/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the Collabora Office 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 .
 */

#pragma once

#include <com/sun/star/accessibility/XAccessibleSelection.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <comphelper/OAccessible.hxx>
#include <cppuhelper/implbase.hxx>
#include <svl/lstner.hxx>
#include <tools/link.hxx>
#include <vcl/vclptr.hxx>

#include "accessibledialogcontrolshape.hxx"

class VclWindowEvent;

namespace basctl
{

class DialogWindow;
class DlgEdModel;
class DlgEdObj;

class AccessibleDialogWindow final
    : public cppu::ImplInheritanceHelper<comphelper::OAccessible,
                                         css::accessibility::XAccessibleSelection,
                                         css::lang::XServiceInfo>,
      public SfxListener
{
private:

    class ChildDescriptor
    {
    public:
        DlgEdObj*                                         pDlgEdObj;
        rtl::Reference< AccessibleDialogControlShape >    mxAccessible;

        ChildDescriptor( DlgEdObj* _pDlgEdObj );

        bool operator==( const ChildDescriptor& rDesc );
        bool operator<( const ChildDescriptor& rDesc ) const;
    };

    typedef std::vector< ChildDescriptor > AccessibleChildren;

    AccessibleChildren             m_aAccessibleChildren;
    VclPtr<basctl::DialogWindow>   m_pDialogWindow;
    DlgEdModel*                    m_pDlgEdModel;

    void                    UpdateFocused();
    void                    UpdateSelected();
    void                    UpdateBounds();

    bool                    IsChildVisible( const ChildDescriptor& rDesc );

    void                    InsertChild( const ChildDescriptor& rDesc );
    void                    RemoveChild( const ChildDescriptor& rDesc );
    void                    UpdateChild( const ChildDescriptor& rDesc );
    void                    UpdateChildren();
    void                    SortChildren();

    DECL_LINK( WindowEventListener, VclWindowEvent&, void );

    void            ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent );
    void            FillAccessibleStateSet( sal_Int64& rStateSet );

    // OAccessible
    virtual css::awt::Rectangle implGetBounds(  ) override;

    // XComponent
    virtual void   disposing() override;

public:
    AccessibleDialogWindow (basctl::DialogWindow*);
    virtual ~AccessibleDialogWindow() override;

    // SfxListener
    virtual void Notify( SfxBroadcaster& rBC, const SfxHint& rHint ) override;

    // XServiceInfo
    virtual OUString getImplementationName() override;
    virtual bool supportsService( const OUString& rServiceName ) override;
    virtual cpo::uno::Sequence< OUString > getSupportedServiceNames() override;

    // XAccessibleContext
    virtual sal_Int64 getAccessibleChildCount(  ) override;
    virtual css::uno::Reference< css::accessibility::XAccessible > getAccessibleChild( sal_Int64 i ) override;
    virtual css::uno::Reference< css::accessibility::XAccessible > getAccessibleParent(  ) override;
    virtual sal_Int64 getAccessibleIndexInParent(  ) override;
    virtual sal_Int16 getAccessibleRole(  ) override;
    virtual OUString getAccessibleDescription(  ) override;
    virtual OUString getAccessibleName(  ) override;
    virtual css::uno::Reference< css::accessibility::XAccessibleRelationSet > getAccessibleRelationSet(  ) override;
    virtual sal_Int64 getAccessibleStateSet(  ) override;
    virtual css::lang::Locale getLocale(  ) override;

    // XAccessibleComponent
    virtual css::uno::Reference< css::accessibility::XAccessible > getAccessibleAtPoint( const css::awt::Point& aPoint ) override;
    virtual void grabFocus(  ) override;
    virtual sal_Int32 getForeground(  ) override;
    virtual sal_Int32 getBackground(  ) override;

    // XAccessibleExtendedComponent
    virtual OUString getToolTipText(  ) override;

    // XAccessibleSelection
    virtual void selectAccessibleChild( sal_Int64 nChildIndex ) override;
    virtual bool isAccessibleChildSelected( sal_Int64 nChildIndex ) override;
    virtual void clearAccessibleSelection() override;
    virtual void selectAllAccessibleChildren(  ) override;
    virtual sal_Int64 getSelectedAccessibleChildCount(  ) override;
    virtual css::uno::Reference< css::accessibility::XAccessible > getSelectedAccessibleChild( sal_Int64 nSelectedChildIndex ) override;
    virtual void deselectAccessibleChild( sal_Int64 nChildIndex ) override;
};

} // namespace basctl

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