office-gobmx/accessibility/source/extended/AccessibleGridControl.cxx
2010-05-21 16:40:24 +02:00

372 lines
13 KiB
C++
Executable file

/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
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*
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*
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* 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).
*
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_accessibility.hxx"
#include "accessibility/extended/AccessibleGridControl.hxx"
#include "accessibility/extended/AccessibleGridControlTable.hxx"
#include "accessibility/extended/AccessibleGridControlHeader.hxx"
#include <svtools/accessibletable.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;
using namespace ::svt::table;
// ============================================================================
class AccessibleGridControl_Impl
{
public:
/// the XAccessible which created the AccessibleGridControl
WeakReference< XAccessible > m_aCreator;
/** The data table child. */
Reference<
::com::sun::star::accessibility::XAccessible > m_xTable;
AccessibleGridControlTable* m_pTable;
/** The header bar for rows. */
Reference<
::com::sun::star::accessibility::XAccessible > m_xRowHeaderBar;
AccessibleGridControlHeader* m_pRowHeaderBar;
/** The header bar for columns (first row of the table). */
Reference<
::com::sun::star::accessibility::XAccessible > m_xColumnHeaderBar;
AccessibleGridControlHeader* m_pColumnHeaderBar;
};
DBG_NAME( AccessibleGridControl )
AccessibleGridControl::AccessibleGridControl(
const Reference< XAccessible >& _rxParent, const Reference< XAccessible >& _rxCreator,
IAccessibleTable& _rTable )
: AccessibleGridControlBase( _rxParent, _rTable, TCTYPE_GRIDCONTROL )
{
m_pImpl.reset( new AccessibleGridControl_Impl() );
m_pImpl->m_aCreator = _rxCreator;
}
// -----------------------------------------------------------------------------
AccessibleGridControl::~AccessibleGridControl()
{
}
// -----------------------------------------------------------------------------
void SAL_CALL AccessibleGridControl::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->m_xTable;
Reference< XComponent > xComp( m_pImpl->m_xTable, UNO_QUERY );
if ( xComp.is() )
{
xComp->dispose();
}
AccessibleGridControlBase::disposing();
}
// -----------------------------------------------------------------------------
// XAccessibleContext ---------------------------------------------------------
sal_Int32 SAL_CALL AccessibleGridControl::getAccessibleChildCount()
throw ( uno::RuntimeException )
{
TCSolarGuard aSolarGuard;
::osl::MutexGuard aGuard( getOslMutex() );
ensureIsAlive();
return m_aTable.GetAccessibleControlCount();
}
// -----------------------------------------------------------------------------
Reference< XAccessible > SAL_CALL
AccessibleGridControl::getAccessibleChild( sal_Int32 nChildIndex )
throw ( lang::IndexOutOfBoundsException, uno::RuntimeException )
{
TCSolarGuard aSolarGuard;
::osl::MutexGuard aGuard( getOslMutex() );
if (nChildIndex<0 || nChildIndex>=getAccessibleChildCount())
throw IndexOutOfBoundsException();
Reference< XAccessible > xChild;
if (isAlive())
{
if(nChildIndex == 0 && m_aTable.HasColHeader())
{
if(!m_pImpl->m_xColumnHeaderBar.is())
{
AccessibleGridControlHeader* pColHeaderBar = new AccessibleGridControlHeader(m_pImpl->m_aCreator, m_aTable, svt::table::TCTYPE_COLUMNHEADERBAR);
m_pImpl->m_xColumnHeaderBar = pColHeaderBar;
}
xChild = m_pImpl->m_xColumnHeaderBar;
}
else if(m_aTable.HasRowHeader() && (nChildIndex == 1 || nChildIndex == 0))
{
if(!m_pImpl->m_xRowHeaderBar.is())
{
AccessibleGridControlHeader* pRowHeaderBar = new AccessibleGridControlHeader(m_pImpl->m_aCreator, m_aTable, svt::table::TCTYPE_ROWHEADERBAR);
m_pImpl->m_xRowHeaderBar = pRowHeaderBar;
}
xChild = m_pImpl->m_xRowHeaderBar;
}
else
{
AccessibleGridControlTable* pTable = new AccessibleGridControlTable(m_pImpl->m_aCreator, m_aTable, svt::table::TCTYPE_TABLE);
m_pImpl->m_xTable = pTable;
xChild = m_pImpl->m_xTable;
}
}
return xChild;
}
// -----------------------------------------------------------------------------
sal_Int16 SAL_CALL AccessibleGridControl::getAccessibleRole()
throw ( uno::RuntimeException )
{
ensureIsAlive();
return AccessibleRole::PANEL;
}
// -----------------------------------------------------------------------------
// XAccessibleComponent -------------------------------------------------------
Reference< XAccessible > SAL_CALL
AccessibleGridControl::getAccessibleAtPoint( const awt::Point& rPoint )
throw ( uno::RuntimeException )
{
TCSolarGuard aSolarGuard;
::osl::MutexGuard aGuard( getOslMutex() );
ensureIsAlive();
Reference< XAccessible > xChild;
sal_Int32 nIndex = 0;
if( m_aTable.ConvertPointToControlIndex( nIndex, VCLPoint( rPoint ) ) )
xChild = m_aTable.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 < 3) && !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 AccessibleGridControl::grabFocus()
throw ( uno::RuntimeException )
{
TCSolarGuard aSolarGuard;
::osl::MutexGuard aGuard( getOslMutex() );
ensureIsAlive();
m_aTable.GrabFocus();
}
// -----------------------------------------------------------------------------
Any SAL_CALL AccessibleGridControl::getAccessibleKeyBinding()
throw ( uno::RuntimeException )
{
ensureIsAlive();
return Any();
}
// -----------------------------------------------------------------------------
// XServiceInfo ---------------------------------------------------------------
OUString SAL_CALL AccessibleGridControl::getImplementationName()
throw ( uno::RuntimeException )
{
return OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.accessibility.AccessibleGridControl" ) );
}
// -----------------------------------------------------------------------------
// internal virtual methods ---------------------------------------------------
Rectangle AccessibleGridControl::implGetBoundingBox()
{
Window* pParent = m_aTable.GetAccessibleParentWindow();
DBG_ASSERT( pParent, "implGetBoundingBox - missing parent window" );
return m_aTable.GetWindowExtentsRelative( pParent );
}
// -----------------------------------------------------------------------------
Rectangle AccessibleGridControl::implGetBoundingBoxOnScreen()
{
return m_aTable.GetWindowExtentsRelative( NULL );
}
// internal helper methods ----------------------------------------------------
Reference< XAccessible > AccessibleGridControl::implGetTable()
{
if( !m_pImpl->m_xTable.is() )
{
m_pImpl->m_pTable = createAccessibleTable();
m_pImpl->m_xTable = m_pImpl->m_pTable;
}
return m_pImpl->m_xTable;
}
// -----------------------------------------------------------------------------
Reference< XAccessible >
AccessibleGridControl::implGetHeaderBar( AccessibleTableControlObjType eObjType )
{
Reference< XAccessible > xRet;
Reference< XAccessible >* pxMember = NULL;
if( eObjType == TCTYPE_ROWHEADERBAR )
pxMember = &m_pImpl->m_xRowHeaderBar;
else if( eObjType == TCTYPE_COLUMNHEADERBAR )
pxMember = &m_pImpl->m_xColumnHeaderBar;
if( pxMember )
{
if( !pxMember->is() )
{
AccessibleGridControlHeader* pHeaderBar = new AccessibleGridControlHeader(
(Reference< XAccessible >)m_pImpl->m_aCreator, m_aTable, eObjType );
if ( TCTYPE_COLUMNHEADERBAR == eObjType)
m_pImpl->m_pColumnHeaderBar = pHeaderBar;
else
m_pImpl->m_pRowHeaderBar = pHeaderBar;
*pxMember = pHeaderBar;
}
xRet = *pxMember;
}
return xRet;
}
// -----------------------------------------------------------------------------
Reference< XAccessible >
AccessibleGridControl::implGetFixedChild( sal_Int32 nChildIndex )
{
Reference< XAccessible > xRet;
switch( nChildIndex )
{
case TCINDEX_COLUMNHEADERBAR:
xRet = implGetHeaderBar( TCTYPE_COLUMNHEADERBAR );
break;
case TCINDEX_ROWHEADERBAR:
xRet = implGetHeaderBar( TCTYPE_ROWHEADERBAR );
break;
case TCINDEX_TABLE:
xRet = implGetTable();
break;
}
return xRet;
}
// -----------------------------------------------------------------------------
AccessibleGridControlTable* AccessibleGridControl::createAccessibleTable()
{
Reference< XAccessible > xCreator = (Reference< XAccessible >)m_pImpl->m_aCreator;
DBG_ASSERT( xCreator.is(), "accessibility/extended/AccessibleGirdControl::createAccessibleTable: my creator died - how this?" );
return new AccessibleGridControlTable( xCreator, m_aTable, TCTYPE_TABLE );
}
// ============================================================================
// = AccessibleGridControlAccess
// ============================================================================
DBG_NAME( AccessibleGridControlAccess )
// -----------------------------------------------------------------------------
AccessibleGridControlAccess::AccessibleGridControlAccess( const Reference< XAccessible >& _rxParent, IAccessibleTable& _rTable )
:m_xParent( _rxParent )
,m_rTable( _rTable )
,m_pContext( NULL )
{
}
// -----------------------------------------------------------------------------
AccessibleGridControlAccess::~AccessibleGridControlAccess()
{
}
// -----------------------------------------------------------------------------
void AccessibleGridControlAccess::dispose()
{
::osl::MutexGuard aGuard( m_aMutex );
m_pContext = NULL;
::comphelper::disposeComponent( m_xContext );
}
// -----------------------------------------------------------------------------
Reference< XAccessibleContext > SAL_CALL AccessibleGridControlAccess::getAccessibleContext() throw ( RuntimeException )
{
::osl::MutexGuard aGuard( m_aMutex );
DBG_ASSERT( ( m_pContext && m_xContext.is() ) || ( !m_pContext && !m_xContext.is() ),
"accessibility/extended/AccessibleGridControlAccess::getAccessibleContext: inconsistency!" );
// if the context died meanwhile (we're no listener, so it won't tell us explicitily when this happens),
// then reset an re-create.
if ( m_pContext && !m_pContext->isAlive() )
m_xContext = m_pContext = NULL;
if ( !m_xContext.is() )
m_xContext = m_pContext = new AccessibleGridControl( m_xParent, this, m_rTable );
return m_xContext;
}
// -----------------------------------------------------------------------------
bool AccessibleGridControlAccess::isContextAlive() const
{
return ( NULL != m_pContext ) && m_pContext->isAlive();
}
// ============================================================================
} // namespace accessibility