AOO410/main/sfx2/source/dialog/filedlghelper.cxx

/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/

// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sfx2.hxx"

#include <sfx2/filedlghelper.hxx>
#include <sal/types.h>
#include <com/sun/star/lang/XInitialization.hpp>
#include <com/sun/star/ui/dialogs/CommonFilePickerElementIds.hpp>
#include <com/sun/star/ui/dialogs/ExecutableDialogResults.hpp>
#include <com/sun/star/ui/dialogs/ExtendedFilePickerElementIds.hpp>
#include <com/sun/star/ui/dialogs/FilePreviewImageFormats.hpp>
#include <com/sun/star/ui/dialogs/ControlActions.hpp>
#include <com/sun/star/ui/dialogs/TemplateDescription.hpp>
#include <com/sun/star/ui/dialogs/XControlInformation.hpp>
#include <com/sun/star/ui/dialogs/XFilePickerControlAccess.hpp>
#include <com/sun/star/ui/dialogs/XFilePickerNotifier.hpp>
#include <com/sun/star/ui/dialogs/XFilePreview.hpp>
#include <com/sun/star/ui/dialogs/XFilterManager.hpp>
#include <com/sun/star/ui/dialogs/XFilterGroupManager.hpp>
#include <com/sun/star/ui/dialogs/XFolderPicker.hpp>
#include <com/sun/star/ui/dialogs/XFilePicker2.hpp>
#include <com/sun/star/ui/dialogs/XAsynchronousExecutableDialog.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/beans/NamedValue.hpp>
#include <com/sun/star/embed/ElementModes.hpp>
#include <com/sun/star/container/XEnumeration.hpp>
#include <com/sun/star/container/XContainerQuery.hpp>
#include <com/sun/star/task/XInteractionRequest.hpp>
#include <com/sun/star/ucb/InteractiveAugmentedIOException.hpp>

#include <comphelper/processfactory.hxx>
#include <comphelper/types.hxx>
#include <comphelper/sequenceashashmap.hxx>
#include <comphelper/stillreadwriteinteraction.hxx>
#include <tools/urlobj.hxx>
#include <vcl/help.hxx>
#include <unotools/ucbstreamhelper.hxx>
#include <unotools/ucbhelper.hxx>
#include <unotools/localfilehelper.hxx>
#include <vos/thread.hxx>
#include <vos/mutex.hxx>
#include <vos/security.hxx>
#include <vcl/cvtgrf.hxx>
#include <vcl/msgbox.hxx>
#include <vcl/mnemonic.hxx>
#include <unotools/pathoptions.hxx>
#include <unotools/securityoptions.hxx>
#include <svl/itemset.hxx>
#include <svl/eitem.hxx>
#include <svl/intitem.hxx>
#include <svl/stritem.hxx>
#include <svtools/filter.hxx>
#include <unotools/viewoptions.hxx>
#include <unotools/moduleoptions.hxx>
#include <svtools/helpid.hrc>
#include <comphelper/docpasswordrequest.hxx>
#include <comphelper/docpasswordhelper.hxx>
#include <ucbhelper/content.hxx>
#include <ucbhelper/commandenvironment.hxx>
#include <comphelper/storagehelper.hxx>
#include <toolkit/helper/vclunohelper.hxx>
#include <sfx2/app.hxx>
#include <sfx2/frame.hxx>
#include <sfx2/docfile.hxx>
#include <sfx2/docfac.hxx>
#include "openflag.hxx"
#include <sfx2/passwd.hxx>
#include "sfx2/sfxresid.hxx"
#include <sfx2/sfxsids.hrc>
#include "filedlghelper.hrc"
#include "filtergrouping.hxx"
#include <sfx2/request.hxx>
#include "filedlgimpl.hxx"
#include <helpid.hrc>
#include <sfxlocal.hrc>
#include <vcl/dibtools.hxx>

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

using namespace ::com::sun::star;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::ui::dialogs;
using namespace ::com::sun::star::ui::dialogs::TemplateDescription;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::beans;
using namespace ::rtl;
using namespace ::cppu;

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

#define IODLG_CONFIGNAME		String(DEFINE_CONST_UNICODE("FilePicker_Save"))
#define IMPGRF_CONFIGNAME		String(DEFINE_CONST_UNICODE("FilePicker_Graph"))
#define USERITEM_NAME			::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "UserItem" ))

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

namespace sfx2
{

const OUString* GetLastFilterConfigId( FileDialogHelper::Context _eContext )
{
    static const OUString aSD_EXPORT_IDENTIFIER( RTL_CONSTASCII_USTRINGPARAM( "SdExportLastFilter" ) );
    static const OUString aSI_EXPORT_IDENTIFIER( RTL_CONSTASCII_USTRINGPARAM( "SiExportLastFilter" ) );
    static const OUString aSW_EXPORT_IDENTIFIER( RTL_CONSTASCII_USTRINGPARAM( "SwExportLastFilter" ) );

    const OUString* pRet = NULL;

    switch( _eContext )
    {
        case FileDialogHelper::SD_EXPORT: pRet = &aSD_EXPORT_IDENTIFIER; break;
        case FileDialogHelper::SI_EXPORT: pRet = &aSI_EXPORT_IDENTIFIER; break;
        case FileDialogHelper::SW_EXPORT: pRet = &aSW_EXPORT_IDENTIFIER; break;
        default: break;
    }

    return pRet;
}

String EncodeSpaces_Impl( const String& rSource );
String DecodeSpaces_Impl( const String& rSource );

// ------------------------------------------------------------------------
// -----------		FileDialogHelper_Impl		---------------------------
// ------------------------------------------------------------------------

// ------------------------------------------------------------------------
// XFilePickerListener Methods
// ------------------------------------------------------------------------
void SAL_CALL FileDialogHelper_Impl::fileSelectionChanged( const FilePickerEvent& aEvent ) throw ( RuntimeException )
{
	::vos::OGuard aGuard( Application::GetSolarMutex() );
	mpAntiImpl->FileSelectionChanged( aEvent );
}

// ------------------------------------------------------------------------
void SAL_CALL FileDialogHelper_Impl::directoryChanged( const FilePickerEvent& aEvent ) throw ( RuntimeException )
{
	::vos::OGuard aGuard( Application::GetSolarMutex() );
	mpAntiImpl->DirectoryChanged( aEvent );
}

// ------------------------------------------------------------------------
OUString SAL_CALL FileDialogHelper_Impl::helpRequested( const FilePickerEvent& aEvent ) throw ( RuntimeException )
{
	::vos::OGuard aGuard( Application::GetSolarMutex() );
	return mpAntiImpl->HelpRequested( aEvent );
}

// ------------------------------------------------------------------------
void SAL_CALL FileDialogHelper_Impl::controlStateChanged( const FilePickerEvent& aEvent ) throw ( RuntimeException )
{
	::vos::OGuard aGuard( Application::GetSolarMutex() );
	mpAntiImpl->ControlStateChanged( aEvent );
}

// ------------------------------------------------------------------------
void SAL_CALL FileDialogHelper_Impl::dialogSizeChanged() throw ( RuntimeException )
{
	::vos::OGuard aGuard( Application::GetSolarMutex() );
	mpAntiImpl->DialogSizeChanged();
}

// ------------------------------------------------------------------------
// XDialogClosedListener Methods
// ------------------------------------------------------------------------
void SAL_CALL FileDialogHelper_Impl::dialogClosed( const DialogClosedEvent& _rEvent ) throw ( RuntimeException )
{
    ::vos::OGuard aGuard( Application::GetSolarMutex() );
    mpAntiImpl->DialogClosed( _rEvent );
    postExecute( _rEvent.DialogResult );
}

// ------------------------------------------------------------------------
// handle XFilePickerListener events
// ------------------------------------------------------------------------
void FileDialogHelper_Impl::handleFileSelectionChanged( const FilePickerEvent& )
{
	if ( mbHasVersions )
		updateVersions();

	if ( mbShowPreview )
		maPreViewTimer.Start();
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::handleDirectoryChanged( const FilePickerEvent& )
{
	if ( mbShowPreview )
		TimeOutHdl_Impl( NULL );
}

// ------------------------------------------------------------------------
OUString FileDialogHelper_Impl::handleHelpRequested( const FilePickerEvent& aEvent )
{
	//!!! todo: cache the help strings (here or TRA)

	rtl::OString sHelpId;
	// mapping from element id -> help id
	switch ( aEvent.ElementId )
	{
		case ExtendedFilePickerElementIds::CHECKBOX_AUTOEXTENSION :
			sHelpId = HID_FILESAVE_AUTOEXTENSION;
			break;

		case ExtendedFilePickerElementIds::CHECKBOX_PASSWORD :
			sHelpId = HID_FILESAVE_SAVEWITHPASSWORD;
			break;

		case ExtendedFilePickerElementIds::CHECKBOX_FILTEROPTIONS :
			sHelpId = HID_FILESAVE_CUSTOMIZEFILTER;
			break;

		case ExtendedFilePickerElementIds::CHECKBOX_READONLY :
			sHelpId = HID_FILEOPEN_READONLY;
			break;

		case ExtendedFilePickerElementIds::CHECKBOX_LINK :
			sHelpId = HID_FILEDLG_LINK_CB;
			break;

		case ExtendedFilePickerElementIds::CHECKBOX_PREVIEW :
			sHelpId = HID_FILEDLG_PREVIEW_CB;
			break;

		case ExtendedFilePickerElementIds::PUSHBUTTON_PLAY :
			sHelpId = HID_FILESAVE_DOPLAY;
			break;

        case ExtendedFilePickerElementIds::LISTBOX_VERSION_LABEL :
		case ExtendedFilePickerElementIds::LISTBOX_VERSION :
			sHelpId = HID_FILEOPEN_VERSION;
			break;

        case ExtendedFilePickerElementIds::LISTBOX_TEMPLATE_LABEL :
		case ExtendedFilePickerElementIds::LISTBOX_TEMPLATE :
			sHelpId = HID_FILESAVE_TEMPLATE;
			break;

        case ExtendedFilePickerElementIds::LISTBOX_IMAGE_TEMPLATE_LABEL :
		case ExtendedFilePickerElementIds::LISTBOX_IMAGE_TEMPLATE :
			sHelpId = HID_FILEOPEN_IMAGE_TEMPLATE;
			break;

		case ExtendedFilePickerElementIds::CHECKBOX_SELECTION :
			sHelpId = HID_FILESAVE_SELECTION;
			break;

		default:
			DBG_ERRORFILE( "invalid element id" );
	}

	OUString aHelpText;
	Help* pHelp = Application::GetHelp();
	if ( pHelp )
		aHelpText = String( pHelp->GetHelpText( String( ByteString(sHelpId), RTL_TEXTENCODING_UTF8), NULL ) );
	return aHelpText;
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::handleControlStateChanged( const FilePickerEvent& aEvent )
{
	switch ( aEvent.ElementId )
	{
		case CommonFilePickerElementIds::LISTBOX_FILTER:
			updateFilterOptionsBox();
			enablePasswordBox( sal_False );
			updateSelectionBox();
			// only use it for export and with our own dialog
			if ( mbExport && !mbSystemPicker )
				updateExportButton();
			break;

		case ExtendedFilePickerElementIds::CHECKBOX_PREVIEW:
			updatePreviewState();
			break;
	}
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::handleDialogSizeChanged()
{
    if ( mbShowPreview )
        TimeOutHdl_Impl( NULL );
}

// ------------------------------------------------------------------------
// XEventListener Methods
// ------------------------------------------------------------------------
void SAL_CALL FileDialogHelper_Impl::disposing( const EventObject& ) throw ( RuntimeException )
{
	::vos::OGuard aGuard( Application::GetSolarMutex() );
	dispose();
}

// ------------------------------------------------------------------------
// ------------------------------------------------------------------------
// ------------------------------------------------------------------------
void FileDialogHelper_Impl::dispose()
{
	if ( mxFileDlg.is() )
	{
		// remove the event listener
		uno::Reference< XFilePickerNotifier > xNotifier( mxFileDlg, UNO_QUERY );
		if ( xNotifier.is() )
			xNotifier->removeFilePickerListener( this );

		::comphelper::disposeComponent( mxFileDlg );
		mxFileDlg.clear();
	}
}

// ------------------------------------------------------------------------
String FileDialogHelper_Impl::getCurrentFilterUIName() const
{
	String aFilterName;
	uno::Reference< XFilterManager > xFltMgr( mxFileDlg, UNO_QUERY );

	if( xFltMgr.is() )
	{
		aFilterName = xFltMgr->getCurrentFilter();

		if ( aFilterName.Len() && isShowFilterExtensionEnabled() )
			aFilterName = getFilterName( aFilterName );
	}

	return aFilterName;
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::LoadLastUsedFilter( const OUString& _rContextIdentifier )
{
	SvtViewOptions aDlgOpt( E_DIALOG, IODLG_CONFIGNAME );

	if( aDlgOpt.Exists() )
	{
		OUString	aLastFilter;
		if( aDlgOpt.GetUserItem( _rContextIdentifier ) >>= aLastFilter )
			setFilter( aLastFilter );
	}
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::SaveLastUsedFilter( const OUString& _rContextIdentifier )
{
	SvtViewOptions( E_DIALOG, IODLG_CONFIGNAME ).SetUserItem( _rContextIdentifier,
						makeAny( getFilterWithExtension( getFilter() ) ) );
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::SaveLastUsedFilter( void )
{
	const OUString*	pConfigId = GetLastFilterConfigId( meContext );
	if( pConfigId )
		SaveLastUsedFilter( *pConfigId );
}

// ------------------------------------------------------------------------
const SfxFilter* FileDialogHelper_Impl::getCurentSfxFilter()
{
	String aFilterName = getCurrentFilterUIName();

	const SfxFilter* pFilter = NULL;
	if ( mpMatcher && aFilterName.Len() )
		pFilter = mpMatcher->GetFilter4UIName( aFilterName, m_nMustFlags, m_nDontFlags );

	return pFilter;
}

// ------------------------------------------------------------------------
sal_Bool FileDialogHelper_Impl::updateExtendedControl( sal_Int16 _nExtendedControlId, sal_Bool _bEnable )
{
	sal_Bool bIsEnabled = sal_False;

	uno::Reference < XFilePickerControlAccess > xCtrlAccess( mxFileDlg, UNO_QUERY );
	if ( xCtrlAccess.is() )
	{
		try
		{
			xCtrlAccess->enableControl( _nExtendedControlId, _bEnable );
			bIsEnabled = _bEnable;
		}
		catch( const IllegalArgumentException& )
		{
			DBG_ERROR( "FileDialogHelper_Impl::updateExtendedControl: caught an exception!" );
		}
	}
	return bIsEnabled;
}

// ------------------------------------------------------------------------
sal_Bool FileDialogHelper_Impl::CheckFilterOptionsCapability( const SfxFilter* _pFilter )
{
	sal_Bool bResult = sal_False;

	if( mxFilterCFG.is() && _pFilter )
	{
		try {
   			Sequence < PropertyValue > aProps;
   			Any aAny = mxFilterCFG->getByName( _pFilter->GetName() );
   			if ( aAny >>= aProps )
   			{
       			::rtl::OUString aServiceName;
       			sal_Int32 nPropertyCount = aProps.getLength();
       			for( sal_Int32 nProperty=0; nProperty < nPropertyCount; ++nProperty )
				{
           			if( aProps[nProperty].Name.equals( DEFINE_CONST_OUSTRING( "UIComponent") ) )
           			{
               			aProps[nProperty].Value >>= aServiceName;
						if( aServiceName.getLength() )
							bResult = sal_True;
					}
				}
			}
		}
		catch( Exception& )
		{
		}
	}

	return bResult;
}

// ------------------------------------------------------------------------
sal_Bool FileDialogHelper_Impl::isInOpenMode() const
{
	sal_Bool bRet = sal_False;

	switch ( m_nDialogType )
	{
		case FILEOPEN_SIMPLE:
		case FILEOPEN_LINK_PREVIEW_IMAGE_TEMPLATE:
		case FILEOPEN_PLAY:
		case FILEOPEN_READONLY_VERSION:
		case FILEOPEN_LINK_PREVIEW:
			bRet = sal_True;
	}

	return bRet;
}

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

void FileDialogHelper_Impl::updateFilterOptionsBox()
{
	if ( !m_bHaveFilterOptions )
		return;

	updateExtendedControl(
		ExtendedFilePickerElementIds::CHECKBOX_FILTEROPTIONS,
		CheckFilterOptionsCapability( getCurentSfxFilter() )
	);
}

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

void FileDialogHelper_Impl::updateExportButton()
{
	uno::Reference < XFilePickerControlAccess > xCtrlAccess( mxFileDlg, UNO_QUERY );
	if ( xCtrlAccess.is() )
	{
		OUString sEllipses( RTL_CONSTASCII_USTRINGPARAM( "..." ) );
		OUString sOldLabel( xCtrlAccess->getLabel( CommonFilePickerElementIds::PUSHBUTTON_OK ) );

		// initialize button label; we need the label with the mnemonic char
		if ( !maButtonLabel.getLength() || maButtonLabel.indexOf( MNEMONIC_CHAR ) == -1 )
		{
			// cut the ellipses, if necessary
			sal_Int32 nIndex = sOldLabel.indexOf( sEllipses );
			if ( -1 == nIndex )
				nIndex = sOldLabel.getLength();
			maButtonLabel = sOldLabel.copy( 0, nIndex );
		}

		OUString sLabel = maButtonLabel;
		// filter with options -> append ellipses on export button label
		if ( CheckFilterOptionsCapability( getCurentSfxFilter() ) )
			sLabel += OUString( RTL_CONSTASCII_USTRINGPARAM( "..." ) );

		if ( sOldLabel != sLabel )
		{
			try
			{
				xCtrlAccess->setLabel( CommonFilePickerElementIds::PUSHBUTTON_OK, sLabel );
			}
			catch( const IllegalArgumentException& )
			{
				DBG_ERRORFILE( "FileDialogHelper_Impl::updateExportButton: caught an exception!" );
			}
		}
	}
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::updateSelectionBox()
{
	if ( !mbHasSelectionBox )
		return;

    // Does the selection box exist?
    sal_Bool bSelectionBoxFound = sal_False;
    uno::Reference< XControlInformation > xCtrlInfo( mxFileDlg, UNO_QUERY );
    if ( xCtrlInfo.is() )
    {
        Sequence< ::rtl::OUString > aCtrlList = xCtrlInfo->getSupportedControls();
        sal_uInt32 nCount = aCtrlList.getLength();
        for ( sal_uInt32 nCtrl = 0; nCtrl < nCount; ++nCtrl )
            if ( aCtrlList[ nCtrl ].equalsAscii("SelectionBox") )
            {
                bSelectionBoxFound = sal_False;
                break;
            }
    }

    if ( bSelectionBoxFound )
    {
        const SfxFilter* pFilter = getCurentSfxFilter();
        mbSelectionFltrEnabled = updateExtendedControl(
            ExtendedFilePickerElementIds::CHECKBOX_SELECTION,
            ( mbSelectionEnabled && pFilter && ( pFilter->GetFilterFlags() & SFX_FILTER_SUPPORTSSELECTION ) != 0 ) );
        uno::Reference< XFilePickerControlAccess > xCtrlAccess( mxFileDlg, UNO_QUERY );
        xCtrlAccess->setValue( ExtendedFilePickerElementIds::CHECKBOX_SELECTION, 0, makeAny( (sal_Bool)mbSelection ) );
    }
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::enablePasswordBox( sal_Bool bInit )
{
	if ( ! mbHasPassword )
		return;

	sal_Bool bWasEnabled = mbIsPwdEnabled;

    const SfxFilter* pCurrentFilter = getCurentSfxFilter();
	mbIsPwdEnabled = updateExtendedControl(
		ExtendedFilePickerElementIds::CHECKBOX_PASSWORD,
        pCurrentFilter && ( pCurrentFilter->GetFilterFlags() & SFX_FILTER_ENCRYPTION )
	);

	if( bInit )
	{
		// in case of inintialization previous state is not interesting
		if( mbIsPwdEnabled )
		{
			uno::Reference< XFilePickerControlAccess > xCtrlAccess( mxFileDlg, UNO_QUERY );
			if( mbPwdCheckBoxState )
				xCtrlAccess->setValue( ExtendedFilePickerElementIds::CHECKBOX_PASSWORD, 0, makeAny( sal_True ) );
		}
	}
	else if( !bWasEnabled && mbIsPwdEnabled )
	{
		uno::Reference< XFilePickerControlAccess > xCtrlAccess( mxFileDlg, UNO_QUERY );
		if( mbPwdCheckBoxState )
			xCtrlAccess->setValue( ExtendedFilePickerElementIds::CHECKBOX_PASSWORD, 0, makeAny( sal_True ) );
	}
	else if( bWasEnabled && !mbIsPwdEnabled )
	{
		// remember user settings until checkbox is enabled
		uno::Reference< XFilePickerControlAccess > xCtrlAccess( mxFileDlg, UNO_QUERY );
		Any aValue = xCtrlAccess->getValue( ExtendedFilePickerElementIds::CHECKBOX_PASSWORD, 0 );
		sal_Bool bPassWord = sal_False;
		mbPwdCheckBoxState = ( aValue >>= bPassWord ) && bPassWord;
		xCtrlAccess->setValue( ExtendedFilePickerElementIds::CHECKBOX_PASSWORD, 0, makeAny( sal_False ) );
	}
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::updatePreviewState( sal_Bool _bUpdatePreviewWindow )
{
	if ( mbHasPreview )
	{
		uno::Reference< XFilePickerControlAccess > xCtrlAccess( mxFileDlg, UNO_QUERY );

		// check, wether or not we have to display a preview
		if ( xCtrlAccess.is() )
		{
			try
			{
				Any aValue = xCtrlAccess->getValue( ExtendedFilePickerElementIds::CHECKBOX_PREVIEW, 0 );
				sal_Bool bShowPreview = sal_False;

				if ( aValue >>= bShowPreview )
				{
					mbShowPreview = bShowPreview;

					// #97633
					// setShowState has currently no effect for the
					// OpenOffice FilePicker (see svtools/source/filepicker/iodlg.cxx)
					uno::Reference< XFilePreview > xFilePreview( mxFileDlg, UNO_QUERY );
					if ( xFilePreview.is() )
						xFilePreview->setShowState( mbShowPreview );

					if ( _bUpdatePreviewWindow )
						TimeOutHdl_Impl( NULL );
				}
			}
			catch( Exception )
			{
				DBG_ERRORFILE( "FileDialogHelper_Impl::updatePreviewState: caught an exception!" );
			}
		}
	}
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::updateVersions()
{
	Sequence < OUString > aEntries;
	Sequence < OUString > aPathSeq = mxFileDlg->getFiles();

	if ( aPathSeq.getLength() == 1 )
	{
		INetURLObject aObj( aPathSeq[0] );

		if ( ( aObj.GetProtocol() == INET_PROT_FILE ) &&
			( utl::UCBContentHelper::IsDocument( aObj.GetMainURL( INetURLObject::NO_DECODE ) ) ) )
		{
			try
			{
				uno::Reference< embed::XStorage > xStorage = ::comphelper::OStorageHelper::GetStorageFromURL(
																aObj.GetMainURL( INetURLObject::NO_DECODE ),
																embed::ElementModes::READ );

				DBG_ASSERT( xStorage.is(), "The method must return the storage or throw an exception!" );
				if ( !xStorage.is() )
					throw uno::RuntimeException();

				uno::Sequence < util::RevisionTag > xVersions = SfxMedium::GetVersionList( xStorage );

                aEntries.realloc( xVersions.getLength() + 1 );
                aEntries[0] = OUString( String ( SfxResId( STR_SFX_FILEDLG_ACTUALVERSION ) ) );

                for ( sal_Int32 i=0; i<xVersions.getLength(); i++ )
                    aEntries[ i + 1 ] = xVersions[i].Identifier;

                // TODO/LATER: not sure that this information must be shown in future ( binfilter? )
//REMOVE					else
//REMOVE					{
//REMOVE						SfxFilterFlags nMust = SFX_FILTER_IMPORT | SFX_FILTER_OWN;
//REMOVE						SfxFilterFlags nDont = SFX_FILTER_NOTINSTALLED | SFX_FILTER_STARONEFILTER;
//REMOVE						if ( SFX_APP()->GetFilterMatcher().GetFilter4ClipBoardId( pStor->GetFormat(), nMust, nDont ) )
//REMOVE						{
//REMOVE							aEntries.realloc( 1 );
//REMOVE							aEntries[0] = OUString( String ( SfxResId( STR_SFX_FILEDLG_ACTUALVERSION ) ) );
//REMOVE						}
//REMOVE					}
			}
			catch( uno::Exception& )
			{
			}
		}
	}

	uno::Reference < XFilePickerControlAccess > xDlg( mxFileDlg, UNO_QUERY );
	Any aValue;

	try
	{
		xDlg->setValue( ExtendedFilePickerElementIds::LISTBOX_VERSION,
						ControlActions::DELETE_ITEMS, aValue );
	}
	catch( IllegalArgumentException ){}

	sal_Int32 nCount = aEntries.getLength();

	if ( nCount )
	{
		try
		{
			aValue <<= aEntries;
			xDlg->setValue( ExtendedFilePickerElementIds::LISTBOX_VERSION,
							ControlActions::ADD_ITEMS, aValue );

			Any aPos;
			aPos <<= (sal_Int32) 0;
			xDlg->setValue( ExtendedFilePickerElementIds::LISTBOX_VERSION,
							ControlActions::SET_SELECT_ITEM, aPos );
		}
		catch( IllegalArgumentException ){}
	}
}

// -----------------------------------------------------------------------
class OReleaseSolarMutex
{
private:
	const sal_Int32	m_nAquireCount;
public:
	OReleaseSolarMutex( )
		:m_nAquireCount( Application::ReleaseSolarMutex() )
	{
	}
	~OReleaseSolarMutex( )
	{
		Application::AcquireSolarMutex( m_nAquireCount );
	}
};

// -----------------------------------------------------------------------
IMPL_LINK( FileDialogHelper_Impl, TimeOutHdl_Impl, Timer*, EMPTYARG )
{
	if ( !mbHasPreview )
		return 0;

	maGraphic.Clear();

	Any aAny;
	uno::Reference < XFilePreview > xFilePicker( mxFileDlg, UNO_QUERY );

	if ( ! xFilePicker.is() )
		return 0;

	Sequence < OUString > aPathSeq = mxFileDlg->getFiles();

	if ( mbShowPreview && ( aPathSeq.getLength() == 1 ) )
	{
		OUString	aURL = aPathSeq[0];

		if ( ERRCODE_NONE == getGraphic( aURL, maGraphic ) )
		{
			// #89491
			// changed the code slightly;
			// before: the bitmap was scaled and
			// surrounded a white frame
			// now: the bitmap will only be scaled
			// and the filepicker implementation
			// is responsible for placing it at its
			// proper position and painting a frame

			Bitmap aBmp = maGraphic.GetBitmap();
            if ( !aBmp.IsEmpty() )
            {
                // scale the bitmap to the correct size
                sal_Int32 nOutWidth  = xFilePicker->getAvailableWidth();
                sal_Int32 nOutHeight = xFilePicker->getAvailableHeight();
                sal_Int32 nBmpWidth  = aBmp.GetSizePixel().Width();
                sal_Int32 nBmpHeight = aBmp.GetSizePixel().Height();

                double nXRatio = (double) nOutWidth / nBmpWidth;
                double nYRatio = (double) nOutHeight / nBmpHeight;

                if ( nXRatio < nYRatio )
                    aBmp.Scale( nXRatio, nXRatio );
                else
                    aBmp.Scale( nYRatio, nYRatio );

                // #94505# Convert to true color, to allow CopyPixel
                aBmp.Convert( BMP_CONVERSION_24BIT );

                // and copy it into the Any
                SvMemoryStream aData;

                WriteDIB(aBmp, aData, false, true);

                const Sequence < sal_Int8 > aBuffer(
                    static_cast< const sal_Int8* >(aData.GetData()),
                    aData.GetEndOfData() );

                aAny <<= aBuffer;
            }
		}
	}

	try
	{
		OReleaseSolarMutex aReleaseForCallback;
		// clear the preview window
		xFilePicker->setImage( FilePreviewImageFormats::BITMAP, aAny );
	}
	catch( IllegalArgumentException )
	{
	}

	return 0;
}

// ------------------------------------------------------------------------
ErrCode FileDialogHelper_Impl::getGraphic( const OUString& rURL,
										   Graphic& rGraphic ) const
{
	if ( utl::UCBContentHelper::IsFolder( rURL ) )
		return ERRCODE_IO_NOTAFILE;

	if ( !mpGraphicFilter )
		return ERRCODE_IO_NOTSUPPORTED;

	// select graphic filter from dialog filter selection
	OUString aCurFilter( getFilter() );

	sal_uInt16 nFilter = aCurFilter.getLength() && mpGraphicFilter->GetImportFormatCount()
					? mpGraphicFilter->GetImportFormatNumber( aCurFilter )
					: GRFILTER_FORMAT_DONTKNOW;

	INetURLObject aURLObj( rURL );

	if ( aURLObj.HasError() || INET_PROT_NOT_VALID == aURLObj.GetProtocol() )
	{
		aURLObj.SetSmartProtocol( INET_PROT_FILE );
		aURLObj.SetSmartURL( rURL );
	}

	ErrCode nRet = ERRCODE_NONE;

	sal_uInt32 nFilterImportFlags = GRFILTER_I_FLAGS_SET_LOGSIZE_FOR_JPEG;
	// non-local?
	if ( INET_PROT_FILE != aURLObj.GetProtocol() )
	{
		SvStream* pStream = ::utl::UcbStreamHelper::CreateStream( rURL, STREAM_READ );

		if( pStream )
			nRet = mpGraphicFilter->ImportGraphic( rGraphic, rURL, *pStream, nFilter, NULL, nFilterImportFlags );
		else
			nRet = mpGraphicFilter->ImportGraphic( rGraphic, aURLObj, nFilter, NULL, nFilterImportFlags );
		delete pStream;
	}
	else
	{
		nRet = mpGraphicFilter->ImportGraphic( rGraphic, aURLObj, nFilter, NULL, nFilterImportFlags );
	}

	return nRet;
}

// ------------------------------------------------------------------------
ErrCode FileDialogHelper_Impl::getGraphic( Graphic& rGraphic ) const
{
	ErrCode nRet = ERRCODE_NONE;

	if ( ! maGraphic )
	{
		OUString aPath;;
		Sequence < OUString > aPathSeq = mxFileDlg->getFiles();

		if ( aPathSeq.getLength() == 1 )
		{
			aPath = aPathSeq[0];
		}

		if ( aPath.getLength() )
			nRet = getGraphic( aPath, rGraphic );
		else
			nRet = ERRCODE_IO_GENERAL;
	}
	else
		rGraphic = maGraphic;

	return nRet;
}

// ------------------------------------------------------------------------
sal_Bool lcl_isSystemFilePicker( const uno::Reference< XFilePicker >& _rxFP )
{
	try
	{
		uno::Reference< XServiceInfo > xSI( _rxFP, UNO_QUERY );
		if ( xSI.is() && xSI->supportsService( DEFINE_CONST_OUSTRING( "com.sun.star.ui.dialogs.SystemFilePicker" ) ) )
			return sal_True;
	}
	catch( const Exception& )
	{
	}
	return sal_False;
}


// ------------------------------------------------------------------------
// -----------		FileDialogHelper_Impl		---------------------------
// ------------------------------------------------------------------------

FileDialogHelper_Impl::FileDialogHelper_Impl(
	FileDialogHelper* _pAntiImpl,
	sal_Int16 nDialogType,
	sal_Int64 nFlags,
	sal_Int16 nDialog,
	Window* _pPreferredParentWindow,
	const String& sStandardDir,
	const ::com::sun::star::uno::Sequence< ::rtl::OUString >& rBlackList
	)
	:m_nDialogType			( nDialogType )
	,meContext				( FileDialogHelper::UNKNOWN_CONTEXT )
{
	const char* pServiceName=0;
	if ( nDialog == SFX2_IMPL_DIALOG_SYSTEM )
		pServiceName = FILE_OPEN_SERVICE_NAME_OOO;
	else if ( nDialog == SFX2_IMPL_DIALOG_OOO )
		pServiceName = FILE_OPEN_SERVICE_NAME_OOO;
	else
		pServiceName = FILE_OPEN_SERVICE_NAME;
	OUString aService = ::rtl::OUString::createFromAscii( pServiceName );

	uno::Reference< XMultiServiceFactory > xFactory( ::comphelper::getProcessServiceFactory() );

	// create the file open dialog
	// the flags can be SFXWB_INSERT or SFXWB_MULTISELECTION

	mpPreferredParentWindow = _pPreferredParentWindow;
	mpAntiImpl				= _pAntiImpl;
	mnError 				= ERRCODE_NONE;
	mbHasAutoExt			= sal_False;
	mbHasPassword			= sal_False;
	m_bHaveFilterOptions	= sal_False;
	mbIsPwdEnabled			= sal_True;
	mbHasVersions			= sal_False;
	mbHasPreview			= sal_False;
	mbShowPreview			= sal_False;
	mbHasLink				= sal_False;
	mbDeleteMatcher 		= sal_False;
	mbInsert				= SFXWB_INSERT == ( nFlags & SFXWB_INSERT );
	mbExport				= SFXWB_EXPORT == ( nFlags & SFXWB_EXPORT );
	mbIsSaveDlg 			= sal_False;
	mbPwdCheckBoxState		= sal_False;
	mbSelection				= sal_False;
	mbSelectionEnabled		= sal_True;
	mbHasSelectionBox       = sal_False;
	mbSelectionFltrEnabled  = sal_False;

	// default settings
    m_nDontFlags = SFX_FILTER_INTERNAL | SFX_FILTER_NOTINFILEDLG | SFX_FILTER_NOTINSTALLED;
	if( WB_OPEN == ( nFlags & WB_OPEN ) )
		m_nMustFlags = SFX_FILTER_IMPORT;
	else
		m_nMustFlags = SFX_FILTER_EXPORT;


	mpMatcher = NULL;
	mpGraphicFilter = NULL;
	mnPostUserEventId = 0;

	// create the picker component
	mxFileDlg = mxFileDlg.query( xFactory->createInstance( aService ) );
	mbSystemPicker = lcl_isSystemFilePicker( mxFileDlg );

	uno::Reference< XFilePickerNotifier > xNotifier( mxFileDlg, UNO_QUERY );
	uno::Reference< XInitialization > xInit( mxFileDlg, UNO_QUERY );

	if ( ! mxFileDlg.is() || ! xNotifier.is() )
	{
		mnError = ERRCODE_ABORT;
		return;
	}


	if ( xInit.is() )
	{
		sal_Int16 nTemplateDescription = TemplateDescription::FILEOPEN_SIMPLE;

		switch ( m_nDialogType )
		{
			case FILEOPEN_SIMPLE:
				nTemplateDescription = TemplateDescription::FILEOPEN_SIMPLE;
				break;

			case FILESAVE_SIMPLE:
				nTemplateDescription = TemplateDescription::FILESAVE_SIMPLE;
				mbIsSaveDlg = sal_True;
				break;

			case FILESAVE_AUTOEXTENSION_PASSWORD:
				nTemplateDescription = TemplateDescription::FILESAVE_AUTOEXTENSION_PASSWORD;
				mbHasPassword = sal_True;
				mbHasAutoExt = sal_True;
				mbIsSaveDlg = sal_True;
				break;

			case FILESAVE_AUTOEXTENSION_PASSWORD_FILTEROPTIONS:
				nTemplateDescription = TemplateDescription::FILESAVE_AUTOEXTENSION_PASSWORD_FILTEROPTIONS;
				mbHasPassword = sal_True;

				m_bHaveFilterOptions = sal_True;
				if( xFactory.is() )
				{
					mxFilterCFG = uno::Reference< XNameAccess >(
						xFactory->createInstance( DEFINE_CONST_OUSTRING( "com.sun.star.document.FilterFactory" ) ),
						UNO_QUERY );
				}

				mbHasAutoExt = sal_True;
				mbIsSaveDlg = sal_True;
				break;

			case FILESAVE_AUTOEXTENSION_SELECTION:
				nTemplateDescription = TemplateDescription::FILESAVE_AUTOEXTENSION_SELECTION;
				mbHasAutoExt = sal_True;
				mbIsSaveDlg = sal_True;
				mbHasSelectionBox = sal_True;
				if ( mbExport && !mxFilterCFG.is() && xFactory.is() )
				{
					mxFilterCFG = uno::Reference< XNameAccess >(
						xFactory->createInstance( DEFINE_CONST_OUSTRING( "com.sun.star.document.FilterFactory" ) ),
						UNO_QUERY );
				}
				break;

			case FILESAVE_AUTOEXTENSION_TEMPLATE:
				nTemplateDescription = TemplateDescription::FILESAVE_AUTOEXTENSION_TEMPLATE;
				mbHasAutoExt = sal_True;
				mbIsSaveDlg = sal_True;
				break;

			case FILEOPEN_LINK_PREVIEW_IMAGE_TEMPLATE:
				nTemplateDescription = TemplateDescription::FILEOPEN_LINK_PREVIEW_IMAGE_TEMPLATE;
				mbHasPreview = sal_True;
				mbHasLink = sal_True;

				// aPreviewTimer
				maPreViewTimer.SetTimeout( 500 );
				maPreViewTimer.SetTimeoutHdl( LINK( this, FileDialogHelper_Impl, TimeOutHdl_Impl ) );
				break;

			case FILEOPEN_PLAY:
				nTemplateDescription = TemplateDescription::FILEOPEN_PLAY;
				break;

			case FILEOPEN_READONLY_VERSION:
				nTemplateDescription = TemplateDescription::FILEOPEN_READONLY_VERSION;
				mbHasVersions = sal_True;
				break;

			case FILEOPEN_LINK_PREVIEW:
				nTemplateDescription = TemplateDescription::FILEOPEN_LINK_PREVIEW;
				mbHasPreview = sal_True;
				mbHasLink = sal_True;
				// aPreviewTimer
				maPreViewTimer.SetTimeout( 500 );
				maPreViewTimer.SetTimeoutHdl( LINK( this, FileDialogHelper_Impl, TimeOutHdl_Impl ) );
				break;

			case FILESAVE_AUTOEXTENSION:
				nTemplateDescription = TemplateDescription::FILESAVE_AUTOEXTENSION;
				mbHasAutoExt = sal_True;
				mbIsSaveDlg = sal_True;
				break;

			default:
				DBG_ERRORFILE( "FileDialogHelper::ctor with unknown type" );
				break;
		}



		//Sequence < Any > aInitArguments( mbSystemPicker || !mpPreferredParentWindow ? 1 : 3 );
		Sequence < Any > aInitArguments( !mpPreferredParentWindow ? 3 : 4 );

		// This is a hack. We currently know that the internal file picker implementation
		// supports the extended arguments as specified below.
        // TODO:
		// a) adjust the service description so that it includes the TemplateDescription and ParentWindow args
		// b) adjust the implementation of the system file picker to that it recognizes it
		if ( mbSystemPicker )
		{
			aInitArguments[0] <<= nTemplateDescription;
		}
		else
		{
			aInitArguments[0] <<= NamedValue(
									::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "TemplateDescription" ) ),
									makeAny( nTemplateDescription )
								);

			::rtl::OUString sStandardDirTemp = ::rtl::OUString( sStandardDir );

			aInitArguments[1] <<= NamedValue(
									::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "StandardDir" ) ),
									makeAny( sStandardDirTemp )
								);

			aInitArguments[2] <<= NamedValue(
									::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "BlackList" ) ),
									makeAny( rBlackList )
								);


			if ( mpPreferredParentWindow )
				aInitArguments[3] <<= NamedValue(
										::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ParentWindow" ) ),
										makeAny( VCLUnoHelper::GetInterface( mpPreferredParentWindow ) )
									);


		}

		try
		{
			xInit->initialize( aInitArguments );
		}
		catch( const Exception& )
		{
			DBG_ERROR( "FileDialogHelper_Impl::FileDialogHelper_Impl: could not initialize the picker!" );
		}
	}


	// set multiselection mode
	if ( nFlags & SFXWB_MULTISELECTION )
		mxFileDlg->setMultiSelectionMode( sal_True );

	if ( mbHasLink )		// generate graphic filter only on demand
		addGraphicFilter();

	// Export dialog
	if ( mbExport )
	{
		mxFileDlg->setTitle( OUString( String( SfxResId( STR_SFX_EXPLORERFILE_EXPORT ) ) ) );
		try {
                com::sun::star::uno::Reference < XFilePickerControlAccess > xCtrlAccess( mxFileDlg, UNO_QUERY_THROW );
				xCtrlAccess->enableControl( ExtendedFilePickerElementIds::LISTBOX_FILTER_SELECTOR, sal_True );
		}
		catch( const Exception & ) { }
	}

	// the "insert file" dialog needs another title
	if ( mbInsert )
	{
		mxFileDlg->setTitle( OUString( String( SfxResId( STR_SFX_EXPLORERFILE_INSERT ) ) ) );
		uno::Reference < XFilePickerControlAccess > xExtDlg( mxFileDlg, UNO_QUERY );
		if ( xExtDlg.is() )
		{
			try
			{
				xExtDlg->setLabel( CommonFilePickerElementIds::PUSHBUTTON_OK,
								   OUString( String( SfxResId( STR_SFX_EXPLORERFILE_BUTTONINSERT ) ) ) );
			}
			catch( IllegalArgumentException ){}
		}
	}

	// add the event listener
	xNotifier->addFilePickerListener( this );
}

// ------------------------------------------------------------------------
FileDialogHelper_Impl::~FileDialogHelper_Impl()
{
	// Remove user event if we haven't received it yet
	if ( mnPostUserEventId )
		Application::RemoveUserEvent( mnPostUserEventId );
	mnPostUserEventId = 0;

	delete mpGraphicFilter;

	if ( mbDeleteMatcher )
		delete mpMatcher;

	maPreViewTimer.SetTimeoutHdl( Link() );

	::comphelper::disposeComponent( mxFileDlg );
}

#define nMagic -1

class PickerThread_Impl : public ::vos::OThread
{
	uno::Reference < XFilePicker > mxPicker;
	::vos::OMutex			maMutex;
	virtual void SAL_CALL	run();
	sal_Int16				mnRet;
public:
							PickerThread_Impl( const uno::Reference < XFilePicker >& rPicker )
							: mxPicker( rPicker ), mnRet(nMagic) {}

	sal_Int16				GetReturnValue()
							{ ::vos::OGuard aGuard( maMutex ); return mnRet; }

	void					SetReturnValue( sal_Int16 aRetValue )
							{ ::vos::OGuard aGuard( maMutex ); mnRet = aRetValue; }
};

void SAL_CALL PickerThread_Impl::run()
{
	try
	{
		sal_Int16 n = mxPicker->execute();
		SetReturnValue( n );
	}
	catch( RuntimeException& )
	{
		SetReturnValue( ExecutableDialogResults::CANCEL );
		DBG_ERRORFILE( "RuntimeException caught" );
	}
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::setControlHelpIds( const sal_Int16* _pControlId, const char** _pHelpId )
{
	DBG_ASSERT( _pControlId && _pHelpId, "FileDialogHelper_Impl::setControlHelpIds: invalid array pointers!" );
	if ( !_pControlId || !_pHelpId )
		return;

	// forward these ids to the file picker
	try
	{
		const ::rtl::OUString sHelpIdPrefix( RTL_CONSTASCII_USTRINGPARAM( INET_HID_SCHEME ) );
		// the ids for the single controls
		uno::Reference< XFilePickerControlAccess > xControlAccess( mxFileDlg, UNO_QUERY );
		if ( xControlAccess.is() )
		{
			while ( *_pControlId )
			{
                DBG_ASSERT( INetURLObject( rtl::OStringToOUString( *_pHelpId, RTL_TEXTENCODING_UTF8 ) ).GetProtocol() == INET_PROT_NOT_VALID, "Wrong HelpId!" );
				::rtl::OUString sId( sHelpIdPrefix );
				sId += ::rtl::OUString( *_pHelpId, strlen( *_pHelpId ), RTL_TEXTENCODING_UTF8 );
				xControlAccess->setValue( *_pControlId, ControlActions::SET_HELP_URL, makeAny( sId ) );

				++_pControlId; ++_pHelpId;
			}
		}
	}
	catch( const Exception& )
	{
		DBG_ERROR( "FileDialogHelper_Impl::setControlHelpIds: caught an exception while setting the help ids!" );
	}
}

// ------------------------------------------------------------------------
IMPL_LINK( FileDialogHelper_Impl, InitControls, void*, NOTINTERESTEDIN )
{
    (void)NOTINTERESTEDIN;
    mnPostUserEventId = 0;
	enablePasswordBox( sal_True );
	updateFilterOptionsBox( );
	updateSelectionBox( );

    return 0L;
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::preExecute()
{
	loadConfig( );
	setDefaultValues( );
	updatePreviewState( sal_False );

	implInitializeFileName( );
	// #106079# / 2002-12-09 / fs@openoffice.org

#if !(defined(MACOSX) && defined(QUARTZ)) && !defined(WNT)
	// allow for dialog implementations which need to be executed before they return valid values for
	// current filter and such

	// On Vista (at least SP1) it's the same as on MacOSX, the modal dialog won't let message pass
	// through before it returns from execution
    mnPostUserEventId = Application::PostUserEvent( LINK( this, FileDialogHelper_Impl, InitControls ) );
#else
	// However, the Mac OS X implementation's pickers run modally in execute and so the event doesn't
	// get through in time... so we call the methods directly
    enablePasswordBox( sal_True );
	updateFilterOptionsBox( );
	updateSelectionBox( );
#endif
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::postExecute( sal_Int16 _nResult )
{
	if ( ExecutableDialogResults::CANCEL != _nResult )
		saveConfig();
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::implInitializeFileName( )
{
	if ( maFileName.getLength() )
	{
		INetURLObject aObj( maPath );
		aObj.Append( maFileName );

		// in case we're operating as save dialog, and "auto extension" is checked,
		// cut the extension from the name
		// #106079# / 2002-12-09 / fs@openoffice.org
		if ( mbIsSaveDlg && mbHasAutoExt )
		{
			try
			{
				sal_Bool bAutoExtChecked = sal_False;

				uno::Reference < XFilePickerControlAccess > xControlAccess( mxFileDlg, UNO_QUERY );
				if	(	xControlAccess.is()
					&&	(	xControlAccess->getValue( ExtendedFilePickerElementIds::CHECKBOX_AUTOEXTENSION, 0 )
						>>=	bAutoExtChecked
						)
					)
				{
					if ( bAutoExtChecked )
					{	// cut the extension
						aObj.removeExtension( );
						mxFileDlg->setDefaultName( aObj.GetName( INetURLObject::DECODE_WITH_CHARSET ) );
					}
				}
			}
			catch( const Exception& )
			{
				DBG_ERROR( "FileDialogHelper_Impl::implInitializeFileName: could not ask for the auto-extension current-value!" );
			}
		}
	}
}

// ------------------------------------------------------------------------
sal_Int16 FileDialogHelper_Impl::implDoExecute()
{
	preExecute();

	sal_Int16 nRet = ExecutableDialogResults::CANCEL;

//On MacOSX the native file picker has to run in the primordial thread because of drawing issues
//On Linux the native gtk file picker, when backed by gnome-vfs2, needs to be run in the same
//primordial thread as the ucb gnome-vfs2 provider was initialized in.
/*
#ifdef WNT
	if ( mbSystemPicker )
	{
		PickerThread_Impl* pThread = new PickerThread_Impl( mxFileDlg );
		pThread->create();
		while ( pThread->GetReturnValue() == nMagic )
			Application::Yield();
		pThread->join();
		nRet = pThread->GetReturnValue();
		delete pThread;
	}
	else
#endif
*/
	{
		try
		{
#ifdef WNT
            if ( mbSystemPicker )
            {
                OReleaseSolarMutex aSolarMutex;
                nRet = mxFileDlg->execute();
            }
            else
#endif
            nRet = mxFileDlg->execute();
		}
		catch( const Exception& )
		{
			DBG_ERRORFILE( "FileDialogHelper_Impl::implDoExecute: caught an exception!" );
		}
	}

	postExecute( nRet );

	return nRet;
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::implStartExecute()
{
    DBG_ASSERT( mxFileDlg.is(), "invalid file dialog" );

    preExecute();

    if ( mbSystemPicker )
    {
    }
    else
    {
        try
        {
            uno::Reference< XAsynchronousExecutableDialog > xAsyncDlg( mxFileDlg, UNO_QUERY );
            if ( xAsyncDlg.is() )
                xAsyncDlg->startExecuteModal( this );
        }
        catch( const Exception& )
        {
            DBG_ERRORFILE( "FileDialogHelper_Impl::implDoExecute: caught an exception!" );
        }
    }
}

// ------------------------------------------------------------------------
String FileDialogHelper_Impl::implEnsureURLExtension(const String& sURL,
													 const String& /*sExtension*/)
{
    return sURL;
    /*
	// This feature must be active for file save/export only !
	if (
		(! mbIsSaveDlg) &&
		(! mbExport   )
		)
		return sURL;

	// no extension available (because "ALL *.*" was selected) ?
	// Nod idea what else should happen here .-)
	if (sExtension.Len() < 1)
		return sURL;

	// Some FilePicker implementations already add the right extension ...
	// or might be the user used the right one already ...
	// Dont create duplicate extension.
	INetURLObject aURL(sURL);
	if (aURL.getExtension().equals(sExtension))
		return sURL;

	// Ignore any other extension set by the user.
	// Make sure suitable extension is used always.
	// e.g. "test.bla.odt" for "ODT"
	::rtl::OUStringBuffer sNewURL(256);
	sNewURL.append     (sURL      );
	sNewURL.appendAscii("."       );
	sNewURL.append     (sExtension);
	return sNewURL.makeStringAndClear();
    */
}

// ------------------------------------------------------------------------
void lcl_saveLastURLs(SvStringsDtor*&                                    rpURLList ,
                      ::comphelper::SequenceAsVector< ::rtl::OUString >& lLastURLs )
{
    lLastURLs.clear();
    sal_uInt16 c = rpURLList->Count();
    sal_uInt16 i = 0;
    for (i=0; i<c; ++i)
        lLastURLs.push_back(*(rpURLList->GetObject(i)));
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::implGetAndCacheFiles(const uno::Reference< XInterface >& xPicker  ,
													   SvStringsDtor*&               rpURLList,
												 const SfxFilter*                    pFilter  )
{
    rpURLList = NULL;

	String sExtension;
	if (pFilter)
	{
		sExtension = pFilter->GetDefaultExtension ();
		sExtension.EraseAllChars( '*' );
		sExtension.EraseAllChars( '.' );
	}

    // a) the new way (optional!)
    uno::Reference< XFilePicker2 > xPickNew(xPicker, UNO_QUERY);
    if (xPickNew.is())
    {
                             rpURLList = new SvStringsDtor;
        Sequence< OUString > lFiles    = xPickNew->getSelectedFiles();
        ::sal_Int32          nFiles    = lFiles.getLength();
        for (::sal_Int32 i = 0; i < nFiles; i++)
        {
			String* pURL = new String(implEnsureURLExtension(lFiles[i], sExtension));
            rpURLList->Insert( pURL, rpURLList->Count() );
        }
    }

    // b) the olde way ... non optional.
    else
    {
        uno::Reference< XFilePicker > xPickOld(xPicker, UNO_QUERY_THROW);
        Sequence< OUString > lFiles = xPickOld->getFiles();
        ::sal_Int32          nFiles = lFiles.getLength();
        if ( nFiles == 1 )
        {
                    rpURLList = new SvStringsDtor;
			String* pURL      = new String(implEnsureURLExtension(lFiles[0], sExtension));
            rpURLList->Insert( pURL, 0 );
        }
        else
        if ( nFiles > 1 )
        {
            rpURLList = new SvStringsDtor;

            INetURLObject aPath( lFiles[0] );
            aPath.setFinalSlash();

            for (::sal_Int32 i = 1; i < nFiles; i++)
            {
                if (i == 1)
                    aPath.Append( lFiles[i] );
                else
                    aPath.setName( lFiles[i] );

                String* pURL = new String(implEnsureURLExtension(aPath.GetMainURL( INetURLObject::NO_DECODE ), sExtension) );
                rpURLList->Insert( pURL, rpURLList->Count() );
            }
        }
    }

	lcl_saveLastURLs(rpURLList, mlLastURLs);
}

// ------------------------------------------------------------------------
ErrCode FileDialogHelper_Impl::execute( SvStringsDtor*& rpURLList,
										SfxItemSet *&	rpSet,
										String& 		rFilter )
{
    // rFilter is a pure output parameter, it shouldn't be used for anything else
    // changing this would surely break code
    // rpSet is in/out parameter, usually just a media-descriptor that can be changed by dialog

	uno::Reference< XFilePickerControlAccess > xCtrlAccess( mxFileDlg, UNO_QUERY );

	// retrieves parameters from rpSet
	// for now only Password is used
	if ( rpSet )
	{
		// check password checkbox if the document had password before
		if( mbHasPassword )
		{
			SFX_ITEMSET_ARG( rpSet, pPassItem, SfxBoolItem, SID_PASSWORDINTERACTION, sal_False );
			mbPwdCheckBoxState = ( pPassItem != NULL && pPassItem->GetValue() );

            // in case the document has password to modify, the dialog should be shown
			SFX_ITEMSET_ARG( rpSet, pPassToModifyItem, SfxUnoAnyItem, SID_MODIFYPASSWORDINFO, sal_False );
            mbPwdCheckBoxState |= ( pPassToModifyItem && pPassToModifyItem->GetValue().hasValue() );
		}

		SFX_ITEMSET_ARG( rpSet, pSelectItem, SfxBoolItem, SID_SELECTION, sal_False );
		if ( pSelectItem )
			mbSelection = pSelectItem->GetValue();
		else
			mbSelectionEnabled = sal_False;

		// the password will be set in case user decide so
		rpSet->ClearItem( SID_PASSWORDINTERACTION );
		rpSet->ClearItem( SID_PASSWORD );
		rpSet->ClearItem( SID_ENCRYPTIONDATA );
        rpSet->ClearItem( SID_RECOMMENDREADONLY );
        rpSet->ClearItem( SID_MODIFYPASSWORDINFO );

	}

	if ( mbHasPassword && !mbPwdCheckBoxState )
	{
		SvtSecurityOptions aSecOpt;
		mbPwdCheckBoxState = (
			aSecOpt.IsOptionSet( SvtSecurityOptions::E_DOCWARN_RECOMMENDPASSWORD ) );
	}

	rpURLList = NULL;

	if ( ! mxFileDlg.is() )
		return ERRCODE_ABORT;

	if ( ExecutableDialogResults::CANCEL != implDoExecute() )
	{
		// create an itemset if there is no
		if( !rpSet )
			rpSet = new SfxAllItemSet( SFX_APP()->GetPool() );

        // the item should remain only if it was set by the dialog
        rpSet->ClearItem( SID_SELECTION );

		if( mbExport && mbHasSelectionBox )
		{
			try
			{
				Any aValue = xCtrlAccess->getValue( ExtendedFilePickerElementIds::CHECKBOX_SELECTION, 0 );
				sal_Bool bSelection = sal_False;
				if ( aValue >>= bSelection )
					rpSet->Put( SfxBoolItem( SID_SELECTION, bSelection ) );
			}
			catch( IllegalArgumentException )
			{
				DBG_ERROR( "FileDialogHelper_Impl::execute: caught an IllegalArgumentException!" );
			}
		}


		// set the read-only flag. When inserting a file, this flag is always set
		if ( mbInsert )
			rpSet->Put( SfxBoolItem( SID_DOC_READONLY, sal_True ) );
		else
		{
			if ( ( FILEOPEN_READONLY_VERSION == m_nDialogType ) && xCtrlAccess.is() )
			{
				try
				{
					Any aValue = xCtrlAccess->getValue( ExtendedFilePickerElementIds::CHECKBOX_READONLY, 0 );
					sal_Bool bReadOnly = sal_False;
					if ( ( aValue >>= bReadOnly ) && bReadOnly )
						rpSet->Put( SfxBoolItem( SID_DOC_READONLY, bReadOnly ) );
				}
				catch( IllegalArgumentException )
				{
					DBG_ERROR( "FileDialogHelper_Impl::execute: caught an IllegalArgumentException!" );
				}
			}
		}
		if ( mbHasVersions && xCtrlAccess.is() )
		{
			try
			{
				Any aValue = xCtrlAccess->getValue( ExtendedFilePickerElementIds::LISTBOX_VERSION,
													ControlActions::GET_SELECTED_ITEM_INDEX );
				sal_Int32 nVersion = 0;
				if ( ( aValue >>= nVersion ) && nVersion > 0 )
					// open a special version; 0 == current version
					rpSet->Put( SfxInt16Item( SID_VERSION, (short)nVersion ) );
			}
			catch( IllegalArgumentException ){}
		}

		// set the filter
		getRealFilter( rFilter );

        const SfxFilter* pCurrentFilter = getCurentSfxFilter();

		// fill the rpURLList
		implGetAndCacheFiles( mxFileDlg, rpURLList, pCurrentFilter );
		if ( rpURLList == NULL || rpURLList->GetObject(0) == NULL )
			return ERRCODE_ABORT;

		// check, wether or not we have to display a password box
		if ( pCurrentFilter && mbHasPassword && mbIsPwdEnabled && xCtrlAccess.is() )
		{
			try
			{
				Any aValue = xCtrlAccess->getValue( ExtendedFilePickerElementIds::CHECKBOX_PASSWORD, 0 );
				sal_Bool bPassWord = sal_False;
				if ( ( aValue >>= bPassWord ) && bPassWord )
				{
					// ask for a password
                    uno::Reference < ::com::sun::star::task::XInteractionHandler > xInteractionHandler( ::comphelper::getProcessServiceFactory()->createInstance(::rtl::OUString::createFromAscii("com.sun.star.comp.uui.UUIInteractionHandler")), UNO_QUERY );

                    if( xInteractionHandler.is() )
                    {
                        // TODO: need a save way to distinguish MS filters from other filters
                        // for now MS-filters are the only alien filters that support encryption
                        sal_Bool bMSType = !pCurrentFilter->IsOwnFormat();
                        ::comphelper::DocPasswordRequestType eType = bMSType ?
                            ::comphelper::DocPasswordRequestType_MS :
                            ::comphelper::DocPasswordRequestType_STANDARD;

                        ::rtl::Reference< ::comphelper::DocPasswordRequest > pPasswordRequest( new ::comphelper::DocPasswordRequest( eType, ::com::sun::star::task::PasswordRequestMode_PASSWORD_CREATE, *(rpURLList->GetObject(0)), ( pCurrentFilter->GetFilterFlags() & SFX_FILTER_PASSWORDTOMODIFY ) != 0 ) );

                        uno::Reference< com::sun::star::task::XInteractionRequest > rRequest( pPasswordRequest.get() );
                        xInteractionHandler->handle( rRequest );
                        if ( pPasswordRequest->isPassword() )
                        {
                            if ( pPasswordRequest->getPassword().getLength() )
                            {
                                // TODO/LATER: The filters should show the password dialog themself in future
                                if ( bMSType )
                                {
                                    // all the current MS-filters use MSCodec_Std97 implementation
                                    uno::Sequence< sal_Int8 > aUniqueID = ::comphelper::DocPasswordHelper::GenerateRandomByteSequence( 16 );
                                    uno::Sequence< sal_Int8 > aEncryptionKey = ::comphelper::DocPasswordHelper::GenerateStd97Key( pPasswordRequest->getPassword(), aUniqueID );

                                    if ( aEncryptionKey.getLength() )
                                    {
                                        ::comphelper::SequenceAsHashMap aHashData;
                                        aHashData[ ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "STD97EncryptionKey" ) ) ] <<= aEncryptionKey;
                                        aHashData[ ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "STD97UniqueID" ) ) ] <<= aUniqueID;

                                        rpSet->Put( SfxUnoAnyItem( SID_ENCRYPTIONDATA, uno::makeAny( aHashData.getAsConstNamedValueList() ) ) );
                                    }
                                    else
                                        return ERRCODE_IO_NOTSUPPORTED;
                                }
                                else
                                {
                                    rpSet->Put( SfxUnoAnyItem( SID_ENCRYPTIONDATA, uno::makeAny( ::comphelper::OStorageHelper::CreatePackageEncryptionData( pPasswordRequest->getPassword() ) ) ) );
                                }
                            }

                            if ( pPasswordRequest->getRecommendReadOnly() )
                                rpSet->Put( SfxBoolItem( SID_RECOMMENDREADONLY, sal_True ) );

                            if ( bMSType )
                            {
                                // the empty password has 0 as Hash
                                sal_Int32 nHash = SfxMedium::CreatePasswordToModifyHash( pPasswordRequest->getPasswordToModify(), ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.text.TextDocument" ) ).equals( pCurrentFilter->GetServiceName() ) );
                                if ( nHash )
                                    rpSet->Put( SfxUnoAnyItem( SID_MODIFYPASSWORDINFO, uno::makeAny( nHash ) ) );
                            }
                            else
                            {
                                uno::Sequence< beans::PropertyValue > aModifyPasswordInfo = ::comphelper::DocPasswordHelper::GenerateNewModifyPasswordInfo( pPasswordRequest->getPasswordToModify() );
                                if ( aModifyPasswordInfo.getLength() )
                                    rpSet->Put( SfxUnoAnyItem( SID_MODIFYPASSWORDINFO, uno::makeAny( aModifyPasswordInfo ) ) );
                            }
                        }
                        else
                            return ERRCODE_ABORT;
                    }
				}
			}
			catch( IllegalArgumentException ){}
		}

        SaveLastUsedFilter();
        return ERRCODE_NONE;
	}
	else
		return ERRCODE_ABORT;
}

// ------------------------------------------------------------------------
ErrCode FileDialogHelper_Impl::execute()
{
	if ( ! mxFileDlg.is() )
		return ERRCODE_ABORT;

	sal_Int16 nRet = implDoExecute();

	maPath = mxFileDlg->getDisplayDirectory();

	if ( ExecutableDialogResults::CANCEL == nRet )
		return ERRCODE_ABORT;
	else
	{
		return ERRCODE_NONE;
	}
}

// ------------------------------------------------------------------------
OUString FileDialogHelper_Impl::getPath() const
{
	OUString aPath;

	if ( mxFileDlg.is() )
		aPath = mxFileDlg->getDisplayDirectory();

	if ( !aPath.getLength() )
		aPath = maPath;

	return aPath;
}

// ------------------------------------------------------------------------
OUString FileDialogHelper_Impl::getFilter() const
{
	String aFilter = getCurrentFilterUIName();

	if( !aFilter.Len() )
		aFilter = maCurFilter;

	return aFilter;
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::getRealFilter( String& _rFilter ) const
{
	_rFilter = getCurrentFilterUIName();

	if ( !_rFilter.Len() )
		_rFilter = maCurFilter;

	if ( _rFilter.Len() && mpMatcher )
	{
		const SfxFilter* pFilter =
			mpMatcher->GetFilter4UIName( _rFilter, m_nMustFlags, m_nDontFlags );
		_rFilter = pFilter ? pFilter->GetFilterName() : _rFilter.Erase();
	}
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::displayFolder( const ::rtl::OUString& _rPath )
{
	if ( ! _rPath.getLength() )
		// nothing to do
		return;

	/*
	if ( !::utl::UCBContentHelper::IsFolder( _rPath ) )
		// only valid folders accepted here
		return;
	*/

	maPath = _rPath;
	if ( mxFileDlg.is() )
	{
		try
		{
			mxFileDlg->setDisplayDirectory( maPath );
		}
		catch( const IllegalArgumentException& )
		{
			DBG_ERROR( "FileDialogHelper_Impl::displayFolder: caught an exception!" );
		}
	}
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::setFileName( const ::rtl::OUString& _rFile )
{
	maFileName = _rFile;
	if ( mxFileDlg.is() )
	{
		try
		{
			mxFileDlg->setDefaultName( maFileName );
		}
		catch( const IllegalArgumentException& )
		{
			DBG_ERROR( "FileDialogHelper_Impl::setFileName: caught an exception!" );
		}
	}
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::setFilter( const OUString& rFilter )
{
	DBG_ASSERT( rFilter.indexOf(':') == -1, "Old filter name used!");

	maCurFilter = rFilter;

	if ( rFilter.getLength() && mpMatcher )
	{
		const SfxFilter* pFilter = mpMatcher->GetFilter4FilterName(
										rFilter, m_nMustFlags, m_nDontFlags );
		if ( pFilter )
			maCurFilter = pFilter->GetUIName();
	}

	uno::Reference< XFilterManager > xFltMgr( mxFileDlg, UNO_QUERY );

	if ( maCurFilter.getLength() && xFltMgr.is() )
	{
		try
		{
			xFltMgr->setCurrentFilter( maCurFilter );
		}
		catch( IllegalArgumentException ){}
	}
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::createMatcher( const String& rFactory )
{
	mpMatcher = new SfxFilterMatcher( SfxObjectShell::GetServiceNameFromFactory(rFactory) );
	mbDeleteMatcher = sal_True;
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::addFilters( sal_Int64 nFlags,
										const String& rFactory,
										SfxFilterFlags nMust,
										SfxFilterFlags nDont )
{
	uno::Reference< XFilterManager > xFltMgr( mxFileDlg, UNO_QUERY );

	if ( ! xFltMgr.is() )
		return;

    // we still need a matcher to convert UI names to filter names
    if ( !rFactory.Len() )
    {
        SfxApplication *pSfxApp = SFX_APP();
        mpMatcher = &pSfxApp->GetFilterMatcher();
        mbDeleteMatcher = sal_False;
    }
    else
    {
        mpMatcher = new SfxFilterMatcher( rFactory );
        mbDeleteMatcher = sal_True;
    }

    uno::Reference< XMultiServiceFactory > xSMGR = ::comphelper::getProcessServiceFactory();
    uno::Reference< XContainerQuery > xFilterCont(
        xSMGR->createInstance(::rtl::OUString::createFromAscii("com.sun.star.document.FilterFactory")),
        UNO_QUERY);
    if ( ! xFilterCont.is() )
        return;

	m_nMustFlags |= nMust;
	m_nDontFlags |= nDont;

	// create the list of filters
    ::rtl::OUStringBuffer sQuery(256);
    sQuery.appendAscii("getSortedFilterList()");
    sQuery.appendAscii(":module="										);
    sQuery.append     (rFactory											); // use long name here !
    sQuery.appendAscii(":iflags="                                       );
    sQuery.append     (::rtl::OUString::valueOf((sal_Int32)m_nMustFlags));
    sQuery.appendAscii(":eflags="                                       );
    sQuery.append     (::rtl::OUString::valueOf((sal_Int32)m_nDontFlags));

    uno::Reference< XEnumeration > xResult;
    try
    {
        xResult = xFilterCont->createSubSetEnumerationByQuery(sQuery.makeStringAndClear());
    }
    catch( uno::Exception& )
    {    
        DBG_ERRORFILE( "Could not get filters from the configuration!" );
    }

    TSortedFilterList         aIter   (xResult);

    // no matcher any longer used ...
	mbDeleteMatcher = sal_False;

	// append the filters
	::rtl::OUString sFirstFilter;
	if ( WB_OPEN == ( nFlags & WB_OPEN ) )
		::sfx2::appendFiltersForOpen( aIter, xFltMgr, sFirstFilter, *this );
	else if ( mbExport )
		::sfx2::appendExportFilters( aIter, xFltMgr, sFirstFilter, *this );
	else
		::sfx2::appendFiltersForSave( aIter, xFltMgr, sFirstFilter, *this, rFactory );

	// set our initial selected filter (if we do not already have one)
	if ( !maSelectFilter.getLength() )
		maSelectFilter = sFirstFilter;
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::addFilter( const OUString& rFilterName,
									   const OUString& rExtension )
{
	uno::Reference< XFilterManager > xFltMgr( mxFileDlg, UNO_QUERY );

	if ( ! xFltMgr.is() )
		return;

	try
	{
		xFltMgr->appendFilter( rFilterName, rExtension );

		if ( !maSelectFilter.getLength() )
			maSelectFilter = rFilterName;
	}
	catch( IllegalArgumentException )
	{
#ifdef DBG_UTIL
		ByteString aMsg( "Could not append Filter" );
		aMsg += ByteString( String( rFilterName ), RTL_TEXTENCODING_UTF8 );
		DBG_ERRORFILE( aMsg.GetBuffer() );
#endif
	}
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::addGraphicFilter()
{
	uno::Reference< XFilterManager > xFltMgr( mxFileDlg, UNO_QUERY );

	if ( ! xFltMgr.is() )
		return;

	// create the list of filters
	mpGraphicFilter = new GraphicFilter;
	sal_uInt16 i, j, nCount = mpGraphicFilter->GetImportFormatCount();

	// compute the extension string for all known import filters
	String aExtensions;

	for ( i = 0; i < nCount; i++ )
	{
		j = 0;
		String sWildcard;
		while( sal_True )
		{
			sWildcard = mpGraphicFilter->GetImportWildcard( i, j++ );
			if ( !sWildcard.Len() )
				break;
			if ( aExtensions.Search( sWildcard ) == STRING_NOTFOUND )
			{
				if ( aExtensions.Len() )
					aExtensions += sal_Unicode(';');
				aExtensions += sWildcard;
			}
		}
	}

#if defined(WNT)
	if ( aExtensions.Len() > 240 )
		aExtensions = DEFINE_CONST_UNICODE( FILEDIALOG_FILTER_ALL );
#endif
	sal_Bool bIsInOpenMode = isInOpenMode();

	try
	{
		OUString aAllFilterName = String( SfxResId( STR_SFX_IMPORT_ALL ) );
		aAllFilterName = ::sfx2::addExtension( aAllFilterName, aExtensions, bIsInOpenMode, *this );

		xFltMgr->appendFilter( aAllFilterName, aExtensions );
		maSelectFilter = aAllFilterName;
	}
	catch( IllegalArgumentException )
	{
		DBG_ERRORFILE( "Could not append Filter" );
	}

	// Now add the filter
	for ( i = 0; i < nCount; i++ )
	{
		String aName = mpGraphicFilter->GetImportFormatName( i );
		String aExt;
		j = 0;
		String sWildcard;
		while( sal_True )
		{
			sWildcard = mpGraphicFilter->GetImportWildcard( i, j++ );
			if ( !sWildcard.Len() )
				break;
			if ( aExt.Search( sWildcard ) == STRING_NOTFOUND )
			{
				if ( aExt.Len() )
					aExt += sal_Unicode(';');
				aExt += sWildcard;
			}
		}
		aName = ::sfx2::addExtension( aName, aExt, bIsInOpenMode, *this );
		try
		{
			xFltMgr->appendFilter( aName, aExt );
		}
		catch( IllegalArgumentException )
		{
			DBG_ERRORFILE( "Could not append Filter" );
		}
	}
}

// ------------------------------------------------------------------------
#define GRF_CONFIG_STR		"   "
#define STD_CONFIG_STR		"1 "

void FileDialogHelper_Impl::saveConfig()
{
	uno::Reference < XFilePickerControlAccess > xDlg( mxFileDlg, UNO_QUERY );
	Any aValue;

	if ( ! xDlg.is() )
		return;

	if ( mbHasPreview )
	{
		SvtViewOptions aDlgOpt( E_DIALOG, IMPGRF_CONFIGNAME );
		String aUserData = DEFINE_CONST_UNICODE( GRF_CONFIG_STR );

		try
		{
			aValue = xDlg->getValue( ExtendedFilePickerElementIds::CHECKBOX_LINK, 0 );
			sal_Bool bValue = sal_False;
			aValue >>= bValue;
			aUserData.SetToken( 0, ' ', String::CreateFromInt32( (sal_Int32) bValue ) );

			aValue = xDlg->getValue( ExtendedFilePickerElementIds::CHECKBOX_PREVIEW, 0 );
			bValue = sal_False;
			aValue >>= bValue;
			aUserData.SetToken( 1, ' ', String::CreateFromInt32( (sal_Int32) bValue ) );

			INetURLObject aObj( getPath() );

			if ( aObj.GetProtocol() == INET_PROT_FILE )
				aUserData.SetToken( 2, ' ', aObj.GetMainURL( INetURLObject::NO_DECODE ) );

			String aFilter = getFilter();
			aFilter = EncodeSpaces_Impl( aFilter );
			aUserData.SetToken( 3, ' ', aFilter );

			aDlgOpt.SetUserItem( USERITEM_NAME, makeAny( OUString( aUserData ) ) );
		}
		catch( IllegalArgumentException ){}
	}
	else
	{
		sal_Bool bWriteConfig = sal_False;
		SvtViewOptions aDlgOpt( E_DIALOG, IODLG_CONFIGNAME );
		String aUserData = DEFINE_CONST_UNICODE( STD_CONFIG_STR );

		if ( aDlgOpt.Exists() )
		{
			Any aUserItem = aDlgOpt.GetUserItem( USERITEM_NAME );
			OUString aTemp;
			if ( aUserItem >>= aTemp )
				aUserData = String( aTemp );
		}

		if ( mbHasAutoExt )
		{
			try
			{
				aValue = xDlg->getValue( ExtendedFilePickerElementIds::CHECKBOX_AUTOEXTENSION, 0 );
				sal_Bool bAutoExt = sal_True;
				aValue >>= bAutoExt;
				aUserData.SetToken( 0, ' ', String::CreateFromInt32( (sal_Int32) bAutoExt ) );
				bWriteConfig = sal_True;
			}
			catch( IllegalArgumentException ){}
		}

		if ( ! mbIsSaveDlg )
		{
			OUString aPath = getPath();
			if ( aPath.getLength() &&
				 utl::LocalFileHelper::IsLocalFile( aPath ) )
			{
				aUserData.SetToken( 1, ' ', aPath );
				bWriteConfig = sal_True;
			}
		}
		
		if( mbHasSelectionBox && mbSelectionFltrEnabled )
		{
			try
			{
				aValue = xDlg->getValue( ExtendedFilePickerElementIds::CHECKBOX_SELECTION, 0 );
				sal_Bool bSelection = sal_True;
				aValue >>= bSelection;
				if ( aUserData.GetTokenCount(' ') < 3 )
					aUserData.Append(' ');
				aUserData.SetToken( 2, ' ', String::CreateFromInt32( (sal_Int32) bSelection ) );
				bWriteConfig = sal_True;
			}
			catch( IllegalArgumentException ){}
		}

		if ( bWriteConfig )
			aDlgOpt.SetUserItem( USERITEM_NAME, makeAny( OUString( aUserData ) ) );
	}

	SfxApplication *pSfxApp = SFX_APP();
	pSfxApp->SetLastDir_Impl( getPath() );
}

// ------------------------------------------------------------------------
namespace
{
	static ::rtl::OUString getInitPath( const String& _rFallback, const xub_StrLen _nFallbackToken )
	{
		SfxApplication *pSfxApp = SFX_APP();
		String sPath = pSfxApp->GetLastDir_Impl();

		if ( !sPath.Len() )
			sPath = _rFallback.GetToken( _nFallbackToken, ' ' );

		// check if the path points to a valid (accessible) directory
		sal_Bool bValid = sal_False;
		if ( sPath.Len() )
		{
			String sPathCheck( sPath );
			if ( sPathCheck.GetBuffer()[ sPathCheck.Len() - 1 ] != '/' )
				sPathCheck += '/';
			sPathCheck += '.';
			try
			{
				::ucbhelper::Content aContent( sPathCheck, uno::Reference< ucb::XCommandEnvironment >() );
				bValid = aContent.isFolder();
			}
			catch( Exception& ) {}
		}

		if ( !bValid )
			sPath.Erase();

		return sPath;
	}
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::loadConfig()
{
	uno::Reference < XFilePickerControlAccess > xDlg( mxFileDlg, UNO_QUERY );
	Any aValue;

	if ( ! xDlg.is() )
		return;

	if ( mbHasPreview )
	{
		SvtViewOptions aViewOpt( E_DIALOG, IMPGRF_CONFIGNAME );
		String aUserData;

		if ( aViewOpt.Exists() )
		{
			Any aUserItem = aViewOpt.GetUserItem( USERITEM_NAME );
			OUString aTemp;
			if ( aUserItem >>= aTemp )
				aUserData = String( aTemp );
		}

		if ( aUserData.Len() > 0 )
		{
			try
			{
				// respect the last "insert as link" state
				sal_Bool bLink = (sal_Bool) aUserData.GetToken( 0, ' ' ).ToInt32();
				aValue <<= bLink;
				xDlg->setValue( ExtendedFilePickerElementIds::CHECKBOX_LINK, 0, aValue );

				// respect the last "show preview" state
				sal_Bool bShowPreview = (sal_Bool) aUserData.GetToken( 1, ' ' ).ToInt32();
				aValue <<= bShowPreview;
				xDlg->setValue( ExtendedFilePickerElementIds::CHECKBOX_PREVIEW, 0, aValue );

				if ( !maPath.getLength() )
					displayFolder( getInitPath( aUserData, 2 ) );

				if ( ! maCurFilter.getLength() )
				{
					String aFilter = aUserData.GetToken( 3, ' ' );
					aFilter = DecodeSpaces_Impl( aFilter );
					setFilter( aFilter );
				}

				// set the member so we know that we have to show the preview
				mbShowPreview = bShowPreview;
			}
			catch( IllegalArgumentException ){}
		}

		if ( !maPath.getLength() )
			displayFolder( SvtPathOptions().GetGraphicPath() );
	}
	else
	{
		SvtViewOptions aViewOpt( E_DIALOG, IODLG_CONFIGNAME );
		String aUserData;

		if ( aViewOpt.Exists() )
		{
			Any aUserItem = aViewOpt.GetUserItem( USERITEM_NAME );
			OUString aTemp;
			if ( aUserItem >>= aTemp )
				aUserData = String( aTemp );
		}

		if ( ! aUserData.Len() )
			aUserData = DEFINE_CONST_UNICODE( STD_CONFIG_STR );

		if ( ! maPath.getLength() )
			displayFolder( getInitPath( aUserData, 1 ) );

		if ( mbHasAutoExt )
		{
			sal_Int32 nFlag = aUserData.GetToken( 0, ' ' ).ToInt32();
			aValue <<= (sal_Bool) nFlag;
			try
			{
				xDlg->setValue( ExtendedFilePickerElementIds::CHECKBOX_AUTOEXTENSION, 0, aValue );
			}
			catch( IllegalArgumentException ){}
		}
		
		if( mbHasSelectionBox )
		{
			sal_Int32 nFlag = aUserData.GetToken( 2, ' ' ).ToInt32();
			aValue <<= (sal_Bool) nFlag;
			try
			{
				xDlg->setValue( ExtendedFilePickerElementIds::CHECKBOX_SELECTION, 0, aValue );
			}
			catch( IllegalArgumentException ){}
		}

		if ( !maPath.getLength() )
			displayFolder( SvtPathOptions().GetWorkPath() );
	}
}

// ------------------------------------------------------------------------
void FileDialogHelper_Impl::setDefaultValues()
{
	// when no filter is set, we set the curentFilter to <all>
	if ( !maCurFilter.getLength() && maSelectFilter.getLength() )
	{
		uno::Reference< XFilterManager > xFltMgr( mxFileDlg, UNO_QUERY );
		try
		{
			xFltMgr->setCurrentFilter( maSelectFilter );
		}
		catch( IllegalArgumentException )
		{}
	}

	// when no path is set, we use the standard 'work' folder
	if ( ! maPath.getLength() )
	{
		OUString aWorkFolder = SvtPathOptions().GetWorkPath();
        try
        {
		    mxFileDlg->setDisplayDirectory( aWorkFolder );
        }
        catch( const Exception& )
        {
            DBG_ERROR( "FileDialogHelper_Impl::setDefaultValues: caught an exception while setting the display directory!" );
        }

		// INetURLObject aStdDirObj( SvtPathOptions().GetWorkPath() );
		//SetStandardDir( aStdDirObj.GetMainURL( INetURLObject::NO_DECODE ) );
	}
}

sal_Bool FileDialogHelper_Impl::isShowFilterExtensionEnabled() const
{
	return !maFilters.empty();
}

void FileDialogHelper_Impl::addFilterPair( const OUString& rFilter,
										   const OUString& rFilterWithExtension )
{
	maFilters.push_back( FilterPair( rFilter, rFilterWithExtension ) );

}

OUString FileDialogHelper_Impl::getFilterName( const OUString& rFilterWithExtension ) const
{
	OUString sRet;
	for( ::std::vector< FilterPair >::const_iterator pIter = maFilters.begin(); pIter != maFilters.end(); ++pIter )
	{
		if ( (*pIter).Second == rFilterWithExtension )
		{
			sRet = (*pIter).First;
			break;
		}
	}
	return sRet;
}

OUString FileDialogHelper_Impl::getFilterWithExtension( const OUString& rFilter ) const
{
	OUString sRet;
	for( ::std::vector< FilterPair >::const_iterator pIter = maFilters.begin(); pIter != maFilters.end(); ++pIter )
	{
		if ( (*pIter).First == rFilter )
		{
			sRet = (*pIter).Second;
			break;
		}
	}
	return sRet;
}

void FileDialogHelper_Impl::SetContext( FileDialogHelper::Context _eNewContext )
{
	meContext = _eNewContext;

	sal_Int32		nNewHelpId = 0;
	OUString		aConfigId;

	switch( _eNewContext )
	{
// #104952#	dependency to SVX not allowed! When used again, another solution has to be found
//		case FileDialogHelper::SW_INSERT_GRAPHIC:
//		case FileDialogHelper::SC_INSERT_GRAPHIC:
//		case FileDialogHelper::SD_INSERT_GRAPHIC:		nNewHelpId = SID_INSERT_GRAPHIC;		break;
		case FileDialogHelper::SW_INSERT_SOUND:
		case FileDialogHelper::SC_INSERT_SOUND:
		case FileDialogHelper::SD_INSERT_SOUND:			nNewHelpId = SID_INSERT_SOUND;			break;
		case FileDialogHelper::SW_INSERT_VIDEO:
		case FileDialogHelper::SC_INSERT_VIDEO:
		case FileDialogHelper::SD_INSERT_VIDEO:			nNewHelpId = SID_INSERT_VIDEO;			break;
              default: break;
	}

	const OUString*	pConfigId = GetLastFilterConfigId( _eNewContext );
	if( pConfigId )
		LoadLastUsedFilter( *pConfigId );
}

// ------------------------------------------------------------------------
// -----------			FileDialogHelper		---------------------------
// ------------------------------------------------------------------------

FileDialogHelper::FileDialogHelper(
    sal_Int64 nFlags,
    const String& rFact,
    SfxFilterFlags nMust,
    SfxFilterFlags nDont )
{
	mpImp = new FileDialogHelper_Impl( this, getDialogType( nFlags ), nFlags );
	mxImp = mpImp;

	// create the list of filters
	mpImp->addFilters( nFlags, SfxObjectShell::GetServiceNameFromFactory(rFact), nMust, nDont );
}

FileDialogHelper::FileDialogHelper(
    sal_Int64 nFlags,
    const String& rFact,
	sal_Int16 nDialog,
    SfxFilterFlags nMust,
    SfxFilterFlags nDont,
	const String& rStandardDir,
	const ::com::sun::star::uno::Sequence< ::rtl::OUString >& rBlackList)
{
	mpImp = new FileDialogHelper_Impl( this, getDialogType( nFlags ), nFlags, nDialog, NULL , rStandardDir, rBlackList );
	mxImp = mpImp;

	// create the list of filters
	mpImp->addFilters( nFlags, SfxObjectShell::GetServiceNameFromFactory(rFact), nMust, nDont );
}

FileDialogHelper::FileDialogHelper(
    sal_Int64 nFlags,
    const String& rFact,
	sal_Int16 nDialog,
    SfxFilterFlags nMust,
    SfxFilterFlags nDont )
{
	mpImp = new FileDialogHelper_Impl( this, getDialogType( nFlags ), nFlags, nDialog );
	mxImp = mpImp;

	// create the list of filters
	mpImp->addFilters( nFlags, SfxObjectShell::GetServiceNameFromFactory(rFact), nMust, nDont );
}

// ------------------------------------------------------------------------
FileDialogHelper::FileDialogHelper( sal_Int64 nFlags )
{
	sal_Int16 nDialogType = getDialogType( nFlags );

	mpImp = new FileDialogHelper_Impl( this, nDialogType, nFlags );
	mxImp = mpImp;
}

// ------------------------------------------------------------------------
FileDialogHelper::FileDialogHelper(
    sal_Int16 nDialogType,
    sal_Int64 nFlags,
    const String& rFact,
    SfxFilterFlags nMust,
    SfxFilterFlags nDont )
{
	mpImp = new FileDialogHelper_Impl( this, nDialogType, nFlags );
	mxImp = mpImp;

	// create the list of filters
	mpImp->addFilters( nFlags, SfxObjectShell::GetServiceNameFromFactory(rFact), nMust, nDont );
}

// ------------------------------------------------------------------------
FileDialogHelper::FileDialogHelper(
    sal_Int16 nDialogType,
    sal_Int64 nFlags,
    const String& rFact,
	sal_Int16 nDialog,
    SfxFilterFlags nMust,
    SfxFilterFlags nDont,
	const String& rStandardDir,
	const ::com::sun::star::uno::Sequence< ::rtl::OUString >& rBlackList)
{
	mpImp = new FileDialogHelper_Impl( this, nDialogType, nFlags, nDialog, NULL, rStandardDir, rBlackList );
	mxImp = mpImp;

	// create the list of filters
	mpImp->addFilters( nFlags, SfxObjectShell::GetServiceNameFromFactory(rFact), nMust, nDont );
}

// ------------------------------------------------------------------------
FileDialogHelper::FileDialogHelper(
    sal_Int16 nDialogType,
    sal_Int64 nFlags,
    Window* _pPreferredParent )
{
	mpImp = new FileDialogHelper_Impl( this, nDialogType, nFlags, SFX2_IMPL_DIALOG_CONFIG, _pPreferredParent );
	mxImp = mpImp;
}

// ------------------------------------------------------------------------
FileDialogHelper::FileDialogHelper(
    sal_Int16 nDialogType,
    sal_Int64 nFlags,
	const ::rtl::OUString& aFilterUIName,
	const ::rtl::OUString& aExtName,
	const ::rtl::OUString& rStandardDir,
	const ::com::sun::star::uno::Sequence< ::rtl::OUString >& rBlackList,
    Window* _pPreferredParent )
{
	mpImp = new FileDialogHelper_Impl( this, nDialogType, nFlags, SFX2_IMPL_DIALOG_CONFIG, _pPreferredParent,rStandardDir, rBlackList );
	mxImp = mpImp;

	// the wildcard here is expected in form "*.extension"
	::rtl::OUString aWildcard;
	if ( aExtName.indexOf( (sal_Unicode)'*' ) != 0 )
	{
		if ( aExtName.getLength() && aExtName.indexOf( (sal_Unicode)'.' ) != 0 )
			aWildcard = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "*." ) );
		else
			aWildcard = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "*" ) );
	}

	aWildcard += aExtName;

	::rtl::OUString aUIString =
		::sfx2::addExtension( aFilterUIName, aWildcard, ( WB_OPEN == ( nFlags & WB_OPEN ) ), *mpImp );
	AddFilter( aUIString, aWildcard );
}

// ------------------------------------------------------------------------
FileDialogHelper::~FileDialogHelper()
{
	mpImp->dispose();
	mxImp.clear();
}

// ------------------------------------------------------------------------
void FileDialogHelper::CreateMatcher( const String& rFactory )
{
	mpImp->createMatcher( SfxObjectShell::GetServiceNameFromFactory(rFactory) );
}

// ------------------------------------------------------------------------
void FileDialogHelper::SetControlHelpIds( const sal_Int16* _pControlId, const char** _pHelpId )
{
	mpImp->setControlHelpIds( _pControlId, _pHelpId );
}

void FileDialogHelper::SetContext( Context _eNewContext )
{
	mpImp->SetContext( _eNewContext );
}

// ------------------------------------------------------------------------
IMPL_LINK( FileDialogHelper, ExecuteSystemFilePicker, void*, EMPTYARG )
{
    m_nError = mpImp->execute();
    if ( m_aDialogClosedLink.IsSet() )
        m_aDialogClosedLink.Call( this );

    return 0L;
}

// ------------------------------------------------------------------------
// rDirPath has to be a directory
ErrCode FileDialogHelper::Execute( SvStringsDtor*& rpURLList,
								   SfxItemSet *&   rpSet,
								   String&		   rFilter,
								   const String&   rDirPath )
{
	SetDisplayFolder( rDirPath );
	return mpImp->execute( rpURLList, rpSet, rFilter );
}


// ------------------------------------------------------------------------
ErrCode FileDialogHelper::Execute()
{
	return mpImp->execute();
}

// ------------------------------------------------------------------------
ErrCode FileDialogHelper::Execute( SfxItemSet *&   rpSet,
								   String&		   rFilter )
{
	ErrCode nRet;
	SvStringsDtor* pURLList;

	nRet = mpImp->execute( pURLList, rpSet, rFilter );

	delete pURLList;

	return nRet;
}

void FileDialogHelper::StartExecuteModal( const Link& rEndDialogHdl )
{
    m_aDialogClosedLink = rEndDialogHdl;
    m_nError = ERRCODE_NONE;
    if ( mpImp->isSystemFilePicker() )
        Application::PostUserEvent( LINK( this, FileDialogHelper, ExecuteSystemFilePicker ) );
    else
        mpImp->implStartExecute();
}

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

short FileDialogHelper::GetDialogType() const
{
    return mpImp ? mpImp->m_nDialogType : 0;
}

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

sal_Bool FileDialogHelper::IsPasswordEnabled() const
{
    return mpImp ? mpImp->isPasswordEnabled() : sal_False;
}

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

String FileDialogHelper::GetRealFilter() const
{
    String sFilter;
    if ( mpImp )
        mpImp->getRealFilter( sFilter );
    return sFilter;
}

// ------------------------------------------------------------------------
void FileDialogHelper::SetTitle( const String& rNewTitle )
{
    if ( mpImp->mxFileDlg.is() )
        mpImp->mxFileDlg->setTitle( rNewTitle );
}

// ------------------------------------------------------------------------
String FileDialogHelper::GetPath() const
{
	OUString aPath;

    if ( mpImp->mlLastURLs.size() > 0)
        return mpImp->mlLastURLs[0];

	if ( mpImp->mxFileDlg.is() )
	{
		Sequence < OUString > aPathSeq = mpImp->mxFileDlg->getFiles();

		if ( aPathSeq.getLength() == 1 )
		{
			aPath = aPathSeq[0];
		}
	}

	return aPath;
}

// ------------------------------------------------------------------------
Sequence < OUString > FileDialogHelper::GetMPath() const
{
    if ( mpImp->mlLastURLs.size() > 0)
        return mpImp->mlLastURLs.getAsConstList();

	if ( mpImp->mxFileDlg.is() )
		return mpImp->mxFileDlg->getFiles();
	else
	{
		Sequence < OUString > aEmpty;
		return aEmpty;
	}
}

// ------------------------------------------------------------------------
Sequence< ::rtl::OUString > FileDialogHelper::GetSelectedFiles() const
{
    // a) the new way (optional!)
    uno::Sequence< ::rtl::OUString > aResultSeq;
    uno::Reference< XFilePicker2 > xPickNew(mpImp->mxFileDlg, UNO_QUERY);
    if (xPickNew.is())
    {
        aResultSeq = xPickNew->getSelectedFiles();
    }
    // b) the olde way ... non optional.
    else
    {
        uno::Reference< XFilePicker > xPickOld(mpImp->mxFileDlg, UNO_QUERY_THROW);
        Sequence< OUString > lFiles = xPickOld->getFiles();
        ::sal_Int32          nFiles = lFiles.getLength();
        if ( nFiles > 1 )
        {
            aResultSeq = Sequence< ::rtl::OUString >( nFiles-1 );
            
            INetURLObject aPath( lFiles[0] );
            aPath.setFinalSlash();

            for (::sal_Int32 i = 1; i < nFiles; i++)
            {
                if (i == 1)
                    aPath.Append( lFiles[i] );
                else
                    aPath.setName( lFiles[i] );

                aResultSeq[i-1] = ::rtl::OUString(aPath.GetMainURL( INetURLObject::NO_DECODE ));
            }
        }
        else
            aResultSeq = lFiles;
    }
    
    return aResultSeq;
}

// ------------------------------------------------------------------------
String FileDialogHelper::GetDisplayDirectory() const
{
	return mpImp->getPath();
}

// ------------------------------------------------------------------------
String FileDialogHelper::GetCurrentFilter() const
{
	return mpImp->getFilter();
}

// ------------------------------------------------------------------------
ErrCode FileDialogHelper::GetGraphic( Graphic& rGraphic ) const
{
	return mpImp->getGraphic( rGraphic );
}

// ------------------------------------------------------------------------
static int impl_isFolder( const OUString& rPath )
{
	uno::Reference< task::XInteractionHandler > xHandler;
	try
	{
        uno::Reference< lang::XMultiServiceFactory > xFactory( ::comphelper::getProcessServiceFactory(), uno::UNO_QUERY_THROW );
        xHandler.set( xFactory->createInstance( DEFINE_CONST_OUSTRING( "com.sun.star.task.InteractionHandler" ) ),
                      uno::UNO_QUERY_THROW );
	}
    catch ( Exception const & )
	{
	}

	::rtl::Reference< ::comphelper::StillReadWriteInteraction > aHandler = new ::comphelper::StillReadWriteInteraction( xHandler );

	try
	{
		::ucbhelper::Content aContent(
			rPath, new ::ucbhelper::CommandEnvironment( static_cast< task::XInteractionHandler* > ( aHandler.get() ), uno::Reference< ucb::XProgressHandler >() ) );
		if ( aContent.isFolder() )
			return 1;

		return 0;
	}
    catch ( Exception const & )
	{
	}

    return -1;
}

void FileDialogHelper::SetDisplayDirectory( const String& _rPath )
{
    if ( !_rPath.Len() )
        return;

    // if the given path isn't a folder, we cut off the last part
    // and take it as filename and the rest of the path should be
    // the folder

    INetURLObject aObj( _rPath );

    ::rtl::OUString sFileName = aObj.GetName( INetURLObject::DECODE_WITH_CHARSET );
    aObj.removeSegment();
    ::rtl::OUString sPath = aObj.GetMainURL( INetURLObject::NO_DECODE );

    int nIsFolder = impl_isFolder( _rPath );
    if ( nIsFolder == 0 ||
         ( nIsFolder == -1 && impl_isFolder( sPath ) == 1 ) )
    {
        mpImp->setFileName( sFileName );
        mpImp->displayFolder( sPath );
    }
    else
    {
        INetURLObject aObjPathName( _rPath );
        ::rtl::OUString sFolder( aObjPathName.GetMainURL( INetURLObject::NO_DECODE ) );
        if ( sFolder.getLength() == 0 )
        {
            // _rPath is not a valid path -> fallback to home directory
            vos:: OSecurity  aSecurity;
            aSecurity.getHomeDir( sFolder );
        }
        mpImp->displayFolder( sFolder );
    }
}

// ------------------------------------------------------------------------
void FileDialogHelper::SetDisplayFolder( const String& _rURL )
{
    mpImp->displayFolder( _rURL );
}

// ------------------------------------------------------------------------
void FileDialogHelper::SetFileName( const String& _rFileName )
{
    mpImp->setFileName( _rFileName );
}

// ------------------------------------------------------------------------
void FileDialogHelper::AddFilter( const String& rFilterName,
								  const String& rExtension )
{
	mpImp->addFilter( rFilterName, rExtension );
}

// ------------------------------------------------------------------------
void FileDialogHelper::SetCurrentFilter( const String& rFilter )
{
	String sFilter( rFilter );
	if ( mpImp->isShowFilterExtensionEnabled() )
		sFilter = mpImp->getFilterWithExtension( rFilter );
	mpImp->setFilter( sFilter );
}

// ------------------------------------------------------------------------
uno::Reference < XFilePicker > FileDialogHelper::GetFilePicker() const
{
	return mpImp->mxFileDlg;
}

// ------------------------------------------------------------------------
sal_Int16 FileDialogHelper::getDialogType( sal_Int64 nFlags ) const
{
	sal_Int16 nDialogType = FILEOPEN_SIMPLE;

	if ( nFlags & WB_SAVEAS )
	{
		if ( nFlags & SFXWB_PASSWORD )
			nDialogType = FILESAVE_AUTOEXTENSION_PASSWORD;
		else
			nDialogType = FILESAVE_SIMPLE;
	}
	else if ( nFlags & SFXWB_GRAPHIC )
	{
		if ( nFlags & SFXWB_SHOWSTYLES )
			nDialogType = FILEOPEN_LINK_PREVIEW_IMAGE_TEMPLATE;
		else
			nDialogType = FILEOPEN_LINK_PREVIEW;
	}
	else if ( SFXWB_INSERT != ( nFlags & SFXWB_INSERT ) )
		nDialogType = FILEOPEN_READONLY_VERSION;

	return nDialogType;
}

// ------------------------------------------------------------------------
// XFilePickerListener Methods
// ------------------------------------------------------------------------
void SAL_CALL FileDialogHelper::FileSelectionChanged( const FilePickerEvent& aEvent )
{
	mpImp->handleFileSelectionChanged( aEvent );
}

// ------------------------------------------------------------------------
void SAL_CALL FileDialogHelper::DirectoryChanged( const FilePickerEvent& aEvent )
{
	mpImp->handleDirectoryChanged( aEvent );
}

// ------------------------------------------------------------------------
OUString SAL_CALL FileDialogHelper::HelpRequested( const FilePickerEvent& aEvent )
{
	return mpImp->handleHelpRequested( aEvent );
}

// ------------------------------------------------------------------------
void SAL_CALL FileDialogHelper::ControlStateChanged( const FilePickerEvent& aEvent )
{
	mpImp->handleControlStateChanged( aEvent );
}

// ------------------------------------------------------------------------
void SAL_CALL FileDialogHelper::DialogSizeChanged()
{
    mpImp->handleDialogSizeChanged();
}

// ------------------------------------------------------------------------
void SAL_CALL FileDialogHelper::DialogClosed( const DialogClosedEvent& _rEvent )
{
    m_nError = ( RET_OK == _rEvent.DialogResult ) ? ERRCODE_NONE : ERRCODE_ABORT;
    if ( m_aDialogClosedLink.IsSet() )
        m_aDialogClosedLink.Call( this );
}

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

ErrCode FileOpenDialog_Impl( sal_Int64 nFlags,
                             const String& rFact,
                             SvStringsDtor *& rpURLList,
                             String& rFilter,
                             SfxItemSet *& rpSet,
                             const String* pPath,
							 sal_Int16 nDialog,
							 const String& rStandardDir,
							 const ::com::sun::star::uno::Sequence< ::rtl::OUString >& rBlackList )
{
	ErrCode nRet;
	FileDialogHelper aDialog( nFlags, rFact, nDialog, 0, 0, rStandardDir, rBlackList );

    String aPath;
    if ( pPath )
        aPath = *pPath;

    nRet = aDialog.Execute( rpURLList, rpSet, rFilter, aPath );
	DBG_ASSERT( rFilter.SearchAscii(": ") == STRING_NOTFOUND, "Old filter name used!");

	return nRet;
}


// ------------------------------------------------------------------------
String EncodeSpaces_Impl( const String& rSource )
{
	String sRet( rSource );
	sRet.SearchAndReplaceAll( DEFINE_CONST_UNICODE( " " ), DEFINE_CONST_UNICODE( "%20" ) );
	return sRet;
}

// ------------------------------------------------------------------------
String DecodeSpaces_Impl( const String& rSource )
{
	String sRet( rSource );
	sRet.SearchAndReplaceAll( DEFINE_CONST_UNICODE( "%20" ), DEFINE_CONST_UNICODE( " " ) );
	return sRet;
}

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

}	// end of namespace sfx2