vcl/source/app/vclevent.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 <vcl/vclevent.hxx>
  21 #include <vcl/window.hxx>
  22 #include <vcl/menu.hxx>
  23
  24 #include <vcleventlisteners.hxx>
  25
  26 using ::com::sun::star::uno::Reference;
  27 using ::com::sun::star::accessibility::XAccessible;
  28
  29
  30 VclAccessibleEvent::VclAccessibleEvent( VclEventId n, const Reference<XAccessible>& rxAccessible ) :
  31     VclSimpleEvent(n),
  32     mxAccessible(rxAccessible)
  33 {
  34 }
  35
  36 VclAccessibleEvent::~VclAccessibleEvent()
  37 {
  38 }
  39
  40
  41 void VclEventListeners::Call( VclSimpleEvent& rEvent ) const
  42 {
  43     if ( m_aListeners.empty() )
  44         return;
  45
  46     // Copy the list, because this can be destroyed when calling a Link...
  47     std::vector<Link<VclSimpleEvent&,void>> aCopy( m_aListeners );
  48     std::vector<Link<VclSimpleEvent&,void>>::iterator aIter( aCopy.begin() );
  49     std::vector<Link<VclSimpleEvent&,void>>::const_iterator aEnd( aCopy.end() );
  50     if (VclWindowEvent* pWindowEvent = dynamic_cast<VclWindowEvent*>(&rEvent))
  51     {
  52         VclPtr<vcl::Window> xWin(pWindowEvent->GetWindow());
  53         while ( aIter != aEnd && xWin && ! xWin->IsDisposed() )
  54         {
  55             Link<VclSimpleEvent&,void> &rLink = *aIter;
  56             // check this hasn't been removed in some re-enterancy scenario fdo#47368
  57             if( std::find(m_aListeners.begin(), m_aListeners.end(), rLink) != m_aListeners.end() )
  58                 rLink.Call( rEvent );
  59             ++aIter;
  60         }
  61     }
  62     else
  63     {
  64         while ( aIter != aEnd )
  65         {
  66             Link<VclSimpleEvent&,void> &rLink = *aIter;
  67             if( std::find(m_aListeners.begin(), m_aListeners.end(), rLink) != m_aListeners.end() )
  68                 rLink.Call( rEvent );
  69             ++aIter;
  70         }
  71     }
  72 }
  73
  74 void VclEventListeners::addListener( const Link<VclSimpleEvent&,void>& rListener )
  75 {
  76     m_aListeners.push_back( rListener );
  77 }
  78
  79 void VclEventListeners::removeListener( const Link<VclSimpleEvent&,void>& rListener )
  80 {
  81     m_aListeners.erase( std::remove(m_aListeners.begin(), m_aListeners.end(), rListener ), m_aListeners.end() );
  82 }
  83
  84 VclWindowEvent::VclWindowEvent( vcl::Window* pWin, VclEventId n, void* pDat ) : VclSimpleEvent(n)
  85 {
  86     pWindow = pWin; pData = pDat;
  87 }
  88
  89 VclWindowEvent::~VclWindowEvent() {}
  90
  91 VclMenuEvent::VclMenuEvent( Menu* pM, VclEventId n, sal_uInt16 nPos )
  92     : VclSimpleEvent(n), pMenu(pM), mnPos(nPos)
  93 {}
  94
  95 VclMenuEvent::~VclMenuEvent()
  96 {}
  97
  98 Menu* VclMenuEvent::GetMenu() const
  99 {
 100     return pMenu;
 101 }
 102
 103
 104 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */