//****************************************************************************
//
//  Copyright (c) 2001-2002, Microsoft Corporation
//
//  File:  AccessibleWrapper.H
//
//  Copied from nt\shell\themes\themeui\SettingsPg.h
//
//****************************************************************************
#ifndef _ACCESSIBLE_WRAPPER_H_
#define _ACCESSIBLE_WRAPPER_H_
#include <oleacc.h>

class CAccessibleWrapper: public IAccessible
{
        // We need to do our own refcounting for this wrapper object
        ULONG          m_ref;

        // Need ptr to the IAccessible
        IAccessible *  m_pAcc;
        HWND           m_hwnd;

public:
        CAccessibleWrapper( HWND hwnd, IAccessible * pAcc);
        virtual ~CAccessibleWrapper();

        // IUnknown
        // (We do our own ref counting)
        virtual STDMETHODIMP            QueryInterface(REFIID riid, void** ppv);
        virtual STDMETHODIMP_(ULONG)    AddRef();
        virtual STDMETHODIMP_(ULONG)    Release();

        // IDispatch
        virtual STDMETHODIMP            GetTypeInfoCount(UINT* pctinfo);
        virtual STDMETHODIMP            GetTypeInfo(UINT itinfo, LCID lcid, ITypeInfo** pptinfo);
        virtual STDMETHODIMP            GetIDsOfNames(REFIID riid, OLECHAR** rgszNames, UINT cNames,
            LCID lcid, DISPID* rgdispid);
        virtual STDMETHODIMP            Invoke(DISPID dispidMember, REFIID riid, LCID lcid, WORD wFlags,
            DISPPARAMS* pdispparams, VARIANT* pvarResult, EXCEPINFO* pexcepinfo,
            UINT* puArgErr);

        // IAccessible
        virtual STDMETHODIMP            get_accParent(IDispatch ** ppdispParent);
        virtual STDMETHODIMP            get_accChildCount(long* pChildCount);
        virtual STDMETHODIMP            get_accChild(VARIANT varChild, IDispatch ** ppdispChild);

        virtual STDMETHODIMP            get_accName(VARIANT varChild, BSTR* pszName);
        virtual STDMETHODIMP            get_accValue(VARIANT varChild, BSTR* pszValue);
        virtual STDMETHODIMP            get_accDescription(VARIANT varChild, BSTR* pszDescription);
        virtual STDMETHODIMP            get_accRole(VARIANT varChild, VARIANT *pvarRole);
        virtual STDMETHODIMP            get_accState(VARIANT varChild, VARIANT *pvarState);
        virtual STDMETHODIMP            get_accHelp(VARIANT varChild, BSTR* pszHelp);
        virtual STDMETHODIMP            get_accHelpTopic(BSTR* pszHelpFile, VARIANT varChild, long* pidTopic);
        virtual STDMETHODIMP            get_accKeyboardShortcut(VARIANT varChild, BSTR* pszKeyboardShortcut);
        virtual STDMETHODIMP            get_accFocus(VARIANT * pvarFocusChild);
        virtual STDMETHODIMP            get_accSelection(VARIANT * pvarSelectedChildren);
        virtual STDMETHODIMP            get_accDefaultAction(VARIANT varChild, BSTR* pszDefaultAction);

        virtual STDMETHODIMP            accSelect(long flagsSel, VARIANT varChild);
        virtual STDMETHODIMP            accLocation(long* pxLeft, long* pyTop, long* pcxWidth, long* pcyHeight, VARIANT varChild);
        virtual STDMETHODIMP            accNavigate(long navDir, VARIANT varStart, VARIANT * pvarEndUpAt);
        virtual STDMETHODIMP            accHitTest(long xLeft, long yTop, VARIANT * pvarChildAtPoint);
        virtual STDMETHODIMP            accDoDefaultAction(VARIANT varChild);

        virtual STDMETHODIMP            put_accName(VARIANT varChild, BSTR szName);
        virtual STDMETHODIMP            put_accValue(VARIANT varChild, BSTR pszValue);
};


#endif _ACCESSIBLE_WRAPPER_H_