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Diffstat (limited to 'winaccessibility/source/UAccCOM/AccActionBase.cxx')
| -rw-r--r-- | winaccessibility/source/UAccCOM/AccActionBase.cxx | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/winaccessibility/source/UAccCOM/AccActionBase.cxx b/winaccessibility/source/UAccCOM/AccActionBase.cxx new file mode 100644 index 000000000..cd68f3032 --- /dev/null +++ b/winaccessibility/source/UAccCOM/AccActionBase.cxx @@ -0,0 +1,221 @@ +/* -*- 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 "AccessibleKeyStroke.h" + +#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 { + + // #CHECK# + if( pRXAct.is() && nActions != nullptr ) + { + *nActions = GetXInterface()->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 GetXInterface()->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 { + + // #CHECK# + if(description == nullptr) + return E_INVALIDARG; + + // #CHECK XInterface# + if(!pRXAct.is()) + return E_FAIL; + + OUString ouStr = GetXInterface()->getAccessibleActionDescription(actionIndex); + // #CHECK# + + 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 = GetXInterface()->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: */ |