG_MODE_OPEN;
    _pImp->_eDlgType = FILEDLG_TYPE_FILEDLG;

    if ( ( nStyle & SFXWB_PATHDIALOG ) == SFXWB_PATHDIALOG )
        _pImp->_eDlgType = FILEDLG_TYPE_PATHDLG;

    // Set the directory for the "back to the default dir" button
    INetURLObject aStdDirObj( SvtPathOptions().GetWorkPath() );
    SetStandardDir( aStdDirObj.GetMainURL( INetURLObject::NO_DECODE ) );

    // determine range
    if ( !( nStyle & SFXWB_NOREMOTE ) )
    {
        _pImp->_nState |= FILEDLG_STATE_REMOTE;
    }

    // Create control element, the order defines the tab control.
    _pImp->_pFtFileName = new FixedText( this, SvtResId( FT_EXPLORERFILE_FILENAME ) );

    SvtURLBox* pURLBox = new SvtURLBox( this );
    pURLBox->SetUrlFilter( &m_aURLFilter );
    _pImp->_pEdFileName = pURLBox;

    Edit aDummy( this, SvtResId( ED_EXPLORERFILE_FILENAME ) );
    _pImp->_pEdFileName->SetPosSizePixel( aDummy.GetPosPixel(), aDummy.GetSizePixel() );
    _pImp->_pEdFileName->Show();
    pURLBox->SetSelectHdl( LINK( this, SvtFileDialog, EntrySelectHdl_Impl ) );
    pURLBox->SetOpenHdl( STATIC_LINK( this, SvtFileDialog, OpenHdl_Impl ) );

    // in folder picker mode, only auto-complete directories (no files)
    bool bIsFolderPicker = ( _pImp->_eDlgType == FILEDLG_TYPE_PATHDLG );
    pURLBox->SetOnlyDirectories( bIsFolderPicker );

    // in save mode, don't use the autocompletion as selection in the edit part
    bool bSaveMode = ( FILEDLG_MODE_SAVE == _pImp->_eMode );
    pURLBox->SetNoURLSelection( bSaveMode );

    _pImp->_pEdFileName->SetHelpId( HID_FILEDLG_AUTOCOMPLETEBOX );

    _pImp->_pFtFileType = new FixedText( this, SvtResId( FT_EXPLORERFILE_FILETYPE ) );
    _pImp->CreateFilterListControl( this, SvtResId( LB_EXPLORERFILE_FILETYPE ) );

    // move the filter listbox to the space occupied by the version listbox
    // if that box isn't needed
    if ( !( _nExtraBits & SFX_EXTRA_SHOWVERSIONS ) &&
         !( _nExtraBits & SFX_EXTRA_TEMPLATES ) &&
         !( _nExtraBits & SFX_EXTRA_IMAGE_TEMPLATE ) )
    {
        {
            FixedText aSharedListBoxLabel( this, SvtResId( FT_EXPLORERFILE_SHARED_LISTBOX ) );
            _pImp->_pFtFileType->SetPosPixel( aSharedListBoxLabel.GetPosPixel() );
        }

        {
            ListBox aSharedListBox( this, SvtResId( LB_EXPLORERFILE_SHARED_LISTBOX ) );
            _pImp->GetFilterListControl()->SetPosPixel( aSharedListBox.GetPosPixel() );
        }
    }

    _pImp->_pFtCurrentPath = new FixedText( this, SvtResId( FT_EXPLORERFILE_CURRENTPATH ) );
    WinBits nTmpStyle = _pImp->_pFtCurrentPath->GetStyle();
    nTmpStyle |= WB_PATHELLIPSIS;
    _pImp->_pFtCurrentPath->SetStyle( nTmpStyle );

    _pImp->_pBtnFileOpen = new PushButton( this, SvtResId( BTN_EXPLORERFILE_OPEN ) );
    _pImp->_pBtnCancel = new CancelButton( this, SvtResId( BTN_EXPLORERFILE_CANCEL ) );
    _pImp->_pBtnHelp = new HelpButton( this, SvtResId( BTN_EXPLORERFILE_HELP ) );

    _pImp->_pBtnUp = new SvtUpButton_Impl( this, SvtResId( BTN_EXPLORERFILE_UP ) );
    _pImp->_pBtnNewFolder = new ImageButton( this, SvtResId( BTN_EXPLORERFILE_NEWFOLDER ) );
    _pImp->_pBtnNewFolder->SetStyle( _pImp->_pBtnNewFolder->GetStyle() | WB_NOPOINTERFOCUS );
    _pImp->_pBtnStandard = new SvtTravelButton_Impl( this, SvtResId( BTN_EXPLORERFILE_STANDARD ) );

    _pImp->_pBtnUp->SetAccessibleName( _pImp->_pBtnUp->GetQuickHelpText() );
    _pImp->_pBtnNewFolder->SetAccessibleName( _pImp->_pBtnNewFolder->GetQuickHelpText() );
    _pImp->_pBtnStandard->SetAccessibleName( _pImp->_pBtnStandard->GetQuickHelpText() );

    if ( ( nStyle & SFXWB_MULTISELECTION ) == SFXWB_MULTISELECTION )
        _pImp->_bMultiSelection = sal_True;

    _pFileView = new SvtFileView( this, SvtResId( CTL_EXPLORERFILE_FILELIST ),
                                       FILEDLG_TYPE_PATHDLG == _pImp->_eDlgType,
                                       _pImp->_bMultiSelection );
    _pFileView->SetUrlFilter( &m_aURLFilter );
    _pFileView->EnableAutoResize();

    _pFileView->SetHelpId( HID_FILEDLG_STANDARD );
    _pFileView->SetStyle( _pFileView->GetStyle() | WB_TABSTOP );

    // determine the positions and size of the buttons
    Image aNewFolderImg( GetButtonImage( IMG_FILEDLG_CREATEFOLDER ) );
    _pImp->_pBtnNewFolder->SetModeImage( aNewFolderImg );

    Size aSize( aNewFolderImg.GetSizePixel() );
    aSize.Width() += FILEDIALOG_DEF_IMAGEBORDER;
    aSize.Height() += FILEDIALOG_DEF_IMAGEBORDER;
    _pImp->_pBtnNewFolder->SetSizePixel( aSize );
    _pImp->_pBtnUp->SetSizePixel( aSize );
    _pImp->_pBtnStandard->SetSizePixel( aSize );

    Size aDlgSize = GetOutputSizePixel();
    long n6AppFontInPixel =
            LogicToPixel( Size( 6, 0 ), MAP_APPFONT ).Width();
    long n3AppFontInPixel =
            LogicToPixel( Size( 3, 0 ), MAP_APPFONT ).Width();

    // calculate the length of all buttons
    const sal_uInt16 nBtnCount = 3; // "previous level", "new folder" and "standard dir"
    long nDelta = n6AppFontInPixel; // right border
    nDelta += ( nBtnCount * aSize.Width() ); // button count * button width
    nDelta += ( n3AppFontInPixel + n3AppFontInPixel / 2 ); // spacing 1*big 1*small

    Point aPos(
        aDlgSize.Width() - nDelta,
        _pImp->_pBtnUp->GetPosPixel().Y()
    );
    Size aCurPathSize(
        aPos.X() - n6AppFontInPixel,
        _pImp->_pFtCurrentPath->GetOutputSizePixel().Height()
    );
    _pImp->_pFtCurrentPath->SetOutputSizePixel( aCurPathSize );
    _pImp->_pBtnUp->SetPosPixel( aPos );
    aPos.X() += aSize.Width();
    aPos.X() += n3AppFontInPixel;
    _pImp->_pBtnNewFolder->SetPosPixel( aPos );
    aPos.X() += aSize.Width();
    aPos.X() += n3AppFontInPixel / 2;
    _pImp->_pBtnStandard->SetPosPixel( aPos );
    nDelta = aSize.Height();
    nDelta -= aCurPathSize.Height();
    nDelta /= 2;
    Point aCurPathPos = _pImp->_pFtCurrentPath->GetPosPixel();
    aCurPathPos.Y() += nDelta;
    _pImp->_pFtCurrentPath->SetPosPixel( aCurPathPos );

    if ( nStyle & SFXWB_READONLY )
    {
        _pCbReadOnly = new CheckBox( this, SvtResId( CB_EXPLORERFILE_READONLY ) );
        _pCbReadOnly->SetHelpId( HID_FILEOPEN_READONLY );
        _pCbReadOnly->SetText( SvtResId( STR_SVT_FILEPICKER_READONLY ) );
        AddControl( _pCbReadOnly );
        ReleaseOwnerShip( _pCbReadOnly );
        _pCbReadOnly->SetClickHdl( LINK( this, SvtFileDialog, ClickHdl_Impl ) );
    }

    if ( nStyle & SFXWB_PASSWORD )
    {
        _pImp->_pCbPassword = new CheckBox( this, SvtResId( CB_EXPLORERFILE_PASSWORD ) );
        _pImp->_pCbPassword->SetText( SvtResId( STR_SVT_FILEPICKER_PASSWORD ) );
        AddControl( _pImp->_pCbPassword );
        ReleaseOwnerShip( _pImp->_pCbPassword );
        _pImp->_pCbPassword->SetClickHdl( LINK( this, SvtFileDialog, ClickHdl_Impl ) );
    }

    // set the ini file for extracting the size
    _pImp->_aIniKey = IODLG_CONFIGNAME;

    AddControls_Impl( );

    // Determine the amount of pixel the other elements have to be adjusted in their position.
    aPos.Y() += aSize.Height();
    aPos.Y() += LogicToPixel( Size( 0, 6 ), MAP_APPFONT ).Height();
    long nYOffset = aPos.Y();
    aPos = _pFileView->GetPosPixel();
    nYOffset -= aPos.Y();

    // Adjust the position of the other elements.
    aPos.Y() += nYOffset;
    _pFileView->SetPosPixel( aPos );

    lcl_MoveControl( _pImp->_pFtFileName, 0, nYOffset );
    lcl_MoveControl( _pImp->_pEdFileName, 0, nYOffset );

    lcl_MoveControl( _pImp->_pFtFileVersion, 0, nYOffset );
    lcl_MoveControl( _pImp->_pLbFileVersion, 0, nYOffset );

    lcl_MoveControl( _pImp->_pFtTemplates, 0, nYOffset );
    lcl_MoveControl( _pImp->_pLbTemplates, 0, nYOffset );

    lcl_MoveControl( _pImp->_pFtImageTemplates, 0, nYOffset );
    lcl_MoveControl( _pImp->_pLbImageTemplates, 0, nYOffset );

    lcl_MoveControl( _pImp->_pFtFileType, 0, nYOffset );
    lcl_MoveControl( _pImp->GetFilterListControl(), 0, nYOffset );

    lcl_MoveControl( _pImp->_pBtnFileOpen, 0, nYOffset );
    lcl_MoveControl( _pImp->_pBtnCancel, 0, nYOffset );

    lcl_MoveControl( _pImp->_pBtnHelp, 0, nYOffset + 3 );
        // a little more spacing between Cancel- and HelpButton

    // adjust size of the dialog
    aSize = GetSizePixel();
    aSize.Height() += nYOffset;
    SetSizePixel( aSize );

    // adjust the labels to the mode
    sal_uInt16 nResId = STR_EXPLORERFILE_OPEN;
    sal_uInt16 nButtonResId = 0;

    if ( nStyle & WB_SAVEAS )
    {
        nResId = STR_EXPLORERFILE_SAVE;
        nButtonResId = STR_EXPLORERFILE_BUTTONSAVE;
    }

    if ( ( nStyle & SFXWB_PATHDIALOG ) == SFXWB_PATHDIALOG )
    {
        _pImp->_pFtFileName->SetText( SvtResId( STR_PATHNAME ) );
        nResId = STR_PATHSELECT;
        nButtonResId = STR_BUTTONSELECT;
    }

    SetText( SvtResId( nResId ) );

    if ( nButtonResId )
        _pImp->_pBtnFileOpen->SetText( SvtResId( nButtonResId ) );

    if ( FILEDLG_TYPE_FILEDLG != _pImp->_eDlgType )
    {
        _pImp->_pFtFileType->Hide();
        _pImp->GetFilterListControl()->Hide();
    }

    // Setting preferences of the control elements.
    _pImp->_pBtnNewFolder->SetClickHdl( STATIC_LINK( this, SvtFileDialog, NewFolderHdl_Impl ) );
    _pImp->_pBtnFileOpen->SetClickHdl( STATIC_LINK( this, SvtFileDialog, OpenHdl_Impl ) );
    _pImp->_pBtnCancel->SetClickHdl( LINK( this, SvtFileDialog, CancelHdl_Impl ) );
    _pImp->SetFilterListSelectHdl( STATIC_LINK( this, SvtFileDialog, FilterSelectHdl_Impl ) );
    _pImp->_pEdFileName->SetGetFocusHdl( STATIC_LINK( this, SvtFileDialog, FileNameGetFocusHdl_Impl ) );
    _pImp->_pEdFileName->SetModifyHdl( STATIC_LINK( this, SvtFileDialog, FileNameModifiedHdl_Impl ) );
    _pFileView->SetSelectHdl( LINK( this, SvtFileDialog, SelectHdl_Impl ) );
    _pFileView->SetDoubleClickHdl( LINK( this, SvtFileDialog, DblClickHdl_Impl ) );
    _pFileView->SetOpenDoneHdl( LINK( this, SvtFileDialog, OpenDoneHdl_Impl ) );

    FreeResource();

    // set timer for the filterbox travel
    _pImp->_aFilterTimer.SetTimeout( TRAVELFILTER_TIMEOUT );
    _pImp->_aFilterTimer.SetTimeoutHdl( STATIC_LINK( this, SvtFileDialog, FilterSelectHdl_Impl ) );

    if ( WB_SAVEAS & nStyle )
    {
        // different help ids if in save-as mode
        SetHelpId( HID_FILESAVE_DIALOG );

        _pImp->_pEdFileName->SetHelpId( HID_FILESAVE_FILEURL );
        _pImp->_pBtnFileOpen->SetHelpId( HID_FILESAVE_DOSAVE );
        _pImp->_pBtnNewFolder->SetHelpId( HID_FILESAVE_CREATEDIRECTORY );
        _pImp->_pBtnStandard->SetHelpId( HID_FILESAVE_DEFAULTDIRECTORY );
        _pImp->_pBtnUp->SetHelpId( HID_FILESAVE_LEVELUP );
        _pImp->GetFilterListControl()->SetHelpId( HID_FILESAVE_FILETYPE );
        _pFileView->SetHelpId( HID_FILESAVE_FILEVIEW );

        // formerly, there was only _pLbFileVersion, which was used for 3 different
        // use cases. For reasons of maintainability, I introduced extra members (_pLbTemplates, _pLbImageTemplates)
        // for the extra use cases, and separated _pLbFileVersion
        // I did not find out in which cases the help ID is really needed HID_FILESAVE_TEMPLATE - all
        // tests I made lead to a dialog where _no_ of the three list boxes was present.
        if ( _pImp->_pLbFileVersion )
            _pImp->_pLbFileVersion->SetHelpId( HID_FILESAVE_TEMPLATE );
        if ( _pImp->_pLbTemplates )
            _pImp->_pLbTemplates->SetHelpId( HID_FILESAVE_TEMPLATE );
        if ( _pImp->_pLbImageTemplates )
            _pImp->_pLbImageTemplates->SetHelpId( HID_FILESAVE_TEMPLATE );

        if ( _pImp->_pCbPassword ) _pImp->_pCbPassword->SetHelpId( HID_FILESAVE_SAVEWITHPASSWORD );
        if ( _pImp->_pCbAutoExtension ) _pImp->_pCbAutoExtension->SetHelpId( HID_FILESAVE_AUTOEXTENSION );
        if ( _pImp->_pCbOptions ) _pImp->_pCbOptions->SetHelpId( HID_FILESAVE_CUSTOMIZEFILTER );
        if ( _pCbSelection ) _pCbSelection->SetHelpId( HID_FILESAVE_SELECTION );
    }

    // correct the z-order of the controls
    implArrangeControls();

    // special URLs, such as favourites and "restricted" paths
    implInitializeSpecialURLLists( );

    /// read our settings from the configuration
    m_aConfiguration = OConfigurationTreeRoot::createWithServiceFactory(
        ::comphelper::getProcessServiceFactory(),
        ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "/org.openoffice.Office.UI/FilePicker" ) )
    );
}

//*****************************************************************************

IMPL_STATIC_LINK( SvtFileDialog, NewFolderHdl_Impl, PushButton*, EMPTYARG )
{
    pThis->_pFileView->EndInplaceEditing( false );

    INetURLObject aObj( pThis->_pFileView->GetViewURL() );
    String sFolderName = aObj.getName( INetURLObject::LAST_SEGMENT, true, INetURLObject::DECODE_WITH_CHARSET, RTL_TEXTENCODING_UTF8 );
    svtools::QueryFolderNameDialog aDlg( pThis, sFolderName, String( SvtResId( STR_SVT_NEW_FOLDER ) ) );
    sal_Bool bHandled = sal_False;

    while ( !bHandled )
    {
        if ( aDlg.Execute() == RET_OK )
            bHandled = pThis->_pFileView->CreateNewFolder( aDlg.GetName() );
        else
            bHandled = sal_True;
    }

    return 0;
}

//*****************************************************************************

IMPL_STATIC_LINK_NOINSTANCE( SvtFileDialog, ViewHdl_Impl, ImageButton*, EMPTYARG )
{
    return 0;
}

//-----------------------------------------------------------------------------
sal_Bool SvtFileDialog::createNewUserFilter( const String& _rNewFilter, sal_Bool _bAllowUserDefExt )
{
    // delete the old user filter and create a new one
    DELETEZ( _pImp->_pUserFilter );
    _pImp->_pUserFilter = new SvtFileDialogFilter_Impl( _rNewFilter, _rNewFilter );

    // remember the extension
    sal_Bool bIsAllFiles = _rNewFilter.EqualsAscii( FILEDIALOG_FILTER_ALL );
    if ( bIsAllFiles )
        EraseDefaultExt();
    else
        SetDefaultExt( _rNewFilter.Copy( 2 ) );
        // TODO: this is nonsense. In the whole file there are a lotta places where we assume that a user filter
        // is always "*.<something>". But changing this would take some more time than I have now ...

    // now, the default extension is set to the one of the user filter (or empty)
    // if the former is not allowed (_bAllowUserDefExt = <FALSE/>), we have to use the ext of the current filter
    // (if possible)
    sal_Bool bUseCurFilterExt = sal_True;
    String sUserFilter = _pImp->_pUserFilter->GetType();
    xub_StrLen nSepPos = sUserFilter.SearchBackward( '.' );
    if ( STRING_NOTFOUND != nSepPos )
    {
        String sUserExt = sUserFilter.Copy( nSepPos + 1 );
        if  (   ( STRING_NOTFOUND == sUserExt.Search( '*' ) )
            &&  ( STRING_NOTFOUND == sUserExt.Search( '?' ) )
            )
            bUseCurFilterExt = sal_False;
    }

    if ( !_bAllowUserDefExt || bUseCurFilterExt )
    {
        if ( _pImp->GetCurFilter( ) )
            SetDefaultExt( _pImp->GetCurFilter( )->GetExtension() );
        else
            EraseDefaultExt();
    }

    // outta here
    return bIsAllFiles;
}

//-----------------------------------------------------------------------------
#define FLT_NONEMPTY        0x0001
#define FLT_CHANGED         0x0002
#define FLT_USERFILTER      0x0004
#define FLT_ALLFILESFILTER  0x0008

//-----------------------------------------------------------------------------
sal_uInt16 SvtFileDialog::adjustFilter( const String& _rFilter )
{
    sal_uInt16 nReturn = 0;

    const sal_Bool bNonEmpty = ( _rFilter.Len() != 0 );
    if ( bNonEmpty )
    {
        nReturn |= FLT_NONEMPTY;

        sal_Bool bFilterChanged = sal_True;

        // search for a corresponding filter
        SvtFileDialogFilter_Impl* pFilter = FindFilter_Impl( _rFilter, sal_False, bFilterChanged );

#ifdef AUTOSELECT_USERFILTER
        // if we found a filter which without allowing multi-extensions -> select it
        if ( pFilter )
        {
            _pImp->SelectFilterListEntry( pFilter->GetName() );
            _pImp->SetCurFilter( pFilter );
        }
#endif // AUTOSELECT_USERFILTER

        // look for multi-ext filters if necessary
        if ( !pFilter )
            pFilter = FindFilter_Impl( _rFilter, sal_True, bFilterChanged );

        if ( bFilterChanged )
            nReturn |= FLT_CHANGED;

        if ( !pFilter )
        {
            nReturn |= FLT_USERFILTER;
            // no filter found : use it as user defined filter
#ifdef AUTOSELECT_USERFILTER
            if ( createNewUserFilter( _rFilter, sal_True ) )
#else
            if ( createNewUserFilter( _rFilter, sal_False ) )
#endif
            {   // it's the "all files" filter
                nReturn |= FLT_ALLFILESFILTER;

#ifdef AUTOSELECT_USERFILTER
                // select the "all files" entry
                String sAllFilesFilter( SvtResId( STR_FILTERNAME_ALL ) );
                if ( _pImp->HasFilterListEntry( sAllFilesFilter ) )
                {
                    _pImp->SelectFilterListEntry( sAllFilesFilter );
                    _pImp->SetCurFilter( _pImp->GetSelectedFilterEntry( sAllFilesFilter ) );
                }
                else
                    _pImp->SetNoFilterListSelection( ); // there is no "all files" entry
#endif // AUTOSELECT_USERFILTER
            }
#ifdef AUTOSELECT_USERFILTER
            else
                _pImp->SetNoFilterListSelection( );
#endif // AUTOSELECT_USERFILTER
        }
    }

    return nReturn;
}

//-----------------------------------------------------------------------------
IMPL_LINK( SvtFileDialog, CancelHdl_Impl, void*, EMPTYARG )
{
    if ( m_pCurrentAsyncAction.is() )
    {
        m_pCurrentAsyncAction->cancel();
        onAsyncOperationFinished();
    }
    else
    {
        EndDialog( sal_False );
    }
    return 1L;
}

//-----------------------------------------------------------------------------
IMPL_STATIC_LINK( SvtFileDialog, OpenHdl_Impl, void*, pVoid )
{
    if ( pThis->_pImp->_bMultiSelection && pThis->_pFileView->GetSelectionCount() > 1 )
    {
        // special open in case of multiselection
        pThis->OpenMultiSelection_Impl();
        return 0;
    }

    String aFileName;
    String aOldPath( pThis->_pFileView->GetViewURL() );
    if ( pThis->_pImp->_bDoubleClick || pThis->_pFileView->HasChildPathFocus() )
        // Selection done by doubleclicking in the view, get filename from the view
        aFileName = pThis->_pFileView->GetCurrentURL();

    if ( !aFileName.Len() )
    {
        // if an entry is selected in the view ....
        if ( pThis->_pFileView->GetSelectionCount() )
        {   // -> use this one. This will allow us to step down this folder
            aFileName = pThis->_pFileView->GetCurrentURL();
        }
    }

    if ( !aFileName.Len() )
    {
        if ( pThis->_pImp->_eMode == FILEDLG_MODE_OPEN && pThis->_pImp->_pEdFileName->IsTravelSelect() )
            // OpenHdl called from URLBox; travelling through the list of URLs should not cause an opening
            return 0;                   // MBA->PB: seems to be called never ?!

        // get the URL from from the edit field ( if not empty )
        if ( pThis->_pImp->_pEdFileName->GetText().Len() )
        {
            String aText = pThis->_pImp->_pEdFileName->GetText();

            // did we reach the root?
            if ( !INetURLObject( aOldPath ).getSegmentCount() )
            {
                if ( ( aText.Len() == 2 && aText.EqualsAscii( ".." ) ) ||
                     ( aText.Len() == 3 && ( aText.EqualsAscii( "..\\" ) || aText.EqualsAscii( "../" ) ) ) )
                    // don't go higher than the root
                    return 0;
            }

#if defined( UNX )
            if ( ( 1 == aText.Len() ) && ( '~' == aText.GetBuffer()[0] ) )
            {
                // go to the home directory
                if ( lcl_getHomeDirectory( pThis->_pFileView->GetViewURL(), aFileName ) )
                    // in case we got a home dir, reset the text of the edit
                    pThis->_pImp->_pEdFileName->SetText( String() );
            }
            if ( !aFileName.Len() )
#endif
            {
                // get url from autocomplete edit
                aFileName = pThis->_pImp->_pEdFileName->GetURL();
            }
        }
        else if ( pVoid == pThis->_pImp->_pBtnFileOpen )
            // OpenHdl was called for the "Open" Button; if edit field is empty, use selected element in the view
            aFileName = pThis->_pFileView->GetCurrentURL();
    }

    // MBA->PB: ?!
    if ( !aFileName.Len() && pVoid == pThis->_pImp->_pEdFileName && pThis->_pImp->_pUserFilter )
    {
        DELETEZ( pThis->_pImp->_pUserFilter );
        return 0;
    }

    sal_uInt16 nLen = aFileName.Len();
    if ( !nLen )
    {
        // if the dialog was opened to select a folder, the last selected folder should be selected
        if( pThis->_pImp->_eDlgType == FILEDLG_TYPE_PATHDLG )
        {
            aFileName = pThis->_pImp->_pFtCurrentPath->GetText();
            nLen = aFileName.Len();
        }
        else
            // no file selected !
            return 0;
    }

    // mark input as selected
    pThis->_pImp->_pEdFileName->SetSelection( Selection( 0, nLen ) );

    // if a path with wildcards is given, divide the string into path and wildcards
    String aFilter;
    if ( !pThis->IsolateFilterFromPath_Impl( aFileName, aFilter ) )
        return 0;

    // if a filter was retrieved, there were wildcards !
    sal_uInt16 nNewFilterFlags = pThis->adjustFilter( aFilter );
    if ( nNewFilterFlags & FLT_CHANGED )
    {
        // cut off all text before wildcard in edit and select wildcard
        pThis->_pImp->_pEdFileName->SetText( aFilter );
        pThis->_pImp->_pEdFileName->SetSelection( Selection( 0, aFilter.Len() ) );
    }

    {
        INetURLObject aFileObject( aFileName );
        if ( ( aFileObject.GetProtocol() == INET_PROT_NOT_VALID ) && aFileName.Len() )
        {
            String sCompleted = SvtURLBox::ParseSmart( aFileName, pThis->_pFileView->GetViewURL(), SvtPathOptions().GetWorkPath() );
            if ( sCompleted.Len() )
                aFileName = sCompleted;
        }
    }

    // check if it is a folder
    sal_Bool bIsFolder = sal_False;

    // first thing before doing anyhing with the content: Reset it. When the user presses "open" (or "save" or "export",
    // for that matter), s/he wants the complete handling, including all possible error messages, even if s/he
    // does the same thing for the same content twice, s/he wants both fails to be displayed.
    // Without the reset, it could be that the content cached all relevant information, and will not display any
    // error messages for the same content a second time ....
    pThis->m_aContent.bindTo( ::rtl::OUString( ) );

    if ( aFileName.Len() )
    {
        // Make sure we have own Interaction Handler in place. We do not need
        // to intercept interactions here, but to record the fact that there
        // was an interaction.
        SmartContent::InteractionHandlerType eInterActionHandlerType
            = pThis->m_aContent.queryCurrentInteractionHandler();
        if ( ( eInterActionHandlerType == SmartContent::IHT_NONE ) ||
             ( eInterActionHandlerType == SmartContent::IHT_DEFAULT ) )
            pThis->m_aContent.enableOwnInteractionHandler(
                OFilePickerInteractionHandler::E_NOINTERCEPTION );

        bIsFolder = pThis->m_aContent.isFolder( aFileName );

        // access denied to the given resource - and interaction was already
        // used => break following operations
        OFilePickerInteractionHandler* pHandler
            = pThis->m_aContent.getOwnInteractionHandler();

        OSL_ENSURE( pHandler, "Got no Interaction Handler!!!" );

        if ( pHandler->wasAccessDenied() )
            return 0;

        if ( pThis->m_aContent.isInvalid() &&
             ( pThis->_pImp->_eMode == FILEDLG_MODE_OPEN ) )
        {
            if ( !pHandler->wasUsed() )
                ErrorHandler::HandleError( ERRCODE_IO_NOTEXISTS );

            return 0;
        }

        // restore previous Interaction Handler
        if ( eInterActionHandlerType == SmartContent::IHT_NONE )
            pThis->m_aContent.disableInteractionHandler();
        else if ( eInterActionHandlerType == SmartContent::IHT_DEFAULT )
            pThis->m_aContent.enableDefaultInteractionHandler();
     }

    if  (   !bIsFolder                                      // no existent folder
        &&  pThis->_pImp->_pCbAutoExtension                 // auto extension is enabled in general
        &&  pThis->_pImp->_pCbAutoExtension->IsChecked()    // auto extension is really to be used
        &&  pThis->GetDefaultExt().Len()                    // there is a default extension
        &&  pThis->GetDefaultExt() != '*'                   // the default extension is not "all"
        && !(   FILEDLG_MODE_SAVE == pThis->_pImp->_eMode       // we're saving a file
            &&  pThis->_pFileView->GetSelectionCount()          // there is a selected file in the file view -> it will later on
            )                                                   //    (in SvtFileDialog::GetPathList) be taken as file to save to

        && FILEDLG_MODE_OPEN != pThis->_pImp->_eMode // #i83408# don't append extension on open
        )
    {
        // check extension and append the default extension if necessary
        appendDefaultExtension(aFileName,
                               pThis->GetDefaultExt(),
                               pThis->_pImp->GetCurFilter()->GetType());
    }

    sal_Bool bOpenFolder = ( FILEDLG_TYPE_PATHDLG == pThis->_pImp->_eDlgType ) &&
                       !pThis->_pImp->_bDoubleClick && pVoid != pThis->_pImp->_pEdFileName;
    if ( bIsFolder )
    {
        if ( bOpenFolder )
        {
            pThis->_aPath = aFileName;
        }
        else
        {
            if ( aFileName != pThis->_pFileView->GetViewURL() )
            {
                if ( !pThis->m_aURLFilter.isUrlAllowed( aFileName ) )
                {
                    pThis->simulateAccessDenied( aFileName );
                    return 0;
                }

                pThis->OpenURL_Impl( aFileName );
            }
            else
            {
                if ( nNewFilterFlags & FLT_CHANGED )
                    pThis->ExecuteFilter();
            }

            return 0;
        }
    }
    else if ( !( nNewFilterFlags & FLT_NONEMPTY ) )
    {
        // if applicable save URL
        pThis->_aPath = aFileName;
    }
    else
    {
        // if applicable filter again
        if ( nNewFilterFlags & FLT_CHANGED )
            pThis->ExecuteFilter();
        return 0;
    }

    INetURLObject aFileObj( aFileName );
    if ( aFileObj.HasError() )
    {
        ErrorHandler::HandleError( ERRCODE_IO_GENERAL );
        return 0;
    }

    // if restrictions for the allowed folders are in place, we need to do a check here
    if ( !pThis->m_aURLFilter.isUrlAllowed( aFileObj.GetMainURL( INetURLObject::NO_DECODE ) ) )
    {
        pThis->simulateAccessDenied( aFileName );
        return 0;
    }

    switch ( pThis->_pImp->_eMode )
    {
        case FILEDLG_MODE_SAVE:
        {
            if ( ::utl::UCBContentHelper::Exists( aFileObj.GetMainURL( INetURLObject::NO_DECODE ) ) )
            {
                String aMsg = SvtResId( STR_SVT_ALREADYEXISTOVERWRITE );
                aMsg.SearchAndReplace(
                    String( RTL_CONSTASCII_USTRINGPARAM( "$filename$" ) ),
                    aFileObj.getName(INetURLObject::LAST_SEGMENT, true, INetURLObject::DECODE_WITH_CHARSET)
                );
                QueryBox aBox( pThis, WB_YES_NO, aMsg );
                if ( aBox.Execute() != RET_YES )
                    return 0;
            }
            else
            {
                String aCurPath;
                if ( ::utl::LocalFileHelper::ConvertURLToSystemPath( aFileName, aCurPath ) )
                {
                    // if content does not exist: at least its path must exist
                    INetURLObject aPathObj = aFileObj;
                    aPathObj.removeSegment();
                    sal_Bool bFolder = pThis->m_aContent.isFolder( aPathObj.GetMainURL( INetURLObject::NO_DECODE ) );
                    if ( !bFolder )
                    {
                        ErrorHandler::HandleError( ERRCODE_IO_NOTEXISTSPATH );
                        return 0;
                    }
                }
            }
        }
        break;

        case FILEDLG_MODE_OPEN:
        {
            // do an existence check herein, again

            if ( INET_PROT_FILE == aFileObj.GetProtocol( ) )
            {
                sal_Bool bExists = sal_False;
                bExists = pThis->m_aContent.is( aFileObj.GetMainURL( INetURLObject::NO_DECODE ) );


                if ( !bExists )
                {
                    String sError( SvtResId( RID_FILEOPEN_NOTEXISTENTFILE ) );

                    String sInvalidFile( aFileObj.GetMainURL( INetURLObject::DECODE_TO_IURI ) );
                    if ( INET_PROT_FILE == aFileObj.GetProtocol() )
                    {   // if it's a file URL, transform the URL into system notation
                        ::rtl::OUString sURL( sInvalidFile );
                        ::rtl::OUString sSystem;
                        osl_getSystemPathFromFileURL( sURL.pData, &sSystem.pData );
                        sInvalidFile = sSystem;
                    }
                    sError.SearchAndReplaceAscii( "$name$", sInvalidFile );

                    ErrorBox aError( pThis, WB_OK, sError );
                    aError.Execute();
                    return 0;
                }
            }
        }
        break;

        default:
            OSL_FAIL("SvtFileDialog, OpenHdl_Impl: invalid mode!");
    }

    // notify interested parties
    long nRet;

    if ( pThis->_aOKHdl.IsSet() )
        nRet = pThis->_aOKHdl.Call( pThis );
    else
        nRet = pThis->OK();

    if ( nRet )
    {
        pThis->EndDialog( sal_True );
    }

    return nRet;
}

//*****************************************************************************

void SvtFileDialog::EnableAutocompletion( sal_Bool _bEnable )
{
    _pImp->_pEdFileName->EnableAutocompletion( _bEnable );
}

//*****************************************************************************

IMPL_STATIC_LINK( SvtFileDialog, FilterSelectHdl_Impl, ListBox*, pBox )
{
    DBG_ASSERT( pBox, "SvtFileDialog:keine Instanz" );

    // was the handler executed by the travel timer?
    if ( pBox == (ListBox*)&pThis->_pImp->_aFilterTimer )
    {
        // filter the view again
        pThis->ExecuteFilter();
        return 0;
    }

    String sSelectedFilterDisplayName;
    SvtFileDialogFilter_Impl* pSelectedFilter = pThis->_pImp->GetSelectedFilterEntry( sSelectedFilterDisplayName );
    if ( !pSelectedFilter )
    {   // there is no current selection. This happens if for instance the user selects a group separator using
        // the keyboard, and then presses enter: When the selection happens, we immediately deselect the entry,
        // so in this situation there is no current selection.
        if ( restoreCurrentFilter( pThis->_pImp ) )
            pThis->ExecuteFilter();
    }
    else
    {
        if ( pSelectedFilter->isGroupSeparator() )
        {   // group separators can't be selected
            // return to the previously selected entry
            if ( pThis->_pImp->IsFilterListTravelSelect() )
            {
                pThis->_pImp->SetNoFilterListSelection( );

                // stop the timer for executing the filter
                if ( pThis->_pImp->_aFilterTimer.IsActive() )
                    pThis->_pImp->m_bNeedDelayedFilterExecute = sal_True;
                pThis->_pImp->_aFilterTimer.Stop();
            }
            else
            {
                if ( restoreCurrentFilter( pThis->_pImp ) )
                    pThis->ExecuteFilter();
            }
        }
        else if (   ( pSelectedFilter != pThis->_pImp->GetCurFilter() )
                ||  pThis->_pImp->_pUserFilter
                )
        {
            // Store the old filter for the auto extension handling
            String sLastFilterExt = pThis->_pImp->GetCurFilter()->GetExtension();
            DELETEZ( pThis->_pImp->_pUserFilter );

            // if applicable remove filter of the user
            pThis->_pImp->SetCurFilter( pSelectedFilter, sSelectedFilterDisplayName );

            // if applicable show extension
            pThis->SetDefaultExt( pSelectedFilter->GetExtension() );
            sal_uInt16 nSepPos = pThis->GetDefaultExt().Search( FILEDIALOG_DEF_EXTSEP );

            if ( nSepPos != STRING_NOTFOUND )
                pThis->EraseDefaultExt( nSepPos );

            // update the extension of the current file if necessary
            lcl_autoUpdateFileExtension( pThis, sLastFilterExt );

            // if the user is traveling fast through the filterbox
            // do not filter instantly
            if ( pThis->_pImp->IsFilterListTravelSelect() )
            {
                // FilterSelectHdl_Impl should be started again in
                // TRAVELFILTER_TIMEOUT ms
                pThis->_pImp->_aFilterTimer.Start();
            }
            else
            {
                // stop previously started timer
                pThis->_pImp->_aFilterTimer.Stop();

                // filter the view again
                pThis->ExecuteFilter();
            }
        }
    }

    return 0;
}

//*****************************************************************************

IMPL_STATIC_LINK( SvtFileDialog, FileNameGetFocusHdl_Impl, void*, EMPTYARG )
{
    pThis->_pFileView->SetNoSelection();
    pThis->_pFileView->Update();
    return 0;
}

//*****************************************************************************

IMPL_STATIC_LINK( SvtFileDialog, FileNameModifiedHdl_Impl, void*, EMPTYARG )
{
    FileNameGetFocusHdl_Impl( pThis, NULL );
    return 0;
}

//*****************************************************************************

SvtFileDialogFilter_Impl* SvtFileDialog::FindFilter_Impl
(
    const String& _rFilter,
    sal_Bool _bMultiExt,/*  TRUE - regard filter with several extensions
                            FALSE - do not ...
                        */
    sal_Bool& _rFilterChanged
)

/*  [Description]

    This method looks for the specified extension in the included filters.
*/

{
    SvtFileDialogFilter_Impl* pFoundFilter = NULL;
    SvtFileDialogFilterList_Impl* pList = _pImp->_pFilter;
    sal_uInt16 nFilter = pList->Count();

    while ( nFilter-- )
    {
        SvtFileDialogFilter_Impl* pFilter = pList->GetObject( nFilter );
        const String& rType = pFilter->GetType();
        String aSingleType = rType;

        if ( _bMultiExt )
        {
            sal_uInt16 nIdx = 0;
            while ( !pFoundFilter && nIdx != STRING_NOTFOUND )
            {
                aSingleType = rType.GetToken( 0, FILEDIALOG_DEF_EXTSEP, nIdx );
#ifdef UNX
                if ( aSingleType.CompareTo( _rFilter ) == COMPARE_EQUAL )
#else
                if ( aSingleType.CompareIgnoreCaseToAscii( _rFilter ) == COMPARE_EQUAL )
#endif
                    pFoundFilter = pFilter;
            }
        }
#ifdef UNX
        else if ( rType.CompareTo( _rFilter ) == COMPARE_EQUAL )
#else
        else if ( rType.CompareIgnoreCaseToAscii( _rFilter ) == COMPARE_EQUAL )
#endif
            pFoundFilter = pFilter;

        if ( pFoundFilter )
        {
            // activate filter
            _rFilterChanged = _pImp->_pUserFilter || ( _pImp->GetCurFilter() != pFilter );

            createNewUserFilter( _rFilter, sal_False );

            break;
        }
    }
    return pFoundFilter;
}

//*****************************************************************************

void SvtFileDialog::ExecuteFilter()
{
    _pImp->m_bNeedDelayedFilterExecute = sal_False;
    executeAsync( AsyncPickerAction::eExecuteFilter, String(), getMostCurrentFilter( _pImp ) );
}

//*****************************************************************************

void SvtFileDialog::OpenMultiSelection_Impl()

/*  [Description]

    OpenHandler for MultiSelection
*/

{
    String aPath;
    sal_uLong nCount = _pFileView->GetSelectionCount();
    SvLBoxEntry* pEntry = nCount ? _pFileView->FirstSelected() : NULL;

    if ( nCount && pEntry )
        _aPath = _pFileView->GetURL( pEntry );

    // notify interested parties
    long nRet;

    if ( _aOKHdl.IsSet() )
        nRet = _aOKHdl.Call( this );
    else
        nRet = OK();

    if ( nRet )
        EndDialog( sal_True );
}

//*****************************************************************************

void SvtFileDialog::UpdateControls( const String& rURL )
{
       _pImp->_pEdFileName->SetBaseURL( rURL );

    INetURLObject aObj( rURL );

    //=========================================================================
    {
        String sText;
        DBG_ASSERT( INET_PROT_NOT_VALID != aObj.GetProtocol(), "SvtFileDialog::UpdateControls: Invalid URL!" );

        if ( aObj.getSegmentCount() )
        {
            ::utl::LocalFileHelper::ConvertURLToSystemPath( rURL, sText );
            if ( sText.Len() )
            {
                // no Fsys path for server file system ( only UCB has mountpoints! )
                if ( INET_PROT_FILE != aObj.GetProtocol() )
                    sText = rURL.Copy( static_cast< sal_uInt16 >(
                        INetURLObject::GetScheme( aObj.GetProtocol() ).getLength() ) );
            }

            if ( !sText.Len() && aObj.getSegmentCount() )
                sText = rURL;
        }

        // path mode ?
        if ( FILEDLG_TYPE_PATHDLG == _pImp->_eDlgType )
            // -> set new path in the edit field
            _pImp->_pEdFileName->SetText( sText );

        // in the "current path" field, truncate the trailing slash
        if ( aObj.hasFinalSlash() )
        {
            aObj.removeFinalSlash();
            String sURL( aObj.GetMainURL( INetURLObject::NO_DECODE ) );
            if ( !::utl::LocalFileHelper::ConvertURLToSystemPath( sURL, sText ) )
                sText = sURL;
        }

        if ( !sText.Len() && rURL.Len() )
            // happens, for instance, for URLs which the INetURLObject does not know to belong to a hierarchical scheme
            sText = rURL;
        _pImp->_pFtCurrentPath->SetText( sText );
    }

    //=========================================================================
    _aPath = rURL;
    if ( _pFileNotifier )
        _pFileNotifier->notify( DIRECTORY_CHANGED, 0 );
}

//*****************************************************************************

IMPL_LINK( SvtFileDialog, SelectHdl_Impl, SvTabListBox*, pBox )
{
    SvLBoxEntry* pEntry = pBox->FirstSelected();
    DBG_ASSERT( pEntry, "SelectHandler without selected entry" );
    SvtContentEntry* pUserData = (SvtContentEntry*)pEntry->GetUserData();

    if ( pUserData )
    {
        INetURLObject aObj( pUserData->maURL );
        if ( FILEDLG_TYPE_PATHDLG == _pImp->_eDlgType )
        {
            if ( aObj.GetProtocol() == INET_PROT_FILE )
            {
                if ( !pUserData->mbIsFolder )
                    aObj.removeSegment();
                String aName = aObj.getFSysPath( (INetURLObject::FSysStyle)(INetURLObject::FSYS_DETECT & ~INetURLObject::FSYS_VOS) );
                _pImp->_pEdFileName->SetText( aName );
                _pImp->_pEdFileName->SetSelection( Selection( 0, aName.Len() ) );
                _aPath = pUserData->maURL;
            }
            else if ( !pUserData->mbIsFolder )
            {
                _pImp->_pEdFileName->SetText( pUserData->maURL );
                _pImp->_pEdFileName->SetSelection( Selection( 0, pUserData->maURL.Len() ) );
                _aPath = pUserData->maURL;
            }
            else
                _pImp->_pEdFileName->SetText( UniString() );
        }
        else
        {
            if ( !pUserData->mbIsFolder )
            {
                String aName = pBox->GetEntryText( pEntry, 0 );
                _pImp->_pEdFileName->SetText( aName );
                _pImp->_pEdFileName->SetSelection( Selection( 0, aName.Len() ) );
                _aPath = pUserData->maURL;
            }
        }
    }

    if ( _pImp->_bMultiSelection && _pFileView->GetSelectionCount() > 1 )
    {
        // clear the file edit for multiselection
        _pImp->_pEdFileName->SetText( String() );
    }

    FileSelect();

    return 0;
}

//*****************************************************************************

IMPL_LINK( SvtFileDialog, DblClickHdl_Impl, SvTabListBox*, EMPTYARG )
{
    _pImp->_bDoubleClick = sal_True;
    OpenHdl_Impl( this, NULL );
    _pImp->_bDoubleClick = sal_False;

    return 0;
}

//*****************************************************************************

IMPL_LINK( SvtFileDialog, EntrySelectHdl_Impl, ComboBox*, EMPTYARG )
{
    FileSelect();

    return 0;
}

//*****************************************************************************

IMPL_LINK( SvtFileDialog, OpenDoneHdl_Impl, SvtFileView*, pView )
{
    String sCurrentFolder( pView->GetViewURL() );
    // check if we can create new folders
    EnableControl( _pImp->_pBtnNewFolder, ContentCanMakeFolder( sCurrentFolder ) && m_aURLFilter.isUrlAllowed( sCurrentFolder, false ) );

    // check if we can travel one level up
    bool bCanTravelUp = ContentHasParentFolder( pView->GetViewURL() );
    if ( bCanTravelUp )
    {
        // additional check: the parent folder should not be prohibited
        INetURLObject aCurrentFolder( sCurrentFolder );
        DBG_ASSERT( INET_PROT_NOT_VALID != aCurrentFolder.GetProtocol(),
            "SvtFileDialog::OpenDoneHdl_Impl: invalid current URL!" );

        aCurrentFolder.removeSegment();
        bCanTravelUp &= m_aURLFilter.isUrlAllowed( aCurrentFolder.GetMainURL( INetURLObject::NO_DECODE ) );
    }
    EnableControl( _pImp->_pBtnUp, bCanTravelUp );

    return 0;
}

//*****************************************************************************

IMPL_LINK( SvtFileDialog, AutoExtensionHdl_Impl, CheckBox*, EMPTYARG )
{
    if ( _pFileNotifier )
        _pFileNotifier->notify( CTRL_STATE_CHANGED,
                                CHECKBOX_AUTOEXTENSION );

    // update the extension of the current file if necessary
    lcl_autoUpdateFileExtension( this, _pImp->GetCurFilter()->GetExtension() );

    return 0;
}

//*****************************************************************************

IMPL_LINK( SvtFileDialog, ClickHdl_Impl, CheckBox*, pCheckBox )
{
    if ( ! _pFileNotifier )
        return 0;

    sal_Int16 nId = -1;

    if ( pCheckBox == _pImp->_pCbOptions )
        nId = CHECKBOX_FILTEROPTIONS;
    else if ( pCheckBox == _pCbSelection )
        nId = CHECKBOX_SELECTION;
    else if ( pCheckBox == _pCbReadOnly )
        nId = CHECKBOX_READONLY;
    else if ( pCheckBox == _pImp->_pCbPassword )
        nId = CHECKBOX_PASSWORD;
    else if ( pCheckBox == _pCbLinkBox )
        nId = CHECKBOX_LINK;
    else if ( pCheckBox == _pCbPreviewBox )
        nId = CHECKBOX_PREVIEW;

    if ( nId != -1 )
        _pFileNotifier->notify( CTRL_STATE_CHANGED, nId );

    return 0;
}

//*****************************************************************************

IMPL_LINK( SvtFileDialog, PlayButtonHdl_Impl, PushButton*, EMPTYARG )
{
    if ( _pFileNotifier )
        _pFileNotifier->notify( CTRL_STATE_CHANGED,
                                PUSHBUTTON_PLAY );

    return 0;
}

//*****************************************************************************

long SvtFileDialog::Notify( NotifyEvent& rNEvt )

/*  [Description]

    This method gets called to catch <BACKSPACE>.
*/

{
    sal_uInt16 nType = rNEvt.GetType();
    long nRet = 0;

    if ( EVENT_KEYINPUT == nType && rNEvt.GetKeyEvent() )
    {
        const KeyCode& rKeyCode = rNEvt.GetKeyEvent()->GetKeyCode();
        sal_uInt16 nCode = rKeyCode.GetCode();

        if ( !rKeyCode.GetModifier() &&
             KEY_BACKSPACE == nCode && !_pImp->_pEdFileName->HasChildPathFocus() )
        {
            nRet = 0;

            if ( !nRet && _pImp->_pBtnUp->IsEnabled() )
            {
                PrevLevel_Impl();
                nRet = 1;
            }
        }
    }
    return nRet ? nRet : ModalDialog::Notify( rNEvt );
}

//*****************************************************************************

long SvtFileDialog::OK()
{
    return sal_True;
}

//*****************************************************************************

class SvtDefModalDialogParent_Impl
{
private:
    Window* _pOld;

public:
    SvtDefModalDialogParent_Impl( Window *pNew ) :
        _pOld( Application::GetDefDialogParent() )
        { Application::SetDefDialogParent( pNew ); }

    ~SvtDefModalDialogParent_Impl() { Application::SetDefDialogParent( _pOld ); }
};

//*****************************************************************************

//---------------------------------------------------------------------
void SvtFileDialog::updateListboxLabelSizes()
{
    sal_Int16 nLineControlId[5] = {
        LISTBOX_VERSION, LISTBOX_TEMPLATE, LISTBOX_IMAGE_TEMPLATE, LISTBOX_FILTER, EDIT_FILEURL
    };

    // determine the maximum width needed for the listbox labels
    long nMaxWidth = 0;
    for ( sal_Int32 i=0; i<5; ++i )
    {
        FixedText* pLabel = static_cast< FixedText* >( getControl( nLineControlId[i], sal_True ) );
        if ( !pLabel )
            continue;
        nMaxWidth = ::std::max( pLabel->GetTextWidth( pLabel->GetText() ), nMaxWidth );
    }

    // ensure that all labels are wide enough
    for ( sal_Int32 i=0; i<5; ++i )
    {
        FixedText* pLabel = static_cast< FixedText* >( getControl( nLineControlId[i], sal_True ) );
        ListBox* pListbox = static_cast< ListBox* >( getControl( nLineControlId[i], sal_False ) );
        if ( !pLabel || !pListbox )
            continue;
        Size aCurrentSize( pLabel->GetSizePixel() );
        if ( aCurrentSize.Width() >= nMaxWidth )
            continue;

        long nChange = nMaxWidth - aCurrentSize.Width();
        pLabel->SetSizePixel( Size( nMaxWidth, aCurrentSize.Height() ) );

        aCurrentSize = pListbox->GetSizePixel();
        pListbox->SetSizePixel( Size( aCurrentSize.Width() - nChange, aCurrentSize.Height() ) );
        lcl_MoveControl( pListbox, nChange, 0 );
    }
}

namespace
{

bool implIsInvalid( const String & rURL )
{
    SmartContent aContent( rURL );
    aContent.enableOwnInteractionHandler( ::svt::OFilePickerInteractionHandler::E_DOESNOTEXIST );
    aContent.isFolder();    // do this _before_ asking isInvalid! Otherwise result might be wrong.
    return aContent.isInvalid();
}

}

//---------------------------------------------------------------------
String SvtFileDialog::implGetInitialURL( const String& _rPath, const String& _rFallback )
{
    // an URL parser for the fallback
    INetURLObject aURLParser;

    // set the path
    bool bWasAbsolute = sal_False;
    aURLParser = aURLParser.smartRel2Abs( _rPath, bWasAbsolute );

    // is it a valid folder?
    m_aContent.bindTo( aURLParser.GetMainURL( INetURLObject::NO_DECODE ) );
    sal_Bool bIsFolder = m_aContent.isFolder( );    // do this _before_ asking isInvalid!
    sal_Bool bIsInvalid = m_aContent.isInvalid();

    if ( bIsInvalid && m_bHasFilename && !aURLParser.hasFinalSlash() )
    {   // check if the parent folder exists
        INetURLObject aParent( aURLParser );
        aParent.removeSegment( );
        aParent.setFinalSlash( );
        bIsInvalid = implIsInvalid( aParent.GetMainURL( INetURLObject::NO_DECODE ) );
    }

    if ( bIsInvalid )
    {
        INetURLObject aFallback( _rFallback );
        bIsInvalid = implIsInvalid( aFallback.GetMainURL( INetURLObject::NO_DECODE ) );

        if ( !bIsInvalid )
            aURLParser = aFallback;
    }

    if ( bIsInvalid )
    {
        INetURLObject aParent( aURLParser );
        while ( bIsInvalid && aParent.removeSegment() )
        {
            aParent.setFinalSlash( );
            bIsInvalid = implIsInvalid( aParent.GetMainURL( INetURLObject::NO_DECODE ) );
        }

        if ( !bIsInvalid )
            aURLParser = aParent;
    }

    if ( !bIsInvalid && bIsFolder )
    {
        aURLParser.setFinalSlash();
    }
    return aURLParser.GetMainURL( INetURLObject::NO_DECODE );
}

//---------------------------------------------------------------------
short SvtFileDialog::Execute()
{
    if ( !PrepareExecute() )
        return 0;

    // start the dialog
    _bIsInExecute = sal_True;
    short nResult = ModalDialog::Execute();
    _bIsInExecute = sal_False;

    DBG_ASSERT( !m_pCurrentAsyncAction.is(), "SvtFilePicker::Execute: still running an async action!" );
        // the dialog should not be cancellable while an async action is running - first, the action
        // needs to be cancelled

    // remember last directory
    if ( RET_OK == nResult )
    {
        INetURLObject aURL( _aPath );
        if ( aURL.GetProtocol() == INET_PROT_FILE )
        {
            // remember the selected directory only for file URLs not for virtual folders
            sal_Int32 nLevel = aURL.getSegmentCount();
            sal_Bool bDir = m_aContent.isFolder( aURL.GetMainURL( INetURLObject::NO_DECODE ) );
            if ( nLevel > 1 && ( FILEDLG_TYPE_FILEDLG == _pImp->_eDlgType || !bDir ) )
                aURL.removeSegment();
        }
    }

    return nResult;
}

//---------------------------------------------------------------------
void SvtFileDialog::StartExecuteModal( const Link& rEndDialogHdl )
{
    PrepareExecute();

    // start of the dialog
    ModalDialog::StartExecuteModal( rEndDialogHdl );
}

//-----------------------------------------------------------------------------
void SvtFileDialog::onAsyncOperationStarted()
{
    EnableUI( sal_False );
    // the cancel button must be always enabled
    _pImp->_pBtnCancel->Enable( sal_True );
    _pImp->_pBtnCancel->GrabFocus();
}

//-----------------------------------------------------------------------------
void SvtFileDialog::onAsyncOperationFinished()
{
    EnableUI( sal_True );
    m_pCurrentAsyncAction = NULL;
    if ( !m_bInExecuteAsync )
        _pImp->_pEdFileName->GrabFocus();
        // (if m_bInExecuteAsync is true, then the operation was finished within the minium wait time,
        // and to the user, the operation appears to be synchronous)
}

//-------------------------------------------------------------------------
void SvtFileDialog::displayIOException( const String& _rURL, IOErrorCode _eCode )
{
    try
    {
        // create make a human-readable string from the URL
        String sDisplayPath( _rURL );
        ::utl::LocalFileHelper::ConvertURLToSystemPath( _rURL, sDisplayPath );

        // build an own exception which tells "access denied"
        InteractiveAugmentedIOException aException;
        aException.Arguments.realloc( 2 );
        aException.Arguments[ 0 ] <<= ::rtl::OUString( sDisplayPath );
        aException.Arguments[ 1 ] <<= PropertyValue(
            ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Uri" ) ),
            -1, aException.Arguments[ 0 ], PropertyState_DIRECT_VALUE
        );
            // (formerly, it was sufficient to put the URL first parameter. Nowadays,
            // the services expects the URL in a PropertyValue named "Uri" ...)
        aException.Code = _eCode;
        aException.Classification = InteractionClassification_ERROR;

        // let and interaction handler handle this exception
        ::comphelper::OInteractionRequest* pRequest = NULL;
        Reference< ::com::sun::star::task::XInteractionRequest > xRequest = pRequest =
            new ::comphelper::OInteractionRequest( makeAny( aException ) );
        pRequest->addContinuation( new ::comphelper::OInteractionAbort( ) );

        Reference< XInteractionHandler > xHandler(
            ::comphelper::getProcessServiceFactory()->createInstance(
                ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.task.InteractionHandler") )
            ),
            UNO_QUERY
        );
        if ( xHandler.is() )
            xHandler->handle( xRequest );
    }
    catch( const Exception& )
    {
        OSL_FAIL( "iodlg::displayIOException: caught an exception!" );
    }
}

//-----------------------------------------------------------------------------
void SvtFileDialog::EnableUI( sal_Bool _bEnable )
{
    Enable( _bEnable );

    if ( _bEnable )
    {
        for ( ::std::set< Control* >::iterator aLoop = m_aDisabledControls.begin();
              aLoop != m_aDisabledControls.end();
              ++aLoop
            )
        {
            (*aLoop)->Enable( sal_False );
        }
    }
}

//-----------------------------------------------------------------------------
void SvtFileDialog::EnableControl( Control* _pControl, sal_Bool _bEnable )
{
    if ( !_pControl )
    {
        DBG_ERRORFILE( "SvtFileDialog::EnableControl: invalid control!" );
        return;
    }

    _pControl->Enable( _bEnable );

    if ( _bEnable )
    {
        ::std::set< Control* >::iterator aPos = m_aDisabledControls.find( _pControl );
        if ( m_aDisabledControls.end() != aPos )
            m_aDisabledControls.erase( aPos );
    }
    else
        m_aDisabledControls.insert( _pControl );
}

//----------------------------------------------------------------------------

short SvtFileDialog::PrepareExecute()
{
    rtl::OUString aEnvValue;
    if ( getEnvironmentValue( "WorkDirMustContainRemovableMedia", aEnvValue ) &&
         aEnvValue.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "1" ) ) )
    {
        try
        {
            INetURLObject aStdDir( GetStandardDir() );
            ::ucbhelper::Content aCnt( rtl::OUString( aStdDir.GetMainURL(
                                                    INetURLObject::NO_DECODE ) ),
                                 Reference< XCommandEnvironment >() );
            Sequence< rtl::OUString > aProps(2);
            aProps[0] = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "IsVolume" ));
            aProps[1] = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "IsRemoveable" ));

            Reference< XResultSet > xResultSet
                = aCnt.createCursor( aProps, ::ucbhelper::INCLUDE_FOLDERS_ONLY );
            if ( xResultSet.is() )
            {
                Reference< XRow > xRow( xResultSet, UNO_QUERY );

                bool bEmpty = true;
                if ( !xResultSet->next() )
                {
                    // folder is empty
                    bEmpty = true;
                }
                else
                {
                                bEmpty = false;
                }

                if ( bEmpty )
                {
                    ErrorBox aBox( this, WB_OK, SvtResId( STR_SVT_NOREMOVABLEDEVICE ) );
                    aBox.Execute();
                    return 0;
                }
            }
        }
        catch ( ContentCreationException const & )
        {
        }
        catch ( CommandAbortedException const & )
        {
        }
    }

    if ( ( _pImp->_nStyle & WB_SAVEAS ) && m_bHasFilename )
        // when doing a save-as, we do not want the handler to handle "this file does not exist" messages
        // - finally we're going to save that file, aren't we?
        m_aContent.enableOwnInteractionHandler(::svt::OFilePickerInteractionHandler::E_DOESNOTEXIST);
    else
        m_aContent.enableDefaultInteractionHandler();

    // possibly just a filename without a path
    String aFileNameOnly;
    if( _aPath.Len() && (_pImp->_eMode == FILEDLG_MODE_SAVE)
                     && (_aPath.Search(':') == STRING_NOTFOUND)
                     && (_aPath.Search('\\') == STRING_NOTFOUND)
                     && (_aPath.Search('/') == STRING_NOTFOUND))
    {
        aFileNameOnly = _aPath;
        _aPath.Erase();
    }

    // no starting path specified?
    if ( !_aPath.Len() )
    {
        // then use the standard directory
        _aPath = lcl_ensureFinalSlash( _pImp->GetStandardDir() );

        // attach given filename to path
        if ( aFileNameOnly.Len() )
            _aPath += aFileNameOnly;
    }

    //.....................................................................
    _aPath = implGetInitialURL( _aPath, GetStandardDir() );

    if ( _pImp->_nStyle & WB_SAVEAS && !m_bHasFilename )
        // when doing a save-as, we do not want the handler to handle "this file does not exist" messages
        // - finally we're going to save that file, aren't we?
        m_aContent.enableOwnInteractionHandler(::svt::OFilePickerInteractionHandler::E_DOESNOTEXIST);

    //.....................................................................
    // care for possible restrictions on the paths we're allowed to show
    if ( !m_aURLFilter.isUrlAllowed( _aPath ) )
        _aPath = m_aURLFilter.getFilter()[0];

    // if applicable show filter
    _pImp->InitFilterList();

    // set up initial filter
    sal_uInt16 nFilterCount = GetFilterCount();
    String aAll( SvtResId( STR_FILTERNAME_ALL ) );
    sal_Bool bHasAll = _pImp->HasFilterListEntry( aAll );
    if ( _pImp->GetCurFilter() || nFilterCount == 1 || ( nFilterCount == 2 && bHasAll ) )
    {
        // if applicable set the only filter or the only filter that
        // does not refer to all files, as the current one
        if ( !_pImp->GetCurFilter() )
        {
            sal_uInt16 nPos = 0;
            if ( 2 == nFilterCount && bHasAll )
            {
                nPos = nFilterCount;
                while ( nPos-- )
                {
                    if ( GetFilterName( nPos ) != aAll )
                        break;
                }
            }
            SvtFileDialogFilter_Impl* pNewCurFilter = _pImp->_pFilter->GetObject( nPos );
            DBG_ASSERT( pNewCurFilter, "SvtFileDialog::Execute: invalid filter pos!" );
            _pImp->SetCurFilter( pNewCurFilter, pNewCurFilter->GetName() );
        }

        // adjust view
        _pImp->SelectFilterListEntry( _pImp->GetCurFilter()->GetName() );
        SetDefaultExt( _pImp->GetCurFilter()->GetExtension() );
        sal_uInt16 nSepPos = GetDefaultExt().Search( FILEDIALOG_DEF_EXTSEP );
        if ( nSepPos != STRING_NOTFOUND )
            EraseDefaultExt( nSepPos );
    }
    else
    {
        // if applicable set respectively create filter for all files
        if ( !bHasAll )
        {
            SvtFileDialogFilter_Impl* pAllFilter = implAddFilter( aAll, UniString(RTL_CONSTASCII_USTRINGPARAM(FILEDIALOG_FILTER_ALL)) );
            _pImp->InsertFilterListEntry( pAllFilter );
            _pImp->SetCurFilter( pAllFilter, aAll );
        }
        _pImp->SelectFilterListEntry( aAll );
    }

    _pImp->_pDefaultFilter = _pImp->GetCurFilter();

    // if applicable isolate filter
    String aFilter;

    if ( !IsolateFilterFromPath_Impl( _aPath, aFilter ) )
        return 0;

    sal_uInt16 nNewFilterFlags = adjustFilter( aFilter );
    if ( nNewFilterFlags & ( FLT_NONEMPTY | FLT_USERFILTER ) )
    {
        _pImp->_pEdFileName->SetText( aFilter );
    }

    // create and show instance for set path
    INetURLObject aFolderURL( _aPath );
    String aFileName( aFolderURL.getName( INetURLObject::LAST_SEGMENT, false ) );
    xub_StrLen nFileNameLen = aFileName.Len();
    bool bFileToSelect = nFileNameLen != 0;
    if ( bFileToSelect && aFileName.GetChar( nFileNameLen - 1 ) != INET_PATH_TOKEN )
    {
        _pImp->_pEdFileName->SetText( GET_DECODED_NAME( aFolderURL ) );
        aFolderURL.removeSegment();
    }

    INetURLObject aObj = aFolderURL;
    if ( aObj.GetProtocol() == INET_PROT_FILE )
    {
        // set folder as current directory
        aObj.setFinalSlash();
    }

    UpdateControls( aObj.GetMainURL( INetURLObject::NO_DECODE ) );

    // Somebody might want to enable some controls acording to the current filter
    FilterSelect();

    ViewHdl_Impl( this, NULL );
    OpenURL_Impl( aObj.GetMainURL( INetURLObject::NO_DECODE ) );

    _pFileView->Show();
    SvtDefModalDialogParent_Impl aDefParent( this );

    // if applicable read and set size from ini
    InitSize();

    return 1;
}

//-----------------------------------------------------------------------------
void SvtFileDialog::implInitializeSpecialURLLists( )
{
    m_aURLFilter = ::svt::RestrictedPaths();

    ::std::vector< String > aFavourites;
    if ( m_aURLFilter.hasFilter() )
    {
        // if we have restrictions, then the "favourites" are the restricted folders only
        aFavourites = m_aURLFilter.getFilter();
        // for approved URLs, we needed the final slashes, for
        // favourites, we do not want to have them
        ::std::for_each( aFavourites.begin(), aFavourites.end(), RemoveFinalSlash() );
    }
    else
    {
        ::rtl::OUString sFavouritesList;
        if ( getEnvironmentValue( "PathFavourites", sFavouritesList ) )
            convertStringListToUrls( sFavouritesList, aFavourites );
    }

    DBG_ASSERT( _pImp->_pBtnStandard, "SvtFileDialog::implInitializeSpecialURLLists: how this?" );
    if ( _pImp->_pBtnStandard )
        _pImp->_pBtnStandard->SetFavouriteLocations( aFavourites );
}

//-----------------------------------------------------------------------------
void SvtFileDialog::executeAsync( ::svt::AsyncPickerAction::Action _eAction,
                                    const String& _rURL, const String& _rFilter )
{
    DBG_ASSERT( !m_pCurrentAsyncAction.is(), "SvtFileDialog::executeAsync: previous async action not yet finished!" );

    m_pCurrentAsyncAction = new AsyncPickerAction( this, _pFileView, _eAction );

    bool bReallyAsync = true;
    m_aConfiguration.getNodeValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "FillAsynchronously" ) ) ) >>= bReallyAsync;

    sal_Int32 nMinTimeout = 0;
    m_aConfiguration.getNodeValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Timeout/Min" ) ) ) >>= nMinTimeout;
    sal_Int32 nMaxTimeout = 0;
    m_aConfiguration.getNodeValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Timeout/Max" ) ) ) >>= nMaxTimeout;

    m_bInExecuteAsync = true;
    m_pCurrentAsyncAction->execute( _rURL, _rFilter, bReallyAsync ? nMinTimeout : -1, nMaxTimeout, GetBlackList() );
    m_bInExecuteAsync = false;
}

//*****************************************************************************

void SvtFileDialog::FileSelect()
{
    if ( _pFileNotifier )
        _pFileNotifier->notify( FILE_SELECTION_CHANGED, 0 );
}

//*****************************************************************************

void SvtFileDialog::FilterSelect()
{
    if ( _pFileNotifier )
        _pFileNotifier->notify( CTRL_STATE_CHANGED,
                                LISTBOX_FILTER );
}

//*****************************************************************************

void SvtFileDialog::SetStandardDir( const String& rStdDir )

/*  [Description]

   This method sets the path for the default button.
*/

{
    INetURLObject aObj( rStdDir );
    DBG_ASSERT( aObj.GetProtocol() != INET_PROT_NOT_VALID, "Invalid protocol!" );
    aObj.setFinalSlash();
    _pImp->SetStandardDir( aObj.GetMainURL( INetURLObject::NO_DECODE ) );
}

void SvtFileDialog::SetBlackList( const ::com::sun::star::uno::Sequence< ::rtl::OUString >& rBlackList )
{
    _pImp->SetBlackList( rBlackList );
}

//*****************************************************************************

const ::com::sun::star::uno::Sequence< ::rtl::OUString >& SvtFileDialog::GetBlackList() const
{
    return _pImp->GetBlackList();
}
//*****************************************************************************

const String& SvtFileDialog::GetStandardDir() const

/*  [Description]

    This method returns the standard path.
*/

{
    return _pImp->GetStandardDir();
}

//*****************************************************************************

void SvtFileDialog::PrevLevel_Impl()
{
    _pFileView->EndInplaceEditing( false );

    String sDummy;
    executeAsync( AsyncPickerAction::ePrevLevel, sDummy, sDummy );
}

//*****************************************************************************

void SvtFileDialog::OpenURL_Impl( const String& _rURL )
{
    _pFileView->EndInplaceEditing( false );

    DBG_ASSERT( m_aURLFilter.isUrlAllowed( _rURL ), "SvtFileDialog::OpenURL_Impl: forbidden URL! Should have been handled by the caller!" );
    executeAsync( AsyncPickerAction::eOpenURL, _rURL, getMostCurrentFilter( _pImp ) );
}

//*****************************************************************************
SvtFileDialogFilter_Impl* SvtFileDialog::implAddFilter( const String& _rFilter, const String& _rType )
{
    SvtFileDialogFilter_Impl* pNewFilter = new SvtFileDialogFilter_Impl( _rFilter, _rType );
    _pImp->_pFilter->C40_INSERT( SvtFileDialogFilter_Impl, pNewFilter, (sal_uInt16)0 );

    if ( !_pImp->GetCurFilter() )
        _pImp->SetCurFilter( pNewFilter, _rFilter );

    return pNewFilter;
}

//*****************************************************************************

void SvtFileDialog::AddFilter( const String& _rFilter, const String& _rType )
{
    DBG_ASSERT( !IsInExecute(), "SvtFileDialog::AddFilter: currently executing!" );
    implAddFilter ( _rFilter, _rType );
}

//*****************************************************************************
void SvtFileDialog::AddFilterGroup( const String& _rFilter, const Sequence< StringPair >& _rFilters )
{
    DBG_ASSERT( !IsInExecute(), "SvtFileDialog::AddFilter: currently executing!" );

    implAddFilter( _rFilter, String() );
    const StringPair* pSubFilters       =               _rFilters.getConstArray();
    const StringPair* pSubFiltersEnd    = pSubFilters + _rFilters.getLength();
    for ( ; pSubFilters != pSubFiltersEnd; ++pSubFilters )
        implAddFilter( pSubFilters->First, pSubFilters->Second );
}

//-----------------------------------------------------------------------------
void SvtFileDialog::SetCurFilter( const String& rFilter )
{
    DBG_ASSERT( !IsInExecute(), "SvtFileDialog::SetCurFilter: currently executing!" );

    // look for corresponding filter
    sal_uInt16 nPos = _pImp->_pFilter->Count();

    while ( nPos-- )
    {
        SvtFileDialogFilter_Impl* pFilter = _pImp->_pFilter->GetObject( nPos );
        if ( pFilter->GetName() == rFilter )
        {
            _pImp->SetCurFilter( pFilter, rFilter );
            break;
        }
    }
}

//*****************************************************************************

String SvtFileDialog::GetCurFilter() const
{
    String aFilter;

    const SvtFileDialogFilter_Impl* pCurrentFilter = _pImp->GetCurFilter();
    if ( pCurrentFilter )
        aFilter = pCurrentFilter->GetName();

    return aFilter;
}

String SvtFileDialog::getCurFilter( ) const
{
    return GetCurFilter();
}

//*****************************************************************************

sal_uInt16 SvtFileDialog::GetFilterCount() const
{
    return _pImp->_pFilter->Count();
}

//*****************************************************************************

const String& SvtFileDialog::GetFilterName( sal_uInt16 nPos ) const
{
    DBG_ASSERT( nPos < GetFilterCount(), "invalid index" );
    return _pImp->_pFilter->GetObject( nPos )->GetName();
}

//*****************************************************************************

void SvtFileDialog::InitSize()
{
    if ( ! _pImp->_aIniKey.Len() )
        return;

    Size aDlgSize = GetResizeOutputSizePixel();
    SetMinOutputSizePixel( aDlgSize );

    if ( !_pImp->_nFixDeltaHeight )
    {
        // calculate and save fixsize
        long nBoxH = _pFileView->GetSizePixel().Height();
        long nH = GetSizePixel().Height();
        _pImp->_nFixDeltaHeight = nH - nBoxH;
    }

    // initialize from config
    SvtViewOptions aDlgOpt( E_DIALOG, _pImp->_aIniKey );

    if ( aDlgOpt.Exists() )
    {
        SetWindowState(rtl::OUStringToOString(aDlgOpt.GetWindowState(), osl_getThreadTextEncoding()));

        Any aUserData = aDlgOpt.GetUserItem( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "UserData" ) ));
        ::rtl::OUString sCfgStr;
        if ( aUserData >>= sCfgStr )
            _pFileView->SetConfigString( String( sCfgStr ) );
    }
}

//*****************************************************************************

std::vector<rtl::OUString> SvtFileDialog::GetPathList() const
{
    std::vector<rtl::OUString> aList;
    sal_uLong           nCount = _pFileView->GetSelectionCount();
    SvLBoxEntry*    pEntry = nCount ? _pFileView->FirstSelected() : NULL;

    if ( ! pEntry )
    {
        if ( _pImp->_pEdFileName->GetText().Len() && _bIsInExecute )
            aList.push_back(_pImp->_pEdFileName->GetURL());
        else
            aList.push_back(_aPath);
    }
    else
    {
        while ( pEntry )
        {
            aList.push_back(_pFileView->GetURL(pEntry));
            pEntry = _pFileView->NextSelected( pEntry );
        }
    }

    return aList;
}

//*****************************************************************************

void SvtFileDialog::implArrangeControls()
{
    // this is the list of controls in the order they should be tabbed
    // from topleft to bottomright
    // pb: #136070# new order so all LabeledBy relations are correct now
    Control* pControls[] =
    {
        _pImp->_pFtCurrentPath,
        _pImp->_pBtnUp, _pImp->_pBtnNewFolder, _pImp->_pBtnStandard,        // image buttons
        _pFileView,                                                         // the file view
        _pImp->_pFtFileName, _pImp->_pEdFileName,
        _pImp->_pFtFileVersion, _pImp->_pLbFileVersion,
        _pImp->_pFtTemplates, _pImp->_pLbTemplates,
        _pImp->_pFtImageTemplates, _pImp->_pLbImageTemplates,
        _pImp->_pFtFileType, _pImp->GetFilterListControl(),                 // edit fields/list boxes
        _pImp->_pCbPassword, _pImp->_pCbAutoExtension, _pImp->_pCbOptions,  // checkboxes
        _pCbReadOnly, _pCbLinkBox, _pCbPreviewBox, _pCbSelection, _pPbPlay, // check boxes (continued)
        _pImp->_pBtnFileOpen, _pImp->_pBtnCancel, _pImp->_pBtnHelp          // buttons

        // (including the FixedTexts is important - not for tabbing order (they're irrelevant there),
        // but for working keyboard shortcuts)
    };

    // loop through all these controls and adjust the z-order
    Window* pPreviousWin = NULL;
    Control** pCurrent = pControls;
    for ( sal_Int32 i = 0; i < sal_Int32(SAL_N_ELEMENTS( pControls )); ++i, ++pCurrent )
    {
        if ( !*pCurrent )
            // this control is not available in the current operation mode -> skip
            continue;

        if ( pPreviousWin )
            (*pCurrent)->SetZOrder( pPreviousWin, WINDOW_ZORDER_BEHIND );
        else
            (*pCurrent)->SetZOrder( NULL, WINDOW_ZORDER_FIRST );

        pPreviousWin = *pCurrent;
    }

    // FileName edit not the first control but it should have the focus initially
    _pImp->_pEdFileName->GrabFocus();
}

//*****************************************************************************

sal_Bool SvtFileDialog::IsolateFilterFromPath_Impl( String& rPath, String& rFilter )
{
    String aEmpty;
    String aReversePath( rPath );
    aReversePath.Reverse();
    sal_uInt16 nQuestionMarkPos = rPath.Search( '?' );

    if ( nQuestionMarkPos != STRING_NOTFOUND )
    {
        // use question mark as wildcard only for files
        INetProtocol eProt = INetURLObject::CompareProtocolScheme( rPath );

        if ( INET_PROT_NOT_VALID != eProt && INET_PROT_FILE != eProt )
            nQuestionMarkPos = STRING_NOTFOUND;
    }
    sal_uInt16 nWildCardPos = Min( rPath.Search( FILEDIALOG_DEF_WILDCARD ), nQuestionMarkPos );
    rFilter = aEmpty;

    if ( nWildCardPos != STRING_NOTFOUND )
    {
        sal_uInt16 nPathTokenPos = aReversePath.Search( INET_PATH_TOKEN );

        if ( nPathTokenPos == STRING_NOTFOUND )
        {
            String aDelim(
#if defined(WNT)
                    '\\'
#else
                    '/'
#endif
            );

            nPathTokenPos = aReversePath.Search( aDelim );
#if !defined( UNX )
            if ( nPathTokenPos == STRING_NOTFOUND )
            {
                nPathTokenPos = aReversePath.Search( ':' );
            }
#endif
        }

        // check syntax
        if ( nPathTokenPos != STRING_NOTFOUND )
        {
            if ( nPathTokenPos < (rPath.Len() - nWildCardPos - 1) )
            {
                ErrorHandler::HandleError( ERRCODE_SFX_INVALIDSYNTAX );
                return sal_False;
            }

            // cut off filter
            rFilter = aReversePath;
            rFilter.Erase( nPathTokenPos );
            rFilter.Reverse();

            // determine folder
            rPath = aReversePath;
            rPath.Erase( 0, nPathTokenPos );
            rPath.Reverse();
        }
        else
        {
            rFilter = rPath;
            rPath = aEmpty;
        }
    }

    return sal_True;
}

//-----------------------------------------------------------------------------
void SvtFileDialog::implUpdateImages( )
{
    m_aImages = ImageList( SvtResId( RID_FILEPICKER_IMAGES ) );

    // set the appropriate images on the buttons
    if ( _pImp->_pBtnUp )
        _pImp->_pBtnUp->SetModeImage( GetButtonImage( IMG_FILEDLG_BTN_UP ) );

    if ( _pImp->_pBtnStandard )
        _pImp->_pBtnStandard->SetModeImage( GetButtonImage( IMG_FILEDLG_BTN_STD ) );

    if ( _pImp->_pBtnNewFolder )
        _pImp->_pBtnNewFolder->SetModeImage( GetButtonImage( IMG_FILEDLG_CREATEFOLDER ) );
}

//-----------------------------------------------------------------------------
void SvtFileDialog::DataChanged( const DataChangedEvent& _rDCEvt )
{
    if ( DATACHANGED_SETTINGS == _rDCEvt.GetType() )
        implUpdateImages( );

    ModalDialog::DataChanged( _rDCEvt );
}

//-----------------------------------------------------------------------------
void SvtFileDialog::Resize()
{
    if ( IsRollUp() )
        return;

    Size aDlgSize = GetResizeOutputSizePixel();
    Size aOldSize = _pImp->_aDlgSize;
    _pImp->_aDlgSize = aDlgSize;
    long nWinDeltaW = 0;

    if ( _pPrevWin &&
         _pPrevWin->GetPosPixel().X() > _pFileView->GetPosPixel().X() )
    {
        nWinDeltaW = _pPrevWin->GetOutputSizePixel().Width() + _pImp->_a6Size.Width();
    }

    Size aNewSize = _pFileView->GetSizePixel();
    Point aBoxPos( _pFileView->GetPosPixel() );
    long nDeltaY = aNewSize.Height();
    long nDeltaX = aNewSize.Width();
    aNewSize.Height() = aDlgSize.Height() - _pImp->_nFixDeltaHeight;
    aNewSize.Width() = aDlgSize.Width() - aBoxPos.X() - _pImp->_a6Size.Width() - nWinDeltaW;
    if ( aOldSize.Height() )
        nDeltaY = _pImp->_aDlgSize.Height() - aOldSize.Height();
    else
        nDeltaY = aNewSize.Height() - nDeltaY;
    nDeltaX = aNewSize.Width() - nDeltaX;

    if ( nWinDeltaW )
        nWinDeltaW = nDeltaX * 2 / 3;
    aNewSize.Width() -= nWinDeltaW;
    nDeltaX -= nWinDeltaW;

    _pFileView->SetSizePixel( aNewSize );

    if ( !nDeltaY && !nDeltaX )
        // This resize was only called to show or hide the indicator.
        return;

    // -------------
    // move controls

    // controls to move vertically
    {
        Control* aMoveControlsVert[] =
        {
            _pImp->_pFtFileName, _pImp->_pEdFileName, _pImp->_pFtFileVersion, _pImp->_pLbFileVersion,
            _pImp->_pFtTemplates, _pImp->_pLbTemplates, _pImp->_pFtImageTemplates, _pImp->_pLbImageTemplates,
            _pImp->_pFtFileType, _pImp->GetFilterListControl(), _pCbReadOnly, _pCbLinkBox, _pCbPreviewBox,
            _pPbPlay, _pImp->_pCbPassword, _pImp->_pCbAutoExtension, _pImp->_pCbOptions, _pCbSelection
        };
        Control** ppMoveControls = aMoveControlsVert;
        Control** ppMoveControlsEnd = ppMoveControls + SAL_N_ELEMENTS( aMoveControlsVert );
        for ( ; ppMoveControls != ppMoveControlsEnd; ++ppMoveControls )
            lcl_MoveControl( *ppMoveControls, 0, nDeltaY );
    }

    // controls to move vertically and horizontally
    {
        Control* aMoveControlsBoth[] =
        {
            _pImp->_pBtnFileOpen, _pImp->_pBtnCancel, _pImp->_pBtnHelp
        };
        Control** ppMoveControls = aMoveControlsBoth;
        Control** ppMoveControlsEnd = ppMoveControls + SAL_N_ELEMENTS( aMoveControlsBoth );
        for ( ; ppMoveControls != ppMoveControlsEnd; ++ppMoveControls )
            lcl_MoveControl( *ppMoveControls, nDeltaX, nDeltaY );
    }

    // controls to move horizontally
    {
        Control* aMoveControlsHor[] =
        {
            _pImp->_pBtnUp, _pImp->_pBtnNewFolder, _pImp->_pBtnStandard
        };
        Control** ppMoveControls = aMoveControlsHor;
        Control** ppMoveControlsEnd = ppMoveControls + SAL_N_ELEMENTS( aMoveControlsHor );
        for ( ; ppMoveControls != ppMoveControlsEnd; ++ppMoveControls )
            lcl_MoveControl( *ppMoveControls, nDeltaX, 0 );
    }

    // ---------------
    // resize controls
    {
        Control* aSizeControls[] =
        {
            _pImp->_pEdFileName, _pImp->_pLbFileVersion, _pImp->_pLbTemplates, _pImp->_pLbImageTemplates,
            _pImp->GetFilterListControl(), _pImp->_pFtCurrentPath,
        };
        sal_Int32 nSizeControls = SAL_N_ELEMENTS( aSizeControls );
        Control** ppSizeControls = aSizeControls;
        for ( sal_Int32 j=0; j<nSizeControls; ++j, ++ppSizeControls )
        {
            if ( *ppSizeControls )
            {
                aNewSize = (*ppSizeControls)->GetSizePixel();
                aNewSize.Width() += nDeltaX;
                (*ppSizeControls)->SetSizePixel( aNewSize );
            }
        }
    }

    // align additional controls
    if ( _pPrevWin &&
         _pPrevWin->GetPosPixel().X() > _pFileView->GetPosPixel().X() )
    {
        // special alignment for controls of the type window
        // also adjust the size
        Point aNewPos = _pPrevWin->GetPosPixel();
        aNewPos.X() += nDeltaX;
        _pPrevWin->SetPosPixel( aNewPos );
        _pPrevBmp->SetPosPixel( aNewPos );
        aNewSize = _pPrevWin->GetOutputSizePixel();
        aNewSize.Width() += nWinDeltaW;
        aNewSize.Height() += nDeltaY;
        if ( !aOldSize.Height() )
            aNewSize.Height() -= ( _pImp->_a6Size.Height() / 2 );
        _pPrevWin->SetOutputSizePixel( aNewSize );
        _pPrevBmp->SetOutputSizePixel( aNewSize );
        _pPrevBmp->Invalidate();
    }

    if ( _pFileNotifier )
        _pFileNotifier->notify( DIALOG_SIZE_CHANGED, 0 );
}

//-----------------------------------------------------------------------------
Control* SvtFileDialog::getControl( sal_Int16 _nControlId, sal_Bool _bLabelControl ) const
{
    Control* pReturn = NULL;

    switch ( _nControlId )
    {
        case CONTROL_FILEVIEW:
            pReturn = _bLabelControl ? NULL : static_cast< Control* >( _pFileView );
            break;

        case EDIT_FILEURL:
            pReturn =   _bLabelControl
                    ?   static_cast< Control* >( _pImp->_pFtFileName )
                    :   static_cast< Control* >( _pImp->_pEdFileName );
            break;

        case EDIT_FILEURL_LABEL:
            pReturn = static_cast< Control* >( _pImp->_pFtFileName );
            break;

        case CHECKBOX_AUTOEXTENSION:
            pReturn = _pImp->_pCbAutoExtension;
            break;

        case CHECKBOX_PASSWORD:
            pReturn = _pImp->_pCbPassword;
            break;

        case CHECKBOX_FILTEROPTIONS:
            pReturn = _pImp->_pCbOptions;
            break;

        case CHECKBOX_READONLY:
            pReturn = _pCbReadOnly;
            break;

        case CHECKBOX_LINK:
            pReturn = _pCbLinkBox;
            break;

        case CHECKBOX_PREVIEW:
            pReturn = _pCbPreviewBox;
            break;

        case CHECKBOX_SELECTION:
            pReturn = _pCbSelection;
            break;

        case LISTBOX_FILTER:
            pReturn = _bLabelControl ? _pImp->_pFtFileType : _pImp->GetFilterListControl();
            break;

        case LISTBOX_FILTER_LABEL:
            pReturn = _pImp->_pFtFileType;
            break;

        case FIXEDTEXT_CURRENTFOLDER:
            pReturn = _pImp->_pFtCurrentPath;
            break;

        case LISTBOX_VERSION:
            pReturn =   _bLabelControl
                    ?   static_cast< Control* >( _pImp->_pFtFileVersion )
                    :   static_cast< Control* >( _pImp->_pLbFileVersion );
            break;

        case LISTBOX_TEMPLATE:
            pReturn =   _bLabelControl
                    ?   static_cast< Control* >( _pImp->_pFtTemplates )
                    :   static_cast< Control* >( _pImp->_pLbTemplates );
            break;

        case LISTBOX_IMAGE_TEMPLATE:
            pReturn =   _bLabelControl
                    ?   static_cast< Control* >( _pImp->_pFtImageTemplates )
                    :   static_cast< Control* >( _pImp->_pLbImageTemplates );
            break;

        case LISTBOX_VERSION_LABEL:
            pReturn = _pImp->_pFtFileVersion;
            break;

        case LISTBOX_TEMPLATE_LABEL:
            pReturn = _pImp->_pFtTemplates;
            break;

        case LISTBOX_IMAGE_TEMPLATE_LABEL:
            pReturn = _pImp->_pFtImageTemplates;
            break;

        case PUSHBUTTON_OK:
            pReturn = _pImp->_pBtnFileOpen;
            break;

        case PUSHBUTTON_CANCEL:
            pReturn = _pImp->_pBtnCancel;
            break;

        case PUSHBUTTON_PLAY:
            pReturn = _pPbPlay;
            break;

        case PUSHBUTTON_HELP:
            pReturn = _pImp->_pBtnHelp;
            break;

        case TOOLBOXBUTOON_DEFAULT_LOCATION:
            pReturn = _pImp->_pBtnStandard;
            break;

        case TOOLBOXBUTOON_LEVEL_UP:
            pReturn = _pImp->_pBtnUp;
            break;

        case TOOLBOXBUTOON_NEW_FOLDER:
            pReturn = _pImp->_pBtnNewFolder;
            break;

        case LISTBOX_FILTER_SELECTOR:
            // only exists on SalGtkFilePicker
            break;

        default:
            DBG_ERRORFILE( "SvtFileDialog::getControl: invalid id!" );
    }
    return pReturn;
}

// -----------------------------------------------------------------------
void SvtFileDialog::enableControl( sal_Int16 _nControlId, sal_Bool _bEnable )
{
    Control* pControl = getControl( _nControlId, sal_False );
    if ( pControl )
        EnableControl( pControl, _bEnable );
    Control* pLabel = getControl( _nControlId, sal_True );
    if ( pLabel )
        EnableControl( pLabel, _bEnable );
}

// -----------------------------------------------------------------------
void SvtFileDialog::AddControls_Impl( )
{
    // create the "insert as link" checkbox, if needed
    if ( _nExtraBits & SFX_EXTRA_INSERTASLINK )
    {
        _pCbLinkBox = new CheckBox( this );
        _pCbLinkBox ->SetText( SvtResId( STR_SVT_FILEPICKER_INSERT_AS_LINK ) );
        _pCbLinkBox ->SetHelpId( HID_FILEDLG_LINK_CB );
        AddControl( _pCbLinkBox  );
        ReleaseOwnerShip( _pCbLinkBox );
        _pCbLinkBox->SetClickHdl( LINK( this, SvtFileDialog, ClickHdl_Impl ) );
    }

    // create the "show preview" checkbox ( and the preview window, too ), if needed
    if ( _nExtraBits & SFX_EXTRA_SHOWPREVIEW  )
    {
        _pImp->_aIniKey = IMPGRF_CONFIGNAME;
        // because the "<All Formats> (*.bmp,*...)" entry is to wide,
        // we need to disable the auto width feature of the filter box
        _pImp->DisableFilterBoxAutoWidth();

        // "preview"
        _pCbPreviewBox = new CheckBox( this );
        _pCbPreviewBox->SetText( SvtResId( STR_SVT_FILEPICKER_SHOW_PREVIEW ) );
        _pCbPreviewBox->SetHelpId( HID_FILEDLG_PREVIEW_CB );
        AddControl( _pCbPreviewBox );
        ReleaseOwnerShip( _pCbPreviewBox );
        _pCbPreviewBox->SetClickHdl( LINK( this, SvtFileDialog, ClickHdl_Impl ) );

        // generate preview window just here
        _pPrevWin = new Window( this, WinBits( WB_BORDER ) );
        AddControl( _pPrevWin );
        ReleaseOwnerShip( _pPrevWin );
        _pPrevWin->Hide();

        _pPrevBmp = new FixedBitmap( this, WinBits( WB_BORDER ) );
        _pPrevBmp->SetBackground( Wallpaper( Color( COL_WHITE ) ) );
        _pPrevBmp->Show();
        _pPrevBmp->SetAccessibleName(SvtResId(STR_PREVIEW));
    }

    if ( _nExtraBits & SFX_EXTRA_AUTOEXTENSION )
    {
        _pImp->_pCbAutoExtension = new CheckBox( this, SvtResId( CB_AUTO_EXTENSION ) );
        _pImp->_pCbAutoExtension->SetText( SvtResId( STR_SVT_FILEPICKER_AUTO_EXTENSION ) );
        _pImp->_pCbAutoExtension->Check( sal_True );
        AddControl( _pImp->_pCbAutoExtension );
        ReleaseOwnerShip( _pImp->_pCbAutoExtension );
        _pImp->_pCbAutoExtension->SetClickHdl( LINK( this, SvtFileDialog, AutoExtensionHdl_Impl ) );
    }

    if ( _nExtraBits & SFX_EXTRA_FILTEROPTIONS )
    {
        _pImp->_pCbOptions = new CheckBox( this, SvtResId( CB_OPTIONS ) );
        _pImp->_pCbOptions->SetText( SvtResId( STR_SVT_FILEPICKER_FILTER_OPTIONS ) );
        AddControl( _pImp->_pCbOptions );
        ReleaseOwnerShip( _pImp->_pCbOptions );
        _pImp->_pCbOptions->SetClickHdl( LINK( this, SvtFileDialog, ClickHdl_Impl ) );
    }

    if ( _nExtraBits & SFX_EXTRA_SELECTION )
    {
        _pCbSelection = new CheckBox( this, SvtResId( CB_OPTIONS ) );
        _pCbSelection->SetText( SvtResId( STR_SVT_FILEPICKER_SELECTION ) );
        AddControl( _pCbSelection );
        ReleaseOwnerShip( _pCbSelection );
        _pCbSelection->SetClickHdl( LINK( this, SvtFileDialog, ClickHdl_Impl ) );
    }

    if ( _nExtraBits & SFX_EXTRA_PLAYBUTTON )
    {
        _pPbPlay = new PushButton( this );
        _pPbPlay->SetText( SvtResId( STR_SVT_FILEPICKER_PLAY ) );
        _pPbPlay->SetHelpId( HID_FILESAVE_DOPLAY );
        AddControl( _pPbPlay );
        ReleaseOwnerShip( _pPbPlay );
        _pPbPlay->SetClickHdl( LINK( this, SvtFileDialog, PlayButtonHdl_Impl ) );
    }

    if ( _nExtraBits & SFX_EXTRA_SHOWVERSIONS )
    {
        _pImp->_pFtFileVersion = new FixedText( this, SvtResId( FT_EXPLORERFILE_SHARED_LISTBOX ) );
        _pImp->_pFtFileVersion->SetText( SvtResId( STR_SVT_FILEPICKER_VERSION ) );

        _pImp->_pLbFileVersion = new ListBox( this, SvtResId( LB_EXPLORERFILE_SHARED_LISTBOX ) );
        _pImp->_pLbFileVersion->SetHelpId( HID_FILEOPEN_VERSION );
    }
    else if ( _nExtraBits & SFX_EXTRA_TEMPLATES )
    {
        _pImp->_pFtTemplates = new FixedText( this, SvtResId( FT_EXPLORERFILE_SHARED_LISTBOX ) );
        _pImp->_pFtTemplates->SetText( SvtResId( STR_SVT_FILEPICKER_TEMPLATES ) );

        _pImp->_pLbTemplates = new ListBox( this, SvtResId( LB_EXPLORERFILE_SHARED_LISTBOX ) );
        _pImp->_pLbTemplates->SetHelpId( HID_FILEOPEN_VERSION );
            // This is strange. During the re-factoring during 96930, I discovered that this help id
            // is set in the "Templates mode". This was hidden in the previous implementation.
            // Shouldn't this be a more meaningfull help id.
    }
    else if ( _nExtraBits & SFX_EXTRA_IMAGE_TEMPLATE )
    {
        _pImp->_pFtImageTemplates = new FixedText( this, SvtResId( FT_EXPLORERFILE_SHARED_LISTBOX ) );
        _pImp->_pFtImageTemplates->SetText( SvtResId( STR_SVT_FILEPICKER_IMAGE_TEMPLATE ) );

        _pImp->_pLbImageTemplates = new ListBox( this, SvtResId( LB_EXPLORERFILE_SHARED_LISTBOX ) );
        _pImp->_pLbImageTemplates->SetHelpId( HID_FILEOPEN_IMAGE_TEMPLATE );
    }
}

// -----------------------------------------------------------------------
sal_Int32 SvtFileDialog::getTargetColorDepth()
{
    if ( _pPrevBmp )
        return _pPrevBmp->GetBitCount();
    else
        return 0;
}

// -----------------------------------------------------------------------
sal_Int32 SvtFileDialog::getAvailableWidth()
{
    if ( _pPrevBmp )
        return _pPrevBmp->GetOutputSizePixel().Width();
    else
        return 0;
}

// -----------------------------------------------------------------------
sal_Int32 SvtFileDialog::getAvailableHeight()
{
    if ( _pPrevBmp )
        return _pPrevBmp->GetOutputSizePixel().Height();
    else
        return 0;
}

// -----------------------------------------------------------------------
void SvtFileDialog::setImage( sal_Int16 /*aImageFormat*/, const Any& rImage )
{
    if ( ! _pPrevBmp || ! _pPrevBmp->IsVisible() )
        return;

    Sequence < sal_Int8 > aBmpSequence;

    if ( rImage >>= aBmpSequence )
    {
        Bitmap          aBmp;
        SvMemoryStream  aData( aBmpSequence.getArray(),
                               aBmpSequence.getLength(),
                               STREAM_READ );
        aData >> aBmp;

        _pPrevBmp->SetBitmap( aBmp );
    }
    else
    {
        Bitmap aEmpty;
        _pPrevBmp->SetBitmap( aEmpty );
    }
}

// -----------------------------------------------------------------------
sal_Bool SvtFileDialog::setShowState( sal_Bool /*bShowState*/ )
{
    // #97633 for the system filedialog it's
    // usefull to make the preview switchable
    // because the preview occupies
    // half of the size of the file listbox
    // which is not the case here,
    // so we (TRA/FS) decided not to make
    // the preview window switchable because
    // else we would have to change the layout
    // of the file dialog dynamically
    // support for set/getShowState is opionally
    // see com::sun::star::ui::dialogs::XFilePreview

    return sal_False;
}

// -----------------------------------------------------------------------
String SvtFileDialog::getCurrentFileText( ) const
{
    String sReturn;
    if ( _pImp && _pImp->_pEdFileName )
        sReturn = _pImp->_pEdFileName->GetText();
    return sReturn;
}

// -----------------------------------------------------------------------
void SvtFileDialog::setCurrentFileText( const String& _rText, bool _bSelectAll )
{
    if ( _pImp && _pImp->_pEdFileName )
    {
        _pImp->_pEdFileName->SetText( _rText );
        if ( _bSelectAll )
            _pImp->_pEdFileName->SetSelection( Selection( 0, _rText.Len() ) );
    }
}

// -----------------------------------------------------------------------
sal_Bool SvtFileDialog::isAutoExtensionEnabled()
{
    return _pImp->_pCbAutoExtension && _pImp->_pCbAutoExtension->IsChecked();
}

// -----------------------------------------------------------------------
sal_Bool SvtFileDialog::getShowState()
{
    if ( _pPrevBmp )
        return _pPrevBmp->IsVisible();
    else
        return sal_False;
}

// -----------------------------------------------------------------------
void SvtFileDialog::ReleaseOwnerShip( Window* pUserControl )

/*
  [Description]
  This method ensures that the specified element is no longer in possession
  of the instance.
*/

{
    ControlChain_Impl* pElement = _pUserControls;
    while ( pElement )
    {
        if ( pElement->_pControl == pUserControl )
        {
            pElement->_bHasOwnerShip = sal_False;
            break;
        }
        pElement = pElement->_pNext;
    }
}

//***************************************************************************

sal_Bool SvtFileDialog::AddControl( Window* pControl, sal_Bool bNewLine )
{
    // control already exists
    ControlChain_Impl* pElement = _pUserControls;
    while ( pElement )
    {
        if ( pElement->_pControl == pControl )
            return sal_False;
        pElement = pElement->_pNext;
    }

    // Check if controls have already been added.
    Size aNewControlSize( pControl->GetOutputSizePixel() );
    Size aDlgSize( GetOutputSizePixel() );
    WindowType nType = pControl->GetType();
    if ( !aNewControlSize.Height() )
    {
        // Detect a size.
        Size aSize( 0, 10 );
        if ( nType == WINDOW_PUSHBUTTON )
        {
            Size aDefSiz = LogicToPixel( Size( 50, 14 ), MAP_APPFONT );
            long nTextWidth = pControl->GetTextWidth( pControl->GetText() );
            aSize.Width() = nTextWidth + WIDTH_ADDITION;

            // PushButton:  Minimum width 50 logical units,
            //              height always 14 logical units.
            if ( aDefSiz.Width() > aSize.Width() )
                aSize.Width() = aDefSiz.Width();
            aSize.Height() = aDefSiz.Height();
            aNewControlSize = aSize;
        }
        else
            aNewControlSize = LogicToPixel( aSize, MAP_APPFONT );
        if ( nType != WINDOW_PUSHBUTTON )
            aNewControlSize.Width() = pControl->GetTextWidth( pControl->GetText() ) + WIDTH_ADDITION;
        if ( nType == WINDOW_CHECKBOX )
            aNewControlSize.Width() += WIDTH_ADDITION;
        if ( nType == WINDOW_WINDOW )
        {
            aNewControlSize.Height() = GetOutputSizePixel().Height() - 18;
            aNewControlSize.Width() = 200;
            aDlgSize.Width() += 210;
            SetOutputSizePixel( aDlgSize );
        }
        pControl->SetOutputSizePixel( aNewControlSize );
    }
    Point aNewControlPos;
    Size* pNewDlgSize = NULL;
    sal_Bool bNewRow = bNewLine;

    if ( nType == WINDOW_WINDOW )
    {
        aNewControlPos.X() = aDlgSize.Width() - 210;
        aNewControlPos.Y() = 8;
    }
    else if ( _pUserControls )
    {
        Point aNewControlRange( _pUserControls->_pControl->GetPosPixel() );
        long nPrevControlHeight = _pUserControls->_pControl->GetSizePixel().Height();
        aNewControlRange +=
            Point( _pUserControls->_pControl->GetOutputSizePixel().Width(), 0 );
        aNewControlPos = aNewControlRange;
        if ( nPrevControlHeight > aNewControlSize.Height() )
        {
            long nY = nPrevControlHeight;
            nY -= aNewControlSize.Height();
            nY /= 2;
            aNewControlPos.Y() += nY;
        }
        aNewControlPos += LogicToPixel( Point( 3, 0 ), MAP_APPFONT );
        aNewControlRange += LogicToPixel( Point( 9, 0 ), MAP_APPFONT );
        aNewControlRange += Point( aNewControlSize.Width(), 0 );

        // Check if a new row has to be created.
        if ( aNewControlRange.X() > aDlgSize.Width() )
            bNewRow = sal_True;
    }
    else
    {
        // Create a new row if there was no usercontrol before.
        bNewRow = sal_True;
    }

    // Check if a new row has to be created.
    Size aBorderSize = LogicToPixel( Size( 6, 6 ), MAP_APPFONT );
    long nLeftBorder = aBorderSize.Width();
    long nLowerBorder = aBorderSize.Height();
    if ( bNewRow )
    {
        // Set control at the beginning of a new line.
        long nSmallBorderHeight = nLowerBorder / 2;
        aNewControlPos = Point( nLeftBorder, 0 );
        aNewControlPos += Point( 0, aDlgSize.Height() );
        aNewControlPos.Y() -= nSmallBorderHeight;
        // Set new size.
        pNewDlgSize = new Size( aDlgSize );
        pNewDlgSize->Height() -= nSmallBorderHeight;
        pNewDlgSize->Height() += aNewControlSize.Height();
        pNewDlgSize->Height() += nLowerBorder;
    }
    else
    {
        // Check if the window has to be resized.
        Size aNewControlRange( 0, aNewControlPos.Y() );
        aNewControlRange.Height() += aNewControlSize.Height();
        aNewControlRange.Height() += nLowerBorder;
        if ( aNewControlRange.Height() > aDlgSize.Height() )
            pNewDlgSize = new Size( aDlgSize.Width(), aNewControlRange.Height() );
    }

    // Update view.
    if ( pNewDlgSize )
    {
        SetOutputSizePixel( *pNewDlgSize );
        delete pNewDlgSize;
    }
    pControl->SetPosPixel( aNewControlPos );
    pControl->Show();
    _pUserControls = new ControlChain_Impl( pControl, _pUserControls );

    return sal_True;
}

sal_Bool SvtFileDialog::ContentHasParentFolder( const rtl::OUString& rURL )
{
    m_aContent.bindTo( rURL );

    if ( m_aContent.isInvalid() )
        return sal_False;

    return m_aContent.hasParentFolder( ) && m_aContent.isValid();
}

sal_Bool SvtFileDialog::ContentCanMakeFolder( const rtl::OUString& rURL )
{
    m_aContent.bindTo( rURL );

    if ( m_aContent.isInvalid() )
        return sal_False;

    return m_aContent.canCreateFolder( ) && m_aContent.isValid();
}

sal_Bool SvtFileDialog::ContentGetTitle( const rtl::OUString& rURL, String& rTitle )
{
    m_aContent.bindTo( rURL );

    if ( m_aContent.isInvalid() )
        return sal_False;

    ::rtl::OUString sTitle;
    m_aContent.getTitle( sTitle );
    rTitle = sTitle;

    return m_aContent.isValid();
}

void SvtFileDialog::appendDefaultExtension(String& _rFileName,
                                           const String& _rFilterDefaultExtension,
                                           const String& _rFilterExtensions)
{
    String aTemp(_rFileName);
    aTemp.ToLowerAscii();
    String aType(_rFilterExtensions);
    aType.ToLowerAscii();

    if ( ! aType.EqualsAscii(FILEDIALOG_FILTER_ALL) )
    {
        sal_uInt16 nWildCard = comphelper::string::getTokenCount(aType, FILEDIALOG_DEF_EXTSEP);
        sal_uInt16 nIndex, nPos = 0;

        for ( nIndex = 0; nIndex < nWildCard; nIndex++ )
        {
            String aExt(aType.GetToken( 0, FILEDIALOG_DEF_EXTSEP, nPos ));
            // take care of a leading *
            sal_uInt16 nExtOffset = (aExt.GetBuffer()[0] == '*' ? 1 : 0);
            sal_Unicode* pExt = aExt.GetBufferAccess() + nExtOffset;
            xub_StrLen nExtLen = aExt.Len() - nExtOffset;
            xub_StrLen nOffset = aTemp.Len() - nExtLen;
            // minimize search by starting at last possible index
            if ( aTemp.Search(pExt, nOffset) == nOffset )
                break;
        }

        if ( nIndex >= nWildCard )
        {
            _rFileName += '.';
            _rFileName += _rFilterDefaultExtension;
        }
    }
}

// QueryFolderNameDialog -------------------------------------------------------

namespace svtools {

QueryFolderNameDialog::QueryFolderNameDialog
(
    Window* _pParent,
    const String& rTitle,
    const String& rDefaultText,
    String* pGroupName
) :
    ModalDialog( _pParent, SvtResId( DLG_SVT_QUERYFOLDERNAME ) ),

    aNameText   ( this, SvtResId( FT_SVT_QUERYFOLDERNAME_DLG_NAME ) ),
    aNameEdit   ( this, SvtResId( ED_SVT_QUERYFOLDERNAME_DLG_NAME ) ),
    aNameLine   ( this, SvtResId( FL_SVT_QUERYFOLDERNAME_DLG_NAME ) ),
    aOKBtn      ( this, SvtResId( BT_SVT_QUERYFOLDERNAME_DLG_OK ) ),
    aCancelBtn  ( this, SvtResId( BT_SVT_QUERYFOLDERNAME_DLG_CANCEL ) )
{
    FreeResource();
    SetText( rTitle );
    aNameEdit.SetText( rDefaultText );
    aNameEdit.SetSelection( Selection( 0, rDefaultText.Len() ) );
    aOKBtn.SetClickHdl( LINK( this, QueryFolderNameDialog, OKHdl ) );
    aNameEdit.SetModifyHdl( LINK( this, QueryFolderNameDialog, NameHdl ) );

    if ( pGroupName )
        aNameLine.SetText( *pGroupName );
};

// -----------------------------------------------------------------------
IMPL_LINK( QueryFolderNameDialog, OKHdl, Button *, EMPTYARG )
{
    // trim the strings
    aNameEdit.SetText( aNameEdit.GetText().EraseLeadingChars().EraseTrailingChars() );
    EndDialog( RET_OK );
    return 1;
}

// -----------------------------------------------------------------------
IMPL_LINK( QueryFolderNameDialog, NameHdl, Edit *, EMPTYARG )
{
    // trim the strings
    String aName = aNameEdit.GetText();
    aName.EraseLeadingChars().EraseTrailingChars();
    if ( aName.Len() )
    {
        if ( !aOKBtn.IsEnabled() )
            aOKBtn.Enable( sal_True );
    }
    else
    {
        if ( aOKBtn.IsEnabled() )
            aOKBtn.Enable( sal_False );
    }

    return 0;
}

}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */