/* -*- 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 .
 */
#pragma once

#include <comphelper/accessibletexthelper.hxx>
#include <cppuhelper/implbase2.hxx>
#include <extended/AccessibleGridControlBase.hxx>
#include <vcl/accessibletable.hxx>
#include <com/sun/star/accessibility/AccessibleScrollType.hpp>

namespace accessibility
{
    class AccessibleGridControlCell : public AccessibleGridControlBase
    {
    private:
        sal_Int32               m_nRowPos;      // the row number of the table cell
        sal_Int32               m_nColPos;      // the column id of the table cell

    protected:
        // attribute access
        sal_Int32    getRowPos( ) const { return m_nRowPos; }
        sal_Int32    getColumnPos( ) const { return m_nColPos; }

        // XAccessibleComponent
        virtual void SAL_CALL grabFocus() override;

    public:
        // XAccessibleContext
        virtual OUString SAL_CALL getAccessibleName() override;

    protected:
        AccessibleGridControlCell(
            const css::uno::Reference< css::accessibility::XAccessible >& _rxParent,
            ::vcl::table::IAccessibleTable& _rTable,
            sal_Int32 _nRowPos,
            sal_uInt16 _nColPos,
            ::vcl::table::AccessibleTableControlObjType _eType
        );

        virtual ~AccessibleGridControlCell() override = default;

    private:
        AccessibleGridControlCell( const AccessibleGridControlCell& ) = delete;
        AccessibleGridControlCell& operator=( const AccessibleGridControlCell& ) = delete;
    };

    typedef ::cppu::ImplHelper2 <   css::accessibility::XAccessibleText
                                ,   css::accessibility::XAccessible
                                >   AccessibleTextHelper_BASE;
    // implementation of a table cell of GridControl
    class AccessibleGridControlTableCell final   :public AccessibleGridControlCell
                                        ,public AccessibleTextHelper_BASE
                                        ,public ::comphelper::OCommonAccessibleText
    {
    private:
        // OCommonAccessibleText
        virtual OUString                        implGetText() override;
        virtual css::lang::Locale               implGetLocale() override;
        virtual void                            implGetSelection( sal_Int32& nStartIndex, sal_Int32& nEndIndex ) override final;
        virtual tools::Rectangle implGetBoundingBox() override;
        virtual tools::Rectangle implGetBoundingBoxOnScreen() override;

    public:
        AccessibleGridControlTableCell( const css::uno::Reference< css::accessibility::XAccessible >& _rxParent,
                                    ::vcl::table::IAccessibleTable& _rTable,
                                    sal_Int32 _nRowId,
                                    sal_uInt16 _nColId);

        // XInterface -------------------------------------------------------------

        /** Queries for a new interface. */
        css::uno::Any SAL_CALL queryInterface( const css::uno::Type& rType ) override;

        /** Acquires the object (calls acquire() on base class). */
        virtual void SAL_CALL acquire() noexcept override;

        /** Releases the object (calls release() on base class). */
        virtual void SAL_CALL release() noexcept override;

        /** @return  The index of this object among the parent's children. */
        virtual sal_Int32 SAL_CALL getAccessibleIndexInParent() override;

        /** @return
                The name of this class.
        */
        virtual OUString SAL_CALL getImplementationName() override;

        /** @return
                The count of visible children.
        */
        virtual sal_Int32 SAL_CALL getAccessibleChildCount() override;

        /** @return
                The XAccessible interface of the specified child.
        */
        virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL
            getAccessibleChild( sal_Int32 nChildIndex ) override;

        /** Creates a new AccessibleStateSetHelper and fills it with states of the
            current object.
            @return
                A filled AccessibleStateSetHelper.
        */
        rtl::Reference<::utl::AccessibleStateSetHelper> implCreateStateSetHelper() override;

        // XAccessible ------------------------------------------------------------

        /** @return  The XAccessibleContext interface of this object. */
        virtual css::uno::Reference< css::accessibility::XAccessibleContext > SAL_CALL
        getAccessibleContext() override;

        // XAccessibleText
        virtual sal_Int32 SAL_CALL getCaretPosition() override;
        virtual sal_Bool SAL_CALL setCaretPosition( sal_Int32 nIndex ) override;
        virtual sal_Unicode SAL_CALL getCharacter( sal_Int32 nIndex ) override;
        virtual css::uno::Sequence< css::beans::PropertyValue > SAL_CALL getCharacterAttributes( sal_Int32 nIndex, const css::uno::Sequence< OUString >& aRequestedAttributes ) override;
        virtual css::awt::Rectangle SAL_CALL getCharacterBounds( sal_Int32 nIndex ) override;
        virtual sal_Int32 SAL_CALL getCharacterCount() override;
        virtual sal_Int32 SAL_CALL getIndexAtPoint( const css::awt::Point& aPoint ) override;
        virtual OUString SAL_CALL getSelectedText() override;
        virtual sal_Int32 SAL_CALL getSelectionStart() override;
        virtual sal_Int32 SAL_CALL getSelectionEnd() override;
        virtual sal_Bool SAL_CALL setSelection( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) override;
        virtual OUString SAL_CALL getText() override;
        virtual OUString SAL_CALL getTextRange( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) override;
        virtual css::accessibility::TextSegment SAL_CALL getTextAtIndex( sal_Int32 nIndex, sal_Int16 aTextType ) override;
        virtual css::accessibility::TextSegment SAL_CALL getTextBeforeIndex( sal_Int32 nIndex, sal_Int16 aTextType ) override;
        virtual css::accessibility::TextSegment SAL_CALL getTextBehindIndex( sal_Int32 nIndex, sal_Int16 aTextType ) override;
        virtual sal_Bool SAL_CALL copyText( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) override;
        virtual sal_Bool SAL_CALL scrollSubstringTo( sal_Int32 nStartIndex, sal_Int32 nEndIndex, css::accessibility::AccessibleScrollType aScrollType) override;
    };
}

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