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 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
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 * 
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#ifndef SD_ACCESSIBILITY_ACCESSIBLE_SCROLL_PANEL_HXX
#define SD_ACCESSIBILITY_ACCESSIBLE_SCROLL_PANEL_HXX

#include "AccessibleTreeNode.hxx"

namespace sd { namespace toolpanel {
class ScrollPanel;
} }


namespace accessibility {

/** This derived class handles the accessible children different from its
    base class.  It adds the scroll bars as children when they are visible.
*/
class AccessibleScrollPanel
    : public AccessibleTreeNode
{
public:
    AccessibleScrollPanel (
        ::sd::toolpanel::ScrollPanel& rScrollPanel,
        const ::rtl::OUString& rsName,
        const ::rtl::OUString& rsDescription);
    ~AccessibleScrollPanel (void);

	//=====  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 throw exception.
    virtual ::com::sun::star::uno::Reference<
        ::com::sun::star::accessibility::XAccessible> SAL_CALL
    	getAccessibleChild (sal_Int32 nIndex)
        throw (::com::sun::star::lang::IndexOutOfBoundsException,
            ::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);

private:
    ::sd::toolpanel::ScrollPanel& GetScrollPanel (void) const;
};

} // end of namespace accessibility

#endif