1 files changed, 58 insertions, 0 deletions
diff --git a/sd/source/core/undo/undomanager.cxx b/sd/source/core/undo/undomanager.cxx
new file mode 100644
index 000000000..672fe00e1
--- /dev/null
+++ b/sd/source/core/undo/undomanager.cxx
@@ -0,0 +1,58 @@
+/* -*- 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 <undo/undomanager.hxx>
+
+using namespace sd;
+
+UndoManager::UndoManager()
+  : mpLinkedUndoManager(nullptr)
+{
+}
+
+void UndoManager::EnterListAction(const OUString &rComment, const OUString& rRepeatComment, sal_uInt16 nId, ViewShellId nViewShellId)
+{
+    if( !IsDoing() )
+    {
+        ClearLinkedRedoActions();
+        SdrUndoManager::EnterListAction( rComment, rRepeatComment, nId, nViewShellId );
+    }
+}
+
+void UndoManager::AddUndoAction( std::unique_ptr<SfxUndoAction> pAction, bool bTryMerg /* = sal_False */ )
+{
+    if( !IsDoing() )
+    {
+        ClearLinkedRedoActions();
+        SdrUndoManager::AddUndoAction( std::move(pAction), bTryMerg );
+    }
+}
+
+void UndoManager::SetLinkedUndoManager (SfxUndoManager* pLinkedUndoManager)
+{
+    mpLinkedUndoManager = pLinkedUndoManager;
+}
+
+void UndoManager::ClearLinkedRedoActions()
+{
+    if (mpLinkedUndoManager != nullptr)
+        mpLinkedUndoManager->ClearRedo();
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */