158 lines
4.5 KiB
C++
158 lines
4.5 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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#include <vcl/window.hxx>
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#include <com/sun/star/accessibility/AccessibleStateType.hpp>
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#include <com/sun/star/accessibility/AccessibleRole.hpp>
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#include <cppuhelper/supportsservice.hxx>
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#include "accpage.hxx"
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#include <strings.hrc>
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#include <pagefrm.hxx>
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using namespace ::com::sun::star;
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using namespace ::com::sun::star::accessibility;
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using uno::Sequence;
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constexpr OUStringLiteral sImplementationName = u"com.sun.star.comp.Writer.SwAccessiblePageView";
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bool SwAccessiblePage::IsSelected()
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{
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return GetMap()->IsPageSelected( static_cast < const SwPageFrame * >( GetFrame() ) );
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}
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void SwAccessiblePage::GetStates( sal_Int64& rStateSet )
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{
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SwAccessibleContext::GetStates( rStateSet );
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// FOCUSABLE
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rStateSet |= AccessibleStateType::FOCUSABLE;
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// FOCUSED
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if( IsSelected() )
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{
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OSL_ENSURE( m_bIsSelected, "bSelected out of sync" );
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::rtl::Reference < SwAccessibleContext > xThis( this );
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GetMap()->SetCursorContext( xThis );
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vcl::Window *pWin = GetWindow();
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if( pWin && pWin->HasFocus() )
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rStateSet |= AccessibleStateType::FOCUSED;
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}
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}
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void SwAccessiblePage::InvalidateCursorPos_()
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{
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bool bNewSelected = IsSelected();
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bool bOldSelected;
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{
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std::scoped_lock aGuard( m_Mutex );
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bOldSelected = m_bIsSelected;
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m_bIsSelected = bNewSelected;
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}
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if( bNewSelected )
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{
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// remember that object as the one that has the caret. This is
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// necessary to notify that object if the cursor leaves it.
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::rtl::Reference < SwAccessibleContext > xThis( this );
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GetMap()->SetCursorContext( xThis );
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}
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if( bOldSelected != bNewSelected )
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{
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vcl::Window *pWin = GetWindow();
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if( pWin && pWin->HasFocus() )
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FireStateChangedEvent( AccessibleStateType::FOCUSED, bNewSelected );
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}
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}
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void SwAccessiblePage::InvalidateFocus_()
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{
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vcl::Window *pWin = GetWindow();
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if( !pWin )
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return;
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bool bSelected;
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{
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std::scoped_lock aGuard( m_Mutex );
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bSelected = m_bIsSelected;
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}
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OSL_ENSURE( bSelected, "focus object should be selected" );
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FireStateChangedEvent( AccessibleStateType::FOCUSED,
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pWin->HasFocus() && bSelected );
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}
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SwAccessiblePage::SwAccessiblePage(std::shared_ptr<SwAccessibleMap> const& pInitMap,
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const SwFrame* pFrame )
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: SwAccessibleContext( pInitMap, AccessibleRole::PANEL, pFrame )
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, m_bIsSelected( false )
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{
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assert(pFrame != nullptr);
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assert(pInitMap != nullptr);
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assert(pFrame->IsPageFrame());
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OUString sPage = OUString::number(
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static_cast<const SwPageFrame*>( GetFrame() )->GetPhyPageNum() );
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SetName( GetResource( STR_ACCESS_PAGE_NAME, &sPage ) );
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}
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SwAccessiblePage::~SwAccessiblePage()
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{
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}
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bool SwAccessiblePage::HasCursor()
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{
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std::scoped_lock aGuard( m_Mutex );
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return m_bIsSelected;
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}
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OUString SwAccessiblePage::getImplementationName( )
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{
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return sImplementationName;
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}
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sal_Bool SwAccessiblePage::supportsService( const OUString& rServiceName)
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{
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return cppu::supportsService(this, rServiceName);
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}
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Sequence<OUString> SwAccessiblePage::getSupportedServiceNames( )
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{
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return { u"com.sun.star.text.AccessiblePageView"_ustr, sAccessibleServiceName };
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}
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Sequence< sal_Int8 > SAL_CALL SwAccessiblePage::getImplementationId()
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{
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return css::uno::Sequence<sal_Int8>();
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}
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OUString SwAccessiblePage::getAccessibleDescription( )
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{
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ThrowIfDisposed();
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OUString sArg( GetFormattedPageNumber() );
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return GetResource( STR_ACCESS_PAGE_DESC, &sArg );
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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