Qt5 minimal "native" file picker

Change-Id: I99d8213d23b09b6cb1e398359ad05c8fa702a8e0

1 files changed, 787 insertions, 0 deletions

diff --git a/vcl/qt5/Qt5FilePicker.cxx b/vcl/qt5/Qt5FilePicker.cxx
new file mode 100644
index 000000000000..cb599b6822a7
--- /dev/null
+++ b/vcl/qt5/Qt5FilePicker.cxx
@@ -0,0 +1,787 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include "Qt5FilePicker.hxx"
+#include <Qt5FilePicker.moc>
+
+#include "Qt5Frame.hxx"
+#include "Qt5Tools.hxx"
+#include "Qt5Widget.hxx"
+
+#include <com/sun/star/lang/DisposedException.hpp>
+#include <com/sun/star/lang/IllegalArgumentException.hpp>
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+#include <com/sun/star/ui/dialogs/CommonFilePickerElementIds.hpp>
+#include <com/sun/star/ui/dialogs/ControlActions.hpp>
+#include <com/sun/star/ui/dialogs/ExecutableDialogResults.hpp>
+#include <com/sun/star/ui/dialogs/ExtendedFilePickerElementIds.hpp>
+#include <com/sun/star/ui/dialogs/TemplateDescription.hpp>
+#include <cppuhelper/interfacecontainer.h>
+#include <cppuhelper/supportsservice.hxx>
+
+#include <QtCore/QDebug>
+#include <QtCore/QRegularExpression>
+#include <QtCore/QThread>
+#include <QtCore/QUrl>
+#include <QtGui/QClipboard>
+#include <QtGui/QWindow>
+#include <QtWidgets/QApplication>
+#include <QtWidgets/QCheckBox>
+#include <QtWidgets/QComboBox>
+#include <QtWidgets/QGridLayout>
+#include <QtWidgets/QHBoxLayout>
+#include <QtWidgets/QLabel>
+#include <QtWidgets/QMessageBox>
+#include <QtWidgets/QPushButton>
+#include <QtWidgets/QWidget>
+
+#include <unx/geninst.h>
+#include <strings.hrc>
+
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::ui::dialogs;
+using namespace ::com::sun::star::ui::dialogs::TemplateDescription;
+using namespace ::com::sun::star::ui::dialogs::ExtendedFilePickerElementIds;
+using namespace ::com::sun::star::ui::dialogs::CommonFilePickerElementIds;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::uno;
+
+namespace
+{
+    uno::Sequence<OUString> SAL_CALL FilePicker_getSupportedServiceNames()
+    {
+        uno::Sequence<OUString> aRet(3);
+        aRet[0] = "com.sun.star.ui.dialogs.FilePicker";
+        aRet[1] = "com.sun.star.ui.dialogs.SystemFilePicker";
+        aRet[2] = "com.sun.star.ui.dialogs.Qt5FilePicker";
+        return aRet;
+    }
+}
+
+Qt5FilePicker::Qt5FilePicker( QFileDialog::FileMode eMode )
+    : Qt5FilePicker_Base( m_aHelperMutex )
+{
+SAL_DEBUG( "Qt5FilePicker::Qt5FilePicker" );
+    m_pFileDialog = new QFileDialog();
+    m_pOptionsDialog = new QDialog();
+
+    m_pFileDialog->setFileMode( eMode );
+//    m_pFileDialog->setWindowModality( Qt::WindowModal );
+    m_pFileDialog->setWindowModality( Qt::ApplicationModal );
+    m_pOptionsDialog->setWindowModality( Qt::WindowModal );
+
+    setMultiSelectionMode( false );
+
+    // XExecutableDialog functions
+    connect( this, SIGNAL( setTitleSignal( const OUString & ) ),
+             this, SLOT( setTitleSlot( const OUString & ) ), Qt::BlockingQueuedConnection );
+    connect( this, SIGNAL( executeSignal() ),
+             this, SLOT( executeSlot() ), Qt::BlockingQueuedConnection );
+
+    // XFilePicker functions
+    connect( this, SIGNAL( setMultiSelectionModeSignal( bool ) ),
+             this, SLOT( setMultiSelectionModeSlot( bool ) ), Qt::BlockingQueuedConnection );
+    connect( this, SIGNAL( setDefaultNameSignal( const OUString & ) ),
+             this, SLOT( setDefaultNameSlot( const OUString & ) ), Qt::BlockingQueuedConnection );
+    connect( this, SIGNAL( setDisplayDirectorySignal( const OUString & ) ),
+             this, SLOT( setDisplayDirectorySlot( const OUString & ) ), Qt::BlockingQueuedConnection );
+    connect( this, SIGNAL( getDisplayDirectorySignal() ),
+             this, SLOT( getDisplayDirectorySlot() ), Qt::BlockingQueuedConnection );
+    connect( this, SIGNAL( getFilesSignal() ),
+             this, SLOT( getFilesSlot() ), Qt::BlockingQueuedConnection );
+
+    // XFilterManager functions
+    connect( this, SIGNAL( appendFilterSignal( const OUString &, const OUString & ) ),
+             this, SLOT( appendFilterSlot( const OUString &, const OUString & ) ), Qt::BlockingQueuedConnection );
+    connect( this, SIGNAL( setCurrentFilterSignal( const OUString & ) ),
+             this, SLOT( setCurrentFilterSlot( const OUString & ) ), Qt::BlockingQueuedConnection );
+    connect( this, SIGNAL( getCurrentFilterSignal() ),
+             this, SLOT( getCurrentFilterSlot() ), Qt::BlockingQueuedConnection );
+
+    // XFilterGroupManager functions
+    connect( this, SIGNAL( appendFilterGroupSignal( const OUString &, const css::uno::Sequence< css::beans::StringPair > & ) ),
+             this, SLOT( appendFilterGroupSlot( const OUString &, const css::uno::Sequence< css::beans::StringPair > & ) ), Qt::BlockingQueuedConnection );
+
+    // XFilePickerControlAccess functions
+    connect( this, SIGNAL( setValueSignal( sal_Int16, sal_Int16, const css::uno::Any & ) ),
+             this, SLOT( setValueSlot( sal_Int16, sal_Int16, const css::uno::Any & ) ), Qt::BlockingQueuedConnection );
+    connect( this, SIGNAL( getValueSignal( sal_Int16, sal_Int16 ) ),
+             this, SLOT( getValueSlot( sal_Int16, sal_Int16 ) ), Qt::BlockingQueuedConnection );
+    connect( this, SIGNAL( enableControlSignal( sal_Int16, bool ) ),
+             this, SLOT( enableControlSlot( sal_Int16, bool ) ), Qt::BlockingQueuedConnection );
+    connect( this, SIGNAL( setLabelSignal( sal_Int16, const OUString & ) ),
+             this, SLOT( setLabelSlot( sal_Int16, const OUString & ) ), Qt::BlockingQueuedConnection );
+    connect( this, SIGNAL( getLabelSignal( sal_Int16 ) ),
+             this, SLOT( getLabelSlot( sal_Int16 ) ), Qt::BlockingQueuedConnection );
+
+    // XFilePicker2 functions
+    connect( this, SIGNAL( getSelectedFilesSignal() ),
+             this, SLOT( getSelectedFilesSlot() ), Qt::BlockingQueuedConnection );
+
+    // XInitialization
+    connect( this, SIGNAL( initializeSignal( const css::uno::Sequence< css::uno::Any > & ) ),
+             this, SLOT( initializeSlot( const css::uno::Sequence< css::uno::Any > & ) ), Qt::BlockingQueuedConnection );
+
+    // Destructor proxy
+    connect( this, SIGNAL( cleanupProxySignal() ), this, SLOT( cleanupProxy() ), Qt::BlockingQueuedConnection );
+
+    // XFilePickerListener notifications
+    connect( m_pFileDialog, SIGNAL( filterSelected(const QString&) ), this, SLOT( filterSelected(const QString&) ));
+    connect( m_pFileDialog, SIGNAL( selectionChanged() ), this, SLOT( selectionChanged() ));
+}
+
+Qt5FilePicker::~Qt5FilePicker()
+{
+    cleanupProxy();
+}
+
+void Qt5FilePicker::cleanupProxy()
+{
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT cleanupProxySignal();
+    }
+    delete m_pOptionsDialog;
+}
+
+void SAL_CALL Qt5FilePicker::addFilePickerListener( const uno::Reference<XFilePickerListener>& xListener )
+{
+    SolarMutexGuard aGuard;
+    m_xListener = xListener;
+}
+
+void SAL_CALL Qt5FilePicker::removeFilePickerListener( const uno::Reference<XFilePickerListener>& )
+{
+    SolarMutexGuard aGuard;
+    m_xListener.clear();
+}
+
+void SAL_CALL Qt5FilePicker::setTitle( const OUString &title )
+{
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT setTitleSignal( title );
+    }
+
+    m_pOptionsDialog->setWindowTitle( toQString(title) );
+}
+
+sal_Int16 SAL_CALL Qt5FilePicker::execute()
+{
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT executeSignal();
+    }
+
+    vcl::Window *pWindow = ::Application::GetActiveTopWindow();
+    assert( pWindow );
+    Qt5Widget *pTransientParent = nullptr;
+    QWindow *pTransientWindow = nullptr;
+    if( pWindow )
+    {
+        Qt5Frame *pFrame = dynamic_cast<Qt5Frame *>( pWindow->ImplGetFrame() );
+        assert( pFrame );
+        if( pFrame )
+        {
+            pTransientParent = static_cast<Qt5Widget *>( pFrame->GetQWidget() );
+            pTransientWindow = pTransientParent->window()->windowHandle();
+        }
+    }
+
+    m_pFileDialog->setNameFilters( m_aNamedFilterList );
+    if( !m_aCurrentFilterTitle.isNull() )
+    {
+        int i = 0;
+        for( ; i < m_aFilterTitleList.size(); ++i )
+            if( m_aCurrentFilterTitle == m_aFilterTitleList[ i ] )
+            {
+                m_pFileDialog->selectNameFilter( m_aNamedFilterList[ i ] );
+                break;
+            }
+        assert( i < m_aFilterTitleList.size() );
+    }
+
+    if( pTransientParent )
+    {
+        m_pFileDialog->show();
+        m_pFileDialog->window()->windowHandle()->setTransientParent( pTransientWindow );
+        m_pFileDialog->setFocusProxy( pTransientParent );
+//        pTransientParent->setMouseTracking( false );
+    }
+    int result = m_pFileDialog->exec();
+    if( pTransientParent )
+//        pTransientParent->setMouseTracking( true );
+    if( QFileDialog::Rejected == result )
+        return ExecutableDialogResults::CANCEL;
+
+    if ( !m_aCustomWidgetsMap.empty() )
+    {
+        m_pFilenameLabel->setText( m_pFileDialog->selectedUrls()[ 0 ].url() );
+        QString filter = m_pFileDialog->selectedNameFilter();
+        int pos = filter.indexOf(" (");
+        if( pos >= 0 )
+            filter.truncate( pos );
+        m_pFilterLabel->setText( filter );
+
+        if( pTransientParent )
+        {
+            m_pOptionsDialog->show();
+            m_pOptionsDialog->window()->windowHandle()->setTransientParent( pTransientWindow );
+            m_pOptionsDialog->setFocusProxy( pTransientParent );
+        }
+        result = m_pOptionsDialog->exec();
+        if( QFileDialog::Rejected == result )
+            return ExecutableDialogResults::CANCEL;
+    }
+
+    return ExecutableDialogResults::OK;
+}
+
+void SAL_CALL Qt5FilePicker::setMultiSelectionMode( sal_Bool multiSelect )
+{
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT setMultiSelectionModeSignal( multiSelect );
+    }
+
+    if( multiSelect )
+        m_pFileDialog->setFileMode( QFileDialog::ExistingFiles );
+    else
+        m_pFileDialog->setFileMode( QFileDialog::ExistingFile );
+}
+
+void SAL_CALL Qt5FilePicker::setDefaultName( const OUString &name )
+{
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT setDefaultNameSignal( name );
+    }
+    m_pFileDialog->selectFile( toQString( name ) );
+}
+
+void SAL_CALL Qt5FilePicker::setDisplayDirectory( const OUString &dir )
+{
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT setDisplayDirectorySignal( dir );
+    }
+    m_pFileDialog->setDirectory( toQString( dir ) );
+}
+
+OUString SAL_CALL Qt5FilePicker::getDisplayDirectory()
+{
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT getDisplayDirectorySignal();
+    }
+    return toOUString( m_pFileDialog->directoryUrl().toString() );
+}
+
+uno::Sequence< OUString > SAL_CALL Qt5FilePicker::getFiles()
+{
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT getFilesSignal();
+    }
+    uno::Sequence< OUString > seq = getSelectedFiles();
+    if (seq.getLength() > 1)
+        seq.realloc(1);
+    return seq;
+}
+
+uno::Sequence< OUString > SAL_CALL Qt5FilePicker::getSelectedFiles()
+{
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT getSelectedFilesSignal();
+    }
+    QList<QUrl> urls = m_pFileDialog->selectedUrls();
+    uno::Sequence< OUString > seq( urls.size() );
+    int i = 0;
+    foreach( const QUrl& url, urls )
+        seq[ i++ ]= toOUString( url.toString() );
+    return seq;
+}
+
+void SAL_CALL Qt5FilePicker::appendFilter( const OUString &title, const OUString &filter )
+{
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT appendFilterSignal( title, filter );
+    }
+
+    QString t = toQString(title);
+    QString f = toQString(filter);
+
+    // '/' need to be escaped else they are assumed to be mime types by kfiledialog
+    //see the docs
+    t.replace("/", "\\/");
+
+    int pos = t.indexOf(" (");
+    if( pos >= 0 )
+        t.truncate( pos );
+
+    // openoffice gives us filters separated by ';' qt dialogs just want space separated
+    f.replace(";", " ");
+
+    // make sure "*.*" is not used as "all files"
+    f.replace("*.*", "*");
+
+    m_aFilterTitleList.append( toQString( title ) );
+    m_aNamedFilterList.append( QString("%1 (%2)").arg(t).arg(f) );
+}
+
+void SAL_CALL Qt5FilePicker::setCurrentFilter( const OUString &title )
+{
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT setCurrentFilterSignal( title );
+    }
+
+    m_aCurrentFilterTitle = toQString( title );
+}
+
+OUString SAL_CALL Qt5FilePicker::getCurrentFilter()
+{
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT getCurrentFilterSignal();
+    }
+
+    QString filter = m_pFileDialog->selectedNameFilter();
+    for( int i = 0; i < m_aNamedFilterList.size(); ++i )
+        if( filter == m_aNamedFilterList[ i ] )
+            return toOUString( m_aFilterTitleList[ i ] );
+    SAL_DEBUG( "vcl.qt5 " << m_aNamedFilterList.size() << " Unknown filter: " << toOUString( filter ) );
+    assert( !"Selected filter not in filter list?! " );
+    return OUString( "" );
+}
+
+void SAL_CALL Qt5FilePicker::appendFilterGroup( const OUString& rGroupTitle, const uno::Sequence<beans::StringPair>& filters)
+{
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT appendFilterGroupSignal( rGroupTitle, filters );
+    }
+
+    const sal_uInt16 length = filters.getLength();
+    for (sal_uInt16 i = 0; i < length; ++i)
+    {
+        beans::StringPair aPair = filters[i];
+        appendFilter( aPair.First, aPair.Second );
+    }
+}
+
+void SAL_CALL Qt5FilePicker::setValue( sal_Int16 controlId, sal_Int16 nControlAction, const uno::Any &value )
+{
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT setValueSignal( controlId, nControlAction, value );
+    }
+
+    if (m_aCustomWidgetsMap.contains( controlId )) {
+        QCheckBox* cb = dynamic_cast<QCheckBox*>( m_aCustomWidgetsMap.value( controlId ));
+        if (cb)
+            cb->setChecked(value.get<bool>());
+    }
+    else
+        SAL_WARN( "vcl", "set label on unknown control " << controlId );
+}
+
+uno::Any SAL_CALL Qt5FilePicker::getValue( sal_Int16 controlId, sal_Int16 nControlAction )
+{
+    if (CHECKBOX_AUTOEXTENSION == controlId)
+        // We ignore this one and rely on QFileDialog to provide the function.
+        // Always return false, to pretend we do not support this, otherwise
+        // LO core would try to be smart and cut the extension in some places,
+        // interfering with QFileDialog's handling of it. QFileDialog also
+        // saves the value of the setting, so LO core is not needed for that either.
+        return uno::Any( false );
+
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT getValueSignal( controlId, nControlAction );
+    }
+
+    uno::Any res(false);
+    if (m_aCustomWidgetsMap.contains( controlId )) {
+        QCheckBox* cb = dynamic_cast<QCheckBox*>( m_aCustomWidgetsMap.value( controlId ));
+        if (cb)
+            res <<= cb->isChecked();
+    }
+    else
+        SAL_WARN( "vcl", "get value on unknown control " << controlId );
+
+    return res;
+}
+
+void SAL_CALL Qt5FilePicker::enableControl( sal_Int16 controlId, sal_Bool enable )
+{
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT enableControlSignal( controlId, enable );
+    }
+
+    if (m_aCustomWidgetsMap.contains( controlId ))
+        m_aCustomWidgetsMap.value( controlId )->setEnabled( enable );
+    else
+        SAL_WARN( "vcl", "enable unknown control " << controlId );
+}
+
+void SAL_CALL Qt5FilePicker::setLabel( sal_Int16 controlId, const OUString &label )
+{
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT setLabelSignal( controlId, label );
+    }
+
+    if (m_aCustomWidgetsMap.contains( controlId )) {
+        QCheckBox* cb = dynamic_cast<QCheckBox*>( m_aCustomWidgetsMap.value( controlId ));
+        if (cb)
+            cb->setText( toQString(label) );
+    }
+    else
+        SAL_WARN( "vcl", "set label on unknown control " << controlId );
+}
+
+OUString SAL_CALL Qt5FilePicker::getLabel(sal_Int16 controlId)
+{
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT getLabelSignal( controlId );
+    }
+
+    QString label;
+    if (m_aCustomWidgetsMap.contains( controlId )) {
+        QCheckBox* cb = dynamic_cast<QCheckBox*>( m_aCustomWidgetsMap.value( controlId ));
+        if (cb)
+            label = cb->text();
+    }
+    else
+        SAL_WARN( "vcl", "get label on unknown control " << controlId );
+
+    return toOUString(label);
+}
+
+QString Qt5FilePicker::getResString(const char *pResId)
+{
+    QString aResString;
+
+    if (pResId == nullptr)
+        return aResString;
+
+    aResString = toQString(VclResId(pResId));
+
+    return aResString.replace('~', '&');
+}
+
+void Qt5FilePicker::addCustomControl(QGridLayout *pLayout, sal_Int16 controlId)
+{
+    QWidget* widget = nullptr;
+    QWidget* label = nullptr;
+    const char* resId = nullptr;
+
+    switch (controlId)
+    {
+        case CHECKBOX_AUTOEXTENSION:
+            resId = STR_FPICKER_AUTO_EXTENSION;
+            break;
+        case CHECKBOX_PASSWORD:
+            resId = STR_FPICKER_PASSWORD;
+            break;
+        case CHECKBOX_FILTEROPTIONS:
+            resId = STR_FPICKER_FILTER_OPTIONS;
+            break;
+        case CHECKBOX_READONLY:
+            resId = STR_FPICKER_READONLY;
+            break;
+        case CHECKBOX_LINK:
+            resId = STR_FPICKER_INSERT_AS_LINK;
+            break;
+        case CHECKBOX_PREVIEW:
+            resId = STR_FPICKER_SHOW_PREVIEW;
+            break;
+        case CHECKBOX_SELECTION:
+            resId = STR_FPICKER_SELECTION;
+            break;
+        case PUSHBUTTON_PLAY:
+            resId = STR_FPICKER_PLAY;
+            break;
+        case LISTBOX_VERSION:
+            resId = STR_FPICKER_VERSION;
+            break;
+        case LISTBOX_TEMPLATE:
+            resId = STR_FPICKER_TEMPLATES;
+            break;
+        case LISTBOX_IMAGE_TEMPLATE:
+            resId = STR_FPICKER_IMAGE_TEMPLATE;
+            break;
+        case LISTBOX_VERSION_LABEL:
+        case LISTBOX_TEMPLATE_LABEL:
+        case LISTBOX_IMAGE_TEMPLATE_LABEL:
+        case LISTBOX_FILTER_SELECTOR:
+            break;
+    }
+
+    switch (controlId)
+    {
+        case CHECKBOX_AUTOEXTENSION:
+        case CHECKBOX_PASSWORD:
+        case CHECKBOX_FILTEROPTIONS:
+        case CHECKBOX_READONLY:
+        case CHECKBOX_LINK:
+        case CHECKBOX_PREVIEW:
+        case CHECKBOX_SELECTION:
+            widget = new QCheckBox(getResString(resId), m_pOptionsDialog);
+            break;
+        case PUSHBUTTON_PLAY:
+            break;
+        case LISTBOX_VERSION:
+        case LISTBOX_TEMPLATE:
+        case LISTBOX_IMAGE_TEMPLATE:
+        case LISTBOX_FILTER_SELECTOR:
+            label = new QLabel( getResString(resId), m_pOptionsDialog );
+            widget = new QComboBox( m_pOptionsDialog );
+            break;
+        case LISTBOX_VERSION_LABEL:
+        case LISTBOX_TEMPLATE_LABEL:
+        case LISTBOX_IMAGE_TEMPLATE_LABEL:
+            break;
+    }
+
+    if( widget )
+    {
+        const int row = pLayout->rowCount();
+        if( label )
+            pLayout->addWidget( label, row, 0 );
+        pLayout->addWidget( widget, row, 1 );
+        m_aCustomWidgetsMap.insert( controlId, widget );
+    }
+}
+
+void SAL_CALL Qt5FilePicker::initialize( const uno::Sequence<uno::Any> &args )
+{
+    if( qApp->thread() != QThread::currentThread() ) {
+        SolarMutexReleaser aReleaser;
+        return Q_EMIT initializeSignal( args );
+    }
+
+    m_aNamedFilterList.clear();
+    m_aFilterTitleList.clear();
+    m_aCurrentFilterTitle.clear();
+
+    // parameter checking
+    uno::Any arg;
+    if (args.getLength() == 0)
+    {
+        throw lang::IllegalArgumentException(
+                "no arguments",
+                static_cast< XFilePicker2* >( this ), 1 );
+    }
+
+    arg = args[0];
+
+    if (( arg.getValueType() != cppu::UnoType<sal_Int16>::get()) &&
+        ( arg.getValueType() != cppu::UnoType<sal_Int8>::get()))
+    {
+        throw lang::IllegalArgumentException(
+                "invalid argument type",
+                static_cast< XFilePicker2* >( this ), 1 );
+    }
+
+    QGridLayout *pLayout = new QGridLayout();
+    m_pOptionsDialog->setLayout( pLayout );
+    pLayout->addWidget( new QLabel( "Filename:" ), 0, 0 );
+    m_pFilenameLabel = new QLabel();
+    pLayout->addWidget( m_pFilenameLabel, 0, 1 );
+    pLayout->addWidget( new QLabel( "Type:" ), 1, 0 );
+    m_pFilterLabel = new QLabel();
+    pLayout->addWidget( m_pFilterLabel, 1, 1 );
+
+    sal_Int16 templateId = -1;
+    arg >>= templateId;
+
+    QFileDialog::AcceptMode acceptMode = QFileDialog::AcceptOpen;
+    switch ( templateId )
+    {
+        case FILEOPEN_SIMPLE:
+            break;
+
+        case FILESAVE_SIMPLE:
+            acceptMode = QFileDialog::AcceptSave;
+            break;
+
+        case FILESAVE_AUTOEXTENSION:
+            acceptMode = QFileDialog::AcceptSave;
+            addCustomControl( pLayout, CHECKBOX_AUTOEXTENSION );
+            break;
+
+        case FILESAVE_AUTOEXTENSION_PASSWORD:
+            acceptMode = QFileDialog::AcceptSave;
+            addCustomControl( pLayout, CHECKBOX_AUTOEXTENSION );
+            addCustomControl( pLayout, CHECKBOX_PASSWORD );
+            break;
+
+        case FILESAVE_AUTOEXTENSION_PASSWORD_FILTEROPTIONS:
+            acceptMode = QFileDialog::AcceptSave;
+            addCustomControl( pLayout, CHECKBOX_AUTOEXTENSION );
+            addCustomControl( pLayout, CHECKBOX_PASSWORD );
+            addCustomControl( pLayout, CHECKBOX_FILTEROPTIONS );
+            break;
+
+        case FILESAVE_AUTOEXTENSION_SELECTION:
+            acceptMode = QFileDialog::AcceptSave;
+            addCustomControl( pLayout, CHECKBOX_AUTOEXTENSION );
+            addCustomControl( pLayout, CHECKBOX_SELECTION );
+            break;
+
+        case FILESAVE_AUTOEXTENSION_TEMPLATE:
+            acceptMode = QFileDialog::AcceptSave;
+            addCustomControl( pLayout, CHECKBOX_AUTOEXTENSION );
+            addCustomControl( pLayout, LISTBOX_TEMPLATE );
+            break;
+
+        case FILEOPEN_LINK_PREVIEW_IMAGE_TEMPLATE:
+            addCustomControl( pLayout, CHECKBOX_LINK );
+            addCustomControl( pLayout, CHECKBOX_PREVIEW );
+            addCustomControl( pLayout, LISTBOX_IMAGE_TEMPLATE );
+            break;
+
+        case FILEOPEN_PLAY:
+            addCustomControl( pLayout, PUSHBUTTON_PLAY );
+            break;
+
+        case FILEOPEN_LINK_PLAY:
+            addCustomControl( pLayout, CHECKBOX_LINK );
+            addCustomControl( pLayout, PUSHBUTTON_PLAY );
+            break;
+
+        case FILEOPEN_READONLY_VERSION:
+            addCustomControl( pLayout, CHECKBOX_READONLY );
+            addCustomControl( pLayout, LISTBOX_VERSION );
+            break;
+
+        case FILEOPEN_LINK_PREVIEW:
+            addCustomControl( pLayout, CHECKBOX_LINK );
+            addCustomControl( pLayout, CHECKBOX_PREVIEW );
+            break;
+
+        case FILEOPEN_PREVIEW:
+            addCustomControl( pLayout, CHECKBOX_PREVIEW );
+            break;
+
+        default:
+            throw lang::IllegalArgumentException(
+                    "Unknown template",
+                    static_cast< XFilePicker2* >( this ),
+                    1 );
+    }
+
+    if( !m_aCustomWidgetsMap.empty() )
+    {
+        QHBoxLayout *pHBoxLayout = new QHBoxLayout();
+        pLayout->addLayout( pHBoxLayout, pLayout->rowCount(), 0, 1, 2 );
+        pHBoxLayout->addStretch();
+        QPushButton *pButton = new QPushButton( "Ok" );
+        connect( pButton, SIGNAL(clicked()), m_pOptionsDialog, SLOT(accept()) );
+        pHBoxLayout->addWidget( pButton );
+        pButton = new QPushButton( "Cancel" );
+        connect( pButton, SIGNAL(clicked()), m_pOptionsDialog, SLOT(reject()) );
+        pHBoxLayout->addWidget( pButton );
+    }
+
+    const char *resId = nullptr;
+    switch ( acceptMode )
+    {
+    case QFileDialog::AcceptOpen:
+        resId = STR_FPICKER_OPEN;
+        break;
+    case QFileDialog::AcceptSave:
+        resId = STR_FPICKER_SAVE;
+        m_pFileDialog->setFileMode( QFileDialog::AnyFile );
+        break;
+    }
+
+    m_pFileDialog->setAcceptMode( acceptMode );
+    m_pFileDialog->setWindowTitle( getResString(resId) );
+}
+
+void SAL_CALL Qt5FilePicker::cancel()
+{
+
+}
+
+void SAL_CALL Qt5FilePicker::disposing( const lang::EventObject &rEvent )
+{
+    uno::Reference<XFilePickerListener> xFilePickerListener( rEvent.Source, uno::UNO_QUERY );
+
+    if ( xFilePickerListener.is() )
+    {
+        removeFilePickerListener( xFilePickerListener );
+    }
+}
+
+OUString SAL_CALL Qt5FilePicker::getImplementationName()
+{
+    return OUString( "com.sun.star.ui.dialogs.Qt5FilePicker" );
+}
+
+sal_Bool SAL_CALL Qt5FilePicker::supportsService( const OUString& ServiceName )
+{
+    return cppu::supportsService(this, ServiceName);
+}
+
+uno::Sequence< OUString > SAL_CALL Qt5FilePicker::getSupportedServiceNames()
+{
+    return FilePicker_getSupportedServiceNames();
+}
+
+void Qt5FilePicker::filterSelected(const QString &)
+{
+    FilePickerEvent aEvent;
+    aEvent.ElementId = LISTBOX_FILTER;
+    SAL_INFO( "vcl", "filter changed" );
+    if (m_xListener.is())
+        m_xListener->controlStateChanged( aEvent );
+}
+
+void Qt5FilePicker::selectionChanged()
+{
+    FilePickerEvent aEvent;
+    SAL_INFO( "vcl", "file selection changed" );
+    if (m_xListener.is())
+        m_xListener->fileSelectionChanged( aEvent );
+}
+
+OUString Qt5FilePicker::getDirectory()
+{
+    uno::Sequence< OUString > seq = getSelectedFiles();
+    if (seq.getLength() > 1)
+        seq.realloc(1);
+    return seq[ 0 ];
+}
+
+void Qt5FilePicker::setDescription( const OUString& )
+{
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */