1 files changed, 150 insertions, 0 deletions
diff --git a/extensions/source/inc/componentmodule.cxx b/extensions/source/inc/componentmodule.cxx
new file mode 100644
index 000000000..fa55250df
--- /dev/null
+++ b/extensions/source/inc/componentmodule.cxx
@@ -0,0 +1,150 @@
+/* -*- 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 "componentmodule.hxx"
+#include <unotools/resmgr.hxx>
+#include <osl/diagnose.h>
+
+namespace compmodule
+{
+    using namespace ::com::sun::star::uno;
+    using namespace ::com::sun::star::lang;
+    using namespace ::com::sun::star::registry;
+    using namespace ::cppu;
+
+    OUString ModuleRes(const char* pId)
+    {
+        return Translate::get(pId, Translate::Create("pcr"));
+    }
+
+    //- registration helper
+
+    std::vector< OUString >*                OModule::s_pImplementationNames = nullptr;
+    std::vector< Sequence< OUString > >*    OModule::s_pSupportedServices = nullptr;
+    std::vector< ComponentInstantiation >*  OModule::s_pCreationFunctionPointers = nullptr;
+    std::vector< FactoryInstantiation >*    OModule::s_pFactoryFunctionPointers = nullptr;
+
+
+    void OModule::registerComponent(
+        const OUString& _rImplementationName,
+        const Sequence< OUString >& _rServiceNames,
+        ComponentInstantiation _pCreateFunction,
+        FactoryInstantiation _pFactoryFunction)
+    {
+        if (!s_pImplementationNames)
+        {
+            OSL_ENSURE(!s_pSupportedServices && !s_pCreationFunctionPointers && !s_pFactoryFunctionPointers,
+                "OModule::registerComponent : inconsistent state (the pointers (1)) !");
+            s_pImplementationNames = new std::vector< OUString >;
+            s_pSupportedServices = new std::vector< Sequence< OUString > >;
+            s_pCreationFunctionPointers = new std::vector< ComponentInstantiation >;
+            s_pFactoryFunctionPointers = new std::vector< FactoryInstantiation >;
+        }
+        OSL_ENSURE(s_pImplementationNames && s_pSupportedServices && s_pCreationFunctionPointers && s_pFactoryFunctionPointers,
+            "OModule::registerComponent : inconsistent state (the pointers (2)) !");
+
+        OSL_ENSURE( (s_pImplementationNames->size() == s_pSupportedServices->size())
+                    &&  (s_pImplementationNames->size() == s_pCreationFunctionPointers->size())
+                    &&  (s_pImplementationNames->size() == s_pFactoryFunctionPointers->size()),
+            "OModule::registerComponent : inconsistent state !");
+
+        s_pImplementationNames->push_back(_rImplementationName);
+        s_pSupportedServices->push_back(_rServiceNames);
+        s_pCreationFunctionPointers->push_back(_pCreateFunction);
+        s_pFactoryFunctionPointers->push_back(_pFactoryFunction);
+    }
+
+
+    void OModule::revokeComponent(const OUString& _rImplementationName)
+    {
+        if (!s_pImplementationNames)
+        {
+            OSL_FAIL("OModule::revokeComponent : have no class infos ! Are you sure called this method at the right time ?");
+            return;
+        }
+        OSL_ENSURE(s_pImplementationNames && s_pSupportedServices && s_pCreationFunctionPointers && s_pFactoryFunctionPointers,
+            "OModule::revokeComponent : inconsistent state (the pointers) !");
+        OSL_ENSURE( (s_pImplementationNames->size() == s_pSupportedServices->size())
+                    &&  (s_pImplementationNames->size() == s_pCreationFunctionPointers->size())
+                    &&  (s_pImplementationNames->size() == s_pFactoryFunctionPointers->size()),
+            "OModule::revokeComponent : inconsistent state !");
+
+        auto it = std::find(s_pImplementationNames->begin(), s_pImplementationNames->end(), _rImplementationName);
+        if (it != s_pImplementationNames->end())
+        {
+            sal_Int32 i = static_cast<sal_Int32>(std::distance(s_pImplementationNames->begin(), it));
+            s_pImplementationNames->erase(it);
+            s_pSupportedServices->erase(s_pSupportedServices->begin() + i);
+            s_pCreationFunctionPointers->erase(s_pCreationFunctionPointers->begin() + i);
+            s_pFactoryFunctionPointers->erase(s_pFactoryFunctionPointers->begin() + i);
+        }
+
+        if (s_pImplementationNames->empty())
+        {
+            delete s_pImplementationNames; s_pImplementationNames = nullptr;
+            delete s_pSupportedServices; s_pSupportedServices = nullptr;
+            delete s_pCreationFunctionPointers; s_pCreationFunctionPointers = nullptr;
+            delete s_pFactoryFunctionPointers; s_pFactoryFunctionPointers = nullptr;
+        }
+    }
+
+
+    Reference< XInterface > OModule::getComponentFactory(
+        const OUString& _rImplementationName,
+        const Reference< XMultiServiceFactory >& _rxServiceManager)
+    {
+        OSL_ENSURE(_rxServiceManager.is(), "OModule::getComponentFactory : invalid argument (service manager) !");
+        OSL_ENSURE(!_rImplementationName.isEmpty(), "OModule::getComponentFactory : invalid argument (implementation name) !");
+
+        if (!s_pImplementationNames)
+        {
+            OSL_FAIL("OModule::getComponentFactory : have no class infos ! Are you sure called this method at the right time ?");
+            return nullptr;
+        }
+        OSL_ENSURE(s_pImplementationNames && s_pSupportedServices && s_pCreationFunctionPointers && s_pFactoryFunctionPointers,
+            "OModule::getComponentFactory : inconsistent state (the pointers) !");
+        OSL_ENSURE( (s_pImplementationNames->size() == s_pSupportedServices->size())
+                    &&  (s_pImplementationNames->size() == s_pCreationFunctionPointers->size())
+                    &&  (s_pImplementationNames->size() == s_pFactoryFunctionPointers->size()),
+            "OModule::getComponentFactory : inconsistent state !");
+
+
+        sal_Int32 nLen = s_pImplementationNames->size();
+
+        for (sal_Int32 i=0; i<nLen; ++i)
+        {
+            if ((*s_pImplementationNames)[i] == _rImplementationName)
+            {
+                const FactoryInstantiation FactoryInstantiationFunction = (*s_pFactoryFunctionPointers)[i];
+
+                Reference< XInterface > xReturn = FactoryInstantiationFunction( _rxServiceManager, _rImplementationName,
+                    (*s_pCreationFunctionPointers)[i],
+                    (*s_pSupportedServices)[i], nullptr);
+                return xReturn;
+            }
+        }
+
+        return nullptr;
+    }
+
+
+}   // namespace compmodule
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */