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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: accessibleselectionhelper.hxx,v $
* $Revision: 1.8 $
*
* 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.
*
************************************************************************/
#ifndef COMPHELPER_ACCESSIBLE_SELECTION_HELPER_HXX
#define COMPHELPER_ACCESSIBLE_SELECTION_HELPER_HXX
#include <comphelper/uno3.hxx>
#ifndef COMPHELPER_ACCESSIBLE_CONTEXT_HELPER_HXX
#include <comphelper/accessiblecomponenthelper.hxx>
#endif
#include <cppuhelper/implbase1.hxx>
#include <comphelper/uno3.hxx>
#include <com/sun/star/accessibility/XAccessibleSelection.hpp>
#include "comphelper/comphelperdllapi.h"
#define ACCESSIBLE_SELECTION_CHILD_ALL ((sal_Int32)-1)
#define ACCESSIBLE_SELECTION_CHILD_SELF ((sal_Int32)-2)
//.........................................................................
namespace comphelper
{
//.........................................................................
//=====================================================================
//= OCommonAccessibleSelection
//=====================================================================
/** base class encapsulating common functionality for the helper classes implementing
the XAccessibleSelection
*/
class COMPHELPER_DLLPUBLIC OCommonAccessibleSelection
{
protected:
OCommonAccessibleSelection();
protected:
// access to context - still waiting to be overwritten
virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleContext >
implGetAccessibleContext()
throw ( ::com::sun::star::uno::RuntimeException ) = 0;
// return if the specified child is visible => watch for special ChildIndexes (ACCESSIBLE_SELECTION_CHILD_xxx)
virtual sal_Bool
implIsSelected( sal_Int32 nAccessibleChildIndex )
throw (::com::sun::star::uno::RuntimeException) = 0;
// select the specified child => watch for special ChildIndexes (ACCESSIBLE_SELECTION_CHILD_xxx)
virtual void
implSelect( sal_Int32 nAccessibleChildIndex, sal_Bool bSelect )
throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException) = 0;
protected:
/** non-virtual versions of the methods which can be implemented using <method>implIsSelected</method> and <method>implSelect</method>
*/
void SAL_CALL selectAccessibleChild( sal_Int32 nChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
sal_Bool SAL_CALL isAccessibleChildSelected( sal_Int32 nChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
void SAL_CALL clearAccessibleSelection( ) throw (::com::sun::star::uno::RuntimeException);
void SAL_CALL selectAllAccessibleChildren( ) throw (::com::sun::star::uno::RuntimeException);
sal_Int32 SAL_CALL getSelectedAccessibleChildCount( ) throw (::com::sun::star::uno::RuntimeException);
::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > SAL_CALL getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
void SAL_CALL deselectAccessibleChild( sal_Int32 nSelectedChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
};
//=====================================================================
//= OAccessibleSelectionHelper
//=====================================================================
typedef ::cppu::ImplHelper1< ::com::sun::star::accessibility::XAccessibleSelection > OAccessibleSelectionHelper_Base;
/** a helper class for implementing an AccessibleSelection which at the same time
supports an XAccessibleSelection interface.
*/
class COMPHELPER_DLLPUBLIC OAccessibleSelectionHelper : public OAccessibleComponentHelper,
public OCommonAccessibleSelection,
public OAccessibleSelectionHelper_Base
{
protected:
OAccessibleSelectionHelper( );
/// see the respective base class ctor for an extensive comment on this, please
OAccessibleSelectionHelper( IMutex* _pExternalLock );
// return ourself here by default
virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleContext > implGetAccessibleContext() throw ( ::com::sun::star::uno::RuntimeException );
public:
// XInterface
DECLARE_XINTERFACE( )
DECLARE_XTYPEPROVIDER( )
// XAccessibleSelection - default implementations
virtual void SAL_CALL selectAccessibleChild( sal_Int32 nChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
virtual sal_Bool SAL_CALL isAccessibleChildSelected( sal_Int32 nChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL clearAccessibleSelection( ) throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL selectAllAccessibleChildren( ) throw (::com::sun::star::uno::RuntimeException);
virtual sal_Int32 SAL_CALL getSelectedAccessibleChildCount( ) throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > SAL_CALL getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL deselectAccessibleChild( sal_Int32 nSelectedChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
};
//.........................................................................
} // namespace comphelper
//.........................................................................
#endif // COMPHELPER_ACCESSIBLE_SELECTION_HELPER_HXX
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