PresenterFrameworkObserver.cxx

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#include "PresenterFrameworkObserver.hxx"
#include <com/sun/star/lang/IllegalArgumentException.hpp>

using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::drawing::framework;


namespace sdext::presenter {

PresenterFrameworkObserver::PresenterFrameworkObserver (
    const css::uno::Reference<css::drawing::framework::XConfigurationController>&rxController,
    const Action& rAction)
    : PresenterFrameworkObserverInterfaceBase(m_aMutex),
      mxConfigurationController(rxController),
      maAction(rAction)
{
    if ( ! mxConfigurationController.is())
        throw lang::IllegalArgumentException();

    if (mxConfigurationController->hasPendingRequests())
    {
        mxConfigurationController->addConfigurationChangeListener(
            this,
            "ConfigurationUpdateEnd",
            Any());
    }
    else
    {
        rAction(true);
    }
}

PresenterFrameworkObserver::~PresenterFrameworkObserver()
{
}

void PresenterFrameworkObserver::RunOnUpdateEnd (
    const css::uno::Reference<css::drawing::framework::XConfigurationController>&rxController,
    const Action& rAction)
{
    new PresenterFrameworkObserver(
        rxController,
        rAction);
}

void SAL_CALL PresenterFrameworkObserver::disposing()
{
    if (maAction)
        maAction(false);
    Shutdown();
}

void PresenterFrameworkObserver::Shutdown()
{
    maAction = Action();
    if (mxConfigurationController != nullptr)
    {
        mxConfigurationController->removeConfigurationChangeListener(this);
        mxConfigurationController = nullptr;
    }
}

void SAL_CALL PresenterFrameworkObserver::disposing (const lang::EventObject& rEvent)
{
    if ( ! rEvent.Source.is())
        return;

    if (rEvent.Source == mxConfigurationController)
    {
        mxConfigurationController = nullptr;
        if (maAction)
            maAction(false);
    }
}

void SAL_CALL PresenterFrameworkObserver::notifyConfigurationChange (
    const ConfigurationChangeEvent& /*rEvent*/)
{
    Action aAction(maAction);
    Shutdown();
    aAction(true);

    maAction = nullptr;
    dispose();
}

}  // end of namespace ::sdext::presenter

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