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-rw-r--r--vcl/source/app/vclevent.cxx94
1 files changed, 94 insertions, 0 deletions
diff --git a/vcl/source/app/vclevent.cxx b/vcl/source/app/vclevent.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/vclevent.hxx>
+#include <vcl/window.hxx>
+#include <vcl/menu.hxx>
+
+#include <vcleventlisteners.hxx>
+
+void VclEventListeners::Call( VclSimpleEvent& rEvent ) const
+{
+ if ( m_aListeners.empty() )
+ return;
+
+ // Copy the list, because this can be destroyed when calling a Link...
+ std::vector<Link<VclSimpleEvent&,void>> aCopy( m_aListeners );
+ std::vector<Link<VclSimpleEvent&,void>>::iterator aIter( aCopy.begin() );
+ std::vector<Link<VclSimpleEvent&,void>>::const_iterator aEnd( aCopy.end() );
+ m_updated = false;
+ if (VclWindowEvent* pWindowEvent = dynamic_cast<VclWindowEvent*>(&rEvent))
+ {
+ VclPtr<vcl::Window> xWin(pWindowEvent->GetWindow());
+ // checking mpWindowImpl to see if disposal is complete yet
+ while ( aIter != aEnd && (!xWin || xWin->mpWindowImpl) )
+ {
+ Link<VclSimpleEvent&,void> &rLink = *aIter;
+ // check this hasn't been removed in some re-enterancy scenario fdo#47368
+ // But only check if the list actually has been changed.
+ if( !m_updated || std::find(m_aListeners.begin(), m_aListeners.end(), rLink) != m_aListeners.end() )
+ rLink.Call( rEvent );
+ ++aIter;
+ }
+ }
+ else
+ {
+ while ( aIter != aEnd )
+ {
+ Link<VclSimpleEvent&,void> &rLink = *aIter;
+ if( !m_updated || std::find(m_aListeners.begin(), m_aListeners.end(), rLink) != m_aListeners.end() )
+ rLink.Call( rEvent );
+ ++aIter;
+ }
+ }
+}
+
+void VclEventListeners::addListener( const Link<VclSimpleEvent&,void>& rListener )
+{
+ m_aListeners.push_back( rListener );
+ m_updated = true;
+}
+
+void VclEventListeners::removeListener( const Link<VclSimpleEvent&,void>& rListener )
+{
+ m_aListeners.erase( std::remove(m_aListeners.begin(), m_aListeners.end(), rListener ), m_aListeners.end() );
+ m_updated = true;
+}
+
+VclWindowEvent::VclWindowEvent( vcl::Window* pWin, VclEventId n, void* pDat ) : VclSimpleEvent(n)
+{
+ pWindow = pWin; pData = pDat;
+}
+
+VclWindowEvent::~VclWindowEvent() {}
+
+VclMenuEvent::VclMenuEvent( Menu* pM, VclEventId n, sal_uInt16 nPos )
+ : VclSimpleEvent(n), pMenu(pM), mnPos(nPos)
+{}
+
+VclMenuEvent::~VclMenuEvent()
+{}
+
+Menu* VclMenuEvent::GetMenu() const
+{
+ return pMenu;
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */