00f8f75f36
Since I want to use them in the cppuhelper too, but comphelper is "above" cppuhelper in the dependency tree. And sharing the code between cppuhelper and the rest of LO across the URE boundary appears to be nigh impossible. Change-Id: I2ebf37746928dc820df43347dc1a2c158f00ec50 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/151445 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
128 lines
4.5 KiB
C++
128 lines
4.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
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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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#pragma once
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#include <sal/config.h>
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#include <cppuhelper/cppuhelperdllapi.h>
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#include "interfacecontainer4.hxx"
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#include "unoimplbase.hxx"
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#include <cppuhelper/weak.hxx>
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#include <cppuhelper/queryinterface.hxx>
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#include <cppuhelper/implbase.hxx>
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#include <com/sun/star/lang/XComponent.hpp>
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#include <com/sun/star/lang/XTypeProvider.hpp>
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#include <mutex>
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/**
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This is a straight copy of the include/comphelper/compbase.hxx file, copied here
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because it is nigh impossible to move shared code down into the URE layer.
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*/
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namespace cppuhelper
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{
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/**
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Serves two purposes
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(1) extracts code that doesn't need to be templated
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(2) helps to handle the custom where we have conflicting interfaces
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e.g. multiple UNO interfaces that extend css::lang::XComponent
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*/
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class CPPUHELPER_DLLPUBLIC WeakComponentImplHelperBase2 : public virtual UnoImplBase,
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public cppu::OWeakObject,
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public css::lang::XComponent
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{
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public:
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virtual ~WeakComponentImplHelperBase2() override;
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// css::lang::XComponent
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virtual void SAL_CALL dispose() override;
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virtual void SAL_CALL
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addEventListener(css::uno::Reference<css::lang::XEventListener> const& rxListener) override;
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virtual void SAL_CALL
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removeEventListener(css::uno::Reference<css::lang::XEventListener> const& rxListener) override;
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virtual css::uno::Any SAL_CALL queryInterface(css::uno::Type const& rType) override;
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/**
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Called by dispose for subclasses to do dispose() work.
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The mutex is held when called, and subclasses can unlock() the guard if necessary.
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*/
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virtual void disposing(std::unique_lock<std::mutex>&);
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protected:
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void throwIfDisposed(std::unique_lock<std::mutex>&)
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{
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if (m_bDisposed)
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throw css::lang::DisposedException(OUString(), static_cast<cppu::OWeakObject*>(this));
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}
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OInterfaceContainerHelper4<css::lang::XEventListener> maEventListeners;
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};
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/** WeakComponentImplHelper
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*/
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CPPUHELPER_DLLPUBLIC css::uno::Any
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WeakComponentImplHelper_query(css::uno::Type const& rType, cppu::class_data* cd,
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WeakComponentImplHelperBase2* pBase);
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template <typename... Ifc>
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class SAL_DLLPUBLIC_TEMPLATE WeakComponentImplHelper2 : public WeakComponentImplHelperBase2,
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public css::lang::XTypeProvider,
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public Ifc...
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{
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public:
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virtual void SAL_CALL acquire() noexcept override { OWeakObject::acquire(); }
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virtual void SAL_CALL release() noexcept override { OWeakObject::release(); }
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// css::lang::XComponent
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virtual void SAL_CALL dispose() noexcept final override
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{
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WeakComponentImplHelperBase2::dispose();
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}
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virtual void SAL_CALL addEventListener(
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css::uno::Reference<css::lang::XEventListener> const& rxListener) final override
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{
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WeakComponentImplHelperBase2::addEventListener(rxListener);
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}
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virtual void SAL_CALL removeEventListener(
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css::uno::Reference<css::lang::XEventListener> const& rxListener) final override
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{
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WeakComponentImplHelperBase2::removeEventListener(rxListener);
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}
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virtual css::uno::Any SAL_CALL queryInterface(css::uno::Type const& rType) override
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{
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return WeakComponentImplHelper_query(rType, class_data_get(), this);
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}
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// css::lang::XTypeProvider
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virtual css::uno::Sequence<css::uno::Type> SAL_CALL getTypes() override
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{
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static const css::uno::Sequence<css::uno::Type> aTypeList{
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cppu::UnoType<css::uno::XWeak>::get(), cppu::UnoType<css::lang::XComponent>::get(),
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cppu::UnoType<css::lang::XTypeProvider>::get(), cppu::UnoType<Ifc>::get()...
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};
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return aTypeList;
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}
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virtual css::uno::Sequence<sal_Int8> SAL_CALL getImplementationId() override
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{
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return css::uno::Sequence<sal_Int8>();
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}
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private:
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static cppu::class_data* class_data_get()
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{
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return cppu::detail::ImplClassData<WeakComponentImplHelper2, Ifc...>{}();
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}
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};
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} // namespace cppuextra
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/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
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