include/svtools/asynclink.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
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   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
  13  *   with this work for additional information regarding copyright
  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_SVTOOLS_ASYNCLINK_HXX
  21 #define INCLUDED_SVTOOLS_ASYNCLINK_HXX
  22
  23 #include <svtools/svtdllapi.h>
  24 #include <tools/link.hxx>
  25 #include <vcl/idle.hxx>
  26 #include <osl/mutex.hxx>
  27 #include <memory>
  28
  29 class Timer;
  30 struct ImplSVEvent;
  31
  32 namespace svtools {
  33
  34 class SVT_DLLPUBLIC AsynchronLink
  35 {
  36     Link<void*,void> _aLink;
  37     ImplSVEvent*     _nEventId;
  38     std::unique_ptr<Idle> _pIdle;
  39     bool             _bInCall;
  40     bool*            _pDeleted;
  41     void*            _pArg;
  42     std::unique_ptr<::osl::Mutex> _pMutex;
  43
  44     DECL_DLLPRIVATE_LINK( HandleCall_Idle, Timer*, void );
  45     DECL_DLLPRIVATE_LINK( HandleCall_PostUserEvent, void*, void );
  46     SVT_DLLPRIVATE void Call_Impl( void* pArg );
  47
  48 public:
  49     AsynchronLink( const Link<void*,void>& rLink )
  50         : _aLink( rLink )
  51         , _nEventId( nullptr )
  52         , _bInCall( false )
  53         , _pDeleted( nullptr )
  54         , _pArg( nullptr )
  55     {}
  56     AsynchronLink()
  57         : _nEventId( nullptr )
  58         , _bInCall( false )
  59         , _pDeleted( nullptr )
  60         , _pArg( nullptr )
  61     {}
  62     ~AsynchronLink();
  63
  64     void CreateMutex();
  65     void operator=( const Link<void*,void>& rLink ) { _aLink = rLink; }
  66     void Call( void* pObj, bool bAllowDoubles = false );
  67     void ClearPendingCall( );
  68 };
  69
  70 }
  71
  72 #endif
  73
  74 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */