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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /sd/source/ui/accessibility/AccessibleOutlineView.cxx
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sd/source/ui/accessibility/AccessibleOutlineView.cxx')
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1 files changed, 238 insertions, 0 deletions
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <com/sun/star/accessibility/AccessibleEventId.hpp>
+
+#include <sal/log.hxx>
+#include <vcl/svapp.hxx>
+#include <Window.hxx>
+#include <OutlineViewShell.hxx>
+#include <DrawDocShell.hxx>
+#include <OutlineView.hxx>
+#include <View.hxx>
+#include <AccessibleOutlineView.hxx>
+#include <AccessibleOutlineEditSource.hxx>
+#include <drawdoc.hxx>
+#include <strings.hrc>
+#include <sdresid.hxx>
+
+#include <memory>
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::accessibility;
+
+namespace accessibility {
+
+//===== internal ============================================================
+
+AccessibleOutlineView::AccessibleOutlineView (
+ ::sd::Window* pSdWindow,
+ ::sd::OutlineViewShell* pViewShell,
+ const uno::Reference<frame::XController>& rxController,
+ const uno::Reference<XAccessible>& rxParent)
+ : AccessibleDocumentViewBase (pSdWindow, pViewShell, rxController, rxParent),
+ maTextHelper( ::std::unique_ptr< SvxEditSource >() )
+{
+ SolarMutexGuard aGuard;
+
+ // Beware! Here we leave the paths of the UNO API and descend into the
+ // depths of the core. Necessary for making the edit engine accessible.
+ if (!pSdWindow)
+ return;
+
+ ::sd::View* pView = pViewShell->GetView();
+
+ auto pShellView = dynamic_cast<::sd::OutlineView* >( pView );
+ if(!pShellView)
+ return;
+
+ OutlinerView* pOutlineView = pShellView->GetViewByWindow( pSdWindow );
+ SdrOutliner& rOutliner = pShellView->GetOutliner();
+
+ if( pOutlineView )
+ {
+ maTextHelper.SetEditSource( ::std::unique_ptr< SvxEditSource >( new AccessibleOutlineEditSource(
+ rOutliner, *pView, *pOutlineView, *pSdWindow ) ) );
+ }
+}
+
+AccessibleOutlineView::~AccessibleOutlineView()
+{
+}
+
+void AccessibleOutlineView::Init()
+{
+ // Set event source _before_ starting to listen
+ maTextHelper.SetEventSource(this);
+
+ AccessibleDocumentViewBase::Init ();
+}
+
+void AccessibleOutlineView::ViewForwarderChanged()
+{
+ AccessibleDocumentViewBase::ViewForwarderChanged();
+
+ UpdateChildren();
+}
+
+//===== XAccessibleContext ==================================================
+
+sal_Int32 SAL_CALL
+ AccessibleOutlineView::getAccessibleChildCount()
+{
+ ThrowIfDisposed ();
+
+ // forward
+ return maTextHelper.GetChildCount();
+}
+
+uno::Reference<XAccessible> SAL_CALL
+ AccessibleOutlineView::getAccessibleChild (sal_Int32 nIndex)
+{
+ ThrowIfDisposed ();
+ // Forward request to children manager.
+ return maTextHelper.GetChild(nIndex);
+}
+
+OUString SAL_CALL
+ AccessibleOutlineView::getAccessibleName()
+{
+ SolarMutexGuard g;
+
+ OUString sName = SdResId(SID_SD_A11Y_D_PRESENTATION);
+ ::sd::View* pSdView = static_cast< ::sd::View* >( maShapeTreeInfo.GetSdrView() );
+ if ( pSdView )
+ {
+ SdDrawDocument& rDoc = pSdView->GetDoc();
+ OUString sFileName = rDoc.getDocAccTitle();
+ if (sFileName.isEmpty())
+ {
+ ::sd::DrawDocShell* pDocSh = pSdView->GetDocSh();
+ if ( pDocSh )
+ {
+ sFileName = pDocSh->GetTitle( SFX_TITLE_APINAME );
+ }
+ }
+ if (!sFileName.isEmpty())
+ {
+ sName = sFileName + " - " + sName;
+ }
+ }
+ return sName;
+}
+
+//===== XAccessibleEventBroadcaster ========================================
+
+void SAL_CALL AccessibleOutlineView::addAccessibleEventListener( const uno::Reference< XAccessibleEventListener >& xListener )
+{
+ // delegate listener handling to children manager.
+ if ( ! IsDisposed())
+ maTextHelper.AddEventListener(xListener);
+ AccessibleContextBase::addEventListener(xListener);
+}
+
+void SAL_CALL AccessibleOutlineView::removeAccessibleEventListener( const uno::Reference< XAccessibleEventListener >& xListener )
+{
+ // forward
+ if ( ! IsDisposed())
+ maTextHelper.RemoveEventListener(xListener);
+ AccessibleContextBase::removeEventListener(xListener);
+}
+
+// XServiceInfo
+
+OUString SAL_CALL
+ AccessibleOutlineView::getImplementationName()
+{
+ return "AccessibleOutlineView";
+}
+
+//===== XEventListener ======================================================
+
+//===== protected internal ==================================================
+
+void AccessibleOutlineView::Activated()
+{
+ SolarMutexGuard aGuard;
+
+ // delegate listener handling to children manager.
+ maTextHelper.SetFocus();
+}
+
+void AccessibleOutlineView::Deactivated()
+{
+ SolarMutexGuard aGuard;
+
+ // delegate listener handling to children manager.
+ maTextHelper.SetFocus(false);
+}
+
+void SAL_CALL AccessibleOutlineView::disposing()
+{
+ // dispose children
+ maTextHelper.Dispose();
+
+ AccessibleDocumentViewBase::disposing ();
+}
+
+//===== XPropertyChangeListener =============================================
+
+void SAL_CALL
+ AccessibleOutlineView::propertyChange (const beans::PropertyChangeEvent& rEventObject)
+{
+ ThrowIfDisposed ();
+
+ AccessibleDocumentViewBase::propertyChange (rEventObject);
+
+ //add page switch event for slide show mode
+ if (rEventObject.PropertyName == "CurrentPage" ||
+ rEventObject.PropertyName == "PageChange")
+ {
+ // The current page changed. Update the children accordingly.
+ UpdateChildren();
+ CommitChange(AccessibleEventId::PAGE_CHANGED,rEventObject.NewValue, rEventObject.OldValue);
+ }
+ else if ( rEventObject.PropertyName == "VisibleArea" )
+ {
+ // The visible area changed. Update the children accordingly.
+ UpdateChildren();
+ }
+ else
+ {
+ SAL_INFO("sd", "unhandled");
+ }
+}
+
+/// Create a name for this view.
+OUString AccessibleOutlineView::CreateAccessibleName()
+{
+ return SdResId(SID_SD_A11Y_I_OUTLINEVIEW_N);
+}
+
+void AccessibleOutlineView::UpdateChildren()
+{
+ SolarMutexGuard aGuard;
+
+ // Update visible children
+ maTextHelper.UpdateChildren();
+}
+
+} // end of namespace accessibility
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */