accessibility.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * 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
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 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
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 */
 
#pragma once
 
#include <com/sun/star/accessibility/AccessibleScrollType.hpp>
#include <com/sun/star/accessibility/XAccessible.hpp>
#include <com/sun/star/accessibility/XAccessibleComponent.hpp>
#include <com/sun/star/accessibility/XAccessibleContext.hpp>
#include <com/sun/star/accessibility/XAccessibleText.hpp>
#include <com/sun/star/accessibility/XAccessibleEventBroadcaster.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/uno/Reference.h>
#include <cppuhelper/implbase.hxx>
 
#include <view.hxx>
 
class SmDocShell;
 
namespace accessibility { class AccessibleTextHelper; }
 
// classes and helper-classes used for accessibility in the graphic-window
 
 
typedef
cppu::WeakImplHelper
    <
        css::lang::XServiceInfo,
        css::accessibility::XAccessible,
        css::accessibility::XAccessibleComponent,
        css::accessibility::XAccessibleContext,
        css::accessibility::XAccessibleText,
        css::accessibility::XAccessibleEventBroadcaster
    >
SmGraphicAccessibleBaseClass;
 
class SmGraphicAccessible final :
    public SmGraphicAccessibleBaseClass
{
    OUString                            aAccName;
    sal_uInt32                          nClientId;
 
    SmGraphicWidget*                    pWin;
 
    SmGraphicAccessible( const SmGraphicAccessible & ) = delete;
    SmGraphicAccessible & operator = ( const SmGraphicAccessible & ) = delete;
 
    SmDocShell *    GetDoc_Impl();
    OUString        GetAccessibleText_Impl();
 
public:
    explicit SmGraphicAccessible( SmGraphicWidget *pGraphicWin );
    virtual ~SmGraphicAccessible() override;
 
    void                ClearWin();     // to be called when view is destroyed
    void                LaunchEvent(
                            const sal_Int16 nAccessibleEventId,
                            const css::uno::Any &rOldVal,
                            const css::uno::Any &rNewVal);
 
    // XAccessible
    virtual css::uno::Reference< css::accessibility::XAccessibleContext > SAL_CALL getAccessibleContext(  ) override;
 
    // XAccessibleComponent
    virtual sal_Bool SAL_CALL containsPoint( const css::awt::Point& aPoint ) override;
    virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleAtPoint( const css::awt::Point& aPoint ) override;
    virtual css::awt::Rectangle SAL_CALL getBounds(  ) override;
    virtual css::awt::Point SAL_CALL getLocation(  ) override;
    virtual css::awt::Point SAL_CALL getLocationOnScreen(  ) override;
    virtual css::awt::Size SAL_CALL getSize(  ) override;
    virtual void SAL_CALL grabFocus(  ) override;
    virtual sal_Int32 SAL_CALL getForeground(  ) override;
    virtual sal_Int32 SAL_CALL getBackground(  ) override;
 
    // XAccessibleContext
    virtual sal_Int64 SAL_CALL getAccessibleChildCount(  ) override;
    virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleChild( sal_Int64 i ) override;
    virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleParent(  ) override;
    virtual sal_Int64 SAL_CALL getAccessibleIndexInParent(  ) override;
    virtual sal_Int16 SAL_CALL getAccessibleRole(  ) override;
    virtual OUString SAL_CALL getAccessibleDescription(  ) override;
    virtual OUString SAL_CALL getAccessibleName(  ) override;
    virtual css::uno::Reference< css::accessibility::XAccessibleRelationSet > SAL_CALL getAccessibleRelationSet(  ) override;
    virtual sal_Int64 SAL_CALL getAccessibleStateSet(  ) override;
    virtual css::lang::Locale SAL_CALL getLocale(  ) override;
 
    // XAccessibleEventBroadcaster
    virtual void SAL_CALL addAccessibleEventListener( const css::uno::Reference< css::accessibility::XAccessibleEventListener >& xListener ) override;
    virtual void SAL_CALL removeAccessibleEventListener( const css::uno::Reference< css::accessibility::XAccessibleEventListener >& xListener ) 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;
 
    // XServiceInfo
    virtual OUString SAL_CALL getImplementationName(  ) override;
    virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
    virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames(  ) override;
};
 
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