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>
2270 lines
80 KiB
C++
2270 lines
80 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 <sal/config.h>
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#include <sal/log.hxx>
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#include <com/sun/star/accessibility/AccessibleEventId.hpp>
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#include <com/sun/star/accessibility/AccessibleRelationType.hpp>
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#include <com/sun/star/accessibility/AccessibleRole.hpp>
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#include <com/sun/star/accessibility/AccessibleStateType.hpp>
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#include <com/sun/star/awt/FontWeight.hpp>
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#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
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#include <com/sun/star/lang/WrappedTargetRuntimeException.hpp>
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#include <com/sun/star/i18n/Boundary.hpp>
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#include <cppuhelper/exc_hlp.hxx>
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#include <extended/textwindowaccessibility.hxx>
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#include <comphelper/accessibleeventnotifier.hxx>
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#include <unotools/accessiblerelationsethelper.hxx>
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#include <unotools/accessiblestatesethelper.hxx>
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#include <vcl/svapp.hxx>
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#include <vcl/txtattr.hxx>
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#include <vcl/window.hxx>
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#include <tools/diagnose_ex.h>
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#include <toolkit/helper/convert.hxx>
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#include <comphelper/sequence.hxx>
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#include <algorithm>
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#include <memory>
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#include <numeric>
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#include <vector>
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namespace accessibility
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{
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void SfxListenerGuard::startListening(::SfxBroadcaster & rNotifier)
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{
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assert(m_pNotifier == nullptr && "called more than once");
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m_pNotifier = &rNotifier;
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m_rListener.StartListening(*m_pNotifier, DuplicateHandling::Prevent);
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}
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void SfxListenerGuard::endListening()
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{
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if (m_pNotifier != nullptr)
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{
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m_rListener.EndListening(*m_pNotifier);
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m_pNotifier = nullptr;
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}
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}
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void WindowListenerGuard::startListening(vcl::Window & rNotifier)
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{
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assert(m_pNotifier == nullptr && "called more than once");
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m_pNotifier = &rNotifier;
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m_pNotifier->AddEventListener(m_aListener);
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}
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void WindowListenerGuard::endListening()
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{
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if (m_pNotifier)
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{
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m_pNotifier->RemoveEventListener(m_aListener);
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m_pNotifier = nullptr;
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}
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}
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Paragraph::Paragraph(::rtl::Reference< Document > const & rDocument,
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Paragraphs::size_type nNumber):
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ParagraphBase(m_aMutex),
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m_xDocument(rDocument),
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m_nNumber(nNumber),
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m_nClientId(0)
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{
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m_aParagraphText = m_xDocument->retrieveParagraphText(this);
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}
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void
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Paragraph::numberChanged(bool bIncremented)
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{
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if (bIncremented)
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++m_nNumber;
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else
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--m_nNumber;
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}
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void Paragraph::textChanged()
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{
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OUString aParagraphText = implGetText();
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css::uno::Any aOldValue, aNewValue;
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if ( implInitTextChangedEvent( m_aParagraphText, aParagraphText, aOldValue, aNewValue ) )
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{
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m_aParagraphText = aParagraphText;
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notifyEvent(css::accessibility::AccessibleEventId::
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TEXT_CHANGED,
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aOldValue, aNewValue);
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}
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}
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void Paragraph::notifyEvent(::sal_Int16 nEventId,
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css::uno::Any const & rOldValue,
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css::uno::Any const & rNewValue)
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{
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if (m_nClientId)
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comphelper::AccessibleEventNotifier::addEvent( m_nClientId, css::accessibility::AccessibleEventObject(
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static_cast< ::cppu::OWeakObject * >(this),
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nEventId, rNewValue, rOldValue) );
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}
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// virtual
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css::uno::Reference< css::accessibility::XAccessibleContext > SAL_CALL
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Paragraph::getAccessibleContext()
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{
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checkDisposed();
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return this;
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}
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// virtual
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::sal_Int32 SAL_CALL Paragraph::getAccessibleChildCount()
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{
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checkDisposed();
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return 0;
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}
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// virtual
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css::uno::Reference< css::accessibility::XAccessible > SAL_CALL
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Paragraph::getAccessibleChild(::sal_Int32)
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{
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checkDisposed();
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throw css::lang::IndexOutOfBoundsException(
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"textwindowaccessibility.cxx:"
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" Paragraph::getAccessibleChild",
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static_cast< css::uno::XWeak * >(this));
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}
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// virtual
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css::uno::Reference< css::accessibility::XAccessible > SAL_CALL
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Paragraph::getAccessibleParent()
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{
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checkDisposed();
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return m_xDocument->getAccessible();
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}
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// virtual
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::sal_Int32 SAL_CALL Paragraph::getAccessibleIndexInParent()
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{
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checkDisposed();
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return m_xDocument->retrieveParagraphIndex(this);
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}
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// virtual
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::sal_Int16 SAL_CALL Paragraph::getAccessibleRole()
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{
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checkDisposed();
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return css::accessibility::AccessibleRole::PARAGRAPH;
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}
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// virtual
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OUString SAL_CALL Paragraph::getAccessibleDescription()
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{
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checkDisposed();
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return OUString();
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}
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// virtual
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OUString SAL_CALL Paragraph::getAccessibleName()
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{
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checkDisposed();
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return OUString();
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}
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// virtual
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css::uno::Reference< css::accessibility::XAccessibleRelationSet >
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SAL_CALL Paragraph::getAccessibleRelationSet()
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{
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checkDisposed();
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return m_xDocument->retrieveParagraphRelationSet( this );
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}
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// virtual
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css::uno::Reference< css::accessibility::XAccessibleStateSet >
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SAL_CALL Paragraph::getAccessibleStateSet()
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{
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checkDisposed();
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// FIXME Notification of changes (STATE_CHANGED) missing when
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// m_rView.IsReadOnly() changes:
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return new ::utl::AccessibleStateSetHelper(
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m_xDocument->retrieveParagraphState(this));
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}
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// virtual
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css::lang::Locale SAL_CALL Paragraph::getLocale()
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{
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checkDisposed();
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return m_xDocument->retrieveLocale();
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}
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// virtual
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sal_Bool SAL_CALL Paragraph::containsPoint(css::awt::Point const & rPoint)
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{
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checkDisposed();
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css::awt::Rectangle aRect(m_xDocument->retrieveParagraphBounds(this,
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false));
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return rPoint.X >= 0 && rPoint.X < aRect.Width
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&& rPoint.Y >= 0 && rPoint.Y < aRect.Height;
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}
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// virtual
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css::uno::Reference< css::accessibility::XAccessible > SAL_CALL
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Paragraph::getAccessibleAtPoint(css::awt::Point const &)
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{
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checkDisposed();
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return nullptr;
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}
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// virtual
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css::awt::Rectangle SAL_CALL Paragraph::getBounds()
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{
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checkDisposed();
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return m_xDocument->retrieveParagraphBounds(this, false);
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}
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// virtual
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css::awt::Point SAL_CALL Paragraph::getLocation()
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{
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checkDisposed();
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css::awt::Rectangle aRect(m_xDocument->retrieveParagraphBounds(this,
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false));
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return css::awt::Point(aRect.X, aRect.Y);
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}
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// virtual
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css::awt::Point SAL_CALL Paragraph::getLocationOnScreen()
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{
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checkDisposed();
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css::awt::Rectangle aRect(m_xDocument->retrieveParagraphBounds(this,
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true));
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return css::awt::Point(aRect.X, aRect.Y);
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}
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// virtual
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css::awt::Size SAL_CALL Paragraph::getSize()
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{
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checkDisposed();
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css::awt::Rectangle aRect(m_xDocument->retrieveParagraphBounds(this,
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false));
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return css::awt::Size(aRect.Width, aRect.Height);
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}
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// virtual
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void SAL_CALL Paragraph::grabFocus()
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{
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checkDisposed();
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VclPtr<vcl::Window> pWindow = m_xDocument->GetWindow();
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if ( pWindow )
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{
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pWindow->GrabFocus();
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}
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try
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{
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m_xDocument->changeParagraphSelection(this, 0, 0);
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}
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catch (const css::lang::IndexOutOfBoundsException &)
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{
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TOOLS_INFO_EXCEPTION("accessibility", "Paragraph::grabFocus: caught unexpected");
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}
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}
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// virtual
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sal_Int32 SAL_CALL Paragraph::getForeground()
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{
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return 0; // TODO
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}
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// virtual
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sal_Int32 SAL_CALL Paragraph::getBackground()
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{
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return 0; // TODO
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}
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// virtual
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::sal_Int32 SAL_CALL Paragraph::getCaretPosition()
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{
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checkDisposed();
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return m_xDocument->retrieveParagraphCaretPosition(this);
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}
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// virtual
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sal_Bool SAL_CALL Paragraph::setCaretPosition(::sal_Int32 nIndex)
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{
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checkDisposed();
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m_xDocument->changeParagraphSelection(this, nIndex, nIndex);
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return true;
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}
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// virtual
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::sal_Unicode SAL_CALL Paragraph::getCharacter(::sal_Int32 nIndex)
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{
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checkDisposed();
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return OCommonAccessibleText::implGetCharacter(implGetText(), nIndex);
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}
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// virtual
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css::uno::Sequence< css::beans::PropertyValue > SAL_CALL
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Paragraph::getCharacterAttributes(::sal_Int32 nIndex, const css::uno::Sequence< OUString >& aRequestedAttributes)
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{
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checkDisposed();
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return m_xDocument->retrieveCharacterAttributes( this, nIndex, aRequestedAttributes );
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}
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// virtual
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css::awt::Rectangle SAL_CALL
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Paragraph::getCharacterBounds(::sal_Int32 nIndex)
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{
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checkDisposed();
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css::awt::Rectangle aBounds(m_xDocument->retrieveCharacterBounds(this, nIndex));
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css::awt::Rectangle aParaBounds(m_xDocument->retrieveParagraphBounds(this, false));
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aBounds.X -= aParaBounds.X;
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aBounds.Y -= aParaBounds.Y;
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return aBounds;
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}
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// virtual
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::sal_Int32 SAL_CALL Paragraph::getCharacterCount()
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{
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checkDisposed();
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return implGetText().getLength();
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}
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// virtual
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::sal_Int32 SAL_CALL
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Paragraph::getIndexAtPoint(css::awt::Point const & rPoint)
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{
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checkDisposed();
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css::awt::Point aPoint(rPoint);
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css::awt::Rectangle aParaBounds(m_xDocument->retrieveParagraphBounds(this, false));
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aPoint.X += aParaBounds.X;
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aPoint.Y += aParaBounds.Y;
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return m_xDocument->retrieveCharacterIndex(this, aPoint);
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}
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// virtual
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OUString SAL_CALL Paragraph::getSelectedText()
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{
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checkDisposed();
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return OCommonAccessibleText::getSelectedText();
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}
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// virtual
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::sal_Int32 SAL_CALL Paragraph::getSelectionStart()
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{
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checkDisposed();
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return OCommonAccessibleText::getSelectionStart();
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}
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// virtual
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::sal_Int32 SAL_CALL Paragraph::getSelectionEnd()
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{
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checkDisposed();
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return OCommonAccessibleText::getSelectionEnd();
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}
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// virtual
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sal_Bool SAL_CALL Paragraph::setSelection(::sal_Int32 nStartIndex,
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::sal_Int32 nEndIndex)
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{
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checkDisposed();
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m_xDocument->changeParagraphSelection(this, nStartIndex, nEndIndex);
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return true;
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}
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// virtual
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OUString SAL_CALL Paragraph::getText()
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{
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checkDisposed();
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return implGetText();
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}
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// virtual
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OUString SAL_CALL Paragraph::getTextRange(::sal_Int32 nStartIndex,
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::sal_Int32 nEndIndex)
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{
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checkDisposed();
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return OCommonAccessibleText::implGetTextRange(implGetText(), nStartIndex, nEndIndex);
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}
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// virtual
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css::accessibility::TextSegment SAL_CALL Paragraph::getTextAtIndex( sal_Int32 nIndex, sal_Int16 aTextType )
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{
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checkDisposed();
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return OCommonAccessibleText::getTextAtIndex(nIndex, aTextType);
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}
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// virtual
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css::accessibility::TextSegment SAL_CALL Paragraph::getTextBeforeIndex( sal_Int32 nIndex, sal_Int16 aTextType )
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{
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checkDisposed();
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return OCommonAccessibleText::getTextBeforeIndex(nIndex, aTextType);
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}
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// virtual
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css::accessibility::TextSegment SAL_CALL Paragraph::getTextBehindIndex( sal_Int32 nIndex, sal_Int16 aTextType )
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{
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checkDisposed();
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return OCommonAccessibleText::getTextBehindIndex(nIndex, aTextType);
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}
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// virtual
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sal_Bool SAL_CALL Paragraph::copyText(::sal_Int32 nStartIndex,
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::sal_Int32 nEndIndex)
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{
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checkDisposed();
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m_xDocument->copyParagraphText(this, nStartIndex, nEndIndex);
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return true;
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}
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// virtual
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sal_Bool SAL_CALL Paragraph::scrollSubstringTo( sal_Int32, sal_Int32, css::accessibility::AccessibleScrollType )
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{
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return false;
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}
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// virtual
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sal_Bool SAL_CALL Paragraph::cutText(::sal_Int32 nStartIndex,
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::sal_Int32 nEndIndex)
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{
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checkDisposed();
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m_xDocument->changeParagraphText(this, nStartIndex, nEndIndex, true, false,
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OUString());
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return true;
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}
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// virtual
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sal_Bool SAL_CALL Paragraph::pasteText(::sal_Int32 nIndex)
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{
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checkDisposed();
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m_xDocument->changeParagraphText(this, nIndex, nIndex, false, true,
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OUString());
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return true;
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}
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// virtual
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sal_Bool SAL_CALL Paragraph::deleteText(::sal_Int32 nStartIndex,
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::sal_Int32 nEndIndex)
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{
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checkDisposed();
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m_xDocument->changeParagraphText(this, nStartIndex, nEndIndex, false, false,
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OUString());
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return true;
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}
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// virtual
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sal_Bool SAL_CALL Paragraph::insertText(OUString const & rText,
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::sal_Int32 nIndex)
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{
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checkDisposed();
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m_xDocument->changeParagraphText(this, nIndex, nIndex, false, false, rText);
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return true;
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}
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// virtual
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sal_Bool SAL_CALL
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Paragraph::replaceText(::sal_Int32 nStartIndex, ::sal_Int32 nEndIndex,
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OUString const & rReplacement)
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{
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checkDisposed();
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m_xDocument->changeParagraphText(this, nStartIndex, nEndIndex, false, false,
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rReplacement);
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return true;
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}
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// virtual
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sal_Bool SAL_CALL Paragraph::setAttributes(
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::sal_Int32 nStartIndex, ::sal_Int32 nEndIndex,
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css::uno::Sequence< css::beans::PropertyValue > const & rAttributeSet)
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{
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checkDisposed();
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m_xDocument->changeParagraphAttributes(this, nStartIndex, nEndIndex,
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rAttributeSet);
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return true;
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}
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// virtual
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sal_Bool SAL_CALL Paragraph::setText(OUString const & rText)
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{
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checkDisposed();
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m_xDocument->changeParagraphText(this, rText);
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return true;
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}
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// virtual
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css::uno::Sequence< css::beans::PropertyValue > SAL_CALL
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Paragraph::getDefaultAttributes(const css::uno::Sequence< OUString >&)
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{
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checkDisposed();
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return {}; // default attributes are not supported by text engine
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}
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// virtual
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css::uno::Sequence< css::beans::PropertyValue > SAL_CALL
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Paragraph::getRunAttributes(::sal_Int32 Index, const css::uno::Sequence< OUString >& RequestedAttributes)
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{
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checkDisposed();
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return m_xDocument->retrieveRunAttributes( this, Index, RequestedAttributes );
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}
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// virtual
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::sal_Int32 SAL_CALL Paragraph::getLineNumberAtIndex( ::sal_Int32 nIndex )
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{
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checkDisposed();
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::sal_Int32 nLineNo = -1;
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m_xDocument->retrieveParagraphLineBoundary( this, nIndex, &nLineNo );
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return nLineNo;
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}
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// virtual
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css::accessibility::TextSegment SAL_CALL Paragraph::getTextAtLineNumber( ::sal_Int32 nLineNo )
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{
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checkDisposed();
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css::i18n::Boundary aBoundary =
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m_xDocument->retrieveParagraphBoundaryOfLine( this, nLineNo );
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return css::accessibility::TextSegment( getTextRange(aBoundary.startPos, aBoundary.endPos),
|
|
aBoundary.startPos, aBoundary.endPos);
|
|
}
|
|
|
|
// virtual
|
|
css::accessibility::TextSegment SAL_CALL Paragraph::getTextAtLineWithCaret( )
|
|
{
|
|
checkDisposed();
|
|
|
|
sal_Int32 nLineNo = getNumberOfLineWithCaret();
|
|
|
|
try {
|
|
return ( nLineNo >= 0 ) ?
|
|
getTextAtLineNumber( nLineNo ) :
|
|
css::accessibility::TextSegment();
|
|
} catch (const css::lang::IndexOutOfBoundsException&) {
|
|
css::uno::Any anyEx = cppu::getCaughtException();
|
|
throw css::lang::WrappedTargetRuntimeException(
|
|
"textwindowaccessibility.cxx:"
|
|
" Paragraph::getTextAtLineWithCaret",
|
|
static_cast< css::uno::XWeak * >( this ), anyEx );
|
|
}
|
|
}
|
|
|
|
// virtual
|
|
::sal_Int32 SAL_CALL Paragraph::getNumberOfLineWithCaret( )
|
|
{
|
|
checkDisposed();
|
|
return m_xDocument->retrieveParagraphLineWithCursor(this);
|
|
}
|
|
|
|
|
|
// virtual
|
|
void SAL_CALL Paragraph::addAccessibleEventListener(
|
|
css::uno::Reference<
|
|
css::accessibility::XAccessibleEventListener > const & rListener)
|
|
{
|
|
if (!rListener.is())
|
|
return;
|
|
|
|
::osl::ClearableMutexGuard aGuard(rBHelper.rMutex);
|
|
if (rBHelper.bDisposed || rBHelper.bInDispose)
|
|
{
|
|
aGuard.clear();
|
|
rListener->disposing(css::lang::EventObject(
|
|
static_cast< ::cppu::OWeakObject * >(this)));
|
|
}
|
|
else
|
|
{
|
|
if (!m_nClientId)
|
|
m_nClientId = comphelper::AccessibleEventNotifier::registerClient( );
|
|
comphelper::AccessibleEventNotifier::addEventListener( m_nClientId, rListener );
|
|
}
|
|
}
|
|
|
|
// virtual
|
|
void SAL_CALL Paragraph::removeAccessibleEventListener(
|
|
css::uno::Reference<
|
|
css::accessibility::XAccessibleEventListener > const & rListener)
|
|
{
|
|
comphelper::AccessibleEventNotifier::TClientId nId = 0;
|
|
{
|
|
osl::MutexGuard aGuard(rBHelper.rMutex);
|
|
if (rListener.is() && m_nClientId != 0
|
|
&& comphelper::AccessibleEventNotifier::removeEventListener( m_nClientId, rListener ) == 0)
|
|
{
|
|
nId = m_nClientId;
|
|
m_nClientId = 0;
|
|
}
|
|
}
|
|
if (nId != 0)
|
|
{
|
|
// no listeners anymore
|
|
// -> revoke ourself. This may lead to the notifier thread dying (if we were the last client),
|
|
// and at least to us not firing any events anymore, in case somebody calls
|
|
// NotifyAccessibleEvent, again
|
|
comphelper::AccessibleEventNotifier::revokeClient(nId);
|
|
}
|
|
}
|
|
|
|
// virtual
|
|
void SAL_CALL Paragraph::disposing()
|
|
{
|
|
comphelper::AccessibleEventNotifier::TClientId nId = 0;
|
|
{
|
|
osl::MutexGuard aGuard(rBHelper.rMutex);
|
|
nId = m_nClientId;
|
|
m_nClientId = 0;
|
|
}
|
|
if (nId != 0)
|
|
comphelper::AccessibleEventNotifier::revokeClientNotifyDisposing(nId, *this);
|
|
}
|
|
|
|
// virtual
|
|
OUString Paragraph::implGetText()
|
|
{
|
|
return m_xDocument->retrieveParagraphText(this);
|
|
}
|
|
|
|
// virtual
|
|
css::lang::Locale Paragraph::implGetLocale()
|
|
{
|
|
return m_xDocument->retrieveLocale();
|
|
}
|
|
|
|
// virtual
|
|
void Paragraph::implGetSelection(::sal_Int32 & rStartIndex,
|
|
::sal_Int32 & rEndIndex)
|
|
{
|
|
m_xDocument->retrieveParagraphSelection(this, &rStartIndex, &rEndIndex);
|
|
}
|
|
|
|
// virtual
|
|
void Paragraph::implGetParagraphBoundary( const OUString& rText,
|
|
css::i18n::Boundary& rBoundary,
|
|
::sal_Int32 nIndex )
|
|
{
|
|
::sal_Int32 nLength = rText.getLength();
|
|
|
|
if ( implIsValidIndex( nIndex, nLength ) )
|
|
{
|
|
rBoundary.startPos = 0;
|
|
rBoundary.endPos = nLength;
|
|
}
|
|
else
|
|
{
|
|
rBoundary.startPos = nIndex;
|
|
rBoundary.endPos = nIndex;
|
|
}
|
|
}
|
|
|
|
// virtual
|
|
void Paragraph::implGetLineBoundary( const OUString& rText,
|
|
css::i18n::Boundary& rBoundary,
|
|
::sal_Int32 nIndex )
|
|
{
|
|
::sal_Int32 nLength = rText.getLength();
|
|
|
|
if ( implIsValidIndex( nIndex, nLength ) || nIndex == nLength )
|
|
{
|
|
css::i18n::Boundary aBoundary =
|
|
m_xDocument->retrieveParagraphLineBoundary( this, nIndex, nullptr );
|
|
rBoundary.startPos = aBoundary.startPos;
|
|
rBoundary.endPos = aBoundary.endPos;
|
|
}
|
|
else
|
|
{
|
|
rBoundary.startPos = nIndex;
|
|
rBoundary.endPos = nIndex;
|
|
}
|
|
}
|
|
|
|
|
|
void Paragraph::checkDisposed()
|
|
{
|
|
::osl::MutexGuard aGuard(rBHelper.rMutex);
|
|
if (!(rBHelper.bDisposed || rBHelper.bInDispose))
|
|
return;
|
|
throw css::lang::DisposedException(
|
|
OUString(), static_cast< css::uno::XWeak * >(this));
|
|
}
|
|
|
|
Document::Document(::VCLXWindow * pVclXWindow, ::TextEngine & rEngine,
|
|
::TextView & rView):
|
|
VCLXAccessibleComponent(pVclXWindow),
|
|
m_xAccessible(pVclXWindow),
|
|
m_rEngine(rEngine),
|
|
m_rView(rView),
|
|
m_aEngineListener(*this),
|
|
m_aViewListener(LINK(this, Document, WindowEventHandler)),
|
|
m_nViewOffset(0),
|
|
m_nViewHeight(0),
|
|
m_nVisibleBeginOffset(0),
|
|
m_nSelectionFirstPara(-1),
|
|
m_nSelectionFirstPos(-1),
|
|
m_nSelectionLastPara(-1),
|
|
m_nSelectionLastPos(-1),
|
|
m_bSelectionChangedNotification(false)
|
|
{}
|
|
|
|
css::lang::Locale Document::retrieveLocale()
|
|
{
|
|
SolarMutexGuard aGuard;
|
|
return m_rEngine.GetLocale();
|
|
}
|
|
|
|
::sal_Int32 Document::retrieveParagraphIndex(Paragraph const * pParagraph)
|
|
{
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
|
|
// If a client holds on to a Paragraph that is no longer visible, it can
|
|
// happen that this Paragraph lies outside the range from m_aVisibleBegin
|
|
// to m_aVisibleEnd. In that case, return -1 instead of a valid index:
|
|
Paragraphs::iterator aPara(m_xParagraphs->begin()
|
|
+ pParagraph->getNumber());
|
|
return aPara < m_aVisibleBegin || aPara >= m_aVisibleEnd
|
|
? -1 : static_cast< ::sal_Int32 >(aPara - m_aVisibleBegin);
|
|
// XXX numeric overflow
|
|
}
|
|
|
|
::sal_Int64 Document::retrieveParagraphState(Paragraph const * pParagraph)
|
|
{
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
|
|
// If a client holds on to a Paragraph that is no longer visible, it can
|
|
// happen that this Paragraph lies outside the range from m_aVisibleBegin
|
|
// to m_aVisibleEnd. In that case, it is neither VISIBLE nor SHOWING:
|
|
::sal_Int64 nState
|
|
= (static_cast< ::sal_Int64 >(1)
|
|
<< css::accessibility::AccessibleStateType::ENABLED)
|
|
| (static_cast< ::sal_Int64 >(1)
|
|
<< css::accessibility::AccessibleStateType::SENSITIVE)
|
|
| (static_cast< ::sal_Int64 >(1)
|
|
<< css::accessibility::AccessibleStateType::FOCUSABLE)
|
|
| (static_cast< ::sal_Int64 >(1)
|
|
<< css::accessibility::AccessibleStateType::MULTI_LINE);
|
|
if (!m_rView.IsReadOnly())
|
|
nState |= (static_cast< ::sal_Int64 >(1)
|
|
<< css::accessibility::AccessibleStateType::EDITABLE);
|
|
Paragraphs::iterator aPara(m_xParagraphs->begin()
|
|
+ pParagraph->getNumber());
|
|
if (aPara >= m_aVisibleBegin && aPara < m_aVisibleEnd)
|
|
{
|
|
nState
|
|
|= (static_cast< ::sal_Int64 >(1)
|
|
<< css::accessibility::AccessibleStateType::VISIBLE)
|
|
| (static_cast< ::sal_Int64 >(1)
|
|
<< css::accessibility::AccessibleStateType::SHOWING);
|
|
if (aPara == m_aFocused)
|
|
nState |= (static_cast< ::sal_Int64 >(1)
|
|
<< css::accessibility::AccessibleStateType::FOCUSED);
|
|
}
|
|
return nState;
|
|
};
|
|
|
|
css::awt::Rectangle
|
|
Document::retrieveParagraphBounds(Paragraph const * pParagraph,
|
|
bool bAbsolute)
|
|
{
|
|
SolarMutexGuard aGuard;
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
|
|
// If a client holds on to a Paragraph that is no longer visible (as it
|
|
// scrolled out the top of the view), it can happen that this Paragraph
|
|
// lies before m_aVisibleBegin. In that case, calculate the vertical
|
|
// position of the Paragraph starting at paragraph 0, otherwise optimize
|
|
// and start at m_aVisibleBegin:
|
|
Paragraphs::iterator aPara(m_xParagraphs->begin()
|
|
+ pParagraph->getNumber());
|
|
auto lAddHeight = [](const sal_Int32& rSum, const ParagraphInfo& rParagraph) {
|
|
return rSum + rParagraph.getHeight(); };
|
|
::sal_Int32 nPos;
|
|
if (aPara < m_aVisibleBegin)
|
|
nPos = std::accumulate(m_xParagraphs->begin(), aPara, sal_Int32(0), lAddHeight);
|
|
else
|
|
nPos = std::accumulate(m_aVisibleBegin, aPara, m_nViewOffset - m_nVisibleBeginOffset, lAddHeight);
|
|
|
|
Point aOrig(0, 0);
|
|
if (bAbsolute)
|
|
aOrig = m_rView.GetWindow()->OutputToAbsoluteScreenPixel(aOrig);
|
|
|
|
return css::awt::Rectangle(
|
|
static_cast< ::sal_Int32 >(aOrig.X()),
|
|
static_cast< ::sal_Int32 >(aOrig.Y()) + nPos - m_nViewOffset,
|
|
m_rView.GetWindow()->GetOutputSizePixel().Width(), aPara->getHeight());
|
|
// XXX numeric overflow (3x)
|
|
}
|
|
|
|
OUString
|
|
Document::retrieveParagraphText(Paragraph const * pParagraph)
|
|
{
|
|
SolarMutexGuard aGuard;
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
return m_rEngine.GetText(static_cast< ::sal_uInt32 >(pParagraph->getNumber()));
|
|
// numeric overflow cannot happen here
|
|
}
|
|
|
|
void Document::retrieveParagraphSelection(Paragraph const * pParagraph,
|
|
::sal_Int32 * pBegin,
|
|
::sal_Int32 * pEnd)
|
|
{
|
|
SolarMutexGuard aGuard;
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
::TextSelection const & rSelection = m_rView.GetSelection();
|
|
Paragraphs::size_type nNumber = pParagraph->getNumber();
|
|
TextPaM aStartPaM( rSelection.GetStart() );
|
|
TextPaM aEndPaM( rSelection.GetEnd() );
|
|
TextPaM aMinPaM( std::min( aStartPaM, aEndPaM ) );
|
|
TextPaM aMaxPaM( std::max( aStartPaM, aEndPaM ) );
|
|
|
|
if ( nNumber >= aMinPaM.GetPara() && nNumber <= aMaxPaM.GetPara() )
|
|
{
|
|
*pBegin = nNumber > aMinPaM.GetPara() ? 0 : aMinPaM.GetIndex();
|
|
// XXX numeric overflow
|
|
*pEnd = nNumber < aMaxPaM.GetPara()
|
|
? m_rEngine.GetText(static_cast< ::sal_uInt32 >(nNumber)).getLength()
|
|
: aMaxPaM.GetIndex();
|
|
// XXX numeric overflow (3x)
|
|
|
|
if ( aStartPaM > aEndPaM )
|
|
std::swap( *pBegin, *pEnd );
|
|
}
|
|
else
|
|
{
|
|
*pBegin = 0;
|
|
*pEnd = 0;
|
|
}
|
|
}
|
|
|
|
::sal_Int32 Document::retrieveParagraphCaretPosition(Paragraph const * pParagraph)
|
|
{
|
|
SolarMutexGuard aGuard;
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
::TextSelection const & rSelection = m_rView.GetSelection();
|
|
Paragraphs::size_type nNumber = pParagraph->getNumber();
|
|
TextPaM aEndPaM( rSelection.GetEnd() );
|
|
|
|
return aEndPaM.GetPara() == nNumber ? aEndPaM.GetIndex() : -1;
|
|
}
|
|
|
|
css::awt::Rectangle
|
|
Document::retrieveCharacterBounds(Paragraph const * pParagraph,
|
|
::sal_Int32 nIndex)
|
|
{
|
|
SolarMutexGuard aGuard;
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
::sal_uInt32 nNumber = static_cast< ::sal_uInt32 >(pParagraph->getNumber());
|
|
sal_Int32 nLength = m_rEngine.GetText(nNumber).getLength();
|
|
// XXX numeric overflow
|
|
if (nIndex < 0 || nIndex > nLength)
|
|
throw css::lang::IndexOutOfBoundsException(
|
|
"textwindowaccessibility.cxx:"
|
|
" Document::retrieveCharacterAttributes",
|
|
static_cast< css::uno::XWeak * >(this));
|
|
css::awt::Rectangle aBounds( 0, 0, 0, 0 );
|
|
if ( nIndex == nLength )
|
|
{
|
|
aBounds = AWTRectangle(
|
|
m_rEngine.PaMtoEditCursor(::TextPaM(nNumber, nIndex)));
|
|
}
|
|
else
|
|
{
|
|
::tools::Rectangle aLeft(
|
|
m_rEngine.PaMtoEditCursor(::TextPaM(nNumber, nIndex)));
|
|
// XXX numeric overflow
|
|
::tools::Rectangle aRight(
|
|
m_rEngine.PaMtoEditCursor(::TextPaM(nNumber, nIndex + 1)));
|
|
// XXX numeric overflow (2x)
|
|
// FIXME If the vertical extends of the two cursors do not match, assume
|
|
// nIndex is the last character on the line; the bounding box will then
|
|
// extend to m_rEngine.GetMaxTextWidth():
|
|
::sal_Int32 nWidth = (aLeft.Top() == aRight.Top()
|
|
&& aLeft.Bottom() == aRight.Bottom())
|
|
? static_cast< ::sal_Int32 >(aRight.Left() - aLeft.Left())
|
|
: static_cast< ::sal_Int32 >(m_rEngine.GetMaxTextWidth()
|
|
- aLeft.Left());
|
|
// XXX numeric overflow (4x)
|
|
aBounds = css::awt::Rectangle(static_cast< ::sal_Int32 >(aLeft.Left()),
|
|
static_cast< ::sal_Int32 >(aLeft.Top() - m_nViewOffset),
|
|
nWidth,
|
|
static_cast< ::sal_Int32 >(aLeft.Bottom()
|
|
- aLeft.Top()));
|
|
// XXX numeric overflow (4x)
|
|
}
|
|
return aBounds;
|
|
}
|
|
|
|
::sal_Int32 Document::retrieveCharacterIndex(Paragraph const * pParagraph,
|
|
css::awt::Point const & rPoint)
|
|
{
|
|
SolarMutexGuard aGuard;
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
::sal_uInt32 nNumber = static_cast< ::sal_uInt32 >(pParagraph->getNumber());
|
|
// XXX numeric overflow
|
|
::TextPaM aPaM(m_rEngine.GetPaM(::Point(static_cast< tools::Long >(rPoint.X),
|
|
static_cast< tools::Long >(rPoint.Y))));
|
|
// XXX numeric overflow (2x)
|
|
return aPaM.GetPara() == nNumber ? aPaM.GetIndex() : -1;
|
|
// XXX numeric overflow
|
|
}
|
|
|
|
css::uno::Sequence< css::beans::PropertyValue >
|
|
Document::retrieveCharacterAttributes(
|
|
Paragraph const * pParagraph, ::sal_Int32 nIndex,
|
|
const css::uno::Sequence< OUString >& aRequestedAttributes)
|
|
{
|
|
SolarMutexGuard aGuard;
|
|
|
|
vcl::Font aFont = m_rEngine.GetFont();
|
|
const sal_Int32 AttributeCount = 9;
|
|
std::vector< css::beans::PropertyValue > aAttribs;
|
|
aAttribs.reserve(AttributeCount);
|
|
|
|
css::beans::PropertyValue aAttrib;
|
|
aAttrib.Handle = -1;
|
|
aAttrib.State = css::beans::PropertyState_DIRECT_VALUE;
|
|
|
|
//character background color
|
|
aAttrib.Name = "CharBackColor";
|
|
aAttrib.Value = mapFontColor( aFont.GetFillColor() );
|
|
aAttribs.push_back(aAttrib);
|
|
|
|
//character color
|
|
aAttrib.Name = "CharColor";
|
|
//aAttrib.Value = mapFontColor( aFont.GetColor() );
|
|
aAttrib.Value = mapFontColor( m_rEngine.GetTextColor() );
|
|
aAttribs.push_back(aAttrib);
|
|
|
|
//character font name
|
|
aAttrib.Name = "CharFontName";
|
|
aAttrib.Value <<= aFont.GetFamilyName();
|
|
aAttribs.push_back(aAttrib);
|
|
|
|
//character height
|
|
aAttrib.Name = "CharHeight";
|
|
aAttrib.Value <<= static_cast<sal_Int16>(aFont.GetFontHeight());
|
|
aAttribs.push_back(aAttrib);
|
|
|
|
//character posture
|
|
aAttrib.Name = "CharPosture";
|
|
aAttrib.Value <<= static_cast<sal_Int16>(aFont.GetItalic());
|
|
aAttribs.push_back(aAttrib);
|
|
|
|
//character relief
|
|
/*
|
|
aAttrib.Name = "CharRelief";
|
|
aAttrib.Value = css::uno::Any( (sal_Int16)aFont.GetRelief() );
|
|
aAttribs.push_back(aAttrib);
|
|
*/
|
|
|
|
//character strikeout
|
|
aAttrib.Name = "CharStrikeout";
|
|
aAttrib.Value <<= static_cast<sal_Int16>(aFont.GetStrikeout());
|
|
aAttribs.push_back(aAttrib);
|
|
|
|
//character underline
|
|
aAttrib.Name = "CharUnderline";
|
|
aAttrib.Value <<= static_cast<sal_Int16>(aFont.GetUnderline());
|
|
aAttribs.push_back(aAttrib);
|
|
|
|
//character weight
|
|
aAttrib.Name = "CharWeight";
|
|
aAttrib.Value <<= static_cast<float>(aFont.GetWeight());
|
|
aAttribs.push_back(aAttrib);
|
|
|
|
//character alignment
|
|
aAttrib.Name = "ParaAdjust";
|
|
aAttrib.Value <<= static_cast<sal_Int16>(m_rEngine.GetTextAlign());
|
|
aAttribs.push_back(aAttrib);
|
|
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
::sal_uInt32 nNumber = static_cast< ::sal_uInt32 >(pParagraph->getNumber());
|
|
// XXX numeric overflow
|
|
// nIndex can be equal to getLength();
|
|
if (nIndex < 0 || nIndex > m_rEngine.GetText(nNumber).getLength())
|
|
throw css::lang::IndexOutOfBoundsException(
|
|
"textwindowaccessibility.cxx:"
|
|
" Document::retrieveCharacterAttributes",
|
|
static_cast< css::uno::XWeak * >(this));
|
|
|
|
|
|
// retrieve run attributes
|
|
tPropValMap aCharAttrSeq;
|
|
retrieveRunAttributesImpl( pParagraph, nIndex, aRequestedAttributes, aCharAttrSeq );
|
|
|
|
for (const css::beans::PropertyValue& rAttrib : aAttribs)
|
|
{
|
|
aCharAttrSeq[ rAttrib.Name ] = rAttrib;
|
|
}
|
|
|
|
const css::uno::Sequence< css::beans::PropertyValue > aRes = comphelper::mapValuesToSequence( aCharAttrSeq );
|
|
|
|
// sort the attributes
|
|
auto nLength = static_cast<size_t>(aRes.getLength());
|
|
std::unique_ptr<sal_Int32[]> pIndices( new sal_Int32[nLength] );
|
|
std::iota(&pIndices[0], &pIndices[nLength], 0);
|
|
std::sort(&pIndices[0], &pIndices[nLength],
|
|
[&aRes](sal_Int32 a, sal_Int32 b) { return aRes[a].Name < aRes[b].Name; });
|
|
|
|
// create sorted sequences according to index array
|
|
std::vector<css::beans::PropertyValue> aNewValues;
|
|
aNewValues.reserve(nLength);
|
|
std::transform(&pIndices[0], &pIndices[nLength], std::back_inserter(aNewValues),
|
|
[&aRes](const sal_Int32 nIdx) { return aRes[nIdx]; });
|
|
|
|
return comphelper::containerToSequence(aNewValues);
|
|
}
|
|
|
|
void Document::retrieveRunAttributesImpl(
|
|
Paragraph const * pParagraph, ::sal_Int32 Index,
|
|
const css::uno::Sequence< OUString >& RequestedAttributes,
|
|
tPropValMap& rRunAttrSeq)
|
|
{
|
|
::sal_uInt32 nNumber = static_cast< ::sal_uInt32 >( pParagraph->getNumber() );
|
|
::TextPaM aPaM( nNumber, Index );
|
|
// XXX numeric overflow
|
|
::TextAttribFontColor const * pColor
|
|
= static_cast< ::TextAttribFontColor const * >(
|
|
m_rEngine.FindAttrib( aPaM, TEXTATTR_FONTCOLOR ) );
|
|
::TextAttribFontWeight const * pWeight
|
|
= static_cast< ::TextAttribFontWeight const * >(
|
|
m_rEngine.FindAttrib( aPaM, TEXTATTR_FONTWEIGHT ) );
|
|
tPropValMap aRunAttrSeq;
|
|
if ( pColor )
|
|
{
|
|
css::beans::PropertyValue aPropVal;
|
|
aPropVal.Name = "CharColor";
|
|
aPropVal.Handle = -1;
|
|
aPropVal.Value = mapFontColor( pColor->GetColor() );
|
|
aPropVal.State = css::beans::PropertyState_DIRECT_VALUE;
|
|
aRunAttrSeq[ aPropVal.Name ] = aPropVal;
|
|
}
|
|
if ( pWeight )
|
|
{
|
|
css::beans::PropertyValue aPropVal;
|
|
aPropVal.Name = "CharWeight";
|
|
aPropVal.Handle = -1;
|
|
aPropVal.Value = mapFontWeight( pWeight->getFontWeight() );
|
|
aPropVal.State = css::beans::PropertyState_DIRECT_VALUE;
|
|
aRunAttrSeq[ aPropVal.Name ] = aPropVal;
|
|
}
|
|
if ( !RequestedAttributes.hasElements() )
|
|
{
|
|
rRunAttrSeq = aRunAttrSeq;
|
|
}
|
|
else
|
|
{
|
|
for ( const OUString& rReqAttr : RequestedAttributes )
|
|
{
|
|
tPropValMap::iterator aIter = aRunAttrSeq.find( rReqAttr );
|
|
if ( aIter != aRunAttrSeq.end() )
|
|
{
|
|
rRunAttrSeq[ (*aIter).first ] = (*aIter).second;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
css::uno::Sequence< css::beans::PropertyValue >
|
|
Document::retrieveRunAttributes(
|
|
Paragraph const * pParagraph, ::sal_Int32 Index,
|
|
const css::uno::Sequence< OUString >& RequestedAttributes)
|
|
{
|
|
SolarMutexGuard aGuard;
|
|
::osl::MutexGuard aInternalGuard( GetMutex() );
|
|
::sal_uInt32 nNumber = static_cast< ::sal_uInt32 >( pParagraph->getNumber() );
|
|
// XXX numeric overflow
|
|
if ( Index < 0 || Index >= m_rEngine.GetText(nNumber).getLength() )
|
|
throw css::lang::IndexOutOfBoundsException(
|
|
"textwindowaccessibility.cxx:"
|
|
" Document::retrieveRunAttributes",
|
|
static_cast< css::uno::XWeak * >( this ) );
|
|
|
|
tPropValMap aRunAttrSeq;
|
|
retrieveRunAttributesImpl( pParagraph, Index, RequestedAttributes, aRunAttrSeq );
|
|
return comphelper::mapValuesToSequence( aRunAttrSeq );
|
|
}
|
|
|
|
void Document::changeParagraphText(Paragraph const * pParagraph,
|
|
OUString const & rText)
|
|
{
|
|
SolarMutexGuard aGuard;
|
|
{
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
::sal_uInt32 nNumber = static_cast< ::sal_uInt32 >(pParagraph->getNumber());
|
|
// XXX numeric overflow
|
|
changeParagraphText(nNumber, 0, m_rEngine.GetTextLen(nNumber), false,
|
|
false, rText);
|
|
}
|
|
}
|
|
|
|
void Document::changeParagraphText(Paragraph const * pParagraph,
|
|
::sal_Int32 nBegin, ::sal_Int32 nEnd,
|
|
bool bCut, bool bPaste,
|
|
OUString const & rText)
|
|
{
|
|
SolarMutexGuard aGuard;
|
|
{
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
::sal_uInt32 nNumber = static_cast< ::sal_uInt32 >(pParagraph->getNumber());
|
|
// XXX numeric overflow
|
|
if (nBegin < 0 || nBegin > nEnd
|
|
|| nEnd > m_rEngine.GetText(nNumber).getLength())
|
|
throw css::lang::IndexOutOfBoundsException(
|
|
"textwindowaccessibility.cxx:"
|
|
" Document::changeParagraphText",
|
|
static_cast< css::uno::XWeak * >(this));
|
|
changeParagraphText(nNumber, static_cast< ::sal_uInt16 >(nBegin),
|
|
static_cast< ::sal_uInt16 >(nEnd), bCut, bPaste, rText);
|
|
// XXX numeric overflow (2x)
|
|
}
|
|
}
|
|
|
|
void Document::copyParagraphText(Paragraph const * pParagraph,
|
|
::sal_Int32 nBegin, ::sal_Int32 nEnd)
|
|
{
|
|
SolarMutexGuard aGuard;
|
|
{
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
::sal_uInt32 nNumber = static_cast< ::sal_uInt32 >(pParagraph->getNumber());
|
|
// XXX numeric overflow
|
|
if (nBegin < 0 || nBegin > nEnd
|
|
|| nEnd > m_rEngine.GetText(nNumber).getLength())
|
|
throw css::lang::IndexOutOfBoundsException(
|
|
"textwindowaccessibility.cxx:"
|
|
" Document::copyParagraphText",
|
|
static_cast< css::uno::XWeak * >(this));
|
|
m_rView.SetSelection(
|
|
::TextSelection(::TextPaM(nNumber, nBegin),
|
|
::TextPaM(nNumber, nEnd)));
|
|
// XXX numeric overflow (2x)
|
|
m_rView.Copy();
|
|
}
|
|
}
|
|
|
|
void Document::changeParagraphAttributes(
|
|
Paragraph const * pParagraph, ::sal_Int32 nBegin, ::sal_Int32 nEnd,
|
|
css::uno::Sequence< css::beans::PropertyValue > const & rAttributeSet)
|
|
{
|
|
SolarMutexGuard aGuard;
|
|
{
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
::sal_uInt32 nNumber = static_cast< ::sal_uInt32 >(pParagraph->getNumber());
|
|
// XXX numeric overflow
|
|
if (nBegin < 0 || nBegin > nEnd
|
|
|| nEnd > m_rEngine.GetText(nNumber).getLength())
|
|
throw css::lang::IndexOutOfBoundsException(
|
|
"textwindowaccessibility.cxx:"
|
|
" Document::changeParagraphAttributes",
|
|
static_cast< css::uno::XWeak * >(this));
|
|
|
|
// FIXME The new attributes are added to any attributes already set,
|
|
// they do not replace the old attributes as required by
|
|
// XAccessibleEditableText.setAttributes:
|
|
for (const auto& rAttr : rAttributeSet)
|
|
if ( rAttr.Name == "CharColor" )
|
|
m_rEngine.SetAttrib(::TextAttribFontColor(
|
|
mapFontColor(rAttr.Value)),
|
|
nNumber, nBegin, nEnd);
|
|
// XXX numeric overflow (2x)
|
|
else if ( rAttr.Name == "CharWeight" )
|
|
m_rEngine.SetAttrib(::TextAttribFontWeight(
|
|
mapFontWeight(rAttr.Value)),
|
|
nNumber, nBegin, nEnd);
|
|
// XXX numeric overflow (2x)
|
|
}
|
|
}
|
|
|
|
void Document::changeParagraphSelection(Paragraph const * pParagraph,
|
|
::sal_Int32 nBegin, ::sal_Int32 nEnd)
|
|
{
|
|
SolarMutexGuard aGuard;
|
|
{
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
::sal_uInt32 nNumber = static_cast< ::sal_uInt32 >(pParagraph->getNumber());
|
|
// XXX numeric overflow
|
|
if (nBegin < 0 || nBegin > nEnd
|
|
|| nEnd > m_rEngine.GetText(nNumber).getLength())
|
|
throw css::lang::IndexOutOfBoundsException(
|
|
"textwindowaccessibility.cxx:"
|
|
" Document::changeParagraphSelection",
|
|
static_cast< css::uno::XWeak * >(this));
|
|
m_rView.SetSelection(
|
|
::TextSelection(::TextPaM(nNumber, nBegin),
|
|
::TextPaM(nNumber, nEnd)));
|
|
// XXX numeric overflow (2x)
|
|
}
|
|
}
|
|
|
|
css::i18n::Boundary
|
|
Document::retrieveParagraphLineBoundary( Paragraph const * pParagraph,
|
|
::sal_Int32 nIndex, ::sal_Int32 *pLineNo )
|
|
{
|
|
css::i18n::Boundary aBoundary;
|
|
aBoundary.startPos = nIndex;
|
|
aBoundary.endPos = nIndex;
|
|
|
|
SolarMutexGuard aGuard;
|
|
{
|
|
::osl::MutexGuard aInternalGuard( GetMutex() );
|
|
::sal_uInt32 nNumber = static_cast< ::sal_uInt32 >( pParagraph->getNumber() );
|
|
if ( nIndex < 0 || nIndex > m_rEngine.GetText( nNumber ).getLength() )
|
|
throw css::lang::IndexOutOfBoundsException(
|
|
"textwindowaccessibility.cxx:"
|
|
" Document::retrieveParagraphLineBoundary",
|
|
static_cast< css::uno::XWeak * >( this ) );
|
|
::sal_Int32 nLineStart = 0;
|
|
::sal_Int32 nLineEnd = 0;
|
|
::sal_uInt16 nLineCount = m_rEngine.GetLineCount( nNumber );
|
|
for ( ::sal_uInt16 nLine = 0; nLine < nLineCount; ++nLine )
|
|
{
|
|
nLineStart = nLineEnd;
|
|
nLineEnd += m_rEngine.GetLineLen( nNumber, nLine );
|
|
if ( nIndex >= nLineStart && ( ( nLine == nLineCount - 1 ) ? nIndex <= nLineEnd : nIndex < nLineEnd ) )
|
|
{
|
|
aBoundary.startPos = nLineStart;
|
|
aBoundary.endPos = nLineEnd;
|
|
if( pLineNo )
|
|
pLineNo[0] = nLine;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
return aBoundary;
|
|
}
|
|
|
|
css::i18n::Boundary
|
|
Document::retrieveParagraphBoundaryOfLine( Paragraph const * pParagraph,
|
|
::sal_Int32 nLineNo )
|
|
{
|
|
css::i18n::Boundary aBoundary;
|
|
aBoundary.startPos = 0;
|
|
aBoundary.endPos = 0;
|
|
|
|
SolarMutexGuard aGuard;
|
|
{
|
|
::osl::MutexGuard aInternalGuard( GetMutex() );
|
|
::sal_uInt32 nNumber = static_cast< ::sal_uInt32 >( pParagraph->getNumber() );
|
|
if ( nLineNo >= m_rEngine.GetLineCount( nNumber ) )
|
|
throw css::lang::IndexOutOfBoundsException(
|
|
"textwindowaccessibility.cxx:"
|
|
" Document::retrieveParagraphBoundaryOfLine",
|
|
static_cast< css::uno::XWeak * >( this ) );
|
|
::sal_Int32 nLineStart = 0;
|
|
::sal_Int32 nLineEnd = 0;
|
|
for ( ::sal_Int32 nLine = 0; nLine <= nLineNo; ++nLine )
|
|
{
|
|
nLineStart = nLineEnd;
|
|
nLineEnd += m_rEngine.GetLineLen( nNumber, nLine );
|
|
}
|
|
|
|
aBoundary.startPos = nLineStart;
|
|
aBoundary.endPos = nLineEnd;
|
|
}
|
|
|
|
return aBoundary;
|
|
}
|
|
|
|
sal_Int32 Document::retrieveParagraphLineWithCursor( Paragraph const * pParagraph )
|
|
{
|
|
SolarMutexGuard aGuard;
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
::TextSelection const & rSelection = m_rView.GetSelection();
|
|
Paragraphs::size_type nNumber = pParagraph->getNumber();
|
|
TextPaM aEndPaM( rSelection.GetEnd() );
|
|
|
|
return aEndPaM.GetPara() == nNumber
|
|
? m_rView.GetLineNumberOfCursorInSelection() : -1;
|
|
}
|
|
|
|
|
|
css::uno::Reference< css::accessibility::XAccessibleRelationSet >
|
|
Document::retrieveParagraphRelationSet( Paragraph const * pParagraph )
|
|
{
|
|
::osl::MutexGuard aInternalGuard( GetMutex() );
|
|
|
|
rtl::Reference<::utl::AccessibleRelationSetHelper> pRelationSetHelper = new ::utl::AccessibleRelationSetHelper();
|
|
|
|
Paragraphs::iterator aPara( m_xParagraphs->begin() + pParagraph->getNumber() );
|
|
|
|
if ( aPara > m_aVisibleBegin && aPara < m_aVisibleEnd )
|
|
{
|
|
css::uno::Sequence< css::uno::Reference< css::uno::XInterface > > aSequence { getAccessibleChild( aPara - 1 ) };
|
|
css::accessibility::AccessibleRelation aRelation( css::accessibility::AccessibleRelationType::CONTENT_FLOWS_FROM, aSequence );
|
|
pRelationSetHelper->AddRelation( aRelation );
|
|
}
|
|
|
|
if ( aPara >= m_aVisibleBegin && aPara < m_aVisibleEnd -1 )
|
|
{
|
|
css::uno::Sequence< css::uno::Reference< css::uno::XInterface > > aSequence { getAccessibleChild( aPara + 1 ) };
|
|
css::accessibility::AccessibleRelation aRelation( css::accessibility::AccessibleRelationType::CONTENT_FLOWS_TO, aSequence );
|
|
pRelationSetHelper->AddRelation( aRelation );
|
|
}
|
|
|
|
return pRelationSetHelper;
|
|
}
|
|
|
|
// virtual
|
|
::sal_Int32 SAL_CALL Document::getAccessibleChildCount()
|
|
{
|
|
::comphelper::OExternalLockGuard aGuard(this);
|
|
init();
|
|
return m_aVisibleEnd - m_aVisibleBegin;
|
|
}
|
|
|
|
// virtual
|
|
css::uno::Reference< css::accessibility::XAccessible > SAL_CALL
|
|
Document::getAccessibleChild(::sal_Int32 i)
|
|
{
|
|
::comphelper::OExternalLockGuard aGuard(this);
|
|
init();
|
|
if (i < 0 || i >= m_aVisibleEnd - m_aVisibleBegin)
|
|
throw css::lang::IndexOutOfBoundsException(
|
|
"textwindowaccessibility.cxx:"
|
|
" Document::getAccessibleChild",
|
|
static_cast< css::uno::XWeak * >(this));
|
|
return getAccessibleChild(m_aVisibleBegin
|
|
+ static_cast< Paragraphs::size_type >(i));
|
|
}
|
|
|
|
// virtual
|
|
::sal_Int16 SAL_CALL Document::getAccessibleRole()
|
|
{
|
|
return css::accessibility::AccessibleRole::TEXT_FRAME;
|
|
}
|
|
|
|
// virtual
|
|
css::uno::Reference< css::accessibility::XAccessible > SAL_CALL
|
|
Document::getAccessibleAtPoint(css::awt::Point const & rPoint)
|
|
{
|
|
::comphelper::OExternalLockGuard aGuard(this);
|
|
init();
|
|
if (rPoint.X >= 0
|
|
&& rPoint.X < m_rView.GetWindow()->GetOutputSizePixel().Width()
|
|
&& rPoint.Y >= 0 && rPoint.Y < m_nViewHeight)
|
|
{
|
|
::sal_Int32 nOffset = m_nViewOffset + rPoint.Y; // XXX numeric overflow
|
|
::sal_Int32 nPos = m_nViewOffset - m_nVisibleBeginOffset;
|
|
for (Paragraphs::iterator aIt(m_aVisibleBegin); aIt != m_aVisibleEnd;
|
|
++aIt)
|
|
{
|
|
nPos += aIt->getHeight(); // XXX numeric overflow
|
|
if (nOffset < nPos)
|
|
return getAccessibleChild(aIt);
|
|
}
|
|
}
|
|
return nullptr;
|
|
}
|
|
void Document::FillAccessibleStateSet( utl::AccessibleStateSetHelper& rStateSet )
|
|
{
|
|
VCLXAccessibleComponent::FillAccessibleStateSet( rStateSet );
|
|
if (!m_rView.IsReadOnly())
|
|
rStateSet.AddState( css::accessibility::AccessibleStateType::EDITABLE );
|
|
}
|
|
|
|
void Document::FillAccessibleRelationSet( utl::AccessibleRelationSetHelper& rRelationSet )
|
|
{
|
|
if( getAccessibleParent()->getAccessibleContext()->getAccessibleRole() == css::accessibility::AccessibleRole::SCROLL_PANE )
|
|
{
|
|
css::uno::Sequence< css::uno::Reference< css::uno::XInterface > > aSequence { getAccessibleParent() };
|
|
rRelationSet.AddRelation( css::accessibility::AccessibleRelation( css::accessibility::AccessibleRelationType::MEMBER_OF, aSequence ) );
|
|
}
|
|
else
|
|
{
|
|
VCLXAccessibleComponent::FillAccessibleRelationSet(rRelationSet);
|
|
}
|
|
}
|
|
// virtual
|
|
void SAL_CALL Document::disposing()
|
|
{
|
|
m_aEngineListener.endListening();
|
|
m_aViewListener.endListening();
|
|
if (m_xParagraphs != nullptr)
|
|
disposeParagraphs();
|
|
VCLXAccessibleComponent::disposing();
|
|
}
|
|
|
|
// virtual
|
|
void Document::Notify(::SfxBroadcaster &, ::SfxHint const & rHint)
|
|
{
|
|
const TextHint* pTextHint = dynamic_cast<const TextHint*>(&rHint);
|
|
if (!pTextHint)
|
|
return;
|
|
|
|
::TextHint const & rTextHint = *pTextHint;
|
|
switch (rTextHint.GetId())
|
|
{
|
|
case SfxHintId::TextParaInserted:
|
|
case SfxHintId::TextParaRemoved:
|
|
// SfxHintId::TextParaInserted and SfxHintId::TextParaRemoved are sent at
|
|
// "unsafe" times (when the text engine has not yet re-formatted its
|
|
// content), so that for example calling ::TextEngine::GetTextHeight
|
|
// from within the code that handles SfxHintId::TextParaInserted causes
|
|
// trouble within the text engine. Therefore, these hints are just
|
|
// buffered until a following ::TextEngine::FormatDoc causes a
|
|
// SfxHintId::TextFormatted to come in:
|
|
case SfxHintId::TextFormatPara:
|
|
// ::TextEngine::FormatDoc sends a sequence of
|
|
// SfxHintId::TextFormatParas, followed by an optional
|
|
// SfxHintId::TextHeightChanged, followed in all cases by one
|
|
// SfxHintId::TextFormatted. Only the SfxHintId::TextFormatParas contain
|
|
// the numbers of the affected paragraphs, but they are sent
|
|
// before the changes are applied. Therefore, SfxHintId::TextFormatParas
|
|
// are just buffered until another hint comes in:
|
|
{
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
if (!isAlive())
|
|
break;
|
|
|
|
m_aParagraphNotifications.push(rTextHint);
|
|
break;
|
|
}
|
|
case SfxHintId::TextFormatted:
|
|
case SfxHintId::TextHeightChanged:
|
|
case SfxHintId::TextModified:
|
|
{
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
if (!isAlive())
|
|
break;
|
|
handleParagraphNotifications();
|
|
break;
|
|
}
|
|
case SfxHintId::TextViewScrolled:
|
|
{
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
if (!isAlive())
|
|
break;
|
|
handleParagraphNotifications();
|
|
|
|
::sal_Int32 nOffset = static_cast< ::sal_Int32 >(
|
|
m_rView.GetStartDocPos().Y());
|
|
// XXX numeric overflow
|
|
if (nOffset != m_nViewOffset)
|
|
{
|
|
m_nViewOffset = nOffset;
|
|
|
|
Paragraphs::iterator aOldVisibleBegin(
|
|
m_aVisibleBegin);
|
|
Paragraphs::iterator aOldVisibleEnd(m_aVisibleEnd);
|
|
|
|
determineVisibleRange();
|
|
|
|
notifyVisibleRangeChanges(aOldVisibleBegin,
|
|
aOldVisibleEnd,
|
|
m_xParagraphs->end());
|
|
}
|
|
break;
|
|
}
|
|
case SfxHintId::TextViewSelectionChanged:
|
|
case SfxHintId::TextViewCaretChanged:
|
|
{
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
if (!isAlive())
|
|
break;
|
|
|
|
if (m_aParagraphNotifications.empty())
|
|
{
|
|
handleSelectionChangeNotification();
|
|
}
|
|
else
|
|
{
|
|
// SfxHintId::TextViewSelectionChanged is sometimes sent at
|
|
// "unsafe" times (when the text engine has not yet re-
|
|
// formatted its content), so that for example calling
|
|
// ::TextEngine::GetTextHeight from within the code that
|
|
// handles a previous SfxHintId::TextParaInserted causes
|
|
// trouble within the text engine. Therefore, these
|
|
// hints are just buffered (along with
|
|
// SfxHintId::TextParaInserted/REMOVED/FORMATPARA) until a
|
|
// following ::TextEngine::FormatDoc causes a
|
|
// SfxHintId::TextFormatted to come in:
|
|
m_bSelectionChangedNotification = true;
|
|
}
|
|
break;
|
|
}
|
|
default: break;
|
|
}
|
|
}
|
|
|
|
IMPL_LINK(Document, WindowEventHandler, ::VclWindowEvent&, rEvent, void)
|
|
{
|
|
switch (rEvent.GetId())
|
|
{
|
|
case VclEventId::WindowResize:
|
|
{
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
if (!isAlive())
|
|
break;
|
|
|
|
::sal_Int32 nHeight = static_cast< ::sal_Int32 >(
|
|
m_rView.GetWindow()->GetOutputSizePixel().Height());
|
|
// XXX numeric overflow
|
|
if (nHeight != m_nViewHeight)
|
|
{
|
|
m_nViewHeight = nHeight;
|
|
|
|
Paragraphs::iterator aOldVisibleBegin(m_aVisibleBegin);
|
|
Paragraphs::iterator aOldVisibleEnd(m_aVisibleEnd);
|
|
|
|
determineVisibleRange();
|
|
|
|
notifyVisibleRangeChanges(aOldVisibleBegin, aOldVisibleEnd,
|
|
m_xParagraphs->end());
|
|
}
|
|
break;
|
|
}
|
|
case VclEventId::WindowGetFocus:
|
|
{
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
if (!isAlive())
|
|
break;
|
|
//to enable the PARAGRAPH to get focus for multiline edit
|
|
::sal_Int32 count = getAccessibleChildCount();
|
|
bool bEmpty = m_aFocused == m_aVisibleEnd && count == 1;
|
|
if ((m_aFocused >= m_aVisibleBegin && m_aFocused < m_aVisibleEnd) || bEmpty)
|
|
{
|
|
Paragraphs::iterator aTemp = bEmpty ? m_aVisibleBegin : m_aFocused;
|
|
::rtl::Reference< Paragraph > xParagraph(getParagraph(aTemp));
|
|
if (xParagraph.is())
|
|
{
|
|
xParagraph->notifyEvent(
|
|
css::accessibility::AccessibleEventId::
|
|
STATE_CHANGED,
|
|
css::uno::Any(),
|
|
css::uno::Any(
|
|
css::accessibility::AccessibleStateType::
|
|
FOCUSED));
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case VclEventId::WindowLoseFocus:
|
|
{
|
|
::osl::MutexGuard aInternalGuard(GetMutex());
|
|
if (!isAlive())
|
|
break;
|
|
//to enable the PARAGRAPH to get focus for multiline edit
|
|
::sal_Int32 count = getAccessibleChildCount();
|
|
bool bEmpty = m_aFocused == m_aVisibleEnd && count == 1;
|
|
if ((m_aFocused >= m_aVisibleBegin && m_aFocused < m_aVisibleEnd) || bEmpty)
|
|
{
|
|
Paragraphs::iterator aTemp = bEmpty ? m_aVisibleBegin : m_aFocused;
|
|
::rtl::Reference< Paragraph > xParagraph(getParagraph(aTemp));
|
|
if (xParagraph.is())
|
|
xParagraph->notifyEvent(
|
|
css::accessibility::AccessibleEventId::
|
|
STATE_CHANGED,
|
|
css::uno::Any(
|
|
css::accessibility::AccessibleStateType::
|
|
FOCUSED),
|
|
css::uno::Any());
|
|
}
|
|
break;
|
|
}
|
|
default: break;
|
|
}
|
|
}
|
|
|
|
void Document::init()
|
|
{
|
|
if (m_xParagraphs != nullptr)
|
|
return;
|
|
|
|
const ::sal_uInt32 nCount = m_rEngine.GetParagraphCount();
|
|
m_xParagraphs.reset(new Paragraphs);
|
|
m_xParagraphs->reserve(static_cast< Paragraphs::size_type >(nCount));
|
|
// numeric overflow is harmless here
|
|
for (::sal_uInt32 i = 0; i < nCount; ++i)
|
|
m_xParagraphs->push_back(ParagraphInfo(static_cast< ::sal_Int32 >(
|
|
m_rEngine.GetTextHeight(i))));
|
|
// XXX numeric overflow
|
|
m_nViewOffset = static_cast< ::sal_Int32 >(
|
|
m_rView.GetStartDocPos().Y()); // XXX numeric overflow
|
|
m_nViewHeight = static_cast< ::sal_Int32 >(
|
|
m_rView.GetWindow()->GetOutputSizePixel().Height());
|
|
// XXX numeric overflow
|
|
determineVisibleRange();
|
|
m_nSelectionFirstPara = -1;
|
|
m_nSelectionFirstPos = -1;
|
|
m_nSelectionLastPara = -1;
|
|
m_nSelectionLastPos = -1;
|
|
m_aFocused = m_xParagraphs->end();
|
|
m_bSelectionChangedNotification = false;
|
|
m_aEngineListener.startListening(m_rEngine);
|
|
m_aViewListener.startListening(*m_rView.GetWindow());
|
|
}
|
|
|
|
::rtl::Reference< Paragraph >
|
|
Document::getParagraph(Paragraphs::iterator const & rIt)
|
|
{
|
|
return static_cast< Paragraph * >(
|
|
css::uno::Reference< css::accessibility::XAccessible >(
|
|
rIt->getParagraph()).get());
|
|
}
|
|
|
|
css::uno::Reference< css::accessibility::XAccessible >
|
|
Document::getAccessibleChild(Paragraphs::iterator const & rIt)
|
|
{
|
|
css::uno::Reference< css::accessibility::XAccessible > xParagraph(
|
|
rIt->getParagraph());
|
|
if (!xParagraph.is())
|
|
{
|
|
xParagraph = new Paragraph(this, rIt - m_xParagraphs->begin());
|
|
rIt->setParagraph(xParagraph);
|
|
}
|
|
return xParagraph;
|
|
}
|
|
|
|
void Document::determineVisibleRange()
|
|
{
|
|
Paragraphs::iterator const aEnd = m_xParagraphs->end();
|
|
|
|
m_aVisibleBegin = aEnd;
|
|
m_aVisibleEnd = aEnd;
|
|
m_nVisibleBeginOffset = 0;
|
|
|
|
::sal_Int32 nPos = 0;
|
|
for (Paragraphs::iterator aIt = m_xParagraphs->begin(); m_aVisibleEnd == aEnd && aIt != aEnd; ++aIt)
|
|
{
|
|
::sal_Int32 const nOldPos = nPos;
|
|
nPos += aIt->getHeight(); // XXX numeric overflow
|
|
if (m_aVisibleBegin == aEnd)
|
|
{
|
|
if (nPos >= m_nViewOffset)
|
|
{
|
|
m_aVisibleBegin = aIt;
|
|
m_nVisibleBeginOffset = m_nViewOffset - nOldPos;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (nPos >= m_nViewOffset + m_nViewHeight) // XXX numeric overflow
|
|
{
|
|
m_aVisibleEnd = aIt;
|
|
}
|
|
}
|
|
}
|
|
|
|
SAL_WARN_IF(
|
|
!((m_aVisibleBegin == m_xParagraphs->end() && m_aVisibleEnd == m_xParagraphs->end() && m_nVisibleBeginOffset == 0)
|
|
|| (m_aVisibleBegin < m_aVisibleEnd && m_nVisibleBeginOffset >= 0)),
|
|
"accessibility",
|
|
"invalid visible range");
|
|
}
|
|
|
|
void Document::notifyVisibleRangeChanges(
|
|
Paragraphs::iterator const & rOldVisibleBegin,
|
|
Paragraphs::iterator const & rOldVisibleEnd,
|
|
Paragraphs::iterator const & rInserted)
|
|
{
|
|
// XXX Replace this code that determines which paragraphs have changed from
|
|
// invisible to visible or vice versa with a better algorithm.
|
|
for (Paragraphs::iterator aIt(rOldVisibleBegin); aIt != rOldVisibleEnd;
|
|
++aIt)
|
|
{
|
|
if (aIt != rInserted
|
|
&& (aIt < m_aVisibleBegin || aIt >= m_aVisibleEnd))
|
|
NotifyAccessibleEvent(
|
|
css::accessibility::AccessibleEventId::
|
|
CHILD,
|
|
css::uno::Any(getAccessibleChild(aIt)),
|
|
css::uno::Any());
|
|
}
|
|
for (Paragraphs::iterator aIt(m_aVisibleBegin); aIt != m_aVisibleEnd;
|
|
++aIt)
|
|
{
|
|
if (aIt == rInserted
|
|
|| aIt < rOldVisibleBegin || aIt >= rOldVisibleEnd)
|
|
NotifyAccessibleEvent(
|
|
css::accessibility::AccessibleEventId::
|
|
CHILD,
|
|
css::uno::Any(),
|
|
css::uno::Any(getAccessibleChild(aIt)));
|
|
}
|
|
}
|
|
|
|
void
|
|
Document::changeParagraphText(::sal_uInt32 nNumber, ::sal_uInt16 nBegin, ::sal_uInt16 nEnd,
|
|
bool bCut, bool bPaste,
|
|
OUString const & rText)
|
|
{
|
|
m_rView.SetSelection(::TextSelection(::TextPaM(nNumber, nBegin),
|
|
::TextPaM(nNumber, nEnd)));
|
|
if (bCut)
|
|
m_rView.Cut();
|
|
else if (nBegin != nEnd)
|
|
m_rView.DeleteSelected();
|
|
if (bPaste)
|
|
m_rView.Paste();
|
|
else if (!rText.isEmpty())
|
|
m_rView.InsertText(rText);
|
|
}
|
|
|
|
void Document::handleParagraphNotifications()
|
|
{
|
|
while (!m_aParagraphNotifications.empty())
|
|
{
|
|
::TextHint aHint(m_aParagraphNotifications.front());
|
|
m_aParagraphNotifications.pop();
|
|
switch (aHint.GetId())
|
|
{
|
|
case SfxHintId::TextParaInserted:
|
|
{
|
|
::sal_uInt32 n = static_cast< ::sal_uInt32 >( aHint.GetValue() );
|
|
assert(n <= m_xParagraphs->size() && "bad SfxHintId::TextParaInserted event");
|
|
|
|
// Save the values of old iterators (the iterators themselves
|
|
// will get invalidated), and adjust the old values so that they
|
|
// reflect the insertion of the new paragraph:
|
|
Paragraphs::size_type nOldVisibleBegin
|
|
= m_aVisibleBegin - m_xParagraphs->begin();
|
|
Paragraphs::size_type nOldVisibleEnd
|
|
= m_aVisibleEnd - m_xParagraphs->begin();
|
|
Paragraphs::size_type nOldFocused
|
|
= m_aFocused - m_xParagraphs->begin();
|
|
if (n <= nOldVisibleBegin)
|
|
++nOldVisibleBegin; // XXX numeric overflow
|
|
if (n <= nOldVisibleEnd)
|
|
++nOldVisibleEnd; // XXX numeric overflow
|
|
if (n <= nOldFocused)
|
|
++nOldFocused; // XXX numeric overflow
|
|
if (sal::static_int_cast<sal_Int32>(n) <= m_nSelectionFirstPara)
|
|
++m_nSelectionFirstPara; // XXX numeric overflow
|
|
if (sal::static_int_cast<sal_Int32>(n) <= m_nSelectionLastPara)
|
|
++m_nSelectionLastPara; // XXX numeric overflow
|
|
|
|
Paragraphs::iterator aIns(
|
|
m_xParagraphs->insert(
|
|
m_xParagraphs->begin() + n,
|
|
ParagraphInfo(static_cast< ::sal_Int32 >(
|
|
m_rEngine.GetTextHeight(n)))));
|
|
// XXX numeric overflow (2x)
|
|
|
|
determineVisibleRange();
|
|
m_aFocused = m_xParagraphs->begin() + nOldFocused;
|
|
|
|
for (Paragraphs::iterator aIt(aIns);;)
|
|
{
|
|
++aIt;
|
|
if (aIt == m_xParagraphs->end())
|
|
break;
|
|
::rtl::Reference< Paragraph > xParagraph(
|
|
getParagraph(aIt));
|
|
if (xParagraph.is())
|
|
xParagraph->numberChanged(true);
|
|
}
|
|
|
|
notifyVisibleRangeChanges(
|
|
m_xParagraphs->begin() + nOldVisibleBegin,
|
|
m_xParagraphs->begin() + nOldVisibleEnd, aIns);
|
|
break;
|
|
}
|
|
case SfxHintId::TextParaRemoved:
|
|
{
|
|
::sal_uInt32 n = static_cast< ::sal_uInt32 >( aHint.GetValue() );
|
|
if (n == TEXT_PARA_ALL)
|
|
{
|
|
for (Paragraphs::iterator aIt(m_aVisibleBegin);
|
|
aIt != m_aVisibleEnd; ++aIt)
|
|
{
|
|
NotifyAccessibleEvent(
|
|
css::accessibility::AccessibleEventId::
|
|
CHILD,
|
|
css::uno::Any(getAccessibleChild(aIt)),
|
|
css::uno::Any());
|
|
}
|
|
disposeParagraphs();
|
|
m_xParagraphs->clear();
|
|
determineVisibleRange();
|
|
m_nSelectionFirstPara = -1;
|
|
m_nSelectionFirstPos = -1;
|
|
m_nSelectionLastPara = -1;
|
|
m_nSelectionLastPos = -1;
|
|
m_aFocused = m_xParagraphs->end();
|
|
}
|
|
else
|
|
{
|
|
assert(n < m_xParagraphs->size() && "Bad SfxHintId::TextParaRemoved event");
|
|
|
|
Paragraphs::iterator aIt(m_xParagraphs->begin() + n);
|
|
// numeric overflow cannot occur
|
|
|
|
// Save the values of old iterators (the iterators
|
|
// themselves will get invalidated), and adjust the old
|
|
// values so that they reflect the removal of the paragraph:
|
|
Paragraphs::size_type nOldVisibleBegin
|
|
= m_aVisibleBegin - m_xParagraphs->begin();
|
|
Paragraphs::size_type nOldVisibleEnd
|
|
= m_aVisibleEnd - m_xParagraphs->begin();
|
|
bool bWasVisible
|
|
= nOldVisibleBegin <= n && n < nOldVisibleEnd;
|
|
Paragraphs::size_type nOldFocused
|
|
= m_aFocused - m_xParagraphs->begin();
|
|
bool bWasFocused = aIt == m_aFocused;
|
|
if (n < nOldVisibleBegin)
|
|
--nOldVisibleBegin;
|
|
if (n < nOldVisibleEnd)
|
|
--nOldVisibleEnd;
|
|
if (n < nOldFocused)
|
|
--nOldFocused;
|
|
if (sal::static_int_cast<sal_Int32>(n) < m_nSelectionFirstPara)
|
|
--m_nSelectionFirstPara;
|
|
else if (sal::static_int_cast<sal_Int32>(n) == m_nSelectionFirstPara)
|
|
{
|
|
if (m_nSelectionFirstPara == m_nSelectionLastPara)
|
|
{
|
|
m_nSelectionFirstPara = -1;
|
|
m_nSelectionFirstPos = -1;
|
|
m_nSelectionLastPara = -1;
|
|
m_nSelectionLastPos = -1;
|
|
}
|
|
else
|
|
{
|
|
++m_nSelectionFirstPara;
|
|
m_nSelectionFirstPos = 0;
|
|
}
|
|
}
|
|
if (sal::static_int_cast<sal_Int32>(n) < m_nSelectionLastPara)
|
|
--m_nSelectionLastPara;
|
|
else if (sal::static_int_cast<sal_Int32>(n) == m_nSelectionLastPara)
|
|
{
|
|
assert(m_nSelectionFirstPara < m_nSelectionLastPara && "logic error");
|
|
--m_nSelectionLastPara;
|
|
m_nSelectionLastPos = 0x7FFFFFFF;
|
|
}
|
|
|
|
css::uno::Reference< css::accessibility::XAccessible >
|
|
xStrong;
|
|
if (bWasVisible)
|
|
xStrong = getAccessibleChild(aIt);
|
|
css::uno::WeakReference<
|
|
css::accessibility::XAccessible > xWeak(
|
|
aIt->getParagraph());
|
|
aIt = m_xParagraphs->erase(aIt);
|
|
|
|
determineVisibleRange();
|
|
m_aFocused = bWasFocused ? m_xParagraphs->end()
|
|
: m_xParagraphs->begin() + nOldFocused;
|
|
|
|
for (; aIt != m_xParagraphs->end(); ++aIt)
|
|
{
|
|
::rtl::Reference< Paragraph > xParagraph(
|
|
getParagraph(aIt));
|
|
if (xParagraph.is())
|
|
xParagraph->numberChanged(false);
|
|
}
|
|
|
|
if (bWasVisible)
|
|
NotifyAccessibleEvent(
|
|
css::accessibility::AccessibleEventId::
|
|
CHILD,
|
|
css::uno::Any(xStrong),
|
|
css::uno::Any());
|
|
|
|
css::uno::Reference< css::lang::XComponent > xComponent(
|
|
xWeak.get(), css::uno::UNO_QUERY);
|
|
if (xComponent.is())
|
|
xComponent->dispose();
|
|
|
|
notifyVisibleRangeChanges(
|
|
m_xParagraphs->begin() + nOldVisibleBegin,
|
|
m_xParagraphs->begin() + nOldVisibleEnd,
|
|
m_xParagraphs->end());
|
|
}
|
|
break;
|
|
}
|
|
case SfxHintId::TextFormatPara:
|
|
{
|
|
::sal_uInt32 n = static_cast< ::sal_uInt32 >( aHint.GetValue() );
|
|
assert(n < m_xParagraphs->size() && "Bad SfxHintId::TextFormatPara event");
|
|
|
|
(*m_xParagraphs)[static_cast< Paragraphs::size_type >(n)].
|
|
changeHeight(static_cast< ::sal_Int32 >(
|
|
m_rEngine.GetTextHeight(n)));
|
|
// XXX numeric overflow
|
|
Paragraphs::iterator aOldVisibleBegin(m_aVisibleBegin);
|
|
Paragraphs::iterator aOldVisibleEnd(m_aVisibleEnd);
|
|
determineVisibleRange();
|
|
notifyVisibleRangeChanges(aOldVisibleBegin, aOldVisibleEnd,
|
|
m_xParagraphs->end());
|
|
|
|
if (n < m_xParagraphs->size())
|
|
{
|
|
Paragraphs::iterator aIt(m_xParagraphs->begin() + n);
|
|
::rtl::Reference< Paragraph > xParagraph(getParagraph(aIt));
|
|
if (xParagraph.is())
|
|
xParagraph->textChanged();
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
SAL_WARN("accessibility", "bad buffered hint");
|
|
break;
|
|
}
|
|
}
|
|
if (m_bSelectionChangedNotification)
|
|
{
|
|
m_bSelectionChangedNotification = false;
|
|
handleSelectionChangeNotification();
|
|
}
|
|
}
|
|
|
|
namespace
|
|
{
|
|
|
|
enum class SelChangeType
|
|
{
|
|
None, // no change, or invalid
|
|
CaretMove, // neither old nor new have selection, and they are different
|
|
NoSelToSel, // old has no selection but new has selection
|
|
SelToNoSel, // old has selection but new has no selection
|
|
// both old and new have selections
|
|
NoParaChange, // only end index changed inside end para
|
|
EndParaNoMoreBehind, // end para was behind start, but now is same or ahead
|
|
AddedFollowingPara, // selection extended to following paragraph(s)
|
|
ExcludedPreviousPara, // selection shrunk excluding previous paragraph(s)
|
|
ExcludedFollowingPara, // selection shrunk excluding following paragraph(s)
|
|
AddedPreviousPara, // selection extended to previous paragraph(s)
|
|
EndParaBecameBehind // end para was ahead of start, but now is behind
|
|
};
|
|
|
|
SelChangeType getSelChangeType(const TextPaM& Os, const TextPaM& Oe,
|
|
const TextPaM& Ns, const TextPaM& Ne)
|
|
{
|
|
if (Os == Oe) // no old selection
|
|
{
|
|
if (Ns == Ne) // no new selection: only caret moves
|
|
return Os != Ns ? SelChangeType::CaretMove : SelChangeType::None;
|
|
else // old has no selection but new has selection
|
|
return SelChangeType::NoSelToSel;
|
|
}
|
|
else if (Ns == Ne) // old has selection; no new selection
|
|
{
|
|
return SelChangeType::SelToNoSel;
|
|
}
|
|
else if (Os == Ns) // both old and new have selections, and their starts are same
|
|
{
|
|
const sal_Int32 Osp = Os.GetPara(), Oep = Oe.GetPara();
|
|
const sal_Int32 Nsp = Ns.GetPara(), Nep = Ne.GetPara();
|
|
if (Oep == Nep) // end of selection stays in the same paragraph
|
|
{
|
|
//Send text_selection_change event on Nep
|
|
return Oe.GetIndex() != Ne.GetIndex() ? SelChangeType::NoParaChange
|
|
: SelChangeType::None;
|
|
}
|
|
else if (Oep < Nep) // end of selection moved to a following paragraph
|
|
{
|
|
//all the following examples like 1,2->1,3 means that old start select para is 1, old end select para is 2,
|
|
// then press shift up, the new start select para is 1, new end select para is 3;
|
|
//for example, 1, 2 -> 1, 3; 4,1 -> 4, 7; 4,1 -> 4, 2; 4,4->4,5
|
|
if (Nep >= Nsp) // new end para not behind start
|
|
{
|
|
// 1, 2 -> 1, 3; 4, 1 -> 4, 7; 4,4->4,5;
|
|
if (Oep < Osp) // old end was behind start
|
|
{
|
|
// 4,1 -> 4,7; 4,1 -> 4,4
|
|
return SelChangeType::EndParaNoMoreBehind;
|
|
}
|
|
else // old end para wasn't behind start
|
|
{
|
|
// 1, 2 -> 1, 3; 4,4->4,5;
|
|
return SelChangeType::AddedFollowingPara;
|
|
}
|
|
}
|
|
else // new end para is still behind start
|
|
{
|
|
// 4,1 -> 4,2,
|
|
return SelChangeType::ExcludedPreviousPara;
|
|
}
|
|
}
|
|
else // Oep > Nep => end of selection moved to a previous paragraph
|
|
{
|
|
// 3,2 -> 3,1; 4,7 -> 4,1; 4, 7 -> 4,6; 4,4 -> 4,3
|
|
if (Nep >= Nsp) // new end para is still not behind of start
|
|
{
|
|
// 4,7 ->4,6
|
|
return SelChangeType::ExcludedFollowingPara;
|
|
}
|
|
else // new end para is behind start
|
|
{
|
|
// 3,2 -> 3,1, 4,7 -> 4,1; 4,4->4,3
|
|
if (Oep <= Osp) // it was not ahead already
|
|
{
|
|
// 3,2 -> 3,1; 4,4->4,3
|
|
return SelChangeType::AddedPreviousPara;
|
|
}
|
|
else // it was ahead previously
|
|
{
|
|
// 4,7 -> 4,1
|
|
return SelChangeType::EndParaBecameBehind;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return SelChangeType::None;
|
|
}
|
|
|
|
} // namespace
|
|
|
|
void Document::sendEvent(::sal_Int32 start, ::sal_Int32 end, ::sal_Int16 nEventId)
|
|
{
|
|
size_t nAvailDistance = std::distance(m_xParagraphs->begin(), m_aVisibleEnd);
|
|
|
|
Paragraphs::iterator aEnd(m_xParagraphs->begin());
|
|
size_t nEndDistance = std::min<size_t>(end + 1, nAvailDistance);
|
|
std::advance(aEnd, nEndDistance);
|
|
|
|
Paragraphs::iterator aIt(m_xParagraphs->begin());
|
|
size_t nStartDistance = std::min<size_t>(start, nAvailDistance);
|
|
std::advance(aIt, nStartDistance);
|
|
|
|
while (aIt < aEnd)
|
|
{
|
|
::rtl::Reference< Paragraph > xParagraph(getParagraph(aIt));
|
|
if (xParagraph.is())
|
|
xParagraph->notifyEvent(
|
|
nEventId,
|
|
css::uno::Any(), css::uno::Any());
|
|
++aIt;
|
|
}
|
|
}
|
|
|
|
void Document::handleSelectionChangeNotification()
|
|
{
|
|
::TextSelection const & rSelection = m_rView.GetSelection();
|
|
assert(rSelection.GetStart().GetPara() < m_xParagraphs->size() &&
|
|
rSelection.GetEnd().GetPara() < m_xParagraphs->size() &&
|
|
"bad SfxHintId::TextViewSelectionChanged event");
|
|
::sal_Int32 nNewFirstPara
|
|
= static_cast< ::sal_Int32 >(rSelection.GetStart().GetPara());
|
|
::sal_Int32 nNewFirstPos = rSelection.GetStart().GetIndex();
|
|
// XXX numeric overflow
|
|
::sal_Int32 nNewLastPara
|
|
= static_cast< ::sal_Int32 >(rSelection.GetEnd().GetPara());
|
|
::sal_Int32 nNewLastPos = rSelection.GetEnd().GetIndex();
|
|
// XXX numeric overflow
|
|
|
|
// Lose focus:
|
|
Paragraphs::iterator aIt(m_xParagraphs->begin() + nNewLastPara);
|
|
if (m_aFocused != m_xParagraphs->end() && m_aFocused != aIt
|
|
&& m_aFocused >= m_aVisibleBegin && m_aFocused < m_aVisibleEnd)
|
|
{
|
|
::rtl::Reference< Paragraph > xParagraph(getParagraph(m_aFocused));
|
|
if (xParagraph.is())
|
|
xParagraph->notifyEvent(
|
|
css::accessibility::AccessibleEventId::
|
|
STATE_CHANGED,
|
|
css::uno::Any(
|
|
css::accessibility::AccessibleStateType::FOCUSED),
|
|
css::uno::Any());
|
|
}
|
|
|
|
// Gain focus and update cursor position:
|
|
if (aIt >= m_aVisibleBegin && aIt < m_aVisibleEnd
|
|
&& (aIt != m_aFocused
|
|
|| nNewLastPara != m_nSelectionLastPara
|
|
|| nNewLastPos != m_nSelectionLastPos))
|
|
{
|
|
::rtl::Reference< Paragraph > xParagraph(getParagraph(aIt));
|
|
if (xParagraph.is())
|
|
{
|
|
//disable the first event when user types in empty field.
|
|
::sal_Int32 count = getAccessibleChildCount();
|
|
bool bEmpty = count > 1;
|
|
//if (aIt != m_aFocused)
|
|
if (aIt != m_aFocused && bEmpty)
|
|
xParagraph->notifyEvent(
|
|
css::accessibility::AccessibleEventId::
|
|
STATE_CHANGED,
|
|
css::uno::Any(),
|
|
css::uno::Any(
|
|
css::accessibility::AccessibleStateType::FOCUSED));
|
|
if (nNewLastPara != m_nSelectionLastPara
|
|
|| nNewLastPos != m_nSelectionLastPos)
|
|
xParagraph->notifyEvent(
|
|
css::accessibility::AccessibleEventId::
|
|
CARET_CHANGED,
|
|
css::uno::makeAny< ::sal_Int32 >(
|
|
nNewLastPara == m_nSelectionLastPara
|
|
? m_nSelectionLastPos : 0),
|
|
css::uno::Any(nNewLastPos));
|
|
}
|
|
}
|
|
m_aFocused = aIt;
|
|
|
|
if (m_nSelectionFirstPara != -1)
|
|
{
|
|
sal_Int32 nMin;
|
|
sal_Int32 nMax;
|
|
SelChangeType ret = getSelChangeType(TextPaM(m_nSelectionFirstPara, m_nSelectionFirstPos),
|
|
TextPaM(m_nSelectionLastPara, m_nSelectionLastPos),
|
|
rSelection.GetStart(), rSelection.GetEnd());
|
|
switch (ret)
|
|
{
|
|
case SelChangeType::None:
|
|
//no event
|
|
break;
|
|
case SelChangeType::CaretMove:
|
|
//only caret moved, already handled in above
|
|
break;
|
|
case SelChangeType::NoSelToSel:
|
|
//old has no selection but new has selection
|
|
nMin = std::min(nNewFirstPara, nNewLastPara);
|
|
nMax = std::max(nNewFirstPara, nNewLastPara);
|
|
sendEvent(nMin, nMax, css::accessibility::AccessibleEventId::SELECTION_CHANGED);
|
|
sendEvent(nMin, nMax,
|
|
css::accessibility::AccessibleEventId::TEXT_SELECTION_CHANGED);
|
|
break;
|
|
case SelChangeType::SelToNoSel:
|
|
//old has selection but new has no selection.
|
|
nMin = std::min(m_nSelectionFirstPara, m_nSelectionLastPara);
|
|
nMax = std::max(m_nSelectionFirstPara, m_nSelectionLastPara);
|
|
sendEvent(nMin, nMax, css::accessibility::AccessibleEventId::SELECTION_CHANGED);
|
|
sendEvent(nMin, nMax,
|
|
css::accessibility::AccessibleEventId::TEXT_SELECTION_CHANGED);
|
|
break;
|
|
case SelChangeType::NoParaChange:
|
|
//Send text_selection_change event on Nep
|
|
sendEvent(nNewLastPara, nNewLastPara,
|
|
css::accessibility::AccessibleEventId::TEXT_SELECTION_CHANGED);
|
|
break;
|
|
case SelChangeType::EndParaNoMoreBehind:
|
|
// 4, 1 -> 4, 7; 4,1 -> 4,4
|
|
sendEvent(m_nSelectionLastPara, m_nSelectionFirstPara - 1,
|
|
css::accessibility::AccessibleEventId::SELECTION_CHANGED);
|
|
sendEvent(nNewFirstPara + 1, nNewLastPara,
|
|
css::accessibility::AccessibleEventId::SELECTION_CHANGED);
|
|
|
|
sendEvent(m_nSelectionLastPara, nNewLastPara,
|
|
css::accessibility::AccessibleEventId::TEXT_SELECTION_CHANGED);
|
|
break;
|
|
case SelChangeType::AddedFollowingPara:
|
|
// 1, 2 -> 1, 4; 4,4->4,5;
|
|
sendEvent(m_nSelectionLastPara + 1, nNewLastPara,
|
|
css::accessibility::AccessibleEventId::SELECTION_CHANGED);
|
|
|
|
sendEvent(m_nSelectionLastPara, nNewLastPara,
|
|
css::accessibility::AccessibleEventId::TEXT_SELECTION_CHANGED);
|
|
break;
|
|
case SelChangeType::ExcludedPreviousPara:
|
|
// 4,1 -> 4,3,
|
|
sendEvent(m_nSelectionLastPara + 1, nNewLastPara,
|
|
css::accessibility::AccessibleEventId::SELECTION_CHANGED);
|
|
|
|
sendEvent(m_nSelectionLastPara, nNewLastPara,
|
|
css::accessibility::AccessibleEventId::TEXT_SELECTION_CHANGED);
|
|
break;
|
|
case SelChangeType::ExcludedFollowingPara:
|
|
// 4,7 ->4,5;
|
|
sendEvent(nNewLastPara + 1, m_nSelectionLastPara,
|
|
css::accessibility::AccessibleEventId::SELECTION_CHANGED);
|
|
|
|
sendEvent(nNewLastPara, m_nSelectionLastPara,
|
|
css::accessibility::AccessibleEventId::TEXT_SELECTION_CHANGED);
|
|
break;
|
|
case SelChangeType::AddedPreviousPara:
|
|
// 3,2 -> 3,1; 4,4->4,3
|
|
sendEvent(nNewLastPara, m_nSelectionLastPara - 1,
|
|
css::accessibility::AccessibleEventId::SELECTION_CHANGED);
|
|
|
|
sendEvent(nNewLastPara, m_nSelectionLastPara,
|
|
css::accessibility::AccessibleEventId::TEXT_SELECTION_CHANGED);
|
|
break;
|
|
case SelChangeType::EndParaBecameBehind:
|
|
// 4,7 -> 4,1
|
|
sendEvent(m_nSelectionFirstPara + 1, m_nSelectionLastPara,
|
|
css::accessibility::AccessibleEventId::SELECTION_CHANGED);
|
|
sendEvent(nNewLastPara, nNewFirstPara - 1,
|
|
css::accessibility::AccessibleEventId::SELECTION_CHANGED);
|
|
|
|
sendEvent(nNewLastPara, m_nSelectionLastPara,
|
|
css::accessibility::AccessibleEventId::TEXT_SELECTION_CHANGED);
|
|
break;
|
|
}
|
|
}
|
|
|
|
m_nSelectionFirstPara = nNewFirstPara;
|
|
m_nSelectionFirstPos = nNewFirstPos;
|
|
m_nSelectionLastPara = nNewLastPara;
|
|
m_nSelectionLastPos = nNewLastPos;
|
|
}
|
|
|
|
void Document::disposeParagraphs()
|
|
{
|
|
for (auto const& paragraph : *m_xParagraphs)
|
|
{
|
|
css::uno::Reference< css::lang::XComponent > xComponent(
|
|
paragraph.getParagraph().get(), css::uno::UNO_QUERY);
|
|
if (xComponent.is())
|
|
xComponent->dispose();
|
|
}
|
|
}
|
|
|
|
// static
|
|
css::uno::Any Document::mapFontColor(::Color const & rColor)
|
|
{
|
|
return css::uno::makeAny(rColor.GetRGBColor());
|
|
// FIXME keep transparency?
|
|
}
|
|
|
|
// static
|
|
::Color Document::mapFontColor(css::uno::Any const & rColor)
|
|
{
|
|
::Color nColor;
|
|
rColor >>= nColor;
|
|
return nColor;
|
|
}
|
|
|
|
// static
|
|
css::uno::Any Document::mapFontWeight(::FontWeight nWeight)
|
|
{
|
|
// Map from ::FontWeight to css::awt::FontWeight, depends on order of
|
|
// elements in ::FontWeight (vcl/vclenum.hxx):
|
|
static float const aWeight[]
|
|
= { css::awt::FontWeight::DONTKNOW, // WEIGHT_DONTKNOW
|
|
css::awt::FontWeight::THIN, // WEIGHT_THIN
|
|
css::awt::FontWeight::ULTRALIGHT, // WEIGHT_ULTRALIGHT
|
|
css::awt::FontWeight::LIGHT, // WEIGHT_LIGHT
|
|
css::awt::FontWeight::SEMILIGHT, // WEIGHT_SEMILIGHT
|
|
css::awt::FontWeight::NORMAL, // WEIGHT_NORMAL
|
|
css::awt::FontWeight::NORMAL, // WEIGHT_MEDIUM
|
|
css::awt::FontWeight::SEMIBOLD, // WEIGHT_SEMIBOLD
|
|
css::awt::FontWeight::BOLD, // WEIGHT_BOLD
|
|
css::awt::FontWeight::ULTRABOLD, // WEIGHT_ULTRABOLD
|
|
css::awt::FontWeight::BLACK }; // WEIGHT_BLACK
|
|
return css::uno::Any(aWeight[nWeight]);
|
|
}
|
|
|
|
// static
|
|
::FontWeight Document::mapFontWeight(css::uno::Any const & rWeight)
|
|
{
|
|
float nWeight = css::awt::FontWeight::NORMAL;
|
|
rWeight >>= nWeight;
|
|
return nWeight <= css::awt::FontWeight::DONTKNOW ? WEIGHT_DONTKNOW
|
|
: nWeight <= css::awt::FontWeight::THIN ? WEIGHT_THIN
|
|
: nWeight <= css::awt::FontWeight::ULTRALIGHT ? WEIGHT_ULTRALIGHT
|
|
: nWeight <= css::awt::FontWeight::LIGHT ? WEIGHT_LIGHT
|
|
: nWeight <= css::awt::FontWeight::SEMILIGHT ? WEIGHT_SEMILIGHT
|
|
: nWeight <= css::awt::FontWeight::NORMAL ? WEIGHT_NORMAL
|
|
: nWeight <= css::awt::FontWeight::SEMIBOLD ? WEIGHT_SEMIBOLD
|
|
: nWeight <= css::awt::FontWeight::BOLD ? WEIGHT_BOLD
|
|
: nWeight <= css::awt::FontWeight::ULTRABOLD ? WEIGHT_ULTRABOLD
|
|
: WEIGHT_BLACK;
|
|
}
|
|
|
|
}
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|