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-rw-r--r--sd/source/ui/func/sdundogr.cxx66
1 files changed, 66 insertions, 0 deletions
diff --git a/sd/source/ui/func/sdundogr.cxx b/sd/source/ui/func/sdundogr.cxx
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index 000000000..a2e97386d
--- /dev/null
+++ b/sd/source/ui/func/sdundogr.cxx
@@ -0,0 +1,66 @@
+/* -*- 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 <sdundogr.hxx>
+#include <tools/long.hxx>
+
+SdUndoGroup::~SdUndoGroup() = default;
+
+bool SdUndoGroup::Merge(SfxUndoAction* pNextAction)
+{
+ bool bRet = false;
+
+ if (auto pSdUndoAction = dynamic_cast<SdUndoAction*>(pNextAction))
+ {
+ SdUndoAction* pClone = pSdUndoAction->Clone();
+
+ if (pClone)
+ {
+ AddAction(pClone);
+ bRet = true;
+ }
+ }
+
+ return bRet;
+}
+
+/**
+ * Undo, reverse order of execution
+ */
+void SdUndoGroup::Undo()
+{
+ ::tools::Long nLast = aCtn.size();
+ for (::tools::Long nAction = nLast - 1; nAction >= 0; nAction--)
+ {
+ aCtn[nAction]->Undo();
+ }
+}
+
+void SdUndoGroup::Redo()
+{
+ size_t nLast = aCtn.size();
+ for (size_t nAction = 0; nAction < nLast; nAction++)
+ {
+ aCtn[nAction]->Redo();
+ }
+}
+
+void SdUndoGroup::AddAction(SdUndoAction* pAction) { aCtn.emplace_back(pAction); }
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */