18aafdd0f9
Change-Id: Ic9e780dc3f834e2e8b5d3a8d8445419a4bd050dd Reviewed-on: https://gerrit.libreoffice.org/c/core/+/111300 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
329 lines
12 KiB
C++
329 lines
12 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 <vcl/accessibletable.hxx>
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#include <rtl/ustring.hxx>
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#include <rtl/ref.hxx>
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#include <tools/gen.hxx>
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#include <cppuhelper/compbase4.hxx>
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#include <cppuhelper/implbase1.hxx>
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#include <cppuhelper/basemutex.hxx>
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#include <unotools/accessiblestatesethelper.hxx>
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#include <com/sun/star/lang/XServiceInfo.hpp>
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#include <com/sun/star/accessibility/XAccessible.hpp>
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#include <com/sun/star/accessibility/XAccessibleContext.hpp>
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#include <com/sun/star/accessibility/XAccessibleComponent.hpp>
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#include <com/sun/star/accessibility/XAccessibleEventBroadcaster.hpp>
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#include <comphelper/accessibleeventnotifier.hxx>
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#include <comphelper/uno3.hxx>
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namespace vcl { class Window; }
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namespace utl {
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class AccessibleStateSetHelper;
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}
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namespace accessibility {
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typedef ::cppu::WeakAggComponentImplHelper4<
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css::accessibility::XAccessibleContext,
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css::accessibility::XAccessibleComponent,
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css::accessibility::XAccessibleEventBroadcaster,
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css::lang::XServiceInfo >
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AccessibleGridControlImplHelper;
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/** The GridControl accessible objects inherit from this base class. It
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implements basic functionality for various Accessibility interfaces and
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the event broadcaster and contains the osl::Mutex. */
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class AccessibleGridControlBase :
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public ::cppu::BaseMutex,
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public AccessibleGridControlImplHelper
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{
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public:
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/** Constructor sets specified name and description.
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@param rxParent XAccessible interface of the parent object.
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@param rTable The Table control.
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@param eObjType Type of accessible table control. */
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AccessibleGridControlBase(
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const css::uno::Reference< css::accessibility::XAccessible >& rxParent,
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::vcl::table::IAccessibleTable& rTable,
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::vcl::table::AccessibleTableControlObjType eObjType );
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protected:
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virtual ~AccessibleGridControlBase() override;
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/** Commits DeFunc event to listeners and cleans up members. */
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virtual void SAL_CALL disposing() override;
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public:
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// XAccessibleContext
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/** @return A reference to the parent accessible object. */
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virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL
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getAccessibleParent() override;
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/** @return The index of this object among the parent's children. */
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virtual sal_Int32 SAL_CALL getAccessibleIndexInParent() override;
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/** @return
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The description of this object.
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*/
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virtual OUString SAL_CALL getAccessibleDescription() override;
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/** @return
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The name of this object.
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*/
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virtual OUString SAL_CALL getAccessibleName() override;
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/** @return
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The relation set (the GridControl does not have one).
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*/
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virtual css::uno::Reference< css::accessibility::XAccessibleRelationSet > SAL_CALL
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getAccessibleRelationSet() override;
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/** @return The set of current states. */
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virtual css::uno::Reference< css::accessibility::XAccessibleStateSet > SAL_CALL
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getAccessibleStateSet() override;
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/** @return The parent's locale. */
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virtual css::lang::Locale SAL_CALL getLocale() override;
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/** @return
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The role of this object. Panel, ROWHEADER, COLUMNHEADER, TABLE, TABLE_CELL are supported.
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*/
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virtual sal_Int16 SAL_CALL getAccessibleRole() override;
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/* Derived classes have to implement:
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- getAccessibleChildCount,
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- getAccessibleChild,
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- getAccessibleRole.
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Derived classes may overwrite getAccessibleIndexInParent to increase
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performance. */
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// XAccessibleComponent
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/** @return
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TRUE, if the point lies within the bounding box of this object. */
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virtual sal_Bool SAL_CALL containsPoint( const css::awt::Point& rPoint ) override;
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/** @return The bounding box of this object. */
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virtual css::awt::Rectangle SAL_CALL getBounds() override;
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/** @return
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The upper left corner of the bounding box relative to the parent. */
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virtual css::awt::Point SAL_CALL getLocation() override;
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/** @return
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The upper left corner of the bounding box in screen coordinates. */
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virtual css::awt::Point SAL_CALL getLocationOnScreen() override;
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/** @return The size of the bounding box. */
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virtual css::awt::Size SAL_CALL getSize() override;
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virtual sal_Int32 SAL_CALL getForeground( ) override;
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virtual sal_Int32 SAL_CALL getBackground( ) override;
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/* Derived classes have to implement:
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- getAccessibleAt,
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- grabFocus. */
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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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// XAccessibleEventBroadcaster
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/** Adds a new event listener */
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virtual void SAL_CALL addAccessibleEventListener(
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const css::uno::Reference< css::accessibility::XAccessibleEventListener>& rxListener ) override;
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/** Removes an event listener. */
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virtual void SAL_CALL removeAccessibleEventListener(
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const css::uno::Reference< css::accessibility::XAccessibleEventListener>& rxListener ) override;
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// XTypeProvider
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/** @return a unique implementation ID. */
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virtual css::uno::Sequence< sal_Int8 > SAL_CALL getImplementationId() override;
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// XServiceInfo
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/** @return Whether the specified service is supported by this class. */
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virtual sal_Bool SAL_CALL supportsService( const OUString& rServiceName ) override;
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/** @return a list of all supported services. */
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virtual css::uno::Sequence< OUString > SAL_CALL
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getSupportedServiceNames() override;
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/* Derived classes have to implement:
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- getImplementationName. */
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// helper methods
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/** @return The GridControl object type. */
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inline ::vcl::table::AccessibleTableControlObjType getType() const;
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/** Commits an event to all listeners. */
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void commitEvent(
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sal_Int16 nEventId,
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const css::uno::Any& rNewValue,
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const css::uno::Any& rOldValue );
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/** @return TRUE, if the object is not disposed or disposing. */
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bool isAlive() const;
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protected:
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// internal virtual methods
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/** Determines whether the Grid control is really showing inside of
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its parent accessible window. Derived classes may implement different
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behaviour.
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@attention This method requires locked mutex's and a living object.
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@return TRUE, if the object is really showing. */
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bool implIsShowing();
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/** Derived classes return the bounding box relative to the parent window.
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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() = 0;
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///** Derived classes return the bounding box in screen coordinates.
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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 tools::Rectangle implGetBoundingBoxOnScreen() = 0;
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/** Creates a new AccessibleStateSetHelper and fills it with states of the
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current object. This method calls FillStateSet at the GridControl which
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fills it with more states depending on the object type. Derived classes
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may overwrite this method and add more states.
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@attention This method requires locked mutex's.
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@return A filled AccessibleStateSetHelper. */
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virtual rtl::Reference<::utl::AccessibleStateSetHelper> implCreateStateSetHelper();
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// internal helper methods
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/** @throws <type>DisposedException</type> If the object is not alive. */
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void ensureIsAlive() const;
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/** Changes the name of the object (flat assignment, no notify).
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@attention This method requires a locked mutex. */
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inline void implSetName( const OUString& rName );
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/** Locks all mutex's and calculates the bounding box relative to the
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parent window.
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@return The bounding box (VCL rect.) relative to the parent object.
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@throws css::lang::DisposedException
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*/
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tools::Rectangle getBoundingBox();
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///** Locks all mutex's and calculates the bounding box in screen
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// coordinates.
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// @return The bounding box (VCL rect.) in screen coordinates. */
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/// @throws css::lang::DisposedException
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tools::Rectangle getBoundingBoxOnScreen();
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::comphelper::AccessibleEventNotifier::TClientId getClientId() const { return m_aClientId; }
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void setClientId(::comphelper::AccessibleEventNotifier::TClientId _aNewClientId) { m_aClientId = _aNewClientId; }
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protected:
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// members
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/** The parent accessible object. */
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css::uno::Reference< css::accessibility::XAccessible > m_xParent;
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/** The SVT Table control. */
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::vcl::table::IAccessibleTable& m_aTable;
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/** The type of this object (for names, descriptions, state sets, ...). */
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::vcl::table::AccessibleTableControlObjType m_eObjType;
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private:
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/** Localized name. */
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OUString m_aName;
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/** Localized description text. */
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OUString m_aDescription;
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::comphelper::AccessibleEventNotifier::TClientId m_aClientId;
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};
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// a version of AccessibleGridControlBase which implements not only the XAccessibleContext,
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// but also the XAccessible
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typedef ::cppu::ImplHelper1 < css::accessibility::XAccessible
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> GridControlAccessibleElement_Base;
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class GridControlAccessibleElement
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:public AccessibleGridControlBase
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,public GridControlAccessibleElement_Base
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{
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protected:
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/** Constructor sets specified name and description.
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@param rxParent XAccessible interface of the parent object.
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@param rTable The Table control.
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@param eObjType Type of table control
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*/
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GridControlAccessibleElement(
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const css::uno::Reference< css::accessibility::XAccessible >& rxParent,
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::vcl::table::IAccessibleTable& rTable,
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::vcl::table::AccessibleTableControlObjType eObjType );
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public:
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// XInterface
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DECLARE_XINTERFACE( )
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// XTypeProvider
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DECLARE_XTYPEPROVIDER( )
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protected:
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virtual ~GridControlAccessibleElement() override;
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protected:
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// XAccessible
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/** @return The XAccessibleContext interface of this object. */
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virtual css::uno::Reference< css::accessibility::XAccessibleContext > SAL_CALL
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getAccessibleContext() override;
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private:
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GridControlAccessibleElement( const GridControlAccessibleElement& ) = delete;
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GridControlAccessibleElement& operator=( const GridControlAccessibleElement& ) = delete;
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};
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// inlines
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inline ::vcl::table::AccessibleTableControlObjType AccessibleGridControlBase::getType() const
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{
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return m_eObjType;
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}
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inline void AccessibleGridControlBase::implSetName(
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const OUString& rName )
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{
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m_aName = rName;
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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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