CommandDispatch.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
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#include "CommandDispatch.hxx"
#include <com/sun/star/util/URLTransformer.hpp>
#include <comphelper/diagnose_ex.hxx>
 
using namespace ::com::sun::star;
 
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::Sequence;
 
namespace chart
{
 
CommandDispatch::CommandDispatch(
    const Reference< uno::XComponentContext > & xContext ) :
        m_xContext( xContext )
{
}
 
CommandDispatch::~CommandDispatch()
{}
 
void CommandDispatch::initialize()
{}
 
// ____ WeakComponentImplHelperBase ____
void CommandDispatch::disposing(std::unique_lock<std::mutex>& rGuard)
{
    Reference< uno::XInterface > xEventSource(static_cast< cppu::OWeakObject* >( this ));
    for( auto& rElement : m_aListeners )
        rElement.second.disposeAndClear( rGuard, xEventSource );
    m_aListeners.clear();
}
 
// ____ XDispatch ____
void SAL_CALL CommandDispatch::dispatch( const util::URL& /* URL */, const Sequence< beans::PropertyValue >& /* Arguments */ )
{}
 
void SAL_CALL CommandDispatch::addStatusListener( const Reference< frame::XStatusListener >& Control, const util::URL& URL )
{
    {
        std::unique_lock g(m_aMutex);
        tListenerMap::iterator aIt( m_aListeners.find( URL.Complete ));
        if( aIt == m_aListeners.end())
        {
            aIt = m_aListeners.emplace(
                        std::piecewise_construct,
                        std::forward_as_tuple(URL.Complete),
                        std::forward_as_tuple()).first;
        }
        assert( aIt != m_aListeners.end());
 
        aIt->second.addInterface( g, Control );
    }
    fireStatusEvent( URL.Complete, Control );
}
 
void SAL_CALL CommandDispatch::removeStatusListener( const Reference< frame::XStatusListener >& Control, const util::URL& URL )
{
    std::unique_lock g(m_aMutex);
    tListenerMap::iterator aIt( m_aListeners.find( URL.Complete ));
    if( aIt != m_aListeners.end())
        (*aIt).second.removeInterface( g, Control );
}
 
// ____ XModifyListener ____
void SAL_CALL CommandDispatch::modified( const lang::EventObject& /* aEvent */ )
{
    fireAllStatusEvents( nullptr );
}
 
// ____ XEventListener (base of XModifyListener) ____
void SAL_CALL CommandDispatch::disposing( const lang::EventObject& /* Source */ )
{}
 
void CommandDispatch::fireAllStatusEvents(
    const css::uno::Reference< css::frame::XStatusListener > & xSingleListener )
{
    fireStatusEvent( OUString(), xSingleListener );
}
 
void CommandDispatch::fireStatusEventForURL(
    const OUString & rURL,
    const uno::Any & rState,
    bool bEnabled,
    const Reference< frame::XStatusListener > & xSingleListener /* = 0 */)
{
    // prepare event to send
    util::URL aURL;
    aURL.Complete = rURL;
    if( !m_xURLTransformer.is())
    {
        m_xURLTransformer.set( util::URLTransformer::create(m_xContext) );
    }
    m_xURLTransformer->parseStrict( aURL );
 
    frame::FeatureStateEvent aEventToSend(
        static_cast< cppu::OWeakObject* >( this ), // Source
        aURL,                                      // FeatureURL
        OUString(),                                // FeatureDescriptor
        bEnabled,                                  // IsEnabled
        false,                                     // Requery
        rState                                     // State
        );
 
    // send event either to single listener or all registered ones
    if( xSingleListener.is())
        xSingleListener->statusChanged( aEventToSend );
    else
    {
        tListenerMap::iterator aIt( m_aListeners.find( aURL.Complete ));
        if( aIt != m_aListeners.end())
        {
            std::unique_lock g(m_aMutex);
            aIt->second.notifyEach(g, &css::frame::XStatusListener::statusChanged, aEventToSend);
        }
    }
}
 
} //  namespace chart
 
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