123 lines
4 KiB
C++
123 lines
4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <config_feature_desktop.h>
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#include <config_wasm_strip.h>
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#include <config_options.h>
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#include <vcl/svtaccessiblefactory.hxx>
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#include <vcl/accessiblefactory.hxx>
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#include <vcl/accessibletable.hxx>
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#include <vcl/accessibletableprovider.hxx>
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#include <tools/svlibrary.h>
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#include <tools/debug.hxx>
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#include <osl/module.h>
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#include <osl/diagnose.h>
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#include <rtl/ref.hxx>
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namespace vcl
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{
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using namespace ::com::sun::star::awt;
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using namespace ::com::sun::star::accessibility;
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namespace
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{
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#ifndef DISABLE_DYNLOADING
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oslModule s_hAccessibleImplementationModule = nullptr;
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#endif
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#if HAVE_FEATURE_DESKTOP
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#if !ENABLE_WASM_STRIP_ACCESSIBILITY
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GetSvtAccessibilityComponentFactory s_pAccessibleFactoryFunc = nullptr;
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#endif
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#endif
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::rtl::Reference< IAccessibleFactory > s_pFactory;
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}
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//= AccessibleFactoryAccess
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AccessibleFactoryAccess::AccessibleFactoryAccess()
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:m_bInitialized( false )
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{
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}
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#if !ENABLE_WASM_STRIP_ACCESSIBILITY
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#if HAVE_FEATURE_DESKTOP
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#ifndef DISABLE_DYNLOADING
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extern "C" { static void thisModule() {} }
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#else
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extern "C" void* getSvtAccessibilityComponentFactory();
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#endif
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#endif // HAVE_FEATURE_DESKTOP
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#endif // ENABLE_WASM_STRIP_ACCESSIBILITY
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void AccessibleFactoryAccess::ensureInitialized()
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{
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if ( m_bInitialized )
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return;
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::osl::MutexGuard aGuard( ::osl::Mutex::getGlobalMutex() );
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#if !ENABLE_WASM_STRIP_ACCESSIBILITY
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#if HAVE_FEATURE_DESKTOP
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// load the library implementing the factory
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if (!s_pFactory)
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{
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#ifndef DISABLE_DYNLOADING
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#if ENABLE_MERGELIBS_MORE
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s_hAccessibleImplementationModule = osl_loadModuleRelative( &thisModule, u"" SVLIBRARY( "merged" ) ""_ustr.pData, 0 );
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#else
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s_hAccessibleImplementationModule = osl_loadModuleRelative( &thisModule, u"" SVLIBRARY( "acc" ) ""_ustr.pData, 0 );
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#endif
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assert(s_hAccessibleImplementationModule);
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s_pAccessibleFactoryFunc = reinterpret_cast<GetSvtAccessibilityComponentFactory>(
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osl_getFunctionSymbol( s_hAccessibleImplementationModule, u"getSvtAccessibilityComponentFactory"_ustr.pData ));
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assert( s_pAccessibleFactoryFunc && "ac_registerClient: could not load the library, or not retrieve the needed symbol!" );
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#else
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s_pAccessibleFactoryFunc = getSvtAccessibilityComponentFactory;
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#endif // DISABLE_DYNLOADING
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// get a factory instance
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IAccessibleFactory* pFactory = static_cast< IAccessibleFactory* >( (*s_pAccessibleFactoryFunc)() );
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assert(pFactory);
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s_pFactory = pFactory;
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pFactory->release();
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}
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#endif // HAVE_FEATURE_DESKTOP
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#endif // ENABLE_WASM_STRIP_ACCESSIBILITY
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assert(s_pFactory);
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m_bInitialized = true;
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}
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IAccessibleFactory& AccessibleFactoryAccess::getFactory()
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{
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ensureInitialized();
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DBG_ASSERT( s_pFactory.is(), "AccessibleFactoryAccess::getFactory: at least a dummy factory should have been created!" );
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return *s_pFactory;
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}
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} // namespace vcl
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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