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 "svdata.hxx"
  25 #include "vcleventlisteners.hxx"
  26
  27 #include <com/sun/star/accessibility/XAccessible.hpp>
  28
  29 using ::com::sun::star::uno::Reference;
  30 using ::com::sun::star::accessibility::XAccessible;
  31
  32
  33 VclAccessibleEvent::VclAccessibleEvent( sal_uLong n, const Reference<XAccessible>& rxAccessible ) :
  34     VclSimpleEvent(n),
  35     mxAccessible(rxAccessible)
  36 {
  37 }
  38
  39 VclAccessibleEvent::~VclAccessibleEvent()
  40 {
  41 }
  42
  43
  44 void VclEventListeners::Call( VclSimpleEvent& rEvent ) const
  45 {
  46     if ( m_aListeners.empty() )
  47         return;
  48
  49     // Copy the list, because this can be destroyed when calling a Link...
  50     std::vector<Link<VclSimpleEvent&,void>> aCopy( m_aListeners );
  51     std::vector<Link<VclSimpleEvent&,void>>::iterator aIter( aCopy.begin() );
  52     std::vector<Link<VclSimpleEvent&,void>>::const_iterator aEnd( aCopy.end() );
  53     if (VclWindowEvent* pWindowEvent = dynamic_cast<VclWindowEvent*>(&rEvent))
  54     {
  55         VclPtr<vcl::Window> xWin(pWindowEvent->GetWindow());
  56         while ( aIter != aEnd && xWin && ! xWin->IsDisposed() )
  57         {
  58             Link<VclSimpleEvent&,void> &rLink = *aIter;
  59             // check this hasn't been removed in some re-enterancy scenario fdo#47368
  60             if( std::find(m_aListeners.begin(), m_aListeners.end(), rLink) != m_aListeners.end() )
  61                 rLink.Call( rEvent );
  62             ++aIter;
  63         }
  64     }
  65     else
  66     {
  67         while ( aIter != aEnd )
  68         {
  69             Link<VclSimpleEvent&,void> &rLink = *aIter;
  70             if( std::find(m_aListeners.begin(), m_aListeners.end(), rLink) != m_aListeners.end() )
  71                 rLink.Call( rEvent );
  72             ++aIter;
  73         }
  74     }
  75 }
  76
  77 void VclEventListeners::addListener( const Link<VclSimpleEvent&,void>& rListener )
  78 {
  79     m_aListeners.push_back( rListener );
  80 }
  81
  82 void VclEventListeners::removeListener( const Link<VclSimpleEvent&,void>& rListener )
  83 {
  84     m_aListeners.erase( std::remove(m_aListeners.begin(), m_aListeners.end(), rListener ), m_aListeners.end() );
  85 }
  86
  87 VclWindowEvent::VclWindowEvent( vcl::Window* pWin, sal_uLong n, void* pDat ) : VclSimpleEvent(n)
  88 {
  89     pWindow = pWin; pData = pDat;
  90 }
  91
  92 VclWindowEvent::~VclWindowEvent() {}
  93
  94 VclMenuEvent::VclMenuEvent( Menu* pM, sal_uLong n, sal_uInt16 nPos )
  95     : VclSimpleEvent(n), pMenu(pM), mnPos(nPos)
  96 {}
  97
  98 VclMenuEvent::~VclMenuEvent()
  99 {}
 100
 101 Menu* VclMenuEvent::GetMenu() const
 102 {
 103     return pMenu;
 104 }
 105
 106
 107 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */