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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 .
+ */
+#ifndef INCLUDED_VBAHELPER_VBAHELPERINTERFACE_HXX
+#define INCLUDED_VBAHELPER_VBAHELPERINTERFACE_HXX
+
+#include <com/sun/star/container/XNameAccess.hpp>
+#include <com/sun/star/uno/Any.hxx>
+#include <com/sun/star/uno/Reference.hxx>
+#include <com/sun/star/uno/RuntimeException.hpp>
+#include <com/sun/star/uno/Sequence.hxx>
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <cppuhelper/implbase.hxx>
+#include <cppuhelper/weakref.hxx>
+#include <ooo/vba/XHelperInterface.hpp>
+#include <rtl/ustring.hxx>
+#include <sal/types.h>
+#include <utility>
+#include <vbahelper/vbahelper.hxx>
+
+// use this class when you have an object like
+// interface XAnInterface which contains XHelperInterface in its inheritance hierarchy
+// interface XAnInterface
+// {
+// interface XHelperInterface;
+// [attribute, string] name;
+// }
+// or
+// interface XAnInterface : XHelperInterface;
+// {
+// [attribute, string] name;
+// }
+//
+// then this class can provide a default implementation of XHelperInterface,
+// you can use it like this
+// typedef InheritedHelperInterfaceImpl< XAnInterface > > AnInterfaceImpl_BASE;
+// class AnInterfaceImpl : public AnInterfaceImpl_BASE
+// {
+// public:
+// AnInterface( const Reference< HelperInterface >& xParent ) : AnInterfaceImpl_BASE( xParent ) {}
+// // implement XAnInterface methods only, no need to implement the XHelperInterface
+// // methods
+// virtual void setName( const OUString& );
+// virtual OUString getName();
+// }
+//
+
+template< typename... Ifc >
+class SAL_DLLPUBLIC_TEMPLATE InheritedHelperInterfaceImpl : public Ifc...
+{
+protected:
+ css::uno::WeakReference< ov::XHelperInterface > mxParent;
+ css::uno::Reference< css::uno::XComponentContext > mxContext;
+public:
+ InheritedHelperInterfaceImpl( const css::uno::Reference< ov::XHelperInterface >& xParent, css::uno::Reference< css::uno::XComponentContext > xContext ) : mxParent( xParent ), mxContext(std::move( xContext )) {}
+ virtual OUString getServiceImplName() = 0;
+ virtual css::uno::Sequence<OUString> getServiceNames() = 0;
+
+ // XHelperInterface Methods
+ virtual ::sal_Int32 SAL_CALL getCreator() override
+ {
+ return 0x53756E4F;
+ }
+ virtual css::uno::Reference< ov::XHelperInterface > SAL_CALL getParent( ) override { return mxParent; }
+
+ virtual css::uno::Any SAL_CALL Application( ) override {
+ // The application could certainly be passed around in the context - seems
+ // to make sense
+ css::uno::Reference< css::container::XNameAccess > xNameAccess( mxContext, css::uno::UNO_QUERY_THROW );
+ return xNameAccess->getByName( "Application" );
+ }
+
+ // XServiceInfo Methods
+ virtual OUString SAL_CALL getImplementationName( ) override { return getServiceImplName(); }
+ virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override
+ {
+ css::uno::Sequence< OUString > sServices = getSupportedServiceNames();
+ const OUString* pStart = sServices.getConstArray();
+ const OUString* pEnd = pStart + sServices.getLength();
+ for ( ; pStart != pEnd ; ++pStart )
+ if ( *pStart == ServiceName )
+ return true;
+ return false;
+ }
+ virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames( ) override
+ {
+ css::uno::Sequence< OUString > aNames = getServiceNames();
+ return aNames;
+ }
+ };
+
+template <typename... Ifc >
+class SAL_DLLPUBLIC_TEMPLATE InheritedHelperInterfaceWeakImpl : public InheritedHelperInterfaceImpl< ::cppu::WeakImplHelper< Ifc... > >
+{
+ typedef InheritedHelperInterfaceImpl< ::cppu::WeakImplHelper< Ifc... > > Base;
+public:
+ InheritedHelperInterfaceWeakImpl( const css::uno::Reference< ov::XHelperInterface >& xParent, const css::uno::Reference< css::uno::XComponentContext >& xContext ) : Base( xParent, xContext ) {}
+};
+
+
+/** Helper macro to declare the methods 'getServiceImplName()' and
+ 'getServiceNames()' of the 'ooo.vba.XHelperInterface' interface in a class
+ declaration.
+ */
+#define VBAHELPER_DECL_XHELPERINTERFACE \
+ virtual OUString getServiceImplName() override; \
+ virtual css::uno::Sequence< OUString > getServiceNames() override;
+
+
+/** Helper macro to implement the methods 'getServiceImplName()' and
+ 'getServiceNames()' of the 'ooo.vba.XHelperInterface' interface. Will
+ return the class name as service implementation name.
+ */
+#define VBAHELPER_IMPL_XHELPERINTERFACE( classname, servicename ) \
+OUString classname::getServiceImplName() \
+{ \
+ return #classname; \
+} \
+css::uno::Sequence< OUString > classname::getServiceNames() \
+{ \
+ static const css::uno::Sequence< OUString > saServiceNames { servicename }; \
+ return saServiceNames; \
+}
+
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */