/* -*- 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 . */ #include "stdafx.h" #include "UAccCOM.h" #include "EnumVariant.h" #include "MAccessible.h" #include using namespace com::sun::star::uno; using namespace com::sun::star::accessibility; // CEnumVariant /** * enumarate method,get next element * @param cElements The number of elements to be returned. * @param pvar An array of at least size celt in which the elements are to be returned. * @param pcElementFetched Pointer to the number of elements returned in rgVar, or Null * @return Result. */ HRESULT STDMETHODCALLTYPE CEnumVariant::Next(ULONG cElements,VARIANT __RPC_FAR *pvar,ULONG __RPC_FAR *pcElementFetched) { SolarMutexGuard g; long l1; ULONG l2; if (pvar == NULL) return E_INVALIDARG; if (pcElementFetched != NULL) *pcElementFetched = 0; // Retrieve the next cElements. for (l1=m_lCurrent, l2=0; l1getSelectedAccessibleChildCount() && l2 pRXAcc = m_pXAccessibleSelection->getSelectedAccessibleChild(l1); IAccessible* pChild = NULL; BOOL isGet = CMAccessible::get_IAccessibleFromXAccessible(pRXAcc.get(), &pChild); if(isGet) { pvar[l2].vt = VT_I4; ((IMAccessible*)pChild)->Get_XAccChildID(&pvar[l2].lVal); } else if(pRXAcc.is()) { if(CMAccessible::g_pAgent) CMAccessible::g_pAgent->InsertAccObj(pRXAcc.get(),pUNOInterface); BOOL isGet = CMAccessible::get_IAccessibleFromXAccessible( pRXAcc.get(), &pChild); if(isGet) { pvar[l2].vt = VT_I4; ((IMAccessible*)pChild)->Get_XAccChildID(&pvar[l2].lVal); } } } // Set count of elements retrieved. if (pcElementFetched != NULL) *pcElementFetched = l2; m_lCurrent = l1; return (l2 < cElements) ? S_FALSE : NOERROR; } /** * skip the elements in the given range when enumarate elements * @param cElements The number of elements to skip. * @return Result. */ HRESULT STDMETHODCALLTYPE CEnumVariant::Skip(ULONG cElements) { SolarMutexGuard g; m_lCurrent += cElements; if (m_lCurrent > (long)(m_lLBound+m_pXAccessibleSelection->getSelectedAccessibleChildCount())) { m_lCurrent = m_lLBound+m_pXAccessibleSelection->getSelectedAccessibleChildCount(); return E_FAIL; } else return NOERROR; } /** * reset the enumaration position to initial value * @param * @return Result. */ HRESULT STDMETHODCALLTYPE CEnumVariant::Reset() { SolarMutexGuard g; m_lCurrent = m_lLBound; return NOERROR; } /** *create a new IEnumVariant object, *copy current enumaration container and its state to *the new object *AT will use the copy object to get elements * @param ppenum On return, pointer to the location of the clone enumerator * @return Result. */ HRESULT STDMETHODCALLTYPE CEnumVariant::Clone(IEnumVARIANT __RPC_FAR *__RPC_FAR *ppenum) { SolarMutexGuard g; CEnumVariant * penum = NULL; HRESULT hr; if (ppenum == NULL) return E_INVALIDARG; *ppenum = NULL; hr = Create(&penum); if( hr == S_OK ) { penum->PutSelection(reinterpret_cast(pUNOInterface)); *ppenum = penum; } else { if (penum) penum->Release(); } return hr; } /** *Static public method to create a CLSID_EnumVariant com object. * @param ppenum Pointer to accept com object. * @return Result. */ HRESULT STDMETHODCALLTYPE CEnumVariant::Create(CEnumVariant __RPC_FAR *__RPC_FAR *ppenum) { SolarMutexGuard g; HRESULT hr = createInstance(IID_IEnumVariant, ppenum); if (S_OK != hr) { return E_FAIL; } return S_OK; } /** *Return count of elements in current container * @param. * @return count of elements in current container. */ long CEnumVariant::GetCountOfElements() { if(m_pXAccessibleSelection.is()) return m_pXAccessibleSelection->getSelectedAccessibleChildCount(); return 0; } /** * Set member m_pXAccessibleSelection to NULL and m_lCurrent to m_lLBound. * @param. * @return Result */ STDMETHODIMP CEnumVariant::ClearEnumeration() { // internal IEnumVariant - no mutex meeded pUNOInterface = NULL; m_pXAccessibleSelection = NULL; m_lCurrent = m_lLBound; return S_OK; } /** *Static method to fetch XAccessibleSelection * @param pXAcc XAccessible interface. * @return XAccessibleSelection interface. */ static Reference GetXAccessibleSelection(XAccessible* pXAcc) { if( pXAcc == NULL) return NULL; Reference< XAccessibleContext > pRContext = pXAcc->getAccessibleContext(); if( !pRContext.is() ) return NULL; Reference< XAccessibleSelection > pRSelection(pRContext,UNO_QUERY); if( !pRSelection.is() ) return NULL; return pRSelection; } /** * Put valid UNO XAccessible interface. * @param pXSelection XAccessible interface. * @return Result.. */ STDMETHODIMP CEnumVariant::PutSelection(hyper pXSelection) { // internal IEnumVariant - no mutex meeded pUNOInterface = reinterpret_cast(pXSelection); m_pXAccessibleSelection = GetXAccessibleSelection(pUNOInterface); return S_OK; } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ reoffice-7-0+backports LibreOffice 核心代码仓库文档基金会
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path: root/framework/source/fwi/classes
AgeCommit message (Expand)Author
2021-08-02convert #defines to OUStringLiteralNoel Grandin
2021-05-31no need to allocate these separatelyNoel Grandin
2019-11-20tdf#42949 Fix IWYU warnings in framework/*/*cxxGabor Kelemen
2019-10-21size some stringbuffer to prevent re-allocNoel Grandin
2019-05-10an uno -> a unoCaolán McNamara
2019-05-10an is used before a vowel soundCaolán McNamara
2019-02-18Simplify containers iterations in [f-l]*Arkadiy Illarionov
2019-01-29framework: avoid crashing in ~HandlerCFGAccess() in atexit()Michael Stahl
2018-12-19HandlerCFGAccess::read should take referencesNoel Grandin
2018-09-05clang-tidy performance-inefficient-vector-operationNoel Grandin
2018-09-04loplugin:useuniqueptr in HandlerCacheNoel Grandin
2018-07-30Add missing sal/log.hxx headersGabor Kelemen
2018-03-17Use for-range loops in frameworkJulien Nabet
2017-03-23loplugins:redundantcast teach it about c-style typedef castsNoel Grandin
2017-02-21loplugin:subtlezeroinit: frameworkStephan Bergmann
2017-02-10convert ConfigNameFormat to scoped enumNoel Grandin
2016-04-07Resolve OUStringList typedefStephan Bergmann
2016-04-07dllexport class deriving from template means trouble with MSVCStephan Bergmann
2016-04-07Get rid of BaseHash wrapper (to unbreak Windows build)Stephan Bergmann
2016-04-07Fold PropertySetHelper into its only use, FrameStephan Bergmann
2016-03-29framework: cid#1357163 fix the fix d5e4fe23Michael Stahl
2016-03-29cid#1357163: 'Constant' variable guards dead codeStephan Bergmann
2016-03-23loplugin:constantparam in frameworkNoel Grandin
2016-02-05Fix typosAndrea Gelmini