office-gobmx/accessibility/source/extended/accessibleiconchoicectrl.cxx
Caolán McNamara 45649f44ca SvtIconChoiceCtrl can move into toolkit only headers
Change-Id: Ice3c01019d3e961c0ef1dce7d3eaf4f602269fff
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/101488
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
2020-08-27 20:14:21 +02:00

340 lines
12 KiB
C++

/* -*- 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 <extended/accessibleiconchoicectrl.hxx>
#include <extended/accessibleiconchoicectrlentry.hxx>
#include <com/sun/star/accessibility/AccessibleEventId.hpp>
#include <com/sun/star/accessibility/AccessibleRole.hpp>
#include <com/sun/star/accessibility/AccessibleStateType.hpp>
#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
#include <unotools/accessiblestatesethelper.hxx>
#include <vcl/toolkit/ivctrl.hxx>
#include <cppuhelper/supportsservice.hxx>
namespace accessibility
{
// class AccessibleIconChoiceCtrl ----------------------------------------------
using namespace ::com::sun::star::accessibility;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star;
// Ctor() and Dtor()
AccessibleIconChoiceCtrl::AccessibleIconChoiceCtrl( SvtIconChoiceCtrl const & _rIconCtrl, const Reference< XAccessible >& _xParent ) :
VCLXAccessibleComponent( _rIconCtrl.GetWindowPeer() ),
m_xParent ( _xParent )
{
}
IMPLEMENT_FORWARD_XINTERFACE2(AccessibleIconChoiceCtrl, VCLXAccessibleComponent, AccessibleIconChoiceCtrl_BASE)
IMPLEMENT_FORWARD_XTYPEPROVIDER2(AccessibleIconChoiceCtrl, VCLXAccessibleComponent, AccessibleIconChoiceCtrl_BASE)
void AccessibleIconChoiceCtrl::ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent )
{
if ( !isAlive() )
return;
switch ( rVclWindowEvent.GetId() )
{
case VclEventId::ListboxSelect :
{
// First send an event that tells the listeners of a
// modified selection. The active descendant event is
// send after that so that the receiving AT has time to
// read the text or name of the active child.
// NotifyAccessibleEvent( AccessibleEventId::SELECTION_CHANGED, Any(), Any() );
if ( getCtrl() && getCtrl()->HasFocus() )
{
SvxIconChoiceCtrlEntry* pEntry = static_cast< SvxIconChoiceCtrlEntry* >( rVclWindowEvent.GetData() );
if ( pEntry )
{
sal_Int32 nPos = getCtrl()->GetEntryListPos( pEntry );
Reference< XAccessible > xChild = new AccessibleIconChoiceCtrlEntry( *getCtrl(), nPos, this );
uno::Any aOldValue, aNewValue;
aNewValue <<= xChild;
NotifyAccessibleEvent( AccessibleEventId::ACTIVE_DESCENDANT_CHANGED, aOldValue, aNewValue );
NotifyAccessibleEvent( AccessibleEventId::SELECTION_CHANGED, aOldValue, aNewValue );
}
}
break;
}
case VclEventId::WindowGetFocus :
{
VclPtr<SvtIconChoiceCtrl> pCtrl = getCtrl();
if ( pCtrl && pCtrl->HasFocus() )
{
SvxIconChoiceCtrlEntry* pEntry = static_cast< SvxIconChoiceCtrlEntry* >( rVclWindowEvent.GetData() );
if ( pEntry == nullptr )
{
pEntry = getCtrl()->GetSelectedEntry();
}
if ( pEntry )
{
sal_Int32 nPos = pCtrl->GetEntryListPos( pEntry );
Reference< XAccessible > xChild = new AccessibleIconChoiceCtrlEntry( *pCtrl, nPos, this );
uno::Any aOldValue, aNewValue;
aNewValue <<= xChild;
NotifyAccessibleEvent( AccessibleEventId::ACTIVE_DESCENDANT_CHANGED, aOldValue, aNewValue );
NotifyAccessibleEvent( AccessibleEventId::SELECTION_CHANGED, aOldValue, aNewValue );
}
}
break;
}
default:
VCLXAccessibleComponent::ProcessWindowChildEvent (rVclWindowEvent);
}
}
// XComponent
void SAL_CALL AccessibleIconChoiceCtrl::disposing()
{
::osl::MutexGuard aGuard( m_aMutex );
m_xParent = nullptr;
}
// XServiceInfo
OUString SAL_CALL AccessibleIconChoiceCtrl::getImplementationName()
{
return "com.sun.star.comp.svtools.AccessibleIconChoiceControl";
}
Sequence< OUString > SAL_CALL AccessibleIconChoiceCtrl::getSupportedServiceNames()
{
return {"com.sun.star.accessibility.AccessibleContext",
"com.sun.star.accessibility.AccessibleComponent",
"com.sun.star.awt.AccessibleIconChoiceControl"};
}
sal_Bool SAL_CALL AccessibleIconChoiceCtrl::supportsService( const OUString& _rServiceName )
{
return cppu::supportsService(this, _rServiceName);
}
// XAccessible
Reference< XAccessibleContext > SAL_CALL AccessibleIconChoiceCtrl::getAccessibleContext( )
{
ensureAlive();
return this;
}
// XAccessibleContext
sal_Int32 SAL_CALL AccessibleIconChoiceCtrl::getAccessibleChildCount( )
{
::comphelper::OExternalLockGuard aGuard( this );
return getCtrl()->GetEntryCount();
}
Reference< XAccessible > SAL_CALL AccessibleIconChoiceCtrl::getAccessibleChild( sal_Int32 i )
{
::comphelper::OExternalLockGuard aGuard( this );
VclPtr<SvtIconChoiceCtrl> pCtrl = getCtrl();
SvxIconChoiceCtrlEntry* pEntry = pCtrl->GetEntry(i);
if ( !pEntry )
throw RuntimeException("getAccessibleChild: Entry "
+ OUString::number(i) + " not found",
static_cast<css::lang::XTypeProvider*>(
static_cast<VCLXAccessibleComponent_BASE*>(this)));
return new AccessibleIconChoiceCtrlEntry( *pCtrl, i, this );
}
Reference< XAccessible > SAL_CALL AccessibleIconChoiceCtrl::getAccessibleParent( )
{
::osl::MutexGuard aGuard( m_aMutex );
ensureAlive();
return m_xParent;
}
sal_Int16 SAL_CALL AccessibleIconChoiceCtrl::getAccessibleRole( )
{
//return AccessibleRole::TREE;
return AccessibleRole::LIST;
}
OUString SAL_CALL AccessibleIconChoiceCtrl::getAccessibleDescription( )
{
::comphelper::OExternalLockGuard aGuard( this );
return getCtrl()->GetAccessibleDescription();
}
OUString SAL_CALL AccessibleIconChoiceCtrl::getAccessibleName( )
{
::comphelper::OExternalLockGuard aGuard( this );
OUString sName = getCtrl()->GetAccessibleName();
if ( sName.isEmpty() )
sName = "IconChoiceControl";
return sName;
}
// XAccessibleSelection
void SAL_CALL AccessibleIconChoiceCtrl::selectAccessibleChild( sal_Int32 nChildIndex )
{
::comphelper::OExternalLockGuard aGuard( this );
VclPtr<SvtIconChoiceCtrl> pCtrl = getCtrl();
SvxIconChoiceCtrlEntry* pEntry = pCtrl->GetEntry( nChildIndex );
if ( !pEntry )
throw IndexOutOfBoundsException();
pCtrl->SetCursor( pEntry );
}
sal_Bool SAL_CALL AccessibleIconChoiceCtrl::isAccessibleChildSelected( sal_Int32 nChildIndex )
{
::comphelper::OExternalLockGuard aGuard( this );
VclPtr<SvtIconChoiceCtrl> pCtrl = getCtrl();
SvxIconChoiceCtrlEntry* pEntry = pCtrl->GetEntry( nChildIndex );
if ( !pEntry )
throw IndexOutOfBoundsException();
return ( pCtrl->GetCursor() == pEntry );
}
void SAL_CALL AccessibleIconChoiceCtrl::clearAccessibleSelection( )
{
::comphelper::OExternalLockGuard aGuard( this );
getCtrl()->SetNoSelection();
}
void SAL_CALL AccessibleIconChoiceCtrl::selectAllAccessibleChildren( )
{
::comphelper::OExternalLockGuard aGuard( this );
VclPtr<SvtIconChoiceCtrl> pCtrl = getCtrl();
sal_Int32 nCount = pCtrl->GetEntryCount();
for ( sal_Int32 i = 0; i < nCount; ++i )
{
SvxIconChoiceCtrlEntry* pEntry = pCtrl->GetEntry( i );
if ( pCtrl->GetCursor() != pEntry )
pCtrl->SetCursor( pEntry );
}
}
sal_Int32 SAL_CALL AccessibleIconChoiceCtrl::getSelectedAccessibleChildCount( )
{
::comphelper::OExternalLockGuard aGuard( this );
sal_Int32 nSelCount = 0;
VclPtr<SvtIconChoiceCtrl> pCtrl = getCtrl();
sal_Int32 nCount = pCtrl->GetEntryCount();
for ( sal_Int32 i = 0; i < nCount; ++i )
{
SvxIconChoiceCtrlEntry* pEntry = pCtrl->GetEntry( i );
if ( pCtrl->GetCursor() == pEntry )
++nSelCount;
}
return nSelCount;
}
Reference< XAccessible > SAL_CALL AccessibleIconChoiceCtrl::getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex )
{
::comphelper::OExternalLockGuard aGuard( this );
if ( nSelectedChildIndex < 0 || nSelectedChildIndex >= getSelectedAccessibleChildCount() )
throw IndexOutOfBoundsException();
Reference< XAccessible > xChild;
sal_Int32 nSelCount = 0;
VclPtr<SvtIconChoiceCtrl> pCtrl = getCtrl();
sal_Int32 nCount = pCtrl->GetEntryCount();
for ( sal_Int32 i = 0; i < nCount; ++i )
{
SvxIconChoiceCtrlEntry* pEntry = pCtrl->GetEntry( i );
if ( pCtrl->GetCursor() == pEntry )
++nSelCount;
if ( nSelCount == ( nSelectedChildIndex + 1 ) )
{
xChild = new AccessibleIconChoiceCtrlEntry( *pCtrl, i, this );
break;
}
}
return xChild;
}
void SAL_CALL AccessibleIconChoiceCtrl::deselectAccessibleChild( sal_Int32 nSelectedChildIndex )
{
::comphelper::OExternalLockGuard aGuard( this );
if ( nSelectedChildIndex < 0 || nSelectedChildIndex >= getAccessibleChildCount() )
throw IndexOutOfBoundsException();
sal_Int32 nSelCount = 0;
VclPtr<SvtIconChoiceCtrl> pCtrl = getCtrl();
sal_Int32 nCount = pCtrl->GetEntryCount();
bool bFound = false;
for ( sal_Int32 i = 0; i < nCount; ++i )
{
SvxIconChoiceCtrlEntry* pEntry = pCtrl->GetEntry( i );
if ( pEntry->IsSelected() )
{
++nSelCount;
if ( i == nSelectedChildIndex )
bFound = true;
}
}
// if only one entry is selected and its index is chosen to deselect -> no selection anymore
if ( nSelCount == 1 && bFound )
pCtrl->SetNoSelection();
}
void AccessibleIconChoiceCtrl::FillAccessibleStateSet( utl::AccessibleStateSetHelper& rStateSet )
{
VCLXAccessibleComponent::FillAccessibleStateSet( rStateSet );
if ( isAlive() )
{
rStateSet.AddState( AccessibleStateType::FOCUSABLE );
rStateSet.AddState( AccessibleStateType::MANAGES_DESCENDANTS );
rStateSet.AddState( AccessibleStateType::SELECTABLE );
}
}
VclPtr< SvtIconChoiceCtrl > AccessibleIconChoiceCtrl::getCtrl() const
{
return GetAs<SvtIconChoiceCtrl >();
}
}// namespace accessibility
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */