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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 <standard/vclxaccessiblestatusbar.hxx>
+#include <standard/vclxaccessiblestatusbaritem.hxx>
+#include <toolkit/helper/convert.hxx>
+#include <com/sun/star/accessibility/AccessibleEventId.hpp>
+#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
+#include <vcl/status.hxx>
+#include <vcl/vclevent.hxx>
+
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::accessibility;
+using namespace ::comphelper;
+
+
+
+
+VCLXAccessibleStatusBar::VCLXAccessibleStatusBar( VCLXWindow* pVCLXWindow )
+ :VCLXAccessibleComponent( pVCLXWindow )
+{
+ m_pStatusBar = static_cast< StatusBar *>( GetWindow().get() );
+
+ if ( m_pStatusBar )
+ m_aAccessibleChildren.assign( m_pStatusBar->GetItemCount(), Reference< XAccessible >() );
+}
+
+
+void VCLXAccessibleStatusBar::UpdateShowing( sal_Int32 i, bool bShowing )
+{
+ if ( i >= 0 && i < static_cast<sal_Int32>(m_aAccessibleChildren.size()) )
+ {
+ Reference< XAccessible > xChild( m_aAccessibleChildren[i] );
+ if ( xChild.is() )
+ {
+ VCLXAccessibleStatusBarItem* pVCLXAccessibleStatusBarItem = static_cast< VCLXAccessibleStatusBarItem* >( xChild.get() );
+ if ( pVCLXAccessibleStatusBarItem )
+ pVCLXAccessibleStatusBarItem->SetShowing( bShowing );
+ }
+ }
+}
+
+
+void VCLXAccessibleStatusBar::UpdateItemName( sal_Int32 i )
+{
+ if ( !(i >= 0 && i < static_cast<sal_Int32>(m_aAccessibleChildren.size())) )
+ return;
+
+ Reference< XAccessible > xChild( m_aAccessibleChildren[i] );
+ if ( xChild.is() )
+ {
+ VCLXAccessibleStatusBarItem* pVCLXAccessibleStatusBarItem = static_cast< VCLXAccessibleStatusBarItem* >( xChild.get() );
+ if ( pVCLXAccessibleStatusBarItem )
+ {
+ OUString sItemName = pVCLXAccessibleStatusBarItem->GetItemName();
+ pVCLXAccessibleStatusBarItem->SetItemName( sItemName );
+ }
+ }
+}
+
+
+void VCLXAccessibleStatusBar::UpdateItemText( sal_Int32 i )
+{
+ if ( !(i >= 0 && i < static_cast<sal_Int32>(m_aAccessibleChildren.size())) )
+ return;
+
+ Reference< XAccessible > xChild( m_aAccessibleChildren[i] );
+ if ( xChild.is() )
+ {
+ VCLXAccessibleStatusBarItem* pVCLXAccessibleStatusBarItem = static_cast< VCLXAccessibleStatusBarItem* >( xChild.get() );
+ if ( pVCLXAccessibleStatusBarItem )
+ {
+ OUString sItemText = pVCLXAccessibleStatusBarItem->GetItemText();
+ pVCLXAccessibleStatusBarItem->SetItemText( sItemText );
+ }
+ }
+}
+
+
+void VCLXAccessibleStatusBar::InsertChild( sal_Int32 i )
+{
+ if ( !(i >= 0 && i <= static_cast<sal_Int32>(m_aAccessibleChildren.size())) )
+ return;
+
+ // insert entry in child list
+ m_aAccessibleChildren.insert( m_aAccessibleChildren.begin() + i, Reference< XAccessible >() );
+
+ // send accessible child event
+ Reference< XAccessible > xChild( getAccessibleChild( i ) );
+ if ( xChild.is() )
+ {
+ Any aOldValue, aNewValue;
+ aNewValue <<= xChild;
+ NotifyAccessibleEvent( AccessibleEventId::CHILD, aOldValue, aNewValue );
+ }
+}
+
+
+void VCLXAccessibleStatusBar::RemoveChild( sal_Int32 i )
+{
+ if ( !(i >= 0 && i < static_cast<sal_Int32>(m_aAccessibleChildren.size())) )
+ return;
+
+ // get the accessible of the removed page
+ Reference< XAccessible > xChild( m_aAccessibleChildren[i] );
+
+ // remove entry in child list
+ m_aAccessibleChildren.erase( m_aAccessibleChildren.begin() + i );
+
+ // send accessible child event
+ if ( xChild.is() )
+ {
+ Any aOldValue, aNewValue;
+ aOldValue <<= xChild;
+ NotifyAccessibleEvent( AccessibleEventId::CHILD, aOldValue, aNewValue );
+
+ Reference< XComponent > xComponent( xChild, UNO_QUERY );
+ if ( xComponent.is() )
+ xComponent->dispose();
+ }
+}
+
+
+void VCLXAccessibleStatusBar::ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent )
+{
+ switch ( rVclWindowEvent.GetId() )
+ {
+ case VclEventId::StatusbarItemAdded:
+ {
+ if ( m_pStatusBar )
+ {
+ sal_uInt16 nItemId = static_cast<sal_uInt16>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData()));
+ sal_uInt16 nItemPos = m_pStatusBar->GetItemPos( nItemId );
+ InsertChild( nItemPos );
+ }
+ }
+ break;
+ case VclEventId::StatusbarItemRemoved:
+ {
+ if ( m_pStatusBar )
+ {
+ sal_uInt16 nItemId = static_cast<sal_uInt16>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData()));
+ for ( sal_Int32 i = 0, nCount = getAccessibleChildCount(); i < nCount; ++i )
+ {
+ Reference< XAccessible > xChild( getAccessibleChild( i ) );
+ if ( xChild.is() )
+ {
+ VCLXAccessibleStatusBarItem* pVCLXAccessibleStatusBarItem = static_cast< VCLXAccessibleStatusBarItem* >( xChild.get() );
+ if ( pVCLXAccessibleStatusBarItem && pVCLXAccessibleStatusBarItem->GetItemId() == nItemId )
+ {
+ RemoveChild( i );
+ break;
+ }
+ }
+ }
+ }
+ }
+ break;
+ case VclEventId::StatusbarAllItemsRemoved:
+ {
+ for ( sal_Int32 i = m_aAccessibleChildren.size() - 1; i >= 0; --i )
+ RemoveChild( i );
+ }
+ break;
+ case VclEventId::StatusbarShowItem:
+ case VclEventId::StatusbarHideItem:
+ {
+ if ( m_pStatusBar )
+ {
+ sal_uInt16 nItemId = static_cast<sal_uInt16>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData()));
+ sal_uInt16 nItemPos = m_pStatusBar->GetItemPos( nItemId );
+ UpdateShowing( nItemPos, rVclWindowEvent.GetId() == VclEventId::StatusbarShowItem );
+ }
+ }
+ break;
+ case VclEventId::StatusbarNameChanged:
+ {
+ if ( m_pStatusBar )
+ {
+ sal_uInt16 nItemId = static_cast<sal_uInt16>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData()));
+ sal_uInt16 nItemPos = m_pStatusBar->GetItemPos( nItemId );
+ UpdateItemName( nItemPos );
+ }
+ }
+ break;
+ case VclEventId::StatusbarDrawItem:
+ {
+ if ( m_pStatusBar )
+ {
+ sal_uInt16 nItemId = static_cast<sal_uInt16>(reinterpret_cast<sal_IntPtr>(rVclWindowEvent.GetData()));
+ sal_uInt16 nItemPos = m_pStatusBar->GetItemPos( nItemId );
+ UpdateItemText( nItemPos );
+ }
+ }
+ break;
+ case VclEventId::ObjectDying:
+ {
+ if ( m_pStatusBar )
+ {
+ m_pStatusBar = nullptr;
+
+ // dispose all children
+ for (const Reference<XAccessible>& i : m_aAccessibleChildren)
+ {
+ Reference< XComponent > xComponent( i, UNO_QUERY );
+ if ( xComponent.is() )
+ xComponent->dispose();
+ }
+ m_aAccessibleChildren.clear();
+ }
+
+ VCLXAccessibleComponent::ProcessWindowEvent( rVclWindowEvent );
+ }
+ break;
+ default:
+ VCLXAccessibleComponent::ProcessWindowEvent( rVclWindowEvent );
+ }
+}
+
+
+// XComponent
+
+
+void VCLXAccessibleStatusBar::disposing()
+{
+ VCLXAccessibleComponent::disposing();
+
+ if ( !m_pStatusBar )
+ return;
+
+ m_pStatusBar = nullptr;
+
+ // dispose all children
+ for (const Reference<XAccessible>& i : m_aAccessibleChildren)
+ {
+ Reference< XComponent > xComponent( i, UNO_QUERY );
+ if ( xComponent.is() )
+ xComponent->dispose();
+ }
+ m_aAccessibleChildren.clear();
+}
+
+
+// XServiceInfo
+
+
+OUString VCLXAccessibleStatusBar::getImplementationName()
+{
+ return "com.sun.star.comp.toolkit.AccessibleStatusBar";
+}
+
+
+Sequence< OUString > VCLXAccessibleStatusBar::getSupportedServiceNames()
+{
+ return { "com.sun.star.awt.AccessibleStatusBar" };
+}
+
+
+// XAccessibleContext
+
+
+sal_Int32 VCLXAccessibleStatusBar::getAccessibleChildCount()
+{
+ OExternalLockGuard aGuard( this );
+
+ return m_aAccessibleChildren.size();
+}
+
+
+Reference< XAccessible > VCLXAccessibleStatusBar::getAccessibleChild( sal_Int32 i )
+{
+ OExternalLockGuard aGuard( this );
+
+ if ( i < 0 || i >= static_cast<sal_Int32> (m_aAccessibleChildren.size()) )
+ throw IndexOutOfBoundsException();
+
+ Reference< XAccessible > xChild = m_aAccessibleChildren[i];
+ if ( !xChild.is() )
+ {
+ if ( m_pStatusBar )
+ {
+ sal_uInt16 nItemId = m_pStatusBar->GetItemId( static_cast<sal_uInt16>(i) );
+
+ xChild = new VCLXAccessibleStatusBarItem( m_pStatusBar, nItemId );
+
+ // insert into status bar item list
+ m_aAccessibleChildren[i] = xChild;
+ }
+ }
+
+ return xChild;
+}
+
+
+// XAccessibleComponent
+
+
+Reference< XAccessible > VCLXAccessibleStatusBar::getAccessibleAtPoint( const awt::Point& rPoint )
+{
+ OExternalLockGuard aGuard( this );
+
+ Reference< XAccessible > xChild;
+ if ( m_pStatusBar )
+ {
+ sal_uInt16 nItemId = m_pStatusBar->GetItemId( VCLPoint( rPoint ) );
+ sal_Int32 nItemPos = m_pStatusBar->GetItemPos( nItemId );
+ if ( nItemPos >= 0 && nItemPos < static_cast<sal_Int32>(m_aAccessibleChildren.size()) )
+ xChild = getAccessibleChild( nItemPos );
+ }
+
+ return xChild;
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */