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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 <comphelper/accessiblekeybindinghelper.hxx>
#include <comphelper/processfactory.hxx>
#include <com/sun/star/frame/XDesktop.hpp>
#include <com/sun/star/document/XLinkTargetSupplier.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
#include <swurl.hxx>
#include <vcl/keycodes.hxx>
#include <vcl/svapp.hxx>
#include <txtinet.hxx>
#include "accpara.hxx"
#include "acchyperlink.hxx"
using namespace ::com::sun::star;
using namespace ::com::sun::star::accessibility;
using ::com::sun::star::lang::IndexOutOfBoundsException;
SwAccessibleHyperlink::SwAccessibleHyperlink(const SwTextAttr & rTextAttr,
SwAccessibleParagraph & rAccPara,
sal_Int32 const nStt, sal_Int32 const nEnd)
: m_pHyperlink(const_cast<SwFormatINetFormat*>(&rTextAttr.GetINetFormat()))
, m_xParagraph(&rAccPara)
, m_nStartIndex( nStt )
, m_nEndIndex( nEnd )
{
StartListening(m_pHyperlink->GetNotifier());
}
SwAccessibleHyperlink::~SwAccessibleHyperlink()
{
Invalidate(); // with SolarMutex!
}
// when the pool item dies, invalidate! this is the only reason for Listener...
void SwAccessibleHyperlink::Notify(SfxHint const& rHint)
{
if (rHint.GetId() == SfxHintId::Dying)
{
Invalidate();
}
}
// both the parent SwAccessibleParagraph and the pool-item must be valid
const SwFormatINetFormat *SwAccessibleHyperlink::GetTextAttr() const
{
return (m_xParagraph.is() && m_xParagraph->GetMap())
? m_pHyperlink
: nullptr;
}
// XAccessibleAction
sal_Int32 SAL_CALL SwAccessibleHyperlink::getAccessibleActionCount()
{
return isValid() ? 1 : 0;
}
sal_Bool SAL_CALL SwAccessibleHyperlink::doAccessibleAction( sal_Int32 nIndex )
{
SolarMutexGuard aGuard;
bool bRet = false;
if(nIndex != 0)
throw lang::IndexOutOfBoundsException();
SwFormatINetFormat const*const pINetFormat = GetTextAttr();
if (pINetFormat && !pINetFormat->GetValue().isEmpty())
{
SwViewShell *pVSh = m_xParagraph->GetShell();
if (pVSh)
{
LoadURL(*pVSh, pINetFormat->GetValue(), LoadUrlFlags::NONE,
pINetFormat->GetTargetFrame());
const SwTextINetFormat *const pTextAttr = pINetFormat->GetTextINetFormat();
if (pTextAttr)
{
const_cast<SwTextINetFormat*>(pTextAttr)->SetVisited(true);
const_cast<SwTextINetFormat*>(pTextAttr)->SetVisitedValid(true);
}
bRet = true;
}
}
return bRet;
}
OUString SAL_CALL SwAccessibleHyperlink::getAccessibleActionDescription(
sal_Int32 nIndex )
{
if(nIndex != 0)
throw lang::IndexOutOfBoundsException();
SolarMutexGuard g;
if (SwFormatINetFormat const*const pINetFormat = GetTextAttr())
{
return pINetFormat->GetValue();
}
return OUString();
}
uno::Reference< XAccessibleKeyBinding > SAL_CALL
SwAccessibleHyperlink::getAccessibleActionKeyBinding( sal_Int32 )
{
uno::Reference< XAccessibleKeyBinding > xKeyBinding;
if( isValid() )
{
rtl::Reference<::comphelper::OAccessibleKeyBindingHelper> pKeyBindingHelper =
new ::comphelper::OAccessibleKeyBindingHelper();
xKeyBinding = pKeyBindingHelper;
awt::KeyStroke aKeyStroke;
aKeyStroke.Modifiers = 0;
aKeyStroke.KeyCode = KEY_RETURN;
aKeyStroke.KeyChar = 0;
aKeyStroke.KeyFunc = 0;
pKeyBindingHelper->AddKeyBinding( aKeyStroke );
}
return xKeyBinding;
}
// XAccessibleHyperlink
uno::Any SAL_CALL SwAccessibleHyperlink::getAccessibleActionAnchor(
sal_Int32 nIndex)
{
SolarMutexGuard g;
uno::Any aRet;
if(nIndex != 0)
throw lang::IndexOutOfBoundsException();
OUString text( m_xParagraph->GetString() );
OUString retText = text.copy(m_nStartIndex, m_nEndIndex - m_nStartIndex);
aRet <<= retText;
return aRet;
}
uno::Any SAL_CALL SwAccessibleHyperlink::getAccessibleActionObject(
sal_Int32 nIndex )
{
SolarMutexGuard g;
if(nIndex != 0)
throw lang::IndexOutOfBoundsException();
OUString retText;
if (SwFormatINetFormat const*const pINetFormat = GetTextAttr())
{
retText = pINetFormat->GetValue();
}
uno::Any aRet;
aRet <<= retText;
return aRet;
}
sal_Int32 SAL_CALL SwAccessibleHyperlink::getStartIndex()
{
return m_nStartIndex;
}
sal_Int32 SAL_CALL SwAccessibleHyperlink::getEndIndex()
{
return m_nEndIndex;
}
sal_Bool SAL_CALL SwAccessibleHyperlink::isValid( )
{
SolarMutexGuard aGuard;
if (m_xParagraph.is())
{
if (SwFormatINetFormat const*const pINetFormat = GetTextAttr())
{
OUString const sText(pINetFormat->GetValue());
sal_Int32 nPos = sText.indexOf("#");
if (nPos==0)//document link
{
uno::Reference< lang::XMultiServiceFactory > xFactory( ::comphelper::getProcessServiceFactory() );
if( ! xFactory.is() )
return false;
uno::Reference< css::frame::XDesktop > xDesktop( xFactory->createInstance( "com.sun.star.frame.Desktop" ),
uno::UNO_QUERY );
if( !xDesktop.is() )
return false;
uno::Reference< lang::XComponent > xComp = xDesktop->getCurrentComponent();
if( !xComp.is() )
return false;
uno::Reference< css::document::XLinkTargetSupplier > xLTS(xComp, uno::UNO_QUERY);
if ( !xLTS.is())
return false;
uno::Reference< css::container::XNameAccess > xLinks = xLTS->getLinks();
uno::Reference< css::container::XNameAccess > xSubLinks;
const uno::Sequence< OUString > aNames( xLinks->getElementNames() );
for( const OUString& aLink : aNames )
{
uno::Any aAny = xLinks->getByName( aLink );
aAny >>= xSubLinks;
if (xSubLinks->hasByName(sText.copy(1)) )
return true;
}
}
else//internet
return true;
}
}//xpara valid
return false;
}
void SwAccessibleHyperlink::Invalidate()
{
SolarMutexGuard aGuard;
m_xParagraph = nullptr;
m_pHyperlink = nullptr;
EndListeningAll();
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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