sc/inc/refreshtimer.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
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   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
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  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_SC_INC_REFRESHTIMER_HXX
  21 #define INCLUDED_SC_INC_REFRESHTIMER_HXX
  22
  23 #include <sal/config.h>
  24
  25 #include <tools/solar.h>
  26 #include <vcl/timer.hxx>
  27 #include <osl/mutex.hxx>
  28 #include "scdllapi.h"
  29 #include <memory>
  30
  31 class ScRefreshTimerControl
  32 {
  33     ::osl::Mutex    aMutex;
  34     sal_uInt16      nBlockRefresh;
  35
  36 public:
  37     ScRefreshTimerControl() : nBlockRefresh(0) {}
  38     void SetAllowRefresh( bool b );
  39     bool IsRefreshAllowed() const { return !nBlockRefresh; }
  40     ::osl::Mutex& GetMutex() { return aMutex; }
  41 };
  42
  43 class ScRefreshTimer : public AutoTimer
  44 {
  45     std::unique_ptr<ScRefreshTimerControl> const * ppControl;
  46
  47 public:
  48     ScRefreshTimer();
  49     ScRefreshTimer( sal_uLong nSeconds );
  50     ScRefreshTimer( const ScRefreshTimer& r );
  51     virtual ~ScRefreshTimer() override;
  52
  53     ScRefreshTimer& operator=( const ScRefreshTimer& r );
  54     bool operator==( const ScRefreshTimer& r ) const;
  55     bool operator!=( const ScRefreshTimer& r ) const;
  56
  57     void SetRefreshControl( std::unique_ptr<ScRefreshTimerControl> const * pp );
  58     void SetRefreshHandler( const Link<Timer *, void>& rLink );
  59     sal_uLong GetRefreshDelay() const;
  60     void StopRefreshTimer();
  61
  62     void SetRefreshDelay( sal_uLong nSeconds );
  63     SC_DLLPUBLIC virtual void Invoke() override;
  64
  65 private:
  66     void Launch();
  67 };
  68
  69 #endif // INCLUDED_SC_INC_REFRESHTIMER_HXX
  70
  71 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */