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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file 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 "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#pragma once
#include <map>
#include <mutex>
#if !defined WIN32_LEAN_AND_MEAN
# define WIN32_LEAN_AND_MEAN
#endif
#include <prewin.h>
#include <windows.h>
#include <postwin.h>
#include <rtl/ref.hxx>
#include "ResIDGenerator.hxx"
#include <UAccCOM.h>
namespace com::sun::star::accessibility {
class XAccessible;
}
class ResIDGenerator;
class AccEventListener;
class AccObject;
enum class UnoMSAAEvent;
/*******************************************************************
AccObjectWinManager complete the functions:
1. Insert, delete,query,update Acc objects
2. Create, delete,fire AccEventLister, the lifecycle of AccEventListener is as same as
Acc Object
3.Return COM interface for AT,by the call back in salframe
4.Pass accessible information to Acc objects
*******************************************************************/
class AccObjectWinManager
{
private:
typedef std::map<css::accessibility::XAccessible*, AccObject> XIdToAccObjHash;
typedef std::map<HWND, css::accessibility::XAccessible*> XHWNDToXAccHash;
typedef std::map<const long, AccObject*> XResIdToAccObjHash;
typedef std::map<const HWND, css::accessibility::XAccessible* >
XHWNDToDocumentHash;
// guard any access to XIdAccList and HwndXAcc
std::recursive_mutex m_Mutex;
//XAccessible to AccObject
XIdToAccObjHash XIdAccList;
//HWND to All XAccessible pointer
XHWNDToXAccHash HwndXAcc;
//id_Child to AccObject
XResIdToAccObjHash XResIdAccList;
//for file name support
XHWNDToDocumentHash XHWNDDocList;
css::accessibility::XAccessible* oldFocus;
ResIDGenerator ResIdGen;
private:
long ImpleGenerateResID();
AccObject* GetAccObjByXAcc( css::accessibility::XAccessible* pXAcc);
IMAccessible* GetTopWindowIMAccessible(HWND hWnd);
css::accessibility::XAccessible* GetAccDocByHWND(HWND hWnd);
static rtl::Reference<AccEventListener> DeleteAccListener(AccObject* pAccObj);
static void InsertAccChildNode(AccObject* pCurObj,AccObject* pParentObj,HWND pWnd);
static void DeleteAccChildNode(AccObject* pChild);
void DeleteFromHwndXAcc(css::accessibility::XAccessible const * pXAcc );
::rtl::Reference<AccEventListener> CreateAccEventListener(
css::accessibility::XAccessible* pXAcc);
public:
AccObjectWinManager();
virtual ~AccObjectWinManager();
virtual bool InsertAccObj(css::accessibility::XAccessible* pXAcc,
css::accessibility::XAccessible* pParentXAcc,
HWND pWnd = nullptr);
bool InsertChildrenAccObj( css::accessibility::XAccessible* pXAcc,HWND pWnd=nullptr);
void DeleteAccObj( css::accessibility::XAccessible* pXAcc );
void DeleteChildrenAccObj(css::accessibility::XAccessible* pAccObj);
bool NotifyAccEvent(css::accessibility::XAccessible* pXAcc, UnoMSAAEvent eEvent);
sal_Int64 Get_ToATInterface(sal_Int64 nHWnd, long lParam, WPARAM wParam);
void DecreaseState(css::accessibility::XAccessible* pXAcc, sal_Int64 nState);
void IncreaseState(css::accessibility::XAccessible* pXAcc, sal_Int64 nState);
void UpdateState( css::accessibility::XAccessible* pXAcc );
void SetValue( css::accessibility::XAccessible* pXAcc, css::uno::Any pAny );
void UpdateValue( css::accessibility::XAccessible* pXAcc );
void UpdateAccFocus( css::accessibility::XAccessible* newFocus );
static bool IsContainer( css::accessibility::XAccessible* pAccessible );
virtual IMAccessible* GetIAccessibleFromXAccessible(css::accessibility::XAccessible* pXAcc);
virtual IMAccessible* GetIAccessibleFromResID(long resID);
void NotifyDestroy( css::accessibility::XAccessible* pXAcc );
css::accessibility::XAccessible* GetParentXAccessible( css::accessibility::XAccessible* pXAcc );
short GetParentRole( css::accessibility::XAccessible* pXAcc );
void SaveTopWindowHandle(HWND hWnd, css::accessibility::XAccessible* pXAcc);
void UpdateChildState(css::accessibility::XAccessible* pXAcc);
css::accessibility::XAccessible* GetAccDocByAccTopWin( css::accessibility::XAccessible* pXAcc );
bool IsTopWinAcc( css::accessibility::XAccessible* pXAcc );
static bool IsStateManageDescendant(css::accessibility::XAccessible* pAccessible);
};
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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