office-gobmx/accessibility/source/extended/accessiblelistboxentry.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#include "accessibility/extended/accessiblelistboxentry.hxx"
#include <svtools/svtreebx.hxx>
#include <svtools/stringtransfer.hxx>
#include <com/sun/star/awt/Point.hpp>
#include <com/sun/star/awt/Rectangle.hpp>
#include <com/sun/star/awt/Size.hpp>
#include <com/sun/star/accessibility/AccessibleEventId.hpp>
#include <com/sun/star/accessibility/AccessibleRelationType.hpp>
#include <com/sun/star/accessibility/AccessibleRole.hpp>
#include <com/sun/star/accessibility/AccessibleStateType.hpp>
#include <tools/debug.hxx>
#include <vcl/svapp.hxx>
#include <vcl/controllayout.hxx>
#include <toolkit/awt/vclxwindow.hxx>
#include <toolkit/helper/convert.hxx>
#include <unotools/accessiblestatesethelper.hxx>
#include <unotools/accessiblerelationsethelper.hxx>
#include <cppuhelper/typeprovider.hxx>
#include <comphelper/sequence.hxx>
#include <comphelper/accessibleeventnotifier.hxx>
#include <toolkit/helper/vclunohelper.hxx>
#define ACCESSIBLE_ACTION_COUNT 1
namespace
{
void checkActionIndex_Impl( sal_Int32 _nIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException)
{
if ( _nIndex < 0 || _nIndex >= ACCESSIBLE_ACTION_COUNT )
// only three actions
throw ::com::sun::star::lang::IndexOutOfBoundsException();
}
}
//........................................................................
namespace accessibility
{
// class AccessibleListBoxEntry -----------------------------------------------------
using namespace ::com::sun::star::accessibility;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star;
DBG_NAME(AccessibleListBoxEntry)
// -----------------------------------------------------------------------------
// Ctor() and Dtor()
// -----------------------------------------------------------------------------
AccessibleListBoxEntry::AccessibleListBoxEntry( SvTreeListBox& _rListBox,
SvLBoxEntry* _pEntry,
const Reference< XAccessible >& _xParent ) :
AccessibleListBoxEntry_BASE ( m_aMutex ),
ListBoxAccessibleBase( _rListBox ),
m_nClientId ( 0 ),
m_aParent ( _xParent )
{
DBG_CTOR( AccessibleListBoxEntry, NULL );
_rListBox.FillEntryPath( _pEntry, m_aEntryPath );
}
// -----------------------------------------------------------------------------
AccessibleListBoxEntry::~AccessibleListBoxEntry()
{
DBG_DTOR( AccessibleListBoxEntry, NULL );
if ( IsAlive_Impl() )
{
// increment ref count to prevent double call of Dtor
osl_incrementInterlockedCount( &m_refCount );
dispose();
}
}
// -----------------------------------------------------------------------------
Rectangle AccessibleListBoxEntry::GetBoundingBox_Impl() const
{
Rectangle aRect;
SvLBoxEntry* pEntry = getListBox()->GetEntryFromPath( m_aEntryPath );
if ( pEntry )
{
aRect = getListBox()->GetBoundingRect( pEntry );
SvLBoxEntry* pParent = getListBox()->GetParent( pEntry );
if ( pParent )
{
// position relative to parent entry
Point aTopLeft = aRect.TopLeft();
aTopLeft -= getListBox()->GetBoundingRect( pParent ).TopLeft();
aRect = Rectangle( aTopLeft, aRect.GetSize() );
}
}
return aRect;
}
// -----------------------------------------------------------------------------
Rectangle AccessibleListBoxEntry::GetBoundingBoxOnScreen_Impl() const
{
Rectangle aRect;
SvLBoxEntry* pEntry = getListBox()->GetEntryFromPath( m_aEntryPath );
if ( pEntry )
{
aRect = getListBox()->GetBoundingRect( pEntry );
Point aTopLeft = aRect.TopLeft();
aTopLeft += getListBox()->GetWindowExtentsRelative( NULL ).TopLeft();
aRect = Rectangle( aTopLeft, aRect.GetSize() );
}
return aRect;
}
// -----------------------------------------------------------------------------
sal_Bool AccessibleListBoxEntry::IsAlive_Impl() const
{
return ( !rBHelper.bDisposed && !rBHelper.bInDispose && isAlive() );
}
// -----------------------------------------------------------------------------
sal_Bool AccessibleListBoxEntry::IsShowing_Impl() const
{
Reference< XAccessible > xParent = implGetParentAccessible( );
sal_Bool bShowing = sal_False;
Reference< XAccessibleContext > m_xParentContext =
xParent.is() ? xParent->getAccessibleContext() : Reference< XAccessibleContext >();
if( m_xParentContext.is() )
{
Reference< XAccessibleComponent > xParentComp( m_xParentContext, uno::UNO_QUERY );
if( xParentComp.is() )
bShowing = GetBoundingBox_Impl().IsOver( VCLRectangle( xParentComp->getBounds() ) );
}
return bShowing;
}
// -----------------------------------------------------------------------------
Rectangle AccessibleListBoxEntry::GetBoundingBox() throw ( lang::DisposedException )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return GetBoundingBox_Impl();
}
// -----------------------------------------------------------------------------
Rectangle AccessibleListBoxEntry::GetBoundingBoxOnScreen() throw ( lang::DisposedException )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return GetBoundingBoxOnScreen_Impl();
}
// -----------------------------------------------------------------------------
void AccessibleListBoxEntry::EnsureIsAlive() const throw ( lang::DisposedException )
{
if ( !IsAlive_Impl() )
throw lang::DisposedException();
}
// -----------------------------------------------------------------------------
::rtl::OUString AccessibleListBoxEntry::implGetText()
{
::rtl::OUString sRet;
SvLBoxEntry* pEntry = getListBox()->GetEntryFromPath( m_aEntryPath );
if ( pEntry )
sRet = getListBox()->SearchEntryText( pEntry );
return sRet;
}
// -----------------------------------------------------------------------------
Locale AccessibleListBoxEntry::implGetLocale()
{
Locale aLocale;
aLocale = Application::GetSettings().GetUILocale();
return aLocale;
}
void AccessibleListBoxEntry::implGetSelection( sal_Int32& nStartIndex, sal_Int32& nEndIndex )
{
nStartIndex = 0;
nEndIndex = 0;
}
// -----------------------------------------------------------------------------
// XTypeProvider
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
Sequence< sal_Int8 > AccessibleListBoxEntry::getImplementationId() throw (RuntimeException)
{
static ::cppu::OImplementationId* pId = NULL;
if ( !pId )
{
::osl::Guard< ::osl::Mutex > aGuard( m_aMutex );
if ( !pId )
{
static ::cppu::OImplementationId aId;
pId = &aId;
}
}
return pId->getImplementationId();
}
// -----------------------------------------------------------------------------
// XComponent/ListBoxAccessibleBase
// -----------------------------------------------------------------------------
void SAL_CALL AccessibleListBoxEntry::dispose() throw ( uno::RuntimeException )
{
AccessibleListBoxEntry_BASE::dispose();
}
// -----------------------------------------------------------------------------
// XComponent
// -----------------------------------------------------------------------------
void SAL_CALL AccessibleListBoxEntry::disposing()
{
SolarMutexGuard();
::osl::MutexGuard aGuard( m_aMutex );
Reference< XAccessible > xKeepAlive( this );
// Send a disposing to all listeners.
if ( m_nClientId )
{
::comphelper::AccessibleEventNotifier::TClientId nId = m_nClientId;
m_nClientId = 0;
::comphelper::AccessibleEventNotifier::revokeClientNotifyDisposing( nId, *this );
}
// clean up
{
ListBoxAccessibleBase::disposing();
}
m_aParent = WeakReference< XAccessible >();
}
// -----------------------------------------------------------------------------
// XServiceInfo
// -----------------------------------------------------------------------------
::rtl::OUString SAL_CALL AccessibleListBoxEntry::getImplementationName() throw(RuntimeException)
{
return getImplementationName_Static();
}
// -----------------------------------------------------------------------------
Sequence< ::rtl::OUString > SAL_CALL AccessibleListBoxEntry::getSupportedServiceNames() throw(RuntimeException)
{
return getSupportedServiceNames_Static();
}
// -----------------------------------------------------------------------------
sal_Bool SAL_CALL AccessibleListBoxEntry::supportsService( const ::rtl::OUString& _rServiceName ) throw (RuntimeException)
{
Sequence< ::rtl::OUString > aSupported( getSupportedServiceNames() );
const ::rtl::OUString* pSupported = aSupported.getConstArray();
const ::rtl::OUString* pEnd = pSupported + aSupported.getLength();
for ( ; pSupported != pEnd && !pSupported->equals(_rServiceName); ++pSupported )
;
return pSupported != pEnd;
}
// -----------------------------------------------------------------------------
// XServiceInfo - static methods
// -----------------------------------------------------------------------------
Sequence< ::rtl::OUString > AccessibleListBoxEntry::getSupportedServiceNames_Static(void) throw( RuntimeException )
{
Sequence< ::rtl::OUString > aSupported(3);
aSupported[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.accessibility.AccessibleContext") );
aSupported[1] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.accessibility.AccessibleComponent") );
aSupported[2] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.awt.AccessibleTreeListBoxEntry") );
return aSupported;
}
// -----------------------------------------------------------------------------
::rtl::OUString AccessibleListBoxEntry::getImplementationName_Static(void) throw( RuntimeException )
{
return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.comp.svtools.AccessibleTreeListBoxEntry") );
}
// -----------------------------------------------------------------------------
// XAccessible
// -----------------------------------------------------------------------------
Reference< XAccessibleContext > SAL_CALL AccessibleListBoxEntry::getAccessibleContext( ) throw (RuntimeException)
{
EnsureIsAlive();
return this;
}
// -----------------------------------------------------------------------------
// XAccessibleContext
// -----------------------------------------------------------------------------
sal_Int32 SAL_CALL AccessibleListBoxEntry::getAccessibleChildCount( ) throw (RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
SvLBoxEntry* pEntry = getListBox()->GetEntryFromPath( m_aEntryPath );
sal_Int32 nCount = 0;
if ( pEntry )
nCount = getListBox()->GetLevelChildCount( pEntry );
return nCount;
}
// -----------------------------------------------------------------------------
Reference< XAccessible > SAL_CALL AccessibleListBoxEntry::getAccessibleChild( sal_Int32 i ) throw (IndexOutOfBoundsException,RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
SvLBoxEntry* pParent = getListBox()->GetEntryFromPath( m_aEntryPath );
SvLBoxEntry* pEntry = pParent ? getListBox()->GetEntry( pParent, i ) : NULL;
if ( !pEntry )
throw IndexOutOfBoundsException();
return new AccessibleListBoxEntry( *getListBox(), pEntry, this );
}
// -----------------------------------------------------------------------------
Reference< XAccessible > AccessibleListBoxEntry::implGetParentAccessible( ) const
{
Reference< XAccessible > xParent = (Reference< XAccessible >)m_aParent;
if ( !xParent.is() )
{
DBG_ASSERT( m_aEntryPath.size(), "AccessibleListBoxEntry::getAccessibleParent: invalid path!" );
if ( 1 == m_aEntryPath.size() )
{ // we're a top level entry
// -> our parent is the tree listbox itself
if ( getListBox() )
xParent = getListBox()->GetAccessible( );
}
else
{ // we have a entry as parent -> get it's accessible
// shorten our access path by one
::std::deque< sal_Int32 > aParentPath( m_aEntryPath );
aParentPath.pop_back();
// get the entry for this shortened access path
SvLBoxEntry* pParentEntry = getListBox()->GetEntryFromPath( m_aEntryPath );
DBG_ASSERT( pParentEntry, "AccessibleListBoxEntry::implGetParentAccessible: could not obtain a parent entry!" );
if ( pParentEntry )
xParent = new AccessibleListBoxEntry( *getListBox(), pParentEntry, NULL );
// note that we pass NULL here as parent-accessible:
// this is allowed, as the AccessibleListBoxEntry class will create it's parent
// when needed
}
}
return xParent;
}
// -----------------------------------------------------------------------------
Reference< XAccessible > SAL_CALL AccessibleListBoxEntry::getAccessibleParent( ) throw (RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return implGetParentAccessible( );
}
// -----------------------------------------------------------------------------
sal_Int32 SAL_CALL AccessibleListBoxEntry::getAccessibleIndexInParent( ) throw (RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
DBG_ASSERT( !m_aEntryPath.empty(), "empty path" );
return m_aEntryPath.empty() ? -1 : m_aEntryPath.back();
}
// -----------------------------------------------------------------------------
sal_Int16 SAL_CALL AccessibleListBoxEntry::getAccessibleRole( ) throw (RuntimeException)
{
return AccessibleRole::LABEL;
}
// -----------------------------------------------------------------------------
::rtl::OUString SAL_CALL AccessibleListBoxEntry::getAccessibleDescription( ) throw (RuntimeException)
{
// no description for every item
return ::rtl::OUString();
}
// -----------------------------------------------------------------------------
::rtl::OUString SAL_CALL AccessibleListBoxEntry::getAccessibleName( ) throw (RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return implGetText();
}
// -----------------------------------------------------------------------------
Reference< XAccessibleRelationSet > SAL_CALL AccessibleListBoxEntry::getAccessibleRelationSet( ) throw (RuntimeException)
{
Reference< XAccessibleRelationSet > xRelSet;
Reference< XAccessible > xParent;
if ( m_aEntryPath.size() > 1 ) // not a root entry
xParent = implGetParentAccessible();
if ( xParent.is() )
{
utl::AccessibleRelationSetHelper* pRelationSetHelper = new utl::AccessibleRelationSetHelper;
Sequence< Reference< XInterface > > aSequence(1);
aSequence[0] = xParent;
pRelationSetHelper->AddRelation(
AccessibleRelation( AccessibleRelationType::NODE_CHILD_OF, aSequence ) );
xRelSet = pRelationSetHelper;
}
return xRelSet;
}
// -----------------------------------------------------------------------------
Reference< XAccessibleStateSet > SAL_CALL AccessibleListBoxEntry::getAccessibleStateSet( ) throw (RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
utl::AccessibleStateSetHelper* pStateSetHelper = new utl::AccessibleStateSetHelper;
Reference< XAccessibleStateSet > xStateSet = pStateSetHelper;
if ( IsAlive_Impl() )
{
pStateSetHelper->AddState( AccessibleStateType::TRANSIENT );
pStateSetHelper->AddState( AccessibleStateType::SELECTABLE );
pStateSetHelper->AddState( AccessibleStateType::ENABLED );
pStateSetHelper->AddState( AccessibleStateType::SENSITIVE );
if ( getListBox()->IsInplaceEditingEnabled() )
pStateSetHelper->AddState( AccessibleStateType::EDITABLE );
if ( IsShowing_Impl() )
pStateSetHelper->AddState( AccessibleStateType::SHOWING );
getListBox()->FillAccessibleEntryStateSet(
getListBox()->GetEntryFromPath( m_aEntryPath ), *pStateSetHelper );
}
else
pStateSetHelper->AddState( AccessibleStateType::DEFUNC );
return xStateSet;
}
// -----------------------------------------------------------------------------
Locale SAL_CALL AccessibleListBoxEntry::getLocale( ) throw (IllegalAccessibleComponentStateException, RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
return implGetLocale();
}
// -----------------------------------------------------------------------------
// XAccessibleComponent
// -----------------------------------------------------------------------------
sal_Bool SAL_CALL AccessibleListBoxEntry::containsPoint( const awt::Point& rPoint ) throw (RuntimeException)
{
return Rectangle( Point(), GetBoundingBox().GetSize() ).IsInside( VCLPoint( rPoint ) );
}
// -----------------------------------------------------------------------------
Reference< XAccessible > SAL_CALL AccessibleListBoxEntry::getAccessibleAtPoint( const awt::Point& _aPoint ) throw (RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
SvLBoxEntry* pEntry = getListBox()->GetEntry( VCLPoint( _aPoint ) );
if ( !pEntry )
throw RuntimeException();
Reference< XAccessible > xAcc;
AccessibleListBoxEntry* pAccEntry = new AccessibleListBoxEntry( *getListBox(), pEntry, this );
Rectangle aRect = pAccEntry->GetBoundingBox_Impl();
if ( aRect.IsInside( VCLPoint( _aPoint ) ) )
xAcc = pAccEntry;
return xAcc;
}
// -----------------------------------------------------------------------------
awt::Rectangle SAL_CALL AccessibleListBoxEntry::getBounds( ) throw (RuntimeException)
{
return AWTRectangle( GetBoundingBox() );
}
// -----------------------------------------------------------------------------
awt::Point SAL_CALL AccessibleListBoxEntry::getLocation( ) throw (RuntimeException)
{
return AWTPoint( GetBoundingBox().TopLeft() );
}
// -----------------------------------------------------------------------------
awt::Point SAL_CALL AccessibleListBoxEntry::getLocationOnScreen( ) throw (RuntimeException)
{
return AWTPoint( GetBoundingBoxOnScreen().TopLeft() );
}
// -----------------------------------------------------------------------------
awt::Size SAL_CALL AccessibleListBoxEntry::getSize( ) throw (RuntimeException)
{
return AWTSize( GetBoundingBox().GetSize() );
}
// -----------------------------------------------------------------------------
void SAL_CALL AccessibleListBoxEntry::grabFocus( ) throw (RuntimeException)
{
// do nothing, because no focus for each item
}
// -----------------------------------------------------------------------------
sal_Int32 AccessibleListBoxEntry::getForeground( ) throw (RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
sal_Int32 nColor = 0;
Reference< XAccessible > xParent = getAccessibleParent();
if ( xParent.is() )
{
Reference< XAccessibleComponent > xParentComp( xParent->getAccessibleContext(), UNO_QUERY );
if ( xParentComp.is() )
nColor = xParentComp->getForeground();
}
return nColor;
}
// -----------------------------------------------------------------------------
sal_Int32 AccessibleListBoxEntry::getBackground( ) throw (RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
sal_Int32 nColor = 0;
Reference< XAccessible > xParent = getAccessibleParent();
if ( xParent.is() )
{
Reference< XAccessibleComponent > xParentComp( xParent->getAccessibleContext(), UNO_QUERY );
if ( xParentComp.is() )
nColor = xParentComp->getBackground();
}
return nColor;
}
// -----------------------------------------------------------------------------
// XAccessibleText
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
awt::Rectangle SAL_CALL AccessibleListBoxEntry::getCharacterBounds( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
if ( !implIsValidIndex( nIndex, implGetText().getLength() ) )
throw IndexOutOfBoundsException();
awt::Rectangle aBounds( 0, 0, 0, 0 );
SvLBoxEntry* pEntry = getListBox()->GetEntryFromPath( m_aEntryPath );
if ( pEntry )
{
::vcl::ControlLayoutData aLayoutData;
Rectangle aItemRect = GetBoundingBox();
getListBox()->RecordLayoutData( &aLayoutData, aItemRect );
Rectangle aCharRect = aLayoutData.GetCharacterBounds( nIndex );
aCharRect.Move( -aItemRect.Left(), -aItemRect.Top() );
aBounds = AWTRectangle( aCharRect );
}
return aBounds;
}
// -----------------------------------------------------------------------------
sal_Int32 SAL_CALL AccessibleListBoxEntry::getIndexAtPoint( const awt::Point& aPoint ) throw (RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
sal_Int32 nIndex = -1;
SvLBoxEntry* pEntry = getListBox()->GetEntryFromPath( m_aEntryPath );
if ( pEntry )
{
::vcl::ControlLayoutData aLayoutData;
Rectangle aItemRect = GetBoundingBox();
getListBox()->RecordLayoutData( &aLayoutData, aItemRect );
Point aPnt( VCLPoint( aPoint ) );
aPnt += aItemRect.TopLeft();
nIndex = aLayoutData.GetIndexForPoint( aPnt );
}
return nIndex;
}
// -----------------------------------------------------------------------------
sal_Bool SAL_CALL AccessibleListBoxEntry::copyText( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) throw (IndexOutOfBoundsException, RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
String sText = getText();
if ( ( 0 > nStartIndex ) || ( sText.Len() <= nStartIndex )
|| ( 0 > nEndIndex ) || ( sText.Len() <= nEndIndex ) )
throw IndexOutOfBoundsException();
sal_Int32 nLen = nEndIndex - nStartIndex + 1;
::svt::OStringTransfer::CopyString( sText.Copy( (sal_uInt16)nStartIndex, (sal_uInt16)nLen ), getListBox() );
return sal_True;
}
// -----------------------------------------------------------------------------
// XAccessibleEventBroadcaster
// -----------------------------------------------------------------------------
void SAL_CALL AccessibleListBoxEntry::addEventListener( const Reference< XAccessibleEventListener >& xListener ) throw (RuntimeException)
{
if (xListener.is())
{
::osl::MutexGuard aGuard( m_aMutex );
if (!m_nClientId)
m_nClientId = comphelper::AccessibleEventNotifier::registerClient( );
comphelper::AccessibleEventNotifier::addEventListener( m_nClientId, xListener );
}
}
// -----------------------------------------------------------------------------
void SAL_CALL AccessibleListBoxEntry::removeEventListener( const Reference< XAccessibleEventListener >& xListener ) throw (RuntimeException)
{
if (xListener.is())
{
::osl::MutexGuard aGuard( m_aMutex );
sal_Int32 nListenerCount = comphelper::AccessibleEventNotifier::removeEventListener( m_nClientId, xListener );
if ( !nListenerCount )
{
// 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
sal_Int32 nId = m_nClientId;
m_nClientId = 0;
comphelper::AccessibleEventNotifier::revokeClient( nId );
}
}
}
// -----------------------------------------------------------------------------
// XAccessibleAction
// -----------------------------------------------------------------------------
sal_Int32 SAL_CALL AccessibleListBoxEntry::getAccessibleActionCount( ) throw (RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
// three actions supported
return ACCESSIBLE_ACTION_COUNT;
}
// -----------------------------------------------------------------------------
sal_Bool SAL_CALL AccessibleListBoxEntry::doAccessibleAction( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
sal_Bool bRet = sal_False;
checkActionIndex_Impl( nIndex );
EnsureIsAlive();
SvLBoxEntry* pEntry = getListBox()->GetEntryFromPath( m_aEntryPath );
if ( pEntry )
{
if ( getListBox()->IsExpanded( pEntry ) )
getListBox()->Collapse( pEntry );
else
getListBox()->Expand( pEntry );
bRet = sal_True;
}
return bRet;
}
// -----------------------------------------------------------------------------
::rtl::OUString SAL_CALL AccessibleListBoxEntry::getAccessibleActionDescription( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
checkActionIndex_Impl( nIndex );
EnsureIsAlive();
static const ::rtl::OUString sActionDesc( RTL_CONSTASCII_USTRINGPARAM( "toggleExpand" ) );
return sActionDesc;
}
// -----------------------------------------------------------------------------
Reference< XAccessibleKeyBinding > AccessibleListBoxEntry::getAccessibleActionKeyBinding( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
Reference< XAccessibleKeyBinding > xRet;
checkActionIndex_Impl( nIndex );
// ... which key?
return xRet;
}
// -----------------------------------------------------------------------------
// XAccessibleSelection
// -----------------------------------------------------------------------------
void SAL_CALL AccessibleListBoxEntry::selectAccessibleChild( sal_Int32 nChildIndex ) throw (IndexOutOfBoundsException, RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
SvLBoxEntry* pParent = getListBox()->GetEntryFromPath( m_aEntryPath );
SvLBoxEntry* pEntry = getListBox()->GetEntry( pParent, nChildIndex );
if ( !pEntry )
throw IndexOutOfBoundsException();
getListBox()->Select( pEntry, sal_True );
}
// -----------------------------------------------------------------------------
sal_Bool SAL_CALL AccessibleListBoxEntry::isAccessibleChildSelected( sal_Int32 nChildIndex ) throw (IndexOutOfBoundsException, RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
SvLBoxEntry* pParent = getListBox()->GetEntryFromPath( m_aEntryPath );
SvLBoxEntry* pEntry = getListBox()->GetEntry( pParent, nChildIndex );
if ( !pEntry )
throw IndexOutOfBoundsException();
return getListBox()->IsSelected( pEntry );
}
// -----------------------------------------------------------------------------
void SAL_CALL AccessibleListBoxEntry::clearAccessibleSelection( ) throw (RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
SvLBoxEntry* pParent = getListBox()->GetEntryFromPath( m_aEntryPath );
if ( !pParent )
throw RuntimeException();
sal_Int32 i, nCount = 0;
nCount = getListBox()->GetLevelChildCount( pParent );
for ( i = 0; i < nCount; ++i )
{
SvLBoxEntry* pEntry = getListBox()->GetEntry( pParent, i );
if ( getListBox()->IsSelected( pEntry ) )
getListBox()->Select( pEntry, sal_False );
}
}
// -----------------------------------------------------------------------------
void SAL_CALL AccessibleListBoxEntry::selectAllAccessibleChildren( ) throw (RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
SvLBoxEntry* pParent = getListBox()->GetEntryFromPath( m_aEntryPath );
if ( !pParent )
throw RuntimeException();
sal_Int32 i, nCount = 0;
nCount = getListBox()->GetLevelChildCount( pParent );
for ( i = 0; i < nCount; ++i )
{
SvLBoxEntry* pEntry = getListBox()->GetEntry( pParent, i );
if ( !getListBox()->IsSelected( pEntry ) )
getListBox()->Select( pEntry, sal_True );
}
}
// -----------------------------------------------------------------------------
sal_Int32 SAL_CALL AccessibleListBoxEntry::getSelectedAccessibleChildCount( ) throw (RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
sal_Int32 i, nSelCount = 0, nCount = 0;
SvLBoxEntry* pParent = getListBox()->GetEntryFromPath( m_aEntryPath );
if ( !pParent )
throw RuntimeException();
nCount = getListBox()->GetLevelChildCount( pParent );
for ( i = 0; i < nCount; ++i )
{
SvLBoxEntry* pEntry = getListBox()->GetEntry( pParent, i );
if ( getListBox()->IsSelected( pEntry ) )
++nSelCount;
}
return nSelCount;
}
// -----------------------------------------------------------------------------
Reference< XAccessible > SAL_CALL AccessibleListBoxEntry::getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex ) throw (IndexOutOfBoundsException, RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
if ( nSelectedChildIndex < 0 || nSelectedChildIndex >= getSelectedAccessibleChildCount() )
throw IndexOutOfBoundsException();
Reference< XAccessible > xChild;
sal_Int32 i, nSelCount = 0, nCount = 0;
SvLBoxEntry* pParent = getListBox()->GetEntryFromPath( m_aEntryPath );
if ( !pParent )
throw RuntimeException();
nCount = getListBox()->GetLevelChildCount( pParent );
for ( i = 0; i < nCount; ++i )
{
SvLBoxEntry* pEntry = getListBox()->GetEntry( pParent, i );
if ( getListBox()->IsSelected( pEntry ) )
++nSelCount;
if ( nSelCount == ( nSelectedChildIndex + 1 ) )
{
xChild = new AccessibleListBoxEntry( *getListBox(), pEntry, this );
break;
}
}
return xChild;
}
// -----------------------------------------------------------------------------
void SAL_CALL AccessibleListBoxEntry::deselectAccessibleChild( sal_Int32 nSelectedChildIndex ) throw (IndexOutOfBoundsException, RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
SvLBoxEntry* pParent = getListBox()->GetEntryFromPath( m_aEntryPath );
SvLBoxEntry* pEntry = getListBox()->GetEntry( pParent, nSelectedChildIndex );
if ( !pEntry )
throw IndexOutOfBoundsException();
getListBox()->Select( pEntry, sal_False );
}
sal_Int32 SAL_CALL AccessibleListBoxEntry::getCaretPosition( ) throw (::com::sun::star::uno::RuntimeException)
{
return -1;
}
sal_Bool SAL_CALL AccessibleListBoxEntry::setCaretPosition ( sal_Int32 nIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
if ( !implIsValidRange( nIndex, nIndex, implGetText().getLength() ) )
throw IndexOutOfBoundsException();
return sal_False;
}
sal_Unicode SAL_CALL AccessibleListBoxEntry::getCharacter( sal_Int32 nIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return OCommonAccessibleText::getCharacter( nIndex );
}
::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue > SAL_CALL AccessibleListBoxEntry::getCharacterAttributes( sal_Int32 nIndex, const ::com::sun::star::uno::Sequence< ::rtl::OUString >& ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
::rtl::OUString sText( implGetText() );
if ( !implIsValidIndex( nIndex, sText.getLength() ) )
throw IndexOutOfBoundsException();
return ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >();
}
sal_Int32 SAL_CALL AccessibleListBoxEntry::getCharacterCount( ) throw (::com::sun::star::uno::RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return OCommonAccessibleText::getCharacterCount( );
}
::rtl::OUString SAL_CALL AccessibleListBoxEntry::getSelectedText( ) throw (::com::sun::star::uno::RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return OCommonAccessibleText::getSelectedText( );
}
sal_Int32 SAL_CALL AccessibleListBoxEntry::getSelectionStart( ) throw (::com::sun::star::uno::RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return OCommonAccessibleText::getSelectionStart( );
}
sal_Int32 SAL_CALL AccessibleListBoxEntry::getSelectionEnd( ) throw (::com::sun::star::uno::RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return OCommonAccessibleText::getSelectionEnd( );
}
sal_Bool SAL_CALL AccessibleListBoxEntry::setSelection( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
if ( !implIsValidRange( nStartIndex, nEndIndex, implGetText().getLength() ) )
throw IndexOutOfBoundsException();
return sal_False;
}
::rtl::OUString SAL_CALL AccessibleListBoxEntry::getText( ) throw (::com::sun::star::uno::RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return OCommonAccessibleText::getText( );
}
::rtl::OUString SAL_CALL AccessibleListBoxEntry::getTextRange( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return OCommonAccessibleText::getTextRange( nStartIndex, nEndIndex );
}
::com::sun::star::accessibility::TextSegment SAL_CALL AccessibleListBoxEntry::getTextAtIndex( sal_Int32 nIndex, sal_Int16 aTextType ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return OCommonAccessibleText::getTextAtIndex( nIndex ,aTextType);
}
::com::sun::star::accessibility::TextSegment SAL_CALL AccessibleListBoxEntry::getTextBeforeIndex( sal_Int32 nIndex, sal_Int16 aTextType ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return OCommonAccessibleText::getTextBeforeIndex( nIndex ,aTextType);
}
::com::sun::star::accessibility::TextSegment SAL_CALL AccessibleListBoxEntry::getTextBehindIndex( sal_Int32 nIndex, sal_Int16 aTextType ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException)
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return OCommonAccessibleText::getTextBehindIndex( nIndex ,aTextType);
}
//........................................................................
}// namespace accessibility
//........................................................................
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */