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 #include <delayedevent.hxx>
  21 #include <vcl/svapp.hxx>
  22 #include <sal/log.hxx>
  23
  24 namespace svxform
  25 {
  26     void DelayedEvent::Call()
  27     {
  28         CancelPendingCall();
  29         SAL_WARN_IF( m_nEventId != nullptr, "svx.form", "DelayedEvent::Call: CancelPendingCall did not work!" );
  30
  31         m_nEventId = Application::PostUserEvent( LINK( this, DelayedEvent, OnCall ) );
  32     }
  33
  34     void DelayedEvent::CancelPendingCall()
  35     {
  36         if ( m_nEventId )
  37             Application::RemoveUserEvent( m_nEventId );
  38         m_nEventId = nullptr;
  39     }
  40
  41     IMPL_LINK( DelayedEvent, OnCall, void*, _pArg, void )
  42     {
  43         m_nEventId = nullptr;
  44         m_aHandler.Call( _pArg );
  45     }
  46 }
  47
  48 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */