Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 874 insertions, 0 deletions

diff --git a/sfx2/source/control/thumbnailviewacc.cxx b/sfx2/source/control/thumbnailviewacc.cxx
new file mode 100644
index 000000000..4492980cc
--- /dev/null
+++ b/sfx2/source/control/thumbnailviewacc.cxx
@@ -0,0 +1,874 @@
+/* -*- 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 "thumbnailviewacc.hxx"
+
+#include <comphelper/servicehelper.hxx>
+#include <sfx2/thumbnailview.hxx>
+#include <sfx2/thumbnailviewitem.hxx>
+#include <unotools/accessiblestatesethelper.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/settings.hxx>
+#include <sal/log.hxx>
+#include <tools/debug.hxx>
+#include <tools/diagnose_ex.h>
+
+#include <com/sun/star/accessibility/AccessibleEventId.hpp>
+#include <com/sun/star/accessibility/AccessibleRole.hpp>
+#include <com/sun/star/accessibility/AccessibleStateType.hpp>
+#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
+
+using namespace ::com::sun::star;
+
+ThumbnailViewAcc::ThumbnailViewAcc( ThumbnailView* pParent ) :
+    mpParent( pParent )
+{
+}
+
+ThumbnailViewAcc::~ThumbnailViewAcc()
+{
+}
+
+const uno::Sequence< sal_Int8 >& ThumbnailViewAcc::getUnoTunnelId()
+{
+    static const comphelper::UnoIdInit theSfxValueSetAccUnoTunnelId;
+    return theSfxValueSetAccUnoTunnelId.getSeq();
+}
+
+ThumbnailViewAcc* ThumbnailViewAcc::getImplementation( const uno::Reference< uno::XInterface >& rxData )
+    noexcept
+{
+    try
+    {
+        return comphelper::getFromUnoTunnel<ThumbnailViewAcc>(rxData);
+    }
+    catch(const css::uno::Exception&)
+    {
+        return nullptr;
+    }
+}
+
+uno::Reference< accessibility::XAccessibleContext > SAL_CALL ThumbnailViewAcc::getAccessibleContext()
+{
+    ThrowIfDisposed();
+    return this;
+}
+
+sal_Int32 SAL_CALL ThumbnailViewAcc::getAccessibleChildCount()
+{
+    const SolarMutexGuard aSolarGuard;
+    ThrowIfDisposed();
+
+    sal_Int32 nCount = mpParent->ImplGetVisibleItemCount();
+    return nCount;
+}
+
+uno::Reference< accessibility::XAccessible > SAL_CALL ThumbnailViewAcc::getAccessibleChild( sal_Int32 i )
+{
+    ThrowIfDisposed();
+    const SolarMutexGuard aSolarGuard;
+    ThumbnailViewItem* pItem = getItem (sal::static_int_cast< sal_uInt16 >(i));
+
+    if( !pItem )
+        throw lang::IndexOutOfBoundsException();
+
+    uno::Reference< accessibility::XAccessible >  xRet = pItem->GetAccessible( /*bIsTransientChildrenDisabled*/false );
+    return xRet;
+}
+
+uno::Reference< accessibility::XAccessible > SAL_CALL ThumbnailViewAcc::getAccessibleParent()
+{
+    ThrowIfDisposed();
+    const SolarMutexGuard aSolarGuard;
+    return mpParent->GetDrawingArea()->get_accessible_parent();
+}
+
+sal_Int32 SAL_CALL ThumbnailViewAcc::getAccessibleIndexInParent()
+{
+    ThrowIfDisposed();
+    const SolarMutexGuard aSolarGuard;
+
+    // -1 for child not found/no parent (according to specification)
+    sal_Int32 nRet = -1;
+
+    uno::Reference<accessibility::XAccessible> xParent(getAccessibleParent());
+    if (!xParent)
+        return nRet;
+
+    try
+    {
+        uno::Reference<accessibility::XAccessibleContext> xParentContext(xParent->getAccessibleContext());
+
+        //  iterate over parent's children and search for this object
+        if ( xParentContext.is() )
+        {
+            sal_Int32 nChildCount = xParentContext->getAccessibleChildCount();
+            for ( sal_Int32 nChild = 0; ( nChild < nChildCount ) && ( -1 == nRet ); ++nChild )
+            {
+                uno::Reference<XAccessible> xChild(xParentContext->getAccessibleChild(nChild));
+                if ( xChild.get() == this )
+                    nRet = nChild;
+            }
+        }
+    }
+    catch (const uno::Exception&)
+    {
+        TOOLS_WARN_EXCEPTION( "sfx", "OAccessibleContextHelper::getAccessibleIndexInParent" );
+    }
+
+    return nRet;
+}
+
+sal_Int16 SAL_CALL ThumbnailViewAcc::getAccessibleRole()
+{
+    ThrowIfDisposed();
+    // #i73746# As the Java Access Bridge (v 2.0.1) uses "managesDescendants"
+    // always if the role is LIST, we need a different role in this case
+    return accessibility::AccessibleRole::LIST;
+}
+
+OUString SAL_CALL ThumbnailViewAcc::getAccessibleDescription()
+{
+    ThrowIfDisposed();
+    return "ThumbnailView";
+}
+
+OUString SAL_CALL ThumbnailViewAcc::getAccessibleName()
+{
+    ThrowIfDisposed();
+    const SolarMutexGuard aSolarGuard;
+    OUString              aRet;
+
+    if (mpParent)
+    {
+        aRet = mpParent->GetAccessibleName();
+    }
+
+    return aRet;
+}
+
+uno::Reference< accessibility::XAccessibleRelationSet > SAL_CALL ThumbnailViewAcc::getAccessibleRelationSet()
+{
+    ThrowIfDisposed();
+    return uno::Reference< accessibility::XAccessibleRelationSet >();
+}
+
+uno::Reference< accessibility::XAccessibleStateSet > SAL_CALL ThumbnailViewAcc::getAccessibleStateSet()
+{
+    ThrowIfDisposed();
+    rtl::Reference<::utl::AccessibleStateSetHelper> pStateSet = new ::utl::AccessibleStateSetHelper();
+
+    // Set some states.
+    pStateSet->AddState (accessibility::AccessibleStateType::ENABLED);
+    pStateSet->AddState (accessibility::AccessibleStateType::SENSITIVE);
+    pStateSet->AddState (accessibility::AccessibleStateType::SHOWING);
+    pStateSet->AddState (accessibility::AccessibleStateType::VISIBLE);
+    pStateSet->AddState (accessibility::AccessibleStateType::MANAGES_DESCENDANTS);
+    pStateSet->AddState (accessibility::AccessibleStateType::FOCUSABLE);
+
+    return pStateSet;
+}
+
+lang::Locale SAL_CALL ThumbnailViewAcc::getLocale()
+{
+    ThrowIfDisposed();
+    const SolarMutexGuard aSolarGuard;
+    uno::Reference< accessibility::XAccessible >    xParent( getAccessibleParent() );
+    lang::Locale                                    aRet( "", "", "" );
+
+    if( xParent.is() )
+    {
+        uno::Reference< accessibility::XAccessibleContext > xParentContext( xParent->getAccessibleContext() );
+
+        if( xParentContext.is() )
+            aRet = xParentContext->getLocale ();
+    }
+
+    return aRet;
+}
+
+void SAL_CALL ThumbnailViewAcc::addAccessibleEventListener( const uno::Reference< accessibility::XAccessibleEventListener >& rxListener )
+{
+    ThrowIfDisposed();
+    std::unique_lock aGuard (m_aMutex);
+
+    if( !rxListener.is() )
+        return;
+
+    bool bFound = false;
+
+    for (auto const& eventListener : mxEventListeners)
+    {
+        if( eventListener == rxListener )
+        {
+            bFound = true;
+            break;
+        }
+    }
+
