1 files changed, 84 insertions, 0 deletions
diff --git a/sc/source/core/inc/ddelink.hxx b/sc/source/core/inc/ddelink.hxx
new file mode 100644
index 000000000..6baa7cee4
--- /dev/null
+++ b/sc/source/core/inc/ddelink.hxx
@@ -0,0 +1,84 @@
+/* -*- 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 .
+ */
+
+#pragma once
+
+#include <sfx2/lnkbase.hxx>
+#include <svl/broadcast.hxx>
+#include <types.hxx>
+
+namespace com::sun::star::uno { class Any; }
+
+class ScDocument;
+class ScMultipleReadHeader;
+class ScMultipleWriteHeader;
+class SvStream;
+
+class ScDdeLink final : public ::sfx2::SvBaseLink, public SvtBroadcaster
+{
+private:
+static bool bIsInUpdate;
+
+    ScDocument&     rDoc;
+
+    OUString        aAppl;          // connection/ link data
+    OUString        aTopic;
+    OUString        aItem;
+    sal_uInt8       nMode;          // number format mode
+
+    bool            bNeedUpdate;    // is set, if update was not possible
+
+    ScMatrixRef     pResult;
+
+public:
+
+            ScDdeLink( ScDocument& rD,
+                        const OUString& rA, const OUString& rT, const OUString& rI,
+                        sal_uInt8 nM );
+            ScDdeLink( ScDocument& rD, SvStream& rStream, ScMultipleReadHeader& rHdr );
+            ScDdeLink( ScDocument& rD, const ScDdeLink& rOther );
+    virtual ~ScDdeLink() override;
+
+    void            Store( SvStream& rStream, ScMultipleWriteHeader& rHdr ) const;
+
+                    // SvBaseLink override:
+    virtual ::sfx2::SvBaseLink::UpdateResult DataChanged(
+        const OUString& rMimeType, const css::uno::Any & rValue ) override;
+
+                    // SvtBroadcaster override:
+    virtual void    ListenersGone() override;
+
+                    // for interpreter:
+
+    const ScMatrix* GetResult() const;
+    void            SetResult( const ScMatrixRef& pRes );
+
+    const OUString&   GetAppl() const     { return aAppl; }
+    const OUString&   GetTopic() const    { return aTopic; }
+    const OUString&   GetItem() const     { return aItem; }
+    sal_uInt8       GetMode() const     { return nMode; }
+
+    void            TryUpdate();
+
+    bool            NeedsUpdate() const { return bNeedUpdate; }
+
+    static bool     IsInUpdate()        { return bIsInUpdate; }
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */