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path: root/accessibility/source/extended/AccessibleBrowseBox.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.
+ *
+ ************************************************************************/
+
+// MARKER(update_precomp.py): autogen include statement, do not remove
+#include "precompiled_accessibility.hxx"
+#include "accessibility/extended/AccessibleBrowseBox.hxx"
+#include "accessibility/extended/AccessibleBrowseBoxTable.hxx"
+#include "accessibility/extended/AccessibleBrowseBoxHeaderBar.hxx"
+#include <svtools/accessibletableprovider.hxx>
+#include <comphelper/types.hxx>
+#include <toolkit/helper/vclunohelper.hxx>
+
+// ============================================================================
+
+namespace accessibility
+{
+
+// ============================================================================
+
+using ::rtl::OUString;
+
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::accessibility;
+using namespace ::svt;
+
+// ============================================================================
+class AccessibleBrowseBoxImpl
+{
+public:
+ /// the XAccessible which created the AccessibleBrowseBox
+ WeakReference< XAccessible > m_aCreator;
+
+ /** The data table child. */
+ Reference<
+ ::com::sun::star::accessibility::XAccessible > mxTable;
+ AccessibleBrowseBoxTable* m_pTable;
+
+ /** The header bar for rows ("handle column"). */
+ Reference<
+ ::com::sun::star::accessibility::XAccessible > mxRowHeaderBar;
+ AccessibleBrowseBoxHeaderBar* m_pRowHeaderBar;
+
+ /** The header bar for columns (first row of the table). */
+ Reference<
+ ::com::sun::star::accessibility::XAccessible > mxColumnHeaderBar;
+ AccessibleBrowseBoxHeaderBar* m_pColumnHeaderBar;
+};
+
+// Ctor/Dtor/disposing --------------------------------------------------------
+
+DBG_NAME( AccessibleBrowseBox )
+
+AccessibleBrowseBox::AccessibleBrowseBox(
+ const Reference< XAccessible >& _rxParent, const Reference< XAccessible >& _rxCreator,
+ IAccessibleTableProvider& _rBrowseBox )
+ : AccessibleBrowseBoxBase( _rxParent, _rBrowseBox,NULL, BBTYPE_BROWSEBOX )
+{
+ DBG_CTOR( AccessibleBrowseBox, NULL );
+ m_pImpl.reset( new AccessibleBrowseBoxImpl() );
+ m_pImpl->m_aCreator = _rxCreator;
+
+ m_xFocusWindow = VCLUnoHelper::GetInterface(mpBrowseBox->GetWindowInstance());
+}
+// -----------------------------------------------------------------------------
+void AccessibleBrowseBox::setCreator( const Reference< XAccessible >& _rxCreator )
+{
+#if OSL_DEBUG_LEVEL > 0
+ Reference< XAccessible > xCreator = (Reference< XAccessible >)m_pImpl->m_aCreator;
+ DBG_ASSERT( !xCreator.is(), "accessibility/extended/AccessibleBrowseBox::setCreator: creator already set!" );
+#endif
+ m_pImpl->m_aCreator = _rxCreator;
+}
+
+// -----------------------------------------------------------------------------
+AccessibleBrowseBox::~AccessibleBrowseBox()
+{
+ DBG_DTOR( AccessibleBrowseBox, NULL );
+}
+// -----------------------------------------------------------------------------
+
+void SAL_CALL AccessibleBrowseBox::disposing()
+{
+ ::osl::MutexGuard aGuard( getOslMutex() );
+
+ m_pImpl->m_pTable = NULL;
+ m_pImpl->m_pColumnHeaderBar = NULL;
+ m_pImpl->m_pRowHeaderBar = NULL;
+ m_pImpl->m_aCreator = Reference< XAccessible >();
+
+ Reference< XAccessible > xTable = m_pImpl->mxTable;
+
+ Reference< XComponent > xComp( m_pImpl->mxTable, UNO_QUERY );
+ if ( xComp.is() )
+ {
+ xComp->dispose();
+
+ }
+//! ::comphelper::disposeComponent(m_pImpl->mxTable);
+ ::comphelper::disposeComponent(m_pImpl->mxRowHeaderBar);
+ ::comphelper::disposeComponent(m_pImpl->mxColumnHeaderBar);
+
+ AccessibleBrowseBoxBase::disposing();
+}
+// -----------------------------------------------------------------------------
+
+// XAccessibleContext ---------------------------------------------------------
+
+sal_Int32 SAL_CALL AccessibleBrowseBox::getAccessibleChildCount()
+ throw ( uno::RuntimeException )
+{
+ SolarMutexGuard aSolarGuard;
+ ::osl::MutexGuard aGuard( getOslMutex() );
+ ensureIsAlive();
+ return BBINDEX_FIRSTCONTROL + mpBrowseBox->GetAccessibleControlCount();
+}
+// -----------------------------------------------------------------------------
+
+Reference< XAccessible > SAL_CALL
+AccessibleBrowseBox::getAccessibleChild( sal_Int32 nChildIndex )
+ throw ( lang::IndexOutOfBoundsException, uno::RuntimeException )
+{
+ SolarMutexGuard aSolarGuard;
+ ::osl::MutexGuard aGuard( getOslMutex() );
+ ensureIsAlive();
+
+ Reference< XAccessible > xRet;
+ if( nChildIndex >= 0 )
+ {
+ if( nChildIndex < BBINDEX_FIRSTCONTROL )
+ xRet = implGetFixedChild( nChildIndex );
+ else
+ {
+ // additional controls
+ nChildIndex -= BBINDEX_FIRSTCONTROL;
+ if( nChildIndex < mpBrowseBox->GetAccessibleControlCount() )
+ xRet = mpBrowseBox->CreateAccessibleControl( nChildIndex );
+ }
+ }
+
+ if( !xRet.is() )
+ throw lang::IndexOutOfBoundsException();
+ return xRet;
+}
+
+// XAccessibleComponent -------------------------------------------------------
+
+Reference< XAccessible > SAL_CALL
+AccessibleBrowseBox::getAccessibleAtPoint( const awt::Point& rPoint )
+ throw ( uno::RuntimeException )
+{
+ SolarMutexGuard aSolarGuard;
+ ::osl::MutexGuard aGuard( getOslMutex() );
+ ensureIsAlive();
+
+ Reference< XAccessible > xChild;
+ sal_Int32 nIndex = 0;
+ if( mpBrowseBox->ConvertPointToControlIndex( nIndex, VCLPoint( rPoint ) ) )
+ xChild = mpBrowseBox->CreateAccessibleControl( nIndex );
+ else
+ {
+ // try whether point is in one of the fixed children
+ // (table, header bars, corner control)
+ Point aPoint( VCLPoint( rPoint ) );
+ for( nIndex = 0; (nIndex < BBINDEX_FIRSTCONTROL) && !xChild.is(); ++nIndex )
+ {
+ Reference< XAccessible > xCurrChild( implGetFixedChild( nIndex ) );
+ Reference< XAccessibleComponent >
+ xCurrChildComp( xCurrChild, uno::UNO_QUERY );
+
+ if( xCurrChildComp.is() &&
+ VCLRectangle( xCurrChildComp->getBounds() ).IsInside( aPoint ) )
+ xChild = xCurrChild;
+ }
+ }
+ return xChild;
+}
+// -----------------------------------------------------------------------------
+
+void SAL_CALL AccessibleBrowseBox::grabFocus()
+ throw ( uno::RuntimeException )
+{
+ SolarMutexGuard aSolarGuard;
+ ::osl::MutexGuard aGuard( getOslMutex() );
+ ensureIsAlive();
+ mpBrowseBox->GrabFocus();
+}
+// -----------------------------------------------------------------------------
+
+Any SAL_CALL AccessibleBrowseBox::getAccessibleKeyBinding()
+ throw ( uno::RuntimeException )
+{
+ ensureIsAlive();
+ return Any();
+}
+// -----------------------------------------------------------------------------
+
+// XServiceInfo ---------------------------------------------------------------
+
+OUString SAL_CALL AccessibleBrowseBox::getImplementationName()
+ throw ( uno::RuntimeException )
+{
+ return OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.svtools.AccessibleBrowseBox" ) );
+}
+// -----------------------------------------------------------------------------
+
+// internal virtual methods ---------------------------------------------------
+
+Rectangle AccessibleBrowseBox::implGetBoundingBox()
+{
+ Window* pParent = mpBrowseBox->GetAccessibleParentWindow();
+ DBG_ASSERT( pParent, "implGetBoundingBox - missing parent window" );
+ return mpBrowseBox->GetWindowExtentsRelative( pParent );
+}
+// -----------------------------------------------------------------------------
+
+Rectangle AccessibleBrowseBox::implGetBoundingBoxOnScreen()
+{
+ return mpBrowseBox->GetWindowExtentsRelative( NULL );
+}
+// -----------------------------------------------------------------------------
+
+// internal helper methods ----------------------------------------------------
+
+Reference< XAccessible > AccessibleBrowseBox::implGetTable()
+{
+ if( !m_pImpl->mxTable.is() )
+ {
+ m_pImpl->m_pTable = createAccessibleTable();
+ m_pImpl->mxTable = m_pImpl->m_pTable;
+
+ }
+ return m_pImpl->mxTable;
+}
+// -----------------------------------------------------------------------------
+
+Reference< XAccessible >
+AccessibleBrowseBox::implGetHeaderBar( AccessibleBrowseBoxObjType eObjType )
+{
+ Reference< XAccessible > xRet;
+ Reference< XAccessible >* pxMember = NULL;
+
+ if( eObjType == BBTYPE_ROWHEADERBAR )
+ pxMember = &m_pImpl->mxRowHeaderBar;
+ else if( eObjType == BBTYPE_COLUMNHEADERBAR )
+ pxMember = &m_pImpl->mxColumnHeaderBar;
+
+ if( pxMember )
+ {
+ if( !pxMember->is() )
+ {
+ AccessibleBrowseBoxHeaderBar* pHeaderBar = new AccessibleBrowseBoxHeaderBar(
+ (Reference< XAccessible >)m_pImpl->m_aCreator, *mpBrowseBox, eObjType );
+
+ if ( BBTYPE_COLUMNHEADERBAR == eObjType)
+ m_pImpl->m_pColumnHeaderBar = pHeaderBar;
+ else
+ m_pImpl->m_pRowHeaderBar = pHeaderBar;
+
+ *pxMember = pHeaderBar;
+ }
+ xRet = *pxMember;
+ }
+ return xRet;
+}
+// -----------------------------------------------------------------------------
+
+Reference< XAccessible >
+AccessibleBrowseBox::implGetFixedChild( sal_Int32 nChildIndex )
+{
+ Reference< XAccessible > xRet;
+ switch( nChildIndex )
+ {
+ case BBINDEX_COLUMNHEADERBAR:
+ xRet = implGetHeaderBar( BBTYPE_COLUMNHEADERBAR );
+ break;
+ case BBINDEX_ROWHEADERBAR:
+ xRet = implGetHeaderBar( BBTYPE_ROWHEADERBAR );
+ break;
+ case BBINDEX_TABLE:
+ xRet = implGetTable();
+ break;
+ }
+ return xRet;
+}
+// -----------------------------------------------------------------------------
+AccessibleBrowseBoxTable* AccessibleBrowseBox::createAccessibleTable()
+{
+ Reference< XAccessible > xCreator = (Reference< XAccessible >)m_pImpl->m_aCreator;
+ DBG_ASSERT( xCreator.is(), "accessibility/extended/AccessibleBrowseBox::createAccessibleTable: my creator died - how this?" );
+ return new AccessibleBrowseBoxTable( xCreator, *mpBrowseBox );
+}
+// -----------------------------------------------------------------------------
+void AccessibleBrowseBox::commitTableEvent(sal_Int16 _nEventId,const Any& _rNewValue,const Any& _rOldValue)
+{
+ if ( m_pImpl->mxTable.is() )
+ {
+ m_pImpl->m_pTable->commitEvent(_nEventId,_rNewValue,_rOldValue);
+ }
+}
+// -----------------------------------------------------------------------------
+void AccessibleBrowseBox::commitHeaderBarEvent( sal_Int16 _nEventId,
+ const Any& _rNewValue,
+ const Any& _rOldValue,sal_Bool _bColumnHeaderBar)
+{
+ Reference< XAccessible > xHeaderBar = _bColumnHeaderBar ? m_pImpl->mxColumnHeaderBar : m_pImpl->mxRowHeaderBar;
+ AccessibleBrowseBoxHeaderBar* pHeaderBar = _bColumnHeaderBar ? m_pImpl->m_pColumnHeaderBar : m_pImpl->m_pRowHeaderBar;
+ if ( xHeaderBar.is() )
+ pHeaderBar->commitEvent(_nEventId,_rNewValue,_rOldValue);
+}
+
+// ============================================================================
+// = AccessibleBrowseBoxAccess
+// ============================================================================
+DBG_NAME( AccessibleBrowseBoxAccess )
+// -----------------------------------------------------------------------------
+AccessibleBrowseBoxAccess::AccessibleBrowseBoxAccess( const Reference< XAccessible >& _rxParent, IAccessibleTableProvider& _rBrowseBox )
+ :m_xParent( _rxParent )
+ ,m_rBrowseBox( _rBrowseBox )
+ ,m_pContext( NULL )
+{
+ DBG_CTOR( AccessibleBrowseBoxAccess, NULL );
+}
+
+// -----------------------------------------------------------------------------
+AccessibleBrowseBoxAccess::~AccessibleBrowseBoxAccess()
+{
+ DBG_DTOR( AccessibleBrowseBoxAccess, NULL );
+}
+
+// -----------------------------------------------------------------------------
+void AccessibleBrowseBoxAccess::dispose()
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+
+ m_pContext = NULL;
+ ::comphelper::disposeComponent( m_xContext );
+}
+
+// -----------------------------------------------------------------------------
+Reference< XAccessibleContext > SAL_CALL AccessibleBrowseBoxAccess::getAccessibleContext() throw ( RuntimeException )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+
+ DBG_ASSERT( ( m_pContext && m_xContext.is() ) || ( !m_pContext && !m_xContext.is() ),
+ "accessibility/extended/AccessibleBrowseBoxAccess::getAccessibleContext: inconsistency!" );
+
+ // if the context died meanwhile (there is no listener, so it won't tell us explicitily when this happens),
+ // then reset and re-create.
+ if ( m_pContext && !m_pContext->isAlive() )
+ m_xContext = m_pContext = NULL;
+
+ if ( !m_xContext.is() )
+ m_xContext = m_pContext = new AccessibleBrowseBox( m_xParent, this, m_rBrowseBox );
+
+ return m_xContext;
+}
+
+// -----------------------------------------------------------------------------
+bool AccessibleBrowseBoxAccess::isContextAlive() const
+{
+ return ( NULL != m_pContext ) && m_pContext->isAlive();
+}
+
+// ============================================================================
+
+} // namespace accessibility
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */