/* -*- 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 <memory>

#include <sal/config.h>

#include <osl/diagnose.h>

#include <com/sun/star/awt/XWindow.hpp>

#include <com/sun/star/beans/XPropertySet.hpp>

#include <com/sun/star/lang/WrappedTargetRuntimeException.hpp>

#include <com/sun/star/lang/XInitialization.hpp>

#include <com/sun/star/lang/XServiceInfo.hpp>

#include <com/sun/star/task/XInteractionHandler2.hpp>

#include <com/sun/star/uno/RuntimeException.hpp>

#include "iahndl.hxx"

#include <comphelper/namedvaluecollection.hxx>

#include <cppuhelper/exc_hlp.hxx>

#include <cppuhelper/implbase.hxx>

#include <cppuhelper/supportsservice.hxx>

using namespace com::sun::star;

namespace {

class UUIInteractionHandler:

    public cppu::WeakImplHelper<css::lang::XServiceInfo,

                                css::lang::XInitialization,

                                css::task::XInteractionHandler2,

                                css::beans::XPropertySet>

{

private:

    UUIInteractionHelper m_pImpl;

public:

    explicit UUIInteractionHandler(css::uno::Reference< css::uno::XComponentContext > const & rxContext);

    UUIInteractionHandler(const UUIInteractionHandler&) = delete;

    UUIInteractionHandler& operator=(const UUIInteractionHandler&) = delete;

    virtual OUString SAL_CALL getImplementationName() override;

    virtual sal_Bool SAL_CALL supportsService(OUString const & rServiceName) override;

    virtual css::uno::Sequence< OUString > SAL_CALL

    getSupportedServiceNames() override;

    virtual void SAL_CALL

    initialize(

        css::uno::Sequence< css::uno::Any > const & rArguments) override;

    virtual void SAL_CALL

    handle(css::uno::Reference< css::task::XInteractionRequest > const & rRequest) override;

    virtual sal_Bool SAL_CALL

        handleInteractionRequest(

            const css::uno::Reference< css::task::XInteractionRequest >& Request

        ) override;

    virtual void SAL_CALL

        addPropertyChangeListener( const OUString& /*aPropertyName*/, const css::uno::Reference< css::beans::XPropertyChangeListener >& /*xListener*/ ) override

    {

        throw css::uno::RuntimeException(

            u"UUIInteractionHandler addPropertyChangeListener is not supported"_ustr);

    }

    virtual void SAL_CALL

        removePropertyChangeListener( const OUString& /*aPropertyName*/, const css::uno::Reference< css::beans::XPropertyChangeListener >& /*xListener*/ ) override

    {

        throw css::uno::RuntimeException(

            u"UUIInteractionHandler removePropertyChangeListener is not supported"_ustr);

    }

    virtual void SAL_CALL

        addVetoableChangeListener( const OUString& /*aPropertyName*/, const css::uno::Reference< css::beans::XVetoableChangeListener >& /*xListener*/ ) override

    {

        throw css::uno::RuntimeException(

            u"UUIInteractionHandler addVetoableChangeListener is not supported"_ustr);

    }

    virtual void SAL_CALL

        removeVetoableChangeListener( const OUString& /*aPropertyName*/, const css::uno::Reference< css::beans::XVetoableChangeListener >& /*xListener*/ ) override

    {

        throw css::uno::RuntimeException(

            u"UUIInteractionHandler removeVetoableChangeListener is not supported"_ustr);

    }

    virtual css::uno::Reference< css::beans::XPropertySetInfo > SAL_CALL

        getPropertySetInfo() override

    {

        return nullptr;

    }

    virtual void SAL_CALL setPropertyValue(const OUString& rPropertyName, const css::uno::Any& rValue) override

    {

        if (rPropertyName == "ParentWindow")

        {

            css::uno::Reference<css::awt::XWindow> xWindow;

            rValue >>= xWindow;

            m_pImpl.SetParentWindow(xWindow);

            return;

        }

        throw css::beans::UnknownPropertyException(rPropertyName);

    }

    virtual css::uno::Any SAL_CALL getPropertyValue(const OUString& rPropertyName) override

    {

        if (rPropertyName == "ParentWindow")

        {

            return uno::Any(m_pImpl.GetParentWindow());

        }

        throw css::beans::UnknownPropertyException(rPropertyName);

    }

};

UUIInteractionHandler::UUIInteractionHandler(

    uno::Reference< uno::XComponentContext > const & rxContext)

        : m_pImpl(rxContext)

{

}

OUString SAL_CALL UUIInteractionHandler::getImplementationName()

{

    return u"com.sun.star.comp.uui.UUIInteractionHandler"_ustr;

}

sal_Bool SAL_CALL

UUIInteractionHandler::supportsService(OUString const & rServiceName)

{

    return cppu::supportsService(this, rServiceName);

}

uno::Sequence< OUString > SAL_CALL

UUIInteractionHandler::getSupportedServiceNames()

{

    return { u"com.sun.star.task.InteractionHandler"_ustr,

 // added to indicate support for configuration.backend.MergeRecoveryRequest

             u"com.sun.star.configuration.backend.InteractionHandler"_ustr,

    // for backwards compatibility

             u"com.sun.star.uui.InteractionHandler"_ustr };

}

void SAL_CALL

UUIInteractionHandler::initialize(

    uno::Sequence< uno::Any > const & rArguments)

{

    // The old-style InteractionHandler service supported a sequence of

    // PropertyValue, while the new-style service now uses constructors to pass

    // in Parent and Context values; for backwards compatibility, keep support

    // for a PropertyValue sequence, too:

    uno::Reference< awt::XWindow > xWindow;

    OUString aContext;

    if (!((rArguments.getLength() == 1 && (rArguments[0] >>= xWindow)) ||

          (rArguments.getLength() == 2 && (rArguments[0] >>= xWindow) &&

           (rArguments[1] >>= aContext))))

    {

        ::comphelper::NamedValueCollection aProperties( rArguments );

        if ( aProperties.has( u"Parent"_ustr ) )

        {

            OSL_VERIFY( aProperties.get( u"Parent"_ustr ) >>= xWindow );

        }

        if ( aProperties.has( u"Context"_ustr ) )

        {

            OSL_VERIFY( aProperties.get( u"Context"_ustr ) >>= aContext );

        }

    }

    m_pImpl.SetParentWindow(xWindow);

    m_pImpl.setContext(aContext);

}

void SAL_CALL

UUIInteractionHandler::handle(

    uno::Reference< task::XInteractionRequest > const & rRequest)

{

    try

    {

        m_pImpl.handleRequest(rRequest);

    }

    catch (uno::RuntimeException const & ex)

    {

        css::uno::Any anyEx = cppu::getCaughtException();

        throw css::lang::WrappedTargetRuntimeException( ex.Message,

                *this, anyEx );

    }

}

sal_Bool SAL_CALL UUIInteractionHandler::handleInteractionRequest(

    const uno::Reference< task::XInteractionRequest >& Request )

{

    try

    {

        return m_pImpl.handleRequest( Request );

    }

    catch (uno::RuntimeException const & ex)

    {

        css::uno::Any anyEx = cppu::getCaughtException();

        throw css::lang::WrappedTargetRuntimeException( ex.Message,

                *this, anyEx );

    }

}

}

extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *

com_sun_star_comp_uui_UUIInteractionHandler_get_implementation(

    css::uno::XComponentContext *context,

    css::uno::Sequence<css::uno::Any> const &)

{

    return cppu::acquire(new UUIInteractionHandler(context));

}

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