+    if (!bFound)
+        mxEventListeners.push_back( rxListener );
+}
+
+void SAL_CALL ThumbnailViewAcc::removeAccessibleEventListener( const uno::Reference< accessibility::XAccessibleEventListener >& rxListener )
+{
+    ThrowIfDisposed();
+    std::unique_lock aGuard (m_aMutex);
+
+    if( rxListener.is() )
+    {
+        std::vector< uno::Reference< accessibility::XAccessibleEventListener > >::iterator aIter =
+            std::find(mxEventListeners.begin(), mxEventListeners.end(), rxListener);
+
+        if (aIter != mxEventListeners.end())
+            mxEventListeners.erase( aIter );
+    }
+}
+
+sal_Bool SAL_CALL ThumbnailViewAcc::containsPoint( const awt::Point& aPoint )
+{
+    ThrowIfDisposed();
+    const awt::Rectangle    aRect( getBounds() );
+    const Point             aSize( aRect.Width, aRect.Height );
+    const Point             aNullPoint, aTestPoint( aPoint.X, aPoint.Y );
+
+    return tools::Rectangle( aNullPoint, aSize ).Contains( aTestPoint );
+}
+
+uno::Reference< accessibility::XAccessible > SAL_CALL ThumbnailViewAcc::getAccessibleAtPoint( const awt::Point& aPoint )
+{
+    ThrowIfDisposed();
+    const SolarMutexGuard aSolarGuard;
+    const sal_uInt16                                    nItemId = mpParent->GetItemId( Point( aPoint.X, aPoint.Y ) );
+    uno::Reference< accessibility::XAccessible >    xRet;
+
+    if ( nItemId )
+    {
+        const size_t nItemPos = mpParent->GetItemPos( nItemId );
+
+        if( THUMBNAILVIEW_ITEM_NONEITEM != nItemPos )
+        {
+            ThumbnailViewItem *const pItem = mpParent->mFilteredItemList[nItemPos];
+            xRet = pItem->GetAccessible( /*bIsTransientChildrenDisabled*/false );
+        }
+    }
+
+    return xRet;
+}
+
+awt::Rectangle SAL_CALL ThumbnailViewAcc::getBounds()
+{
+    ThrowIfDisposed();
+    const SolarMutexGuard aSolarGuard;
+    const Point         aOutPos;
+    const Size          aOutSize( mpParent->GetOutputSizePixel() );
+    awt::Rectangle      aRet;
+
+    aRet.X = aOutPos.X();
+    aRet.Y = aOutPos.Y();
+    aRet.Width = aOutSize.Width();
+    aRet.Height = aOutSize.Height();
+
+    return aRet;
+}
+
+awt::Point SAL_CALL ThumbnailViewAcc::getLocation()
+{
+    ThrowIfDisposed();
+    const awt::Rectangle    aRect( getBounds() );
+    awt::Point              aRet;
+
+    aRet.X = aRect.X;
+    aRet.Y = aRect.Y;
+
+    return aRet;
+}
+
+awt::Point SAL_CALL ThumbnailViewAcc::getLocationOnScreen()
+{
+    ThrowIfDisposed();
+    const SolarMutexGuard aSolarGuard;
+    awt::Point aScreenLoc(0, 0);
+
+    uno::Reference<accessibility::XAccessible> xParent(getAccessibleParent());
+    if (xParent)
+    {
+        uno::Reference<accessibility::XAccessibleContext> xParentContext(xParent->getAccessibleContext());
+        uno::Reference<accessibility::XAccessibleComponent> xParentComponent(xParentContext, css::uno::UNO_QUERY);
+        OSL_ENSURE( xParentComponent.is(), "ThumbnailViewAcc::getLocationOnScreen: no parent component!" );
+        if ( xParentComponent.is() )
+        {
+            awt::Point aParentScreenLoc( xParentComponent->getLocationOnScreen() );
+            awt::Point aOwnRelativeLoc( getLocation() );
+            aScreenLoc.X = aParentScreenLoc.X + aOwnRelativeLoc.X;
+            aScreenLoc.Y = aParentScreenLoc.Y + aOwnRelativeLoc.Y;
+        }
+    }
+
+    return aScreenLoc;
+}
+
+awt::Size SAL_CALL ThumbnailViewAcc::getSize()
+{
+    ThrowIfDisposed();
+    const awt::Rectangle    aRect( getBounds() );
+    awt::Size               aRet;
+
+    aRet.Width = aRect.Width;
+    aRet.Height = aRect.Height;
+
+    return aRet;
+}
+
+void SAL_CALL ThumbnailViewAcc::grabFocus()
+{
+    ThrowIfDisposed();
+    const SolarMutexGuard aSolarGuard;
+    mpParent->GrabFocus();
+}
+
+sal_Int32 SAL_CALL ThumbnailViewAcc::getForeground(  )
+{
+    ThrowIfDisposed();
+    Color nColor = Application::GetSettings().GetStyleSettings().GetWindowTextColor();
+    return static_cast<sal_Int32>(nColor);
+}
+
+sal_Int32 SAL_CALL ThumbnailViewAcc::getBackground(  )
+{
+    ThrowIfDisposed();
+    Color nColor = Application::GetSettings().GetStyleSettings().GetWindowColor();
+    return static_cast<sal_Int32>(nColor);
+}
+
+void SAL_CALL ThumbnailViewAcc::selectAccessibleChild( sal_Int32 nChildIndex )
+{
+    ThrowIfDisposed();
+    const SolarMutexGuard aSolarGuard;
+    ThumbnailViewItem* pItem = getItem (sal::static_int_cast< sal_uInt16 >(nChildIndex));
+
+    if(pItem == nullptr)
+        throw lang::IndexOutOfBoundsException();
+
+    mpParent->SelectItem( pItem->mnId );
+}
+
+sal_Bool SAL_CALL ThumbnailViewAcc::isAccessibleChildSelected( sal_Int32 nChildIndex )
+{
+    ThrowIfDisposed();
+    const SolarMutexGuard aSolarGuard;
+    ThumbnailViewItem* pItem = getItem (sal::static_int_cast< sal_uInt16 >(nChildIndex));
+
+    if (pItem == nullptr)
+        throw lang::IndexOutOfBoundsException();
+
+    return mpParent->IsItemSelected( pItem->mnId );
+}
+
+void SAL_CALL ThumbnailViewAcc::clearAccessibleSelection()
+{
+    ThrowIfDisposed();
+}
+
+void SAL_CALL ThumbnailViewAcc::selectAllAccessibleChildren()
+{
+    ThrowIfDisposed();
+    // unsupported due to single selection only
+}
+
+sal_Int32 SAL_CALL ThumbnailViewAcc::getSelectedAccessibleChildCount()
+{
+    ThrowIfDisposed();
+    const SolarMutexGuard aSolarGuard;
+    sal_Int32           nRet = 0;
+
+    for( sal_uInt16 i = 0, nCount = getItemCount(); i < nCount; i++ )
+    {
+        ThumbnailViewItem* pItem = getItem (i);
+
+        if( pItem && mpParent->IsItemSelected( pItem->mnId ) )
+            ++nRet;
+    }
+
+    return nRet;
+}
+
+uno::Reference< accessibility::XAccessible > SAL_CALL ThumbnailViewAcc::getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex )
+{
+    ThrowIfDisposed();
+    const SolarMutexGuard aSolarGuard;
+    uno::Reference< accessibility::XAccessible >    xRet;
+
+    for( sal_uInt16 i = 0, nCount = getItemCount(), nSel = 0; ( i < nCount ) && !xRet.is(); i++ )
+    {
+        ThumbnailViewItem* pItem = getItem(i);
+
+        if( pItem && mpParent->IsItemSelected( pItem->mnId ) && ( nSelectedChildIndex == static_cast< sal_Int32 >( nSel++ ) ) )
+            xRet = pItem->GetAccessible( /*bIsTransientChildrenDisabled*/false );
+    }
+
+    return xRet;
+}
+
+void SAL_CALL ThumbnailViewAcc::deselectAccessibleChild( sal_Int32 )
+{
+    ThrowIfDisposed();
+    const SolarMutexGuard aSolarGuard;
+    // Because of the single selection we can reset the whole selection when
+    // the specified child is currently selected.
+//FIXME TODO    if (isAccessibleChildSelected(nChildIndex))
+//FIXME TODO        ;
+}
+
+sal_Int64 SAL_CALL ThumbnailViewAcc::getSomething( const uno::Sequence< sal_Int8 >& rId )
+{
+    return comphelper::getSomethingImpl(rId, this);
+}
+
+void ThumbnailViewAcc::disposing(std::unique_lock<std::mutex>& rGuard)
+{
+    ::std::vector<uno::Reference<accessibility::XAccessibleEventListener> > aListenerListCopy;
+
+    // unlock because we need to take solar and the lock mutex in the correct order
+    rGuard.unlock();
+    {
+        const SolarMutexGuard aSolarGuard;
+        std::unique_lock aGuard (m_aMutex);
+
+        // Reset the pointer to the parent.  It has to be the one who has
+        // disposed us because he is dying.
+        mpParent = nullptr;
+
+        if (mxEventListeners.empty())
+            return;
+
+        // Make a copy of the list and clear the original.
+        aListenerListCopy = std::move(mxEventListeners);
+    }
+
+    // Inform all listeners that this objects is disposing.
+    lang::EventObject aEvent (static_cast<accessibility::XAccessible*>(this));
+    for (auto const& listener : aListenerListCopy)
+    {
+        try
+        {
+            listener->disposing (aEvent);
+        }
+        catch(const uno::Exception&)
+        {
+            // Ignore exceptions.
+        }
+    }
+}
+
+sal_uInt16 ThumbnailViewAcc::getItemCount() const
+{
+    return mpParent->ImplGetVisibleItemCount();
+}
+
+ThumbnailViewItem* ThumbnailViewAcc::getItem (sal_uInt16 nIndex) const
+{
+    return mpParent->ImplGetVisibleItem (nIndex);
+}
+
+void ThumbnailViewAcc::ThrowIfDisposed()
+{
+    if (m_bDisposed)
+    {
+        SAL_WARN("sfx", "Calling disposed object. Throwing exception:");
+        throw lang::DisposedException (
+            "object has been already disposed",
+            static_cast<uno::XWeak*>(this));
+    }
+    else
+    {
+        DBG_ASSERT (mpParent!=nullptr, "ValueSetAcc not disposed but mpParent == NULL");
+    }
+}
+
+ThumbnailViewItemAcc::ThumbnailViewItemAcc( ThumbnailViewItem* pParent, bool bIsTransientChildrenDisabled ) :
+    mpParent( pParent ),
+    mbIsTransientChildrenDisabled( bIsTransientChildrenDisabled )
+{
+}
+
+ThumbnailViewItemAcc::~ThumbnailViewItemAcc()
+{
+}
+
+void ThumbnailViewItemAcc::ParentDestroyed()
+{
+    std::scoped_lock aGuard( maMutex );
+    mpParent = nullptr;
+}
+
+void ThumbnailViewAcc::FireAccessibleEvent( short nEventId, const uno::Any& rOldValue, const uno::Any& rNewValue )
+{
+    if( !nEventId )
+        return;
+
+    ::std::vector< uno::Reference< accessibility::XAccessibleEventListener > > aTmpListeners( mxEventListeners );
+    accessibility::AccessibleEventObject aEvtObject;
+
+    aEvtObject.EventId = nEventId;
+    aEvtObject.Source = static_cast<uno::XWeak*>(this);
+    aEvtObject.NewValue = rNewValue;
+    aEvtObject.OldValue = rOldValue;
+
+    for (auto const& tmpListener : aTmpListeners)
+    {
+        try
+        {
+            tmpListener->notifyEvent( aEvtObject );
+        }
+        catch(const uno::Exception&)
+        {
+        }
+    }
+}
+
+const uno::Sequence< sal_Int8 >& ThumbnailViewItemAcc::getUnoTunnelId()
+{
+    static const comphelper::UnoIdInit theValueItemAccUnoTunnelId;
+    return theValueItemAccUnoTunnelId.getSeq();
+}
+
+ThumbnailViewItemAcc* ThumbnailViewItemAcc::getImplementation( const uno::Reference< uno::XInterface >& rxData )
+    noexcept
+{
+    try
+    {
+        return comphelper::getFromUnoTunnel<ThumbnailViewItemAcc>(rxData);
+    }
+    catch(const css::uno::Exception&)
+    {
+        return nullptr;
+    }
+}
+
+void ThumbnailViewAcc::GetFocus()
+{
+    // Broadcast the state change.
+    css::uno::Any aOldState, aNewState;
+    aNewState <<= css::accessibility::AccessibleStateType::FOCUSED;
+    FireAccessibleEvent(
+        css::accessibility::AccessibleEventId::STATE_CHANGED,
+        aOldState, aNewState);
+}
+
+void ThumbnailViewAcc::LoseFocus()
+{
+    // Broadcast the state change.
+    css::uno::Any aOldState, aNewState;
+    aOldState <<= css::accessibility::AccessibleStateType::FOCUSED;
+    FireAccessibleEvent(
+        css::accessibility::AccessibleEventId::STATE_CHANGED,
+        aOldState, aNewState);
+}
+
+uno::Reference< accessibility::XAccessibleContext > SAL_CALL ThumbnailViewItemAcc::getAccessibleContext()
+{
+    return this;
+}
+
+sal_Int32 SAL_CALL ThumbnailViewItemAcc::getAccessibleChildCount()
+{
+    return 0;
+}
+
+uno::Reference< accessibility::XAccessible > SAL_CALL ThumbnailViewItemAcc::getAccessibleChild( sal_Int32 )
+{
+    throw lang::IndexOutOfBoundsException();
+}
+
+uno::Reference< accessibility::XAccessible > SAL_CALL ThumbnailViewItemAcc::getAccessibleParent()
+{
+    const SolarMutexGuard aSolarGuard;
+    uno::Reference< accessibility::XAccessible >    xRet;
+
+    if( mpParent )
+        xRet = mpParent->mrParent.getAccessible();
+
+    return xRet;
+}
+
+sal_Int32 SAL_CALL ThumbnailViewItemAcc::getAccessibleIndexInParent()
+{
+    const SolarMutexGuard aSolarGuard;
+    // The index defaults to -1 to indicate the child does not belong to its
+    // parent.
+    sal_Int32 nIndexInParent = -1;
+
+    if( mpParent )
+    {
+        bool bDone = false;
+
+        sal_uInt16 nCount = mpParent->mrParent.ImplGetVisibleItemCount();
+        ThumbnailViewItem* pItem;
+        for (sal_uInt16 i=0; i<nCount && !bDone; i++)
+        {
+            // Guard the retrieval of the i-th child with a try/catch block
+            // just in case the number of children changes in the meantime.
+            try
+            {
+                pItem = mpParent->mrParent.ImplGetVisibleItem (i);
+            }
+            catch (const lang::IndexOutOfBoundsException&)
+            {
+                pItem = nullptr;
+            }
+
+            // Do not create an accessible object for the test.
+            if (pItem != nullptr && pItem->mxAcc.is())
+                if (pItem->GetAccessible( mbIsTransientChildrenDisabled ).get() == this )
+                {
+                    nIndexInParent = i;
+                    bDone = true;
+                }
+        }
+    }
+
+    return nIndexInParent;
+}
+
+sal_Int16 SAL_CALL ThumbnailViewItemAcc::getAccessibleRole()
+{
+    return accessibility::AccessibleRole::LIST_ITEM;
+}
+
+OUString SAL_CALL ThumbnailViewItemAcc::getAccessibleDescription()
+{
+    return OUString();
+}
+
+OUString SAL_CALL ThumbnailViewItemAcc::getAccessibleName()
+{
+    const SolarMutexGuard aSolarGuard;
+    OUString aRet;
+
+    if( mpParent )
+    {
+        aRet = mpParent->maTitle;
+
+        if( aRet.isEmpty() )
+        {
+            aRet = "Item " + OUString::number(static_cast<sal_Int32>(mpParent->mnId));
+        }
+    }
+
+    return aRet;
+}
+
+uno::Reference< accessibility::XAccessibleRelationSet > SAL_CALL ThumbnailViewItemAcc::getAccessibleRelationSet()
+{
+    return uno::Reference< accessibility::XAccessibleRelationSet >();
+}
+
+uno::Reference< accessibility::XAccessibleStateSet > SAL_CALL ThumbnailViewItemAcc::getAccessibleStateSet()
+{
+    const SolarMutexGuard aSolarGuard;
+    rtl::Reference<::utl::AccessibleStateSetHelper> pStateSet = new ::utl::AccessibleStateSetHelper;
+
+    if( mpParent )
+    {
+        pStateSet->AddState (accessibility::AccessibleStateType::ENABLED);
+        pStateSet->AddState (accessibility::AccessibleStateType::SENSITIVE);
+        pStateSet->AddState (accessibility::AccessibleStateType::SHOWING);
+        pStateSet->AddState (accessibility::AccessibleStateType::VISIBLE);
+        if ( !mbIsTransientChildrenDisabled )
+            pStateSet->AddState (accessibility::AccessibleStateType::TRANSIENT);
+
+        // SELECTABLE
+        pStateSet->AddState( accessibility::AccessibleStateType::SELECTABLE );
+        //      pStateSet->AddState( accessibility::AccessibleStateType::FOCUSABLE );
+
+        // SELECTED
+        if( mpParent->isSelected() )
+        {
+            pStateSet->AddState( accessibility::AccessibleStateType::SELECTED );
+            //              pStateSet->AddState( accessibility::AccessibleStateType::FOCUSED );
+        }
+    }
+
+    return pStateSet;
+}
+
+lang::Locale SAL_CALL ThumbnailViewItemAcc::getLocale()
+{
+    const SolarMutexGuard aSolarGuard;
+    uno::Reference< accessibility::XAccessible >    xParent( getAccessibleParent() );
+    lang::Locale                                    aRet( "", "", "" );
+
+    if( xParent.is() )
+    {
+        uno::Reference< accessibility::XAccessibleContext > xParentContext( xParent->getAccessibleContext() );
+
+        if( xParentContext.is() )
+            aRet = xParentContext->getLocale();
+    }
+
+    return aRet;
+}
+
+void SAL_CALL ThumbnailViewItemAcc::addAccessibleEventListener( const uno::Reference< accessibility::XAccessibleEventListener >& rxListener )
+{
+    std::scoped_lock aGuard( maMutex );
+
+    if( !rxListener.is() )
+        return;
+
+    bool bFound = false;
+
+    for (auto const& eventListener : mxEventListeners)
+    {
+        if( eventListener == rxListener )
+        {
+            bFound = true;
+            break;
+        }
+    }
+
+    if (!bFound)
+        mxEventListeners.push_back( rxListener );
+}
+
+void SAL_CALL ThumbnailViewItemAcc::removeAccessibleEventListener( const uno::Reference< accessibility::XAccessibleEventListener >& rxListener )
+{
+    std::scoped_lock aGuard( maMutex );
+
+    if( rxListener.is() )
+    {
+        std::vector< uno::Reference< accessibility::XAccessibleEventListener > >::iterator aIter =
+            std::find(mxEventListeners.begin(), mxEventListeners.end(), rxListener);
+
+        if (aIter != mxEventListeners.end())
+            mxEventListeners.erase( aIter );
+    }
+}
+
+sal_Bool SAL_CALL ThumbnailViewItemAcc::containsPoint( const awt::Point& aPoint )
+{
+    const awt::Rectangle    aRect( getBounds() );
+    const Point             aSize( aRect.Width, aRect.Height );
+    const Point             aNullPoint, aTestPoint( aPoint.X, aPoint.Y );
+
+    return tools::Rectangle( aNullPoint, aSize ).Contains( aTestPoint );
+}
+
+uno::Reference< accessibility::XAccessible > SAL_CALL ThumbnailViewItemAcc::getAccessibleAtPoint( const awt::Point& )
+{
+    uno::Reference< accessibility::XAccessible > xRet;
+    return xRet;
+}
+
+awt::Rectangle SAL_CALL ThumbnailViewItemAcc::getBounds()
+{
+    const SolarMutexGuard aSolarGuard;
+    awt::Rectangle      aRet;
+
+    if( mpParent )
+    {
+        tools::Rectangle   aRect( mpParent->getDrawArea() );
+        tools::Rectangle   aParentRect;
+
+        // get position of the accessible parent in screen coordinates
+        uno::Reference< XAccessible > xParent = getAccessibleParent();
+        if ( xParent.is() )
+        {
+            uno::Reference<XAccessibleComponent> xParentComponent(xParent->getAccessibleContext(), uno::UNO_QUERY);
+            if (xParentComponent.is())
+            {
+                awt::Size aParentSize = xParentComponent->getSize();
+                aParentRect = tools::Rectangle(0, 0, aParentSize.Width, aParentSize.Height);
+            }
+        }
+
+        aRect.Intersection( aParentRect );
+
+        aRet.X = aRect.Left();
+        aRet.Y = aRect.Top();
+        aRet.Width = aRect.GetWidth();
+        aRet.Height = aRect.GetHeight();
+    }
+
+    return aRet;
+}
+
+awt::Point SAL_CALL ThumbnailViewItemAcc::getLocation()
+{
+    const awt::Rectangle    aRect( getBounds() );
+    awt::Point              aRet;
+
+    aRet.X = aRect.X;
+    aRet.Y = aRect.Y;
+
+    return aRet;
+}
+
+// get position of the accessible parent in screen coordinates
+awt::Point SAL_CALL ThumbnailViewItemAcc::getLocationOnScreen()
+{
+    const SolarMutexGuard aSolarGuard;
+    awt::Point          aRet;
+
+    if (mpParent)
+    {
+        const Point aPos = mpParent->getDrawArea().TopLeft();
+        const Point aScreenPos(mpParent->mrParent.GetDrawingArea()->get_accessible_location_on_screen());
+
+        aRet.X = aPos.X() + aScreenPos.X();
+        aRet.Y = aPos.Y() + aScreenPos.X();
+    }
+
+    return aRet;
+}
+
+awt::Size SAL_CALL ThumbnailViewItemAcc::getSize()
+{
+    const awt::Rectangle    aRect( getBounds() );
+    awt::Size               aRet;
+
+    aRet.Width = aRect.Width;
+    aRet.Height = aRect.Height;
+
+    return aRet;
+}
+
+void SAL_CALL ThumbnailViewItemAcc::grabFocus()
+{
+    // nothing to do
+}
+
+sal_Int32 SAL_CALL ThumbnailViewItemAcc::getForeground(  )
+{
+    Color nColor = Application::GetSettings().GetStyleSettings().GetWindowTextColor();
+    return static_cast<sal_Int32>(nColor);
+}
+
+sal_Int32 SAL_CALL ThumbnailViewItemAcc::getBackground(  )
+{
+    return static_cast<sal_Int32>(Application::GetSettings().GetStyleSettings().GetWindowColor());
+}
+
+sal_Int64 SAL_CALL ThumbnailViewItemAcc::getSomething( const uno::Sequence< sal_Int8 >& rId )
+{
+    return comphelper::getSomethingImpl(rId, this);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */