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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: AccessibleContextBase.hxx,v $
*
* $Revision: 1.21 $
*
* last change: $Author: rt $ $Date: 2005-09-08 21:06:20 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#ifndef _SC_ACCESSIBLECONTEXTBASE_HXX
#define _SC_ACCESSIBLECONTEXTBASE_HXX
#ifndef _COM_SUN_STAR_ACCESSIBILITY_XACCESSIBLE_HPP_
#include <com/sun/star/accessibility/XAccessible.hpp>
#endif
#ifndef _COM_SUN_STAR_ACCESSIBILITY_XACCESSIBLECOMPONENT_HPP_
#include <com/sun/star/accessibility/XAccessibleComponent.hpp>
#endif
#ifndef _COM_SUN_STAR_ACCESSIBILITY_XACCESSIBLECONTEXT_HPP_
#include <com/sun/star/accessibility/XAccessibleContext.hpp>
#endif
#ifndef _COM_SUN_STAR_ACCESSIBILITY_XACCESSIBLEEVENTBROADCASTER_HPP_
#include <com/sun/star/accessibility/XAccessibleEventBroadcaster.hpp>
#endif
#ifndef _COM_SUN_STAR_ACCESSIBILITY_IllegalAccessibleComponentStateException_HPP_
#include <com/sun/star/accessibility/IllegalAccessibleComponentStateException.hpp>
#endif
#ifndef _COM_SUN_STAR_LANG_DISPOSEDEXCEPTION_HPP_
#include <com/sun/star/lang/DisposedException.hpp>
#endif
#ifndef _COM_SUN_STAR_UNO_REFERENCE_HXX_
#include <com/sun/star/uno/Reference.hxx>
#endif
#ifndef _CPPUHELPER_WEAK_HXX_
#include <cppuhelper/weak.hxx>
#endif
#ifndef _COM_SUN_STAR_LANG_XSERVICEINFO_HPP_
#include <com/sun/star/lang/XServiceInfo.hpp>
#endif
#ifndef _COM_SUN_STAR_LANG_XTYPEPROVIDER_HPP_
#include <com/sun/star/lang/XTypeProvider.hpp>
#endif
#ifndef _COM_SUN_STAR_LANG_XSERVICENAME_HPP_
#include <com/sun/star/lang/XServiceName.hpp>
#endif
#ifndef _COM_SUN_STAR_LANG_INDEXOUTOFBOUNDSEXCEPTION_HPP_
#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
#endif
#ifndef _VOS_MUTEX_HXX_
#include <vos/mutex.hxx>
#endif
#ifndef _CPPUHELPER_INTERFACECONTAINER_H_
#include <cppuhelper/interfacecontainer.h>
#endif
#ifndef _SFXLSTNER_HXX //autogen
#include <svtools/lstner.hxx>
#endif
#include <cppuhelper/compbase5.hxx>
#ifndef _CPPUHELPER_IMPLBASE1_HXX_
#include <cppuhelper/implbase1.hxx>
#endif
#include <unotools/servicehelper.hxx>
#include <comphelper/broadcasthelper.hxx>
class Rectangle;
/** @descr
This base class provides an implementation of the
<code>AccessibleContext</code> service.
*/
typedef cppu::WeakAggComponentImplHelper5<
::com::sun::star::accessibility::XAccessible,
::com::sun::star::accessibility::XAccessibleComponent,
::com::sun::star::accessibility::XAccessibleContext,
::com::sun::star::accessibility::XAccessibleEventBroadcaster,
::com::sun::star::lang::XServiceInfo
> ScAccessibleContextBaseWeakImpl;
typedef cppu::ImplHelper1<
::com::sun::star::accessibility::XAccessibleEventListener
> ScAccessibleContextBaseImplEvent;
class ScAccessibleContextBase
: public comphelper::OBaseMutex,
public ScAccessibleContextBaseWeakImpl,
public ScAccessibleContextBaseImplEvent,
public SfxListener
{
public:
//===== internal ========================================================
ScAccessibleContextBase(
const ::com::sun::star::uno::Reference<
::com::sun::star::accessibility::XAccessible>& rxParent,
const sal_Int16 aRole);
virtual void Init();
virtual void SAL_CALL disposing();
protected:
virtual ~ScAccessibleContextBase(void);
public:
///===== SfxListener =====================================================
virtual void Notify( SfxBroadcaster& rBC, const SfxHint& rHint );
///===== XInterface =====================================================
virtual ::com::sun::star::uno::Any SAL_CALL queryInterface(
::com::sun::star::uno::Type const & rType )
throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL acquire() throw ();
virtual void SAL_CALL release() throw ();
///===== XAccessible =====================================================
/// Return the XAccessibleContext.
virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleContext> SAL_CALL
getAccessibleContext(void) throw (::com::sun::star::uno::RuntimeException);
///===== XAccessibleComponent ============================================
virtual sal_Bool SAL_CALL containsPoint(
const ::com::sun::star::awt::Point& rPoint )
throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible >
SAL_CALL getAccessibleAtPoint(
const ::com::sun::star::awt::Point& rPoint )
throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::awt::Rectangle SAL_CALL getBounds( )
throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::awt::Point SAL_CALL getLocation( )
throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::awt::Point SAL_CALL getLocationOnScreen( )
throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::awt::Size SAL_CALL getSize( )
throw (::com::sun::star::uno::RuntimeException);
virtual sal_Bool SAL_CALL isShowing( )
throw (::com::sun::star::uno::RuntimeException);
virtual sal_Bool SAL_CALL isVisible( )
throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL grabFocus( )
throw (::com::sun::star::uno::RuntimeException);
virtual sal_Int32 SAL_CALL getForeground( )
throw (::com::sun::star::uno::RuntimeException);
virtual sal_Int32 SAL_CALL getBackground( )
throw (::com::sun::star::uno::RuntimeException);
///===== XAccessibleContext ==============================================
/// Return the number of currently visible children.
virtual sal_Int32 SAL_CALL
getAccessibleChildCount(void) throw (::com::sun::star::uno::RuntimeException);
/// Return the specified child or NULL if index is invalid.
virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible> SAL_CALL
getAccessibleChild(sal_Int32 nIndex)
throw (::com::sun::star::uno::RuntimeException,
::com::sun::star::lang::IndexOutOfBoundsException);
/// Return a reference to the parent.
virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible> SAL_CALL
getAccessibleParent(void)
throw (::com::sun::star::uno::RuntimeException);
/// Return this objects index among the parents children.
virtual sal_Int32 SAL_CALL
getAccessibleIndexInParent(void)
throw (::com::sun::star::uno::RuntimeException);
/// Return this object's role.
virtual sal_Int16 SAL_CALL
getAccessibleRole(void)
throw (::com::sun::star::uno::RuntimeException);
/// Return this object's description.
virtual ::rtl::OUString SAL_CALL
getAccessibleDescription(void)
throw (::com::sun::star::uno::RuntimeException);
/// Return the object's current name.
virtual ::rtl::OUString SAL_CALL
getAccessibleName(void)
throw (::com::sun::star::uno::RuntimeException);
/// Return NULL to indicate that an empty relation set.
virtual ::com::sun::star::uno::Reference<
::com::sun::star::accessibility::XAccessibleRelationSet> SAL_CALL
getAccessibleRelationSet(void)
throw (::com::sun::star::uno::RuntimeException);
/// Return the set of current states.
virtual ::com::sun::star::uno::Reference<
::com::sun::star::accessibility::XAccessibleStateSet> SAL_CALL
getAccessibleStateSet(void)
throw (::com::sun::star::uno::RuntimeException);
/** Return the parents locale or throw exception if this object has no
parent yet/anymore.
*/
virtual ::com::sun::star::lang::Locale SAL_CALL
getLocale(void)
throw (::com::sun::star::uno::RuntimeException,
::com::sun::star::accessibility::IllegalAccessibleComponentStateException);
///===== XAccessibleEventBroadcaster =====================================
/** Add listener that is informed of future changes of name,
description and so on events.
*/
virtual void SAL_CALL
addEventListener(
const ::com::sun::star::uno::Reference<
::com::sun::star::accessibility::XAccessibleEventListener>& xListener)
throw (com::sun::star::uno::RuntimeException);
// Remove an existing event listener.
virtual void SAL_CALL
removeEventListener(
const ::com::sun::star::uno::Reference<
::com::sun::star::accessibility::XAccessibleEventListener>& xListener)
throw (com::sun::star::uno::RuntimeException);
///===== XAccessibleEventListener ========================================
virtual void SAL_CALL
disposing( const ::com::sun::star::lang::EventObject& Source )
throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL
notifyEvent(
const ::com::sun::star::accessibility::AccessibleEventObject& aEvent )
throw (::com::sun::star::uno::RuntimeException);
///===== XServiceInfo ====================================================
/** Returns an identifier for the implementation of this object.
*/
virtual ::rtl::OUString SAL_CALL
getImplementationName(void)
throw (::com::sun::star::uno::RuntimeException);
/** Return whether the specified service is supported by this class.
*/
virtual sal_Bool SAL_CALL
supportsService(const ::rtl::OUString& sServiceName)
throw (::com::sun::star::uno::RuntimeException);
/** Returns a list of all supported services. In this case that is just
the AccessibleContext and Accessible service.
*/
virtual ::com::sun::star::uno::Sequence< ::rtl::OUString> SAL_CALL
getSupportedServiceNames(void)
throw (::com::sun::star::uno::RuntimeException);
///===== XTypeProvider ===================================================
/// returns the possible types
virtual ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Type > SAL_CALL
getTypes()
throw (::com::sun::star::uno::RuntimeException);
/** Returns a implementation id.
*/
virtual ::com::sun::star::uno::Sequence<sal_Int8> SAL_CALL
getImplementationId(void)
throw (::com::sun::star::uno::RuntimeException);
protected:
/// Return this object's description.
virtual ::rtl::OUString SAL_CALL
createAccessibleDescription(void)
throw (::com::sun::star::uno::RuntimeException);
/// Return the object's current name.
virtual ::rtl::OUString SAL_CALL
createAccessibleName(void)
throw (::com::sun::star::uno::RuntimeException);
/// Return the object's current bounding box relative to the desktop.
virtual Rectangle GetBoundingBoxOnScreen(void) const
throw (::com::sun::star::uno::RuntimeException);
/// Return the object's current bounding box relative to the parent object.
virtual Rectangle GetBoundingBox(void) const
throw (::com::sun::star::uno::RuntimeException);
public:
/// Calls all Listener to tell they the change.
void
CommitChange(const com::sun::star::accessibility::AccessibleEventObject& rEvent) const;
/// change the name and call the listener to tell they the change
void
ChangeName();
protected:
/// Calls all Listener to tell they that the object is now DEFUNC
void CommitDefunc() const;
/// Calls all FocusListener to tell they that the focus is gained.
void CommitFocusGained() const;
/// Calls all FocusListener to tell they that the focus is lost.
void CommitFocusLost() const;
sal_Bool IsDefunc() const { return rBHelper.bDisposed; }
virtual void IsObjectValid() const
throw (::com::sun::star::lang::DisposedException);
/// Use this method to set initial Name without notification
void SetName(const rtl::OUString& rName) { msName = rName; }
/// Use this method to set initial Description without notification
void SetDescription(const rtl::OUString& rDesc) { msDescription = rDesc; }
/// Reference to the parent object.
::com::sun::star::uno::Reference<
::com::sun::star::accessibility::XAccessible> mxParent;
private:
/** Description of this object. This is not a constant because it can
be set from the outside. Furthermore, it changes according the the
draw page's display mode.
*/
::rtl::OUString msDescription;
/** Name of this object. It changes according the the draw page's
display mode.
*/
::rtl::OUString msName;
/// client id in the AccessibleEventNotifier queue
sal_uInt32 mnClientId;
/** This is the role of this object.
*/
sal_Int16 maRole;
};
#endif
|
