3c58ea89f4
i.e. push this up from the implementation class AccessibleGridControlAccess to the interface class. Which means we don't need the getMyself helper method, and make the memory management simpler. Change-Id: Iced5f259638531a74ce86876d1a295e105530474 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/156284 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
223 lines
8.4 KiB
C++
223 lines
8.4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include <extended/AccessibleGridControlBase.hxx>
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#include <extended/AccessibleGridControlTable.hxx>
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#include <cppuhelper/weakref.hxx>
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#include <rtl/ref.hxx>
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#include <vcl/accessibletable.hxx>
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namespace accessibility {
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class AccessibleGridControlHeader;
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/** This class represents the complete accessible Grid Control object. */
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class AccessibleGridControl final : public AccessibleGridControlBase
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{
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friend class AccessibleGridControlAccess;
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AccessibleGridControl(
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const css::uno::Reference< css::accessibility::XAccessible >& _rxParent,
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const css::uno::Reference< css::accessibility::XAccessible >& _rxCreator,
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::vcl::table::IAccessibleTable& _rTable
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);
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virtual ~AccessibleGridControl() override = default;
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/** Cleans up members. */
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using AccessibleGridControlBase::disposing;
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virtual void SAL_CALL disposing() override;
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// XAccessibleContext -----------------------------------------------------
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/** @return The count of visible children. */
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virtual sal_Int64 SAL_CALL getAccessibleChildCount() override;
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/** @return The XAccessible interface of the specified child. */
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virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL
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getAccessibleChild( sal_Int64 nChildIndex ) override;
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/** @return The role of this object (a table). */
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virtual sal_Int16 SAL_CALL getAccessibleRole() override;
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// XAccessibleComponent ---------------------------------------------------
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/** @return
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The accessible child rendered under the given point.
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*/
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virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL
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getAccessibleAtPoint( const css::awt::Point& rPoint ) override;
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/** Grabs the focus to the Grid Control. */
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virtual void SAL_CALL grabFocus() override;
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// XServiceInfo -----------------------------------------------------------
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/** @return
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The name of this class.
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*/
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virtual OUString SAL_CALL getImplementationName() override;
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public:
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// helper functions
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/** commitCellEvent commit the event at all listeners of the table
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@param nEventId
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the event id
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@param rNewValue
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the new value
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@param rOldValue
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the old value
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*/
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void commitCellEvent(sal_Int16 nEventId, const css::uno::Any& rNewValue,
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const css::uno::Any& rOldValue);
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/** commitTableEvent commit the event at all listeners of the table
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@param nEventId
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the event id
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@param rNewValue
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the new value
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@param rOldValue
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the old value
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*/
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void commitTableEvent(sal_Int16 nEventId, const css::uno::Any& rNewValue,
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const css::uno::Any& rOldValue);
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private:
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// internal virtual methods -----------------------------------------------
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/** @attention This method requires locked mutex's and a living object.
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@return The bounding box (VCL rect.) relative to the parent window. */
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virtual tools::Rectangle implGetBoundingBox() override;
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/** @attention This method requires locked mutex's and a living object.
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@return The bounding box (VCL rect.) in screen coordinates. */
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virtual AbsoluteScreenPixelRectangle implGetBoundingBoxOnScreen() override;
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// internal helper methods ------------------------------------------------
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/** This method creates (once) and returns the accessible data table child.
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@attention This method requires locked mutex's and a living object.
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@return The XAccessible interface of the data table. */
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css::uno::Reference< css::accessibility::XAccessible > implGetTable();
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/** This method creates (once) and returns the specified header bar.
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@attention This method requires locked mutex's and a living object.
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@return The XAccessible interface of the header bar. */
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css::uno::Reference< css::accessibility::XAccessible >
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implGetHeaderBar( ::vcl::table::AccessibleTableControlObjType eObjType );
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/** This method returns one of the children that are always present:
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Data table, row and column header bar or corner control.
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@attention This method requires locked mutex's and a living object.
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@return The XAccessible interface of the specified child. */
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css::uno::Reference< css::accessibility::XAccessible >
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implGetFixedChild( sal_Int64 nChildIndex );
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/** This method creates and returns an accessible table.
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@return An AccessibleGridControlTable. */
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rtl::Reference<AccessibleGridControlTable> createAccessibleTable();
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/// the css::accessibility::XAccessible which created the AccessibleGridControl
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css::uno::WeakReference< css::accessibility::XAccessible > m_aCreator;
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/** The data table child. */
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rtl::Reference<AccessibleGridControlTable> m_xTable;
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/** The header bar for rows. */
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rtl::Reference<AccessibleGridControlHeader> m_xRowHeaderBar;
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/** The header bar for columns (first row of the table). */
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rtl::Reference<AccessibleGridControlHeader> m_xColumnHeaderBar;
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/** @return The count of visible children. */
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inline sal_Int64 implGetAccessibleChildCount();
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};
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/** the XAccessible which creates/returns an AccessibleGridControl
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<p>The instance holds its XAccessibleContext with a hard reference, while
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the context holds this instance weak.</p>
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*/
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class AccessibleGridControlAccess final : public ::vcl::table::IAccessibleTableControl
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{
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private:
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css::uno::Reference< css::accessibility::XAccessible > m_xParent;
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::vcl::table::IAccessibleTable * m_pTable;
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rtl::Reference<AccessibleGridControl> m_xContext;
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public:
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AccessibleGridControlAccess(
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css::uno::Reference< css::accessibility::XAccessible > _xParent,
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::vcl::table::IAccessibleTable& _rTable
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);
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/// returns the AccessibleContext belonging to this Accessible
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AccessibleGridControl* getContext() { return m_xContext.get(); }
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private:
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virtual ~AccessibleGridControlAccess() override;
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// XAccessible
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virtual css::uno::Reference< css::accessibility::XAccessibleContext >
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SAL_CALL getAccessibleContext() override;
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// IAccessibleTable
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void DisposeAccessImpl() override;
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virtual bool isAlive() const override
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{
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return m_xContext.is() && m_xContext->isAlive();
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}
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virtual void commitCellEvent( sal_Int16 nEventId,
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const css::uno::Any& rNewValue, const css::uno::Any& rOldValue ) override
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{
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AccessibleGridControl* pContext( getContext() );
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if ( pContext )
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pContext->commitCellEvent( nEventId, rNewValue, rOldValue );
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}
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virtual void commitTableEvent( sal_Int16 nEventId,
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const css::uno::Any& rNewValue, const css::uno::Any& rOldValue ) override
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{
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AccessibleGridControl* pContext( getContext() );
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if ( pContext )
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pContext->commitTableEvent( nEventId, rNewValue, rOldValue );
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}
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virtual void commitEvent( sal_Int16 nEventId,
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const css::uno::Any& rNewValue ) override
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{
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AccessibleGridControl* pContext( getContext() );
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if ( pContext )
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pContext->commitEvent( nEventId, rNewValue, css::uno::Any() );
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}
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private:
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AccessibleGridControlAccess( const AccessibleGridControlAccess& ) = delete;
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AccessibleGridControlAccess& operator=( const AccessibleGridControlAccess& ) = delete;
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};
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} // namespace accessibility
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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