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diff --git a/include/vcl/timer.hxx b/include/vcl/timer.hxx
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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 .
+ */
+
+#ifndef INCLUDED_VCL_TIMER_HXX
+#define INCLUDED_VCL_TIMER_HXX
+
+#include <tools/link.hxx>
+#include <vcl/task.hxx>
+
+class VCL_DLLPUBLIC Timer : public Task
+{
+ Link<Timer *, void> maInvokeHandler; ///< Callback Link
+ sal_uInt64 mnTimeout;
+ const bool mbAuto;
+
+protected:
+ virtual void SetDeletionFlags() override;
+ virtual sal_uInt64 UpdateMinPeriod( sal_uInt64 nTimeNow ) const override;
+
+ Timer( bool bAuto, const char *pDebugName );
+
+public:
+ Timer( const char *pDebugName );
+ Timer( const Timer& rTimer );
+ virtual ~Timer() override;
+ Timer& operator=( const Timer& rTimer );
+
+ /**
+ * Calls the maInvokeHandler with the parameter this.
+ */
+ virtual void Invoke() override;
+ /**
+ * Calls the maInvokeHandler with the parameter.
+ *
+ * Convenience Invoke function, mainly used to call with nullptr.
+ *
+ * @param arg parameter for the Link::Call function
+ */
+ void Invoke( Timer *arg );
+ void SetInvokeHandler( const Link<Timer *, void>& rLink ) { maInvokeHandler = rLink; }
+ void ClearInvokeHandler() { SetInvokeHandler( Link<Timer *, void>() ); }
+
+ void SetTimeout( sal_uInt64 nTimeoutMs );
+ sal_uInt64 GetTimeout() const { return mnTimeout; }
+ virtual void Start(bool bStartTimer = true) override;
+};
+
+/// An auto-timer is a multi-shot timer re-emitting itself at
+/// interval until destroyed or stopped.
+class VCL_DLLPUBLIC AutoTimer : public Timer
+{
+public:
+ AutoTimer( const char *pDebugName );
+};
+
+/// Value suitable as a timeout user input into an EditBox to an expensive update
+#define EDIT_UPDATEDATA_TIMEOUT 350
+
+#endif // INCLUDED_VCL_TIMER_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */