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libreoffice/forms/source/richtext/featuredispatcher.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

140 lines
4.2 KiB
C++

/* -*- 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 "featuredispatcher.hxx"
#include <osl/diagnose.h>
#include <comphelper/diagnose_ex.hxx>
#include <utility>
namespace frm
{
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::frame;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::util;
ORichTextFeatureDispatcher::ORichTextFeatureDispatcher( EditView& _rView, URL _aURL )
:m_aFeatureURL(std::move( _aURL ))
,m_aStatusListeners( m_aMutex )
,m_pEditView( &_rView )
,m_bDisposed( false )
{
}
ORichTextFeatureDispatcher::~ORichTextFeatureDispatcher( )
{
if ( !m_bDisposed )
{
acquire();
dispose();
}
}
void ORichTextFeatureDispatcher::dispose()
{
EventObject aEvent( *this );
m_aStatusListeners.disposeAndClear( aEvent );
::osl::ClearableMutexGuard aGuard( m_aMutex );
m_bDisposed = true;
disposing( aGuard );
}
void ORichTextFeatureDispatcher::disposing( ::osl::ClearableMutexGuard& /*_rClearBeforeNotify*/ )
{
m_pEditView = nullptr;
}
void SAL_CALL ORichTextFeatureDispatcher::addStatusListener( const Reference< XStatusListener >& _rxControl, const URL& _rURL )
{
OSL_ENSURE( !m_bDisposed, "ORichTextFeatureDispatcher::addStatusListener: already disposed!" );
if ( m_bDisposed )
throw DisposedException();
OSL_ENSURE( _rURL.Complete == getFeatureURL().Complete, "ORichTextFeatureDispatcher::addStatusListener: invalid URL!" );
if ( _rURL.Complete == getFeatureURL().Complete )
if ( _rxControl.is() )
{
m_aStatusListeners.addInterface( _rxControl );
doNotify( _rxControl, buildStatusEvent() );
}
}
void SAL_CALL ORichTextFeatureDispatcher::removeStatusListener( const Reference< XStatusListener >& _rxControl, const URL& /*_rURL*/ )
{
m_aStatusListeners.removeInterface( _rxControl );
}
void ORichTextFeatureDispatcher::invalidate()
{
invalidateFeatureState_Broadcast();
}
FeatureStateEvent ORichTextFeatureDispatcher::buildStatusEvent() const
{
FeatureStateEvent aEvent;
aEvent.IsEnabled = false;
aEvent.Source = *const_cast< ORichTextFeatureDispatcher* >( this );
aEvent.FeatureURL = getFeatureURL();
aEvent.Requery = false;
return aEvent;
}
void ORichTextFeatureDispatcher::invalidateFeatureState_Broadcast()
{
FeatureStateEvent aEvent( buildStatusEvent() );
::comphelper::OInterfaceIteratorHelper3 aIter( getStatusListeners() );
while ( aIter.hasMoreElements() )
doNotify( aIter.next(), aEvent );
}
void ORichTextFeatureDispatcher::doNotify( const Reference< XStatusListener >& _rxListener, const FeatureStateEvent& _rEvent )
{
OSL_PRECOND( _rxListener.is(), "ORichTextFeatureDispatcher::doNotify: invalid listener!" );
if ( _rxListener.is() )
{
try
{
_rxListener->statusChanged( _rEvent );
}
catch( const Exception& )
{
TOOLS_WARN_EXCEPTION( "forms.richtext", "ORichTextFeatureDispatcher::doNotify" );
}
}
}
} // namespace frm
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */