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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <sal/config.h>
#include <tools/gen.hxx>
#include <AccessiblePageHeaderArea.hxx>
#include <AccessibleText.hxx>
#include <AccessibilityHints.hxx>
#include <editsrc.hxx>
#include <prevwsh.hxx>
#include <prevloc.hxx>
#include <scresid.hxx>
#include <strings.hrc>
#include <strings.hxx>
#include <com/sun/star/accessibility/AccessibleRole.hpp>
#include <com/sun/star/accessibility/AccessibleStateType.hpp>
#include <com/sun/star/accessibility/AccessibleEventId.hpp>
#include <editeng/editobj.hxx>
#include <svx/AccessibleTextHelper.hxx>
#include <unotools/accessiblestatesethelper.hxx>
#include <rtl/ustrbuf.hxx>
#include <toolkit/helper/convert.hxx>
#include <vcl/svapp.hxx>
#include <o3tl/make_unique.hxx>
using namespace ::com::sun::star;
using namespace ::com::sun::star::accessibility;
//===== internal ========================================================
ScAccessiblePageHeaderArea::ScAccessiblePageHeaderArea(
const uno::Reference<XAccessible>& rxParent,
ScPreviewShell* pViewShell,
const EditTextObject* pEditObj,
SvxAdjust eAdjust)
: ScAccessibleContextBase(rxParent, AccessibleRole::TEXT),
mpEditObj(pEditObj->Clone()),
mpViewShell(pViewShell),
meAdjust(eAdjust)
{
if (mpViewShell)
mpViewShell->AddAccessibilityObject(*this);
}
ScAccessiblePageHeaderArea::~ScAccessiblePageHeaderArea()
{
if (!ScAccessibleContextBase::IsDefunc() && !rBHelper.bInDispose)
{
// increment refcount to prevent double call off dtor
osl_atomic_increment( &m_refCount );
dispose();
}
}
void SAL_CALL ScAccessiblePageHeaderArea::disposing()
{
SolarMutexGuard aGuard;
if (mpViewShell)
{
mpViewShell->RemoveAccessibilityObject(*this);
mpViewShell = nullptr;
}
mpTextHelper.reset();
mpEditObj.reset();
ScAccessibleContextBase::disposing();
}
//===== SfxListener =====================================================
void ScAccessiblePageHeaderArea::Notify( SfxBroadcaster& rBC, const SfxHint& rHint )
{
// only notify if child exist, otherwise it is not necessary
if (rHint.GetId() == SfxHintId::ScAccVisAreaChanged)
{
if (mpTextHelper)
mpTextHelper->UpdateChildren();
AccessibleEventObject aEvent;
aEvent.EventId = AccessibleEventId::VISIBLE_DATA_CHANGED;
aEvent.Source = uno::Reference< XAccessibleContext >(this);
CommitChange(aEvent);
}
ScAccessibleContextBase::Notify(rBC, rHint);
}
//===== XAccessibleComponent ============================================
uno::Reference< XAccessible > SAL_CALL ScAccessiblePageHeaderArea::getAccessibleAtPoint(
const awt::Point& rPoint )
{
uno::Reference<XAccessible> xRet;
if (containsPoint(rPoint))
{
SolarMutexGuard aGuard;
IsObjectValid();
if(!mpTextHelper)
CreateTextHelper();
xRet = mpTextHelper->GetAt(rPoint);
}
return xRet;
}
//===== XAccessibleContext ==============================================
sal_Int32 SAL_CALL
ScAccessiblePageHeaderArea::getAccessibleChildCount()
{
SolarMutexGuard aGuard;
IsObjectValid();
if (!mpTextHelper)
CreateTextHelper();
return mpTextHelper->GetChildCount();
}
uno::Reference< XAccessible > SAL_CALL
ScAccessiblePageHeaderArea::getAccessibleChild(sal_Int32 nIndex)
{
SolarMutexGuard aGuard;
IsObjectValid();
if (!mpTextHelper)
CreateTextHelper();
return mpTextHelper->GetChild(nIndex);
}
uno::Reference<XAccessibleStateSet> SAL_CALL
ScAccessiblePageHeaderArea::getAccessibleStateSet()
{
SolarMutexGuard aGuard;
uno::Reference<XAccessibleStateSet> xParentStates;
if (getAccessibleParent().is())
{
uno::Reference<XAccessibleContext> xParentContext = getAccessibleParent()->getAccessibleContext();
xParentStates = xParentContext->getAccessibleStateSet();
}
utl::AccessibleStateSetHelper* pStateSet = new utl::AccessibleStateSetHelper();
if (IsDefunc())
pStateSet->AddState(AccessibleStateType::DEFUNC);
else
{
pStateSet->AddState(AccessibleStateType::ENABLED);
pStateSet->AddState(AccessibleStateType::MULTI_LINE);
if (isShowing())
pStateSet->AddState(AccessibleStateType::SHOWING);
if (isVisible())
pStateSet->AddState(AccessibleStateType::VISIBLE);
}
return pStateSet;
}
// XServiceInfo
OUString SAL_CALL
ScAccessiblePageHeaderArea::getImplementationName()
{
return OUString("ScAccessiblePageHeaderArea");
}
uno::Sequence< OUString> SAL_CALL
ScAccessiblePageHeaderArea::getSupportedServiceNames()
{
uno::Sequence< OUString > aSequence = ScAccessibleContextBase::getSupportedServiceNames();
sal_Int32 nOldSize(aSequence.getLength());
aSequence.realloc(nOldSize + 1);
aSequence[nOldSize] = "com.sun.star.sheet.AccessiblePageHeaderFooterAreasView";
return aSequence;
}
//===== XTypeProvider =======================================================
uno::Sequence<sal_Int8> SAL_CALL
ScAccessiblePageHeaderArea::getImplementationId()
{
return css::uno::Sequence<sal_Int8>();
}
//===== internal ==============================================================
OUString ScAccessiblePageHeaderArea::createAccessibleDescription()
{
OUString sDesc;
switch (meAdjust)
{
case SvxAdjust::Left :
sDesc = STR_ACC_LEFTAREA_DESCR;
break;
case SvxAdjust::Right:
sDesc = STR_ACC_RIGHTAREA_DESCR;
break;
case SvxAdjust::Center:
sDesc = STR_ACC_CENTERAREA_DESCR;
break;
default:
OSL_FAIL("wrong adjustment found");
}
return sDesc;
}
OUString ScAccessiblePageHeaderArea::createAccessibleName()
{
OUString sName;
switch (meAdjust)
{
case SvxAdjust::Left :
sName = ScResId(STR_ACC_LEFTAREA_NAME);
break;
case SvxAdjust::Right:
sName = ScResId(STR_ACC_RIGHTAREA_NAME);
break;
case SvxAdjust::Center:
sName = ScResId(STR_ACC_CENTERAREA_NAME);
break;
default:
OSL_FAIL("wrong adjustment found");
}
return sName;
}
tools::Rectangle ScAccessiblePageHeaderArea::GetBoundingBoxOnScreen() const
{
tools::Rectangle aRect;
if (mxParent.is())
{
uno::Reference<XAccessibleContext> xContext = mxParent->getAccessibleContext();
uno::Reference<XAccessibleComponent> xComp(xContext, uno::UNO_QUERY);
if (xComp.is())
{
// has the same size and position on screen like the parent
aRect = tools::Rectangle(VCLPoint(xComp->getLocationOnScreen()), VCLRectangle(xComp->getBounds()).GetSize());
}
}
return aRect;
}
tools::Rectangle ScAccessiblePageHeaderArea::GetBoundingBox() const
{
tools::Rectangle aRect;
if (mxParent.is())
{
uno::Reference<XAccessibleContext> xContext = mxParent->getAccessibleContext();
uno::Reference<XAccessibleComponent> xComp(xContext, uno::UNO_QUERY);
if (xComp.is())
{
// has the same size and position on screen like the parent and so the pos is (0, 0)
tools::Rectangle aNewRect(Point(0, 0), VCLRectangle(xComp->getBounds()).GetSize());
aRect = aNewRect;
}
}
return aRect;
}
void ScAccessiblePageHeaderArea::CreateTextHelper()
{
if (!mpTextHelper)
{
mpTextHelper.reset( new ::accessibility::AccessibleTextHelper(
o3tl::make_unique<ScAccessibilityEditSource>(
o3tl::make_unique<ScAccessibleHeaderTextData>(
mpViewShell, mpEditObj.get(), meAdjust))) );
mpTextHelper->SetEventSource(this);
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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