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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 .
*/
// AccActionBase.cpp: implementation of the CAccActionBase class.
#include "stdafx.h"
#include "AccActionBase.h"
#include <com/sun/star/accessibility/XAccessible.hpp>
#include <com/sun/star/accessibility/AccessibleStateType.hpp>
#include <com/sun/star/accessibility/AccessibleRole.hpp>
#include <com/sun/star/accessibility/XAccessibleContext.hpp>
#include <vcl/svapp.hxx>
#include <o3tl/char16_t2wchar_t.hxx>
#include <comphelper/AccessibleImplementationHelper.hxx>
#include "acccommon.h"
using namespace com::sun::star::accessibility::AccessibleRole;
using namespace com::sun::star::accessibility;
using namespace com::sun::star::uno;
using namespace com::sun::star::awt;
// Construction/Destruction
CAccActionBase::CAccActionBase()
{}
CAccActionBase::~CAccActionBase()
{}
/**
* Returns the number of action.
*
* @param nActions the number of action.
*/
COM_DECLSPEC_NOTHROW STDMETHODIMP CAccActionBase::nActions(/*[out,retval]*/long* nActions)
{
SolarMutexGuard g;
try {
if( pRXAct.is() && nActions != nullptr )
{
*nActions = pRXAct->getAccessibleActionCount();
return S_OK;
}
*nActions = 0;
return S_OK;
} catch(...) { return E_FAIL; }
}
/**
* Performs specified action on the object.
*
* @param actionIndex the index of action.
*/
COM_DECLSPEC_NOTHROW STDMETHODIMP CAccActionBase::doAction(/* [in] */ long actionIndex)
{
SolarMutexGuard g;
try {
if( pRXAct.is() )
{
return pRXAct->doAccessibleAction(actionIndex) ? S_OK : E_FAIL;
}
return E_FAIL;
} catch(...) { return E_FAIL; }
}
/**
* Gets description of specified action.
*
* @param actionIndex the index of action.
* @param description the description string of the specified action.
*/
COM_DECLSPEC_NOTHROW STDMETHODIMP CAccActionBase::get_description(long actionIndex,BSTR __RPC_FAR *description)
{
SolarMutexGuard g;
try {
if(description == nullptr)
return E_INVALIDARG;
if(!pRXAct.is())
return E_FAIL;
OUString ouStr = pRXAct->getAccessibleActionDescription(actionIndex);
SysFreeString(*description);
*description = SysAllocString(o3tl::toW(ouStr.getStr()));
return S_OK;
} catch(...) { return E_FAIL; }
}
COM_DECLSPEC_NOTHROW STDMETHODIMP CAccActionBase::get_name( long, BSTR __RPC_FAR *)
{
return E_NOTIMPL;
}
COM_DECLSPEC_NOTHROW STDMETHODIMP CAccActionBase::get_localizedName( long, BSTR __RPC_FAR *)
{
return E_NOTIMPL;
}
/**
* Returns key binding object (if any) associated with specified action
* key binding is string.
* e.g. "alt+d" (like IAccessible::get_accKeyboardShortcut).
*
* @param actionIndex the index of action.
* @param nMaxBinding the max number of key binding.
* @param keyBinding the key binding array.
* @param nBinding the actual number of key binding returned.
*/
COM_DECLSPEC_NOTHROW STDMETHODIMP CAccActionBase::get_keyBinding(
/* [in] */ long actionIndex,
/* [in] */ long,
/* [length_is][length_is][size_is][size_is][out] */ BSTR __RPC_FAR *__RPC_FAR *keyBinding,
/* [retval][out] */ long __RPC_FAR *nBinding)
{
SolarMutexGuard g;
try {
if( !keyBinding || !nBinding)
return E_INVALIDARG;
if( !pRXAct.is() )
return E_FAIL;
Reference< XAccessibleKeyBinding > binding = pRXAct->getAccessibleActionKeyBinding(actionIndex);
if( !binding.is() )
return E_FAIL;
sal_Int32 nCount = binding->getAccessibleKeyBindingCount();
*keyBinding = static_cast<BSTR*>(::CoTaskMemAlloc(nCount*sizeof(BSTR)));
// #CHECK Memory Allocation#
if(*keyBinding == nullptr)
return E_FAIL;
for( sal_Int32 index = 0;index < nCount;index++ )
{
auto const wString = comphelper::GetkeyBindingStrByXkeyBinding(
binding->getAccessibleKeyBinding(index));
(*keyBinding)[index] = SysAllocString(o3tl::toW(wString.getStr()));
}
*nBinding = nCount;
return S_OK;
} catch(...) { return E_FAIL; }
}
/**
* Override of IUNOXWrapper.
*
* @param pXInterface the pointer of UNO interface.
*/
COM_DECLSPEC_NOTHROW STDMETHODIMP CAccActionBase::put_XInterface(hyper pXInterface)
{
// internal IUNOXWrapper - no mutex meeded
try {
CUNOXWrapper::put_XInterface(pXInterface);
//special query.
if(pUNOInterface == nullptr)
return E_FAIL;
Reference<XAccessibleContext> pRContext = pUNOInterface->getAccessibleContext();
if( !pRContext.is() )
return E_FAIL;
Reference<XAccessibleAction> pRXI(pRContext,UNO_QUERY);
if( !pRXI.is() )
pRXAct = nullptr;
else
pRXAct = pRXI.get();
return S_OK;
} catch(...) { return E_FAIL; }
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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