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libreoffice/sw/source/core/access/accpage.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

158 lines
4.5 KiB
C++

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