/* -*- 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 <svx/sidebar/SelectionChangeHandler.hxx>

#include <svx/sidebar/ContextChangeEventMultiplexer.hxx>

#include <com/sun/star/view/XSelectionSupplier.hpp>

#include <utility>

#include <vcl/EnumContext.hxx>

using namespace css;

using namespace css::uno;

namespace svx::sidebar {

SelectionChangeHandler::SelectionChangeHandler (

    std::function<OUString()> aSelectionChangeCallback,

    const Reference<css::frame::XController>& rxController,

    const vcl::EnumContext::Context eDefaultContext)

    : maSelectionChangeCallback(std::move(aSelectionChangeCallback)),

      mxController(rxController),

      meDefaultContext(eDefaultContext),

      mbIsConnected(false)

{

}

Unexecuted instantiation: svx::sidebar::SelectionChangeHandler::SelectionChangeHandler(std::__1::function<rtl::OUString ()>, com::sun::star::uno::Reference<com::sun::star::frame::XController> const&, vcl::EnumContext::Context)

Unexecuted instantiation: svx::sidebar::SelectionChangeHandler::SelectionChangeHandler(std::__1::function<rtl::OUString ()>, com::sun::star::uno::Reference<com::sun::star::frame::XController> const&, vcl::EnumContext::Context)

SelectionChangeHandler::~SelectionChangeHandler()

{

}

void SAL_CALL SelectionChangeHandler::selectionChanged (const lang::EventObject&)

{

    if (maSelectionChangeCallback)

    {

        const vcl::EnumContext::Context eContext (

            vcl::EnumContext::GetContextEnum(maSelectionChangeCallback()));

        ContextChangeEventMultiplexer::NotifyContextChange(

            mxController,

            eContext==vcl::EnumContext::Context::Unknown

                ? meDefaultContext

                : eContext);

    }

}

void SAL_CALL SelectionChangeHandler::disposing (const lang::EventObject&)

{

}

void SelectionChangeHandler::disposing(std::unique_lock<std::mutex>&)

{

    if (mbIsConnected)

        Disconnect();

}

void SelectionChangeHandler::Connect()

{

    uno::Reference<view::XSelectionSupplier> xSupplier (mxController, uno::UNO_QUERY);

    if (xSupplier.is())

    {

        mbIsConnected = true;

        xSupplier->addSelectionChangeListener(this);

    }

}

void SelectionChangeHandler::Disconnect()

{

    uno::Reference<view::XSelectionSupplier> xSupplier (mxController, uno::UNO_QUERY);

    if (xSupplier.is())

    {

        mbIsConnected = false;

        xSupplier->removeSelectionChangeListener(this);

    }

}

} // end of namespace svx::sidebar

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