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, 238 insertions, 0 deletions

diff --git a/sd/source/ui/accessibility/AccessibleOutlineView.cxx b/sd/source/ui/accessibility/AccessibleOutlineView.cxx
new file mode 100644
index 000000000..4e020efef
--- /dev/null
+++ b/sd/source/ui/accessibility/AccessibleOutlineView.cxx
@@ -0,0 +1,238 @@
+/* -*- 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: */