276 lines
8.2 KiB
C++
276 lines
8.2 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 <tools/gen.hxx>
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#include <AccessiblePageHeaderArea.hxx>
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#include <AccessibleText.hxx>
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#include <editsrc.hxx>
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#include <prevwsh.hxx>
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#include <scresid.hxx>
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#include <strings.hrc>
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#include <strings.hxx>
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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/accessibility/AccessibleEventId.hpp>
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#include <comphelper/sequence.hxx>
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#include <editeng/editobj.hxx>
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#include <svx/AccessibleTextHelper.hxx>
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#include <vcl/svapp.hxx>
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#include <vcl/unohelp.hxx>
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using namespace ::com::sun::star;
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using namespace ::com::sun::star::accessibility;
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//===== internal ========================================================
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ScAccessiblePageHeaderArea::ScAccessiblePageHeaderArea(
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const uno::Reference<XAccessible>& rxParent,
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ScPreviewShell* pViewShell,
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const EditTextObject* pEditObj,
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SvxAdjust eAdjust)
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: ScAccessibleContextBase(rxParent, AccessibleRole::TEXT),
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mpEditObj(pEditObj->Clone()),
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mpViewShell(pViewShell),
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meAdjust(eAdjust)
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{
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if (mpViewShell)
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mpViewShell->AddAccessibilityObject(*this);
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}
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ScAccessiblePageHeaderArea::~ScAccessiblePageHeaderArea()
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{
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if (!ScAccessibleContextBase::IsDefunc() && !rBHelper.bInDispose)
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{
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// increment refcount to prevent double call off dtor
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osl_atomic_increment( &m_refCount );
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dispose();
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}
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}
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void SAL_CALL ScAccessiblePageHeaderArea::disposing()
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{
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SolarMutexGuard aGuard;
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if (mpViewShell)
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{
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mpViewShell->RemoveAccessibilityObject(*this);
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mpViewShell = nullptr;
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}
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mpTextHelper.reset();
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mpEditObj.reset();
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ScAccessibleContextBase::disposing();
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}
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//===== SfxListener =====================================================
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void ScAccessiblePageHeaderArea::Notify( SfxBroadcaster& rBC, const SfxHint& rHint )
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{
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// only notify if child exist, otherwise it is not necessary
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if (rHint.GetId() == SfxHintId::ScAccVisAreaChanged)
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{
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if (mpTextHelper)
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mpTextHelper->UpdateChildren();
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AccessibleEventObject aEvent;
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aEvent.EventId = AccessibleEventId::VISIBLE_DATA_CHANGED;
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aEvent.Source = uno::Reference< XAccessibleContext >(this);
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CommitChange(aEvent);
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}
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ScAccessibleContextBase::Notify(rBC, rHint);
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}
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//===== XAccessibleComponent ============================================
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uno::Reference< XAccessible > SAL_CALL ScAccessiblePageHeaderArea::getAccessibleAtPoint(
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const awt::Point& rPoint )
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{
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uno::Reference<XAccessible> xRet;
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if (containsPoint(rPoint))
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{
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SolarMutexGuard aGuard;
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IsObjectValid();
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if(!mpTextHelper)
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CreateTextHelper();
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xRet = mpTextHelper->GetAt(rPoint);
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}
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return xRet;
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}
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//===== XAccessibleContext ==============================================
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sal_Int64 SAL_CALL
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ScAccessiblePageHeaderArea::getAccessibleChildCount()
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{
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SolarMutexGuard aGuard;
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IsObjectValid();
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if (!mpTextHelper)
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CreateTextHelper();
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return mpTextHelper->GetChildCount();
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}
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uno::Reference< XAccessible > SAL_CALL
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ScAccessiblePageHeaderArea::getAccessibleChild(sal_Int64 nIndex)
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{
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SolarMutexGuard aGuard;
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IsObjectValid();
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if (!mpTextHelper)
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CreateTextHelper();
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return mpTextHelper->GetChild(nIndex);
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}
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sal_Int64 SAL_CALL ScAccessiblePageHeaderArea::getAccessibleStateSet()
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{
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SolarMutexGuard aGuard;
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sal_Int64 nStateSet = 0;
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if (IsDefunc())
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nStateSet |= AccessibleStateType::DEFUNC;
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else
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{
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nStateSet |= AccessibleStateType::ENABLED;
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nStateSet |= AccessibleStateType::MULTI_LINE;
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if (isShowing())
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nStateSet |= AccessibleStateType::SHOWING;
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if (isVisible())
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nStateSet |= AccessibleStateType::VISIBLE;
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}
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return nStateSet;
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}
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// XServiceInfo
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OUString SAL_CALL
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ScAccessiblePageHeaderArea::getImplementationName()
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{
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return u"ScAccessiblePageHeaderArea"_ustr;
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}
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uno::Sequence< OUString> SAL_CALL
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ScAccessiblePageHeaderArea::getSupportedServiceNames()
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{
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const css::uno::Sequence<OUString> vals { u"com.sun.star.sheet.AccessiblePageHeaderFooterAreasView"_ustr };
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return comphelper::concatSequences(ScAccessibleContextBase::getSupportedServiceNames(), vals);
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}
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//===== XTypeProvider =======================================================
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uno::Sequence<sal_Int8> SAL_CALL
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ScAccessiblePageHeaderArea::getImplementationId()
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{
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return css::uno::Sequence<sal_Int8>();
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}
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//===== internal ==============================================================
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OUString ScAccessiblePageHeaderArea::createAccessibleDescription()
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{
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OUString sDesc;
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switch (meAdjust)
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{
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case SvxAdjust::Left :
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sDesc = STR_ACC_LEFTAREA_DESCR;
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break;
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case SvxAdjust::Right:
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sDesc = STR_ACC_RIGHTAREA_DESCR;
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break;
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case SvxAdjust::Center:
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sDesc = STR_ACC_CENTERAREA_DESCR;
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break;
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default:
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OSL_FAIL("wrong adjustment found");
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}
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return sDesc;
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}
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OUString ScAccessiblePageHeaderArea::createAccessibleName()
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{
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OUString sName;
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switch (meAdjust)
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{
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case SvxAdjust::Left :
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sName = ScResId(STR_ACC_LEFTAREA_NAME);
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break;
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case SvxAdjust::Right:
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sName = ScResId(STR_ACC_RIGHTAREA_NAME);
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break;
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case SvxAdjust::Center:
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sName = ScResId(STR_ACC_CENTERAREA_NAME);
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break;
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default:
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OSL_FAIL("wrong adjustment found");
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}
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return sName;
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}
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AbsoluteScreenPixelRectangle ScAccessiblePageHeaderArea::GetBoundingBoxOnScreen() const
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{
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AbsoluteScreenPixelRectangle aRect;
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if (mxParent.is())
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{
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uno::Reference<XAccessibleContext> xContext = mxParent->getAccessibleContext();
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uno::Reference<XAccessibleComponent> xComp(xContext, uno::UNO_QUERY);
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if (xComp.is())
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{
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// has the same size and position on screen like the parent
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aRect = AbsoluteScreenPixelRectangle(
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AbsoluteScreenPixelPoint(
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vcl::unohelper::ConvertToVCLPoint(xComp->getLocationOnScreen())),
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AbsoluteScreenPixelSize(
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vcl::unohelper::ConvertToVCLRect(xComp->getBounds()).GetSize()));
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}
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}
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return aRect;
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}
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tools::Rectangle ScAccessiblePageHeaderArea::GetBoundingBox() const
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{
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tools::Rectangle aRect;
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if (mxParent.is())
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{
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uno::Reference<XAccessibleContext> xContext = mxParent->getAccessibleContext();
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uno::Reference<XAccessibleComponent> xComp(xContext, uno::UNO_QUERY);
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if (xComp.is())
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{
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// has the same size and position on screen like the parent and so the pos is (0, 0)
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tools::Rectangle aNewRect(Point(0, 0),
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vcl::unohelper::ConvertToVCLRect(xComp->getBounds()).GetSize());
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aRect = aNewRect;
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}
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}
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return aRect;
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}
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void ScAccessiblePageHeaderArea::CreateTextHelper()
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{
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if (!mpTextHelper)
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{
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mpTextHelper.reset( new ::accessibility::AccessibleTextHelper(
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std::make_unique<ScAccessibilityEditSource>(
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std::make_unique<ScAccessibleHeaderTextData>(
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mpViewShell, mpEditObj.get(), meAdjust))) );
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mpTextHelper->SetEventSource(this);
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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