office-gobmx/include/vbahelper/vbahelperinterface.hxx
Stephan Bergmann 1dbb338842 Adapt to C++20 CWG2237
...<http://www.open-std.org/jtc1/sc22/wg21/docs/cwg_defects.html#2237> "Can a
template-id name a constructor?", as implemented by GCC 11 trunk since
<https://gcc.gnu.org/git/?p=gcc.git;a=commit;
h=4b38d56dbac6742b038551a36ec80200313123a1> "c++: C++20 DR 2237, disallow
simple-template-id in cdtor."

Change-Id: I2113a3968549103e1b35fb17d7f12770ba0086d0
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/96547
Tested-by: Jenkins
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
2020-06-17 19:51:04 +02:00

147 lines
5.7 KiB
C++

/* -*- 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 <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, const css::uno::Reference< css::uno::XComponentContext >& xContext ) : mxParent( xParent ), mxContext( 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 css::uno::Sequence< OUString > saServiceNames; \
if( saServiceNames.getLength() == 0 ) \
{ \
saServiceNames.realloc( 1 ); \
saServiceNames[ 0 ] = servicename; \
} \
return saServiceNames; \
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */