e1276e83e0
Change-Id: Ie4e51632bf81053f0d32428bb7ef5b01ec301ccc Reviewed-on: https://gerrit.libreoffice.org/579 Reviewed-by: Olivier Hallot <olivier.hallot@alta.org.br> Tested-by: Olivier Hallot <olivier.hallot@alta.org.br>
374 lines
13 KiB
C++
374 lines
13 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include "accessibility/extended/AccessibleBrowseBox.hxx"
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#include "accessibility/extended/AccessibleBrowseBoxTable.hxx"
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#include "accessibility/extended/AccessibleBrowseBoxHeaderBar.hxx"
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#include <svtools/accessibletableprovider.hxx>
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#include <comphelper/types.hxx>
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#include <toolkit/helper/vclunohelper.hxx>
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// ============================================================================
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namespace accessibility
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{
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// ============================================================================
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star;
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using namespace ::com::sun::star::lang;
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using namespace ::com::sun::star::accessibility;
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using namespace ::svt;
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// ============================================================================
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class AccessibleBrowseBoxImpl
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{
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public:
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/// the XAccessible which created the AccessibleBrowseBox
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WeakReference< XAccessible > m_aCreator;
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/** The data table child. */
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Reference<
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::com::sun::star::accessibility::XAccessible > mxTable;
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AccessibleBrowseBoxTable* m_pTable;
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/** The header bar for rows ("handle column"). */
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Reference<
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::com::sun::star::accessibility::XAccessible > mxRowHeaderBar;
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AccessibleBrowseBoxHeaderBar* m_pRowHeaderBar;
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/** The header bar for columns (first row of the table). */
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Reference<
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::com::sun::star::accessibility::XAccessible > mxColumnHeaderBar;
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AccessibleBrowseBoxHeaderBar* m_pColumnHeaderBar;
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};
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// Ctor/Dtor/disposing --------------------------------------------------------
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AccessibleBrowseBox::AccessibleBrowseBox(
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const Reference< XAccessible >& _rxParent, const Reference< XAccessible >& _rxCreator,
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IAccessibleTableProvider& _rBrowseBox )
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: AccessibleBrowseBoxBase( _rxParent, _rBrowseBox,NULL, BBTYPE_BROWSEBOX )
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{
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m_pImpl.reset( new AccessibleBrowseBoxImpl() );
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m_pImpl->m_aCreator = _rxCreator;
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m_xFocusWindow = VCLUnoHelper::GetInterface(mpBrowseBox->GetWindowInstance());
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}
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// -----------------------------------------------------------------------------
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void AccessibleBrowseBox::setCreator( const Reference< XAccessible >& _rxCreator )
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{
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#if OSL_DEBUG_LEVEL > 0
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Reference< XAccessible > xCreator = (Reference< XAccessible >)m_pImpl->m_aCreator;
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OSL_ENSURE( !xCreator.is(), "accessibility/extended/AccessibleBrowseBox::setCreator: creator already set!" );
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#endif
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m_pImpl->m_aCreator = _rxCreator;
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}
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// -----------------------------------------------------------------------------
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AccessibleBrowseBox::~AccessibleBrowseBox()
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{
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}
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// -----------------------------------------------------------------------------
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void SAL_CALL AccessibleBrowseBox::disposing()
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{
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::osl::MutexGuard aGuard( getOslMutex() );
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m_pImpl->m_pTable = NULL;
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m_pImpl->m_pColumnHeaderBar = NULL;
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m_pImpl->m_pRowHeaderBar = NULL;
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m_pImpl->m_aCreator = Reference< XAccessible >();
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Reference< XAccessible > xTable = m_pImpl->mxTable;
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Reference< XComponent > xComp( m_pImpl->mxTable, UNO_QUERY );
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if ( xComp.is() )
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{
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xComp->dispose();
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}
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//! ::comphelper::disposeComponent(m_pImpl->mxTable);
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::comphelper::disposeComponent(m_pImpl->mxRowHeaderBar);
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::comphelper::disposeComponent(m_pImpl->mxColumnHeaderBar);
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AccessibleBrowseBoxBase::disposing();
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}
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// -----------------------------------------------------------------------------
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// XAccessibleContext ---------------------------------------------------------
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sal_Int32 SAL_CALL AccessibleBrowseBox::getAccessibleChildCount()
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throw ( uno::RuntimeException )
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{
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SolarMutexGuard aSolarGuard;
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::osl::MutexGuard aGuard( getOslMutex() );
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ensureIsAlive();
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return BBINDEX_FIRSTCONTROL + mpBrowseBox->GetAccessibleControlCount();
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}
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// -----------------------------------------------------------------------------
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Reference< XAccessible > SAL_CALL
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AccessibleBrowseBox::getAccessibleChild( sal_Int32 nChildIndex )
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throw ( lang::IndexOutOfBoundsException, uno::RuntimeException )
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{
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SolarMutexGuard aSolarGuard;
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::osl::MutexGuard aGuard( getOslMutex() );
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ensureIsAlive();
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Reference< XAccessible > xRet;
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if( nChildIndex >= 0 )
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{
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if( nChildIndex < BBINDEX_FIRSTCONTROL )
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xRet = implGetFixedChild( nChildIndex );
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else
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{
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// additional controls
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nChildIndex -= BBINDEX_FIRSTCONTROL;
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if( nChildIndex < mpBrowseBox->GetAccessibleControlCount() )
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xRet = mpBrowseBox->CreateAccessibleControl( nChildIndex );
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}
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}
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if( !xRet.is() )
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throw lang::IndexOutOfBoundsException();
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return xRet;
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}
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// XAccessibleComponent -------------------------------------------------------
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Reference< XAccessible > SAL_CALL
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AccessibleBrowseBox::getAccessibleAtPoint( const awt::Point& rPoint )
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throw ( uno::RuntimeException )
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{
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SolarMutexGuard aSolarGuard;
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::osl::MutexGuard aGuard( getOslMutex() );
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ensureIsAlive();
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Reference< XAccessible > xChild;
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sal_Int32 nIndex = 0;
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if( mpBrowseBox->ConvertPointToControlIndex( nIndex, VCLPoint( rPoint ) ) )
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xChild = mpBrowseBox->CreateAccessibleControl( nIndex );
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else
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{
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// try whether point is in one of the fixed children
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// (table, header bars, corner control)
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Point aPoint( VCLPoint( rPoint ) );
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for( nIndex = 0; (nIndex < BBINDEX_FIRSTCONTROL) && !xChild.is(); ++nIndex )
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{
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Reference< XAccessible > xCurrChild( implGetFixedChild( nIndex ) );
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Reference< XAccessibleComponent >
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xCurrChildComp( xCurrChild, uno::UNO_QUERY );
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if( xCurrChildComp.is() &&
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VCLRectangle( xCurrChildComp->getBounds() ).IsInside( aPoint ) )
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xChild = xCurrChild;
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}
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}
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return xChild;
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}
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// -----------------------------------------------------------------------------
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void SAL_CALL AccessibleBrowseBox::grabFocus()
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throw ( uno::RuntimeException )
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{
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SolarMutexGuard aSolarGuard;
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::osl::MutexGuard aGuard( getOslMutex() );
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ensureIsAlive();
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mpBrowseBox->GrabFocus();
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}
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// -----------------------------------------------------------------------------
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Any SAL_CALL AccessibleBrowseBox::getAccessibleKeyBinding()
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throw ( uno::RuntimeException )
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{
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ensureIsAlive();
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return Any();
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}
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// -----------------------------------------------------------------------------
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// XServiceInfo ---------------------------------------------------------------
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OUString SAL_CALL AccessibleBrowseBox::getImplementationName()
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throw ( uno::RuntimeException )
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{
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return OUString( "com.sun.star.comp.svtools.AccessibleBrowseBox" );
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}
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// -----------------------------------------------------------------------------
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// internal virtual methods ---------------------------------------------------
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Rectangle AccessibleBrowseBox::implGetBoundingBox()
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{
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Window* pParent = mpBrowseBox->GetAccessibleParentWindow();
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OSL_ENSURE( pParent, "implGetBoundingBox - missing parent window" );
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return mpBrowseBox->GetWindowExtentsRelative( pParent );
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}
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// -----------------------------------------------------------------------------
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Rectangle AccessibleBrowseBox::implGetBoundingBoxOnScreen()
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{
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return mpBrowseBox->GetWindowExtentsRelative( NULL );
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}
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// -----------------------------------------------------------------------------
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// internal helper methods ----------------------------------------------------
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Reference< XAccessible > AccessibleBrowseBox::implGetTable()
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{
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if( !m_pImpl->mxTable.is() )
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{
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m_pImpl->m_pTable = createAccessibleTable();
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m_pImpl->mxTable = m_pImpl->m_pTable;
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}
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return m_pImpl->mxTable;
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}
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// -----------------------------------------------------------------------------
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Reference< XAccessible >
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AccessibleBrowseBox::implGetHeaderBar( AccessibleBrowseBoxObjType eObjType )
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{
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Reference< XAccessible > xRet;
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Reference< XAccessible >* pxMember = NULL;
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if( eObjType == BBTYPE_ROWHEADERBAR )
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pxMember = &m_pImpl->mxRowHeaderBar;
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else if( eObjType == BBTYPE_COLUMNHEADERBAR )
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pxMember = &m_pImpl->mxColumnHeaderBar;
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if( pxMember )
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{
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if( !pxMember->is() )
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{
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AccessibleBrowseBoxHeaderBar* pHeaderBar = new AccessibleBrowseBoxHeaderBar(
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(Reference< XAccessible >)m_pImpl->m_aCreator, *mpBrowseBox, eObjType );
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if ( BBTYPE_COLUMNHEADERBAR == eObjType)
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m_pImpl->m_pColumnHeaderBar = pHeaderBar;
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else
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m_pImpl->m_pRowHeaderBar = pHeaderBar;
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*pxMember = pHeaderBar;
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}
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xRet = *pxMember;
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}
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return xRet;
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}
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// -----------------------------------------------------------------------------
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Reference< XAccessible >
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AccessibleBrowseBox::implGetFixedChild( sal_Int32 nChildIndex )
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{
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Reference< XAccessible > xRet;
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switch( nChildIndex )
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{
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case BBINDEX_COLUMNHEADERBAR:
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xRet = implGetHeaderBar( BBTYPE_COLUMNHEADERBAR );
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break;
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case BBINDEX_ROWHEADERBAR:
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xRet = implGetHeaderBar( BBTYPE_ROWHEADERBAR );
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break;
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case BBINDEX_TABLE:
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xRet = implGetTable();
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break;
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}
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return xRet;
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}
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// -----------------------------------------------------------------------------
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AccessibleBrowseBoxTable* AccessibleBrowseBox::createAccessibleTable()
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{
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Reference< XAccessible > xCreator = (Reference< XAccessible >)m_pImpl->m_aCreator;
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OSL_ENSURE( xCreator.is(), "accessibility/extended/AccessibleBrowseBox::createAccessibleTable: my creator died - how this?" );
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return new AccessibleBrowseBoxTable( xCreator, *mpBrowseBox );
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}
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// -----------------------------------------------------------------------------
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void AccessibleBrowseBox::commitTableEvent(sal_Int16 _nEventId,const Any& _rNewValue,const Any& _rOldValue)
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{
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if ( m_pImpl->mxTable.is() )
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{
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m_pImpl->m_pTable->commitEvent(_nEventId,_rNewValue,_rOldValue);
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}
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}
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// -----------------------------------------------------------------------------
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void AccessibleBrowseBox::commitHeaderBarEvent( sal_Int16 _nEventId,
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const Any& _rNewValue,
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const Any& _rOldValue,sal_Bool _bColumnHeaderBar)
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{
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Reference< XAccessible > xHeaderBar = _bColumnHeaderBar ? m_pImpl->mxColumnHeaderBar : m_pImpl->mxRowHeaderBar;
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AccessibleBrowseBoxHeaderBar* pHeaderBar = _bColumnHeaderBar ? m_pImpl->m_pColumnHeaderBar : m_pImpl->m_pRowHeaderBar;
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if ( xHeaderBar.is() )
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pHeaderBar->commitEvent(_nEventId,_rNewValue,_rOldValue);
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}
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// ============================================================================
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// = AccessibleBrowseBoxAccess
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// ============================================================================
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AccessibleBrowseBoxAccess::AccessibleBrowseBoxAccess( const Reference< XAccessible >& _rxParent, IAccessibleTableProvider& _rBrowseBox )
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:m_xParent( _rxParent )
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,m_rBrowseBox( _rBrowseBox )
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,m_pContext( NULL )
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{
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}
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// -----------------------------------------------------------------------------
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AccessibleBrowseBoxAccess::~AccessibleBrowseBoxAccess()
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{
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}
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// -----------------------------------------------------------------------------
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void AccessibleBrowseBoxAccess::dispose()
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{
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::osl::MutexGuard aGuard( m_aMutex );
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m_pContext = NULL;
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::comphelper::disposeComponent( m_xContext );
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}
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// -----------------------------------------------------------------------------
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Reference< XAccessibleContext > SAL_CALL AccessibleBrowseBoxAccess::getAccessibleContext() throw ( RuntimeException )
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{
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::osl::MutexGuard aGuard( m_aMutex );
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OSL_ENSURE( ( m_pContext && m_xContext.is() ) || ( !m_pContext && !m_xContext.is() ),
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"accessibility/extended/AccessibleBrowseBoxAccess::getAccessibleContext: inconsistency!" );
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// if the context died meanwhile (there is no listener, so it won't tell us explicitily when this happens),
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// then reset and re-create.
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if ( m_pContext && !m_pContext->isAlive() )
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m_xContext = m_pContext = NULL;
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if ( !m_xContext.is() )
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m_xContext = m_pContext = new AccessibleBrowseBox( m_xParent, this, m_rBrowseBox );
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return m_xContext;
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}
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// -----------------------------------------------------------------------------
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bool AccessibleBrowseBoxAccess::isContextAlive() const
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{
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return ( NULL != m_pContext ) && m_pContext->isAlive();
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}
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// ============================================================================
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} // namespace accessibility
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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