svx/source/form/delayedevent.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   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
  21 #include "delayedevent.hxx"
  22
  23 #include <osl/diagnose.h>
  24 #include <vcl/svapp.hxx>
  25
  26 //........................................................................
  27 namespace svxform
  28 {
  29 //........................................................................
  30
  31     //====================================================================
  32     //= DelayedEvent
  33     //====================================================================
  34     //--------------------------------------------------------------------
  35     void DelayedEvent::Call( void* _pArg )
  36     {
  37         CancelPendingCall();
  38         OSL_POSTCOND( m_nEventId == 0, "DelayedEvent::Call: CancelPendingCall did not work!" );
  39
  40         m_nEventId = Application::PostUserEvent( LINK( this, DelayedEvent, OnCall ), _pArg );
  41     }
  42
  43     //--------------------------------------------------------------------
  44     void DelayedEvent::CancelPendingCall()
  45     {
  46         if ( m_nEventId )
  47             Application::RemoveUserEvent( m_nEventId );
  48         m_nEventId = 0;
  49     }
  50
  51     //--------------------------------------------------------------------
  52     IMPL_LINK( DelayedEvent, OnCall, void*, _pArg )
  53     {
  54         m_nEventId = 0;
  55         return m_aHandler.Call( _pArg );
  56     }
  57
  58 //........................................................................
  59 } // namespace svxform
  60 //........................................................................
  61
  62 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */