94 lines
3.1 KiB
C++
94 lines
3.1 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <vcl/vclevent.hxx>
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#include <vcl/window.hxx>
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#include <vcl/menu.hxx>
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#include <vcleventlisteners.hxx>
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void VclEventListeners::Call( VclSimpleEvent& rEvent ) const
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{
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if ( m_aListeners.empty() )
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return;
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// Copy the list, because this can be destroyed when calling a Link...
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std::vector<Link<VclSimpleEvent&,void>> aCopy( m_aListeners );
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std::vector<Link<VclSimpleEvent&,void>>::iterator aIter( aCopy.begin() );
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std::vector<Link<VclSimpleEvent&,void>>::const_iterator aEnd( aCopy.end() );
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m_updated = false;
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if (VclWindowEvent* pWindowEvent = dynamic_cast<VclWindowEvent*>(&rEvent))
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{
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VclPtr<vcl::Window> xWin(pWindowEvent->GetWindow());
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// checking mpWindowImpl to see if disposal is complete yet
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while ( aIter != aEnd && (!xWin || xWin->mpWindowImpl) )
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{
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Link<VclSimpleEvent&,void> &rLink = *aIter;
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// check this hasn't been removed in some re-enterancy scenario fdo#47368
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// But only check if the list actually has been changed.
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if( !m_updated || std::find(m_aListeners.begin(), m_aListeners.end(), rLink) != m_aListeners.end() )
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rLink.Call( rEvent );
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++aIter;
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}
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}
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else
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{
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while ( aIter != aEnd )
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{
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Link<VclSimpleEvent&,void> &rLink = *aIter;
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if( !m_updated || std::find(m_aListeners.begin(), m_aListeners.end(), rLink) != m_aListeners.end() )
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rLink.Call( rEvent );
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++aIter;
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}
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}
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}
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void VclEventListeners::addListener( const Link<VclSimpleEvent&,void>& rListener )
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{
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m_aListeners.push_back( rListener );
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m_updated = true;
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}
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void VclEventListeners::removeListener( const Link<VclSimpleEvent&,void>& rListener )
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{
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std::erase(m_aListeners, rListener);
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m_updated = true;
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}
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VclWindowEvent::VclWindowEvent( vcl::Window* pWin, VclEventId n, void* pDat ) : VclSimpleEvent(n)
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{
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pWindow = pWin; pData = pDat;
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}
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VclWindowEvent::~VclWindowEvent() {}
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VclMenuEvent::VclMenuEvent( Menu* pM, VclEventId n, sal_uInt16 nPos )
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: VclSimpleEvent(n), pMenu(pM), mnPos(nPos)
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{}
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VclMenuEvent::~VclMenuEvent()
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{}
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Menu* VclMenuEvent::GetMenu() const
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{
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return pMenu;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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