From ed5640d8b587fbcfed7dd7967f3de04b37a76f26 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 11:06:44 +0200
Subject: Adding upstream version 4:7.4.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 include/comphelper/compbase.hxx | 118 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100644 include/comphelper/compbase.hxx

(limited to 'include/comphelper/compbase.hxx')

diff --git a/include/comphelper/compbase.hxx b/include/comphelper/compbase.hxx
new file mode 100644
index 000000000..38380ede2
--- /dev/null
+++ b/include/comphelper/compbase.hxx
@@ -0,0 +1,118 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * 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/.
+ */
+
+#pragma once
+
+#include <sal/config.h>
+
+#include <comphelper/comphelperdllapi.h>
+#include <comphelper/interfacecontainer4.hxx>
+#include <cppuhelper/weak.hxx>
+#include <cppuhelper/queryinterface.hxx>
+#include <cppuhelper/implbase.hxx>
+#include <com/sun/star/lang/XComponent.hpp>
+#include <com/sun/star/lang/XTypeProvider.hpp>
+#include <mutex>
+
+namespace comphelper
+{
+/**
+    Serves two purposes
+    (1) extracts code that doesn't need to be templated
+    (2) helps to handle the custom where we have conflicting interfaces
+        e.g. multiple UNO interfaces that extend css::lang::XComponent
+*/
+class COMPHELPER_DLLPUBLIC WeakComponentImplHelperBase : public cppu::OWeakObject,
+                                                         public css::lang::XComponent
+{
+public:
+    virtual ~WeakComponentImplHelperBase() override;
+
+    // css::lang::XComponent
+    virtual void SAL_CALL dispose() override;
+    virtual void SAL_CALL
+    addEventListener(css::uno::Reference<css::lang::XEventListener> const& rxListener) override;
+    virtual void SAL_CALL
+    removeEventListener(css::uno::Reference<css::lang::XEventListener> const& rxListener) override;
+
+    virtual css::uno::Any SAL_CALL queryInterface(css::uno::Type const& rType) override;
+
+    /**
+        Called by dispose for subclasses to do dispose() work.
+        The mutex is held when called, and subclasses can unlock() the guard if necessary.
+     */
+    virtual void disposing(std::unique_lock<std::mutex>&);
+
+protected:
+    comphelper::OInterfaceContainerHelper4<css::lang::XEventListener> maEventListeners;
+    mutable std::mutex m_aMutex;
+    bool m_bDisposed = false;
+};
+
+template <typename... Ifc>
+class SAL_DLLPUBLIC_TEMPLATE WeakComponentImplHelper : public WeakComponentImplHelperBase,
+                                                       public css::lang::XTypeProvider,
+                                                       public Ifc...
+{
+public:
+    virtual void SAL_CALL acquire() noexcept final override { OWeakObject::acquire(); }
+
+    virtual void SAL_CALL release() noexcept final override { OWeakObject::release(); }
+
+    // css::lang::XComponent
+    virtual void SAL_CALL dispose() noexcept final override
+    {
+        WeakComponentImplHelperBase::dispose();
+    }
+    virtual void SAL_CALL addEventListener(
+        css::uno::Reference<css::lang::XEventListener> const& rxListener) final override
+    {
+        WeakComponentImplHelperBase::addEventListener(rxListener);
+    }
+    virtual void SAL_CALL removeEventListener(
+        css::uno::Reference<css::lang::XEventListener> const& rxListener) final override
+    {
+        WeakComponentImplHelperBase::removeEventListener(rxListener);
+    }
+
+    virtual css::uno::Any SAL_CALL queryInterface(css::uno::Type const& rType) override
+    {
+        return WeakComponentImplHelper_query(rType, class_data_get(), this);
+    }
+
+    // css::lang::XTypeProvider
+    virtual css::uno::Sequence<css::uno::Type> SAL_CALL getTypes() override
+    {
+        static const css::uno::Sequence<css::uno::Type> aTypeList{
+            cppu::UnoType<css::uno::XWeak>::get(), cppu::UnoType<css::lang::XComponent>::get(),
+            cppu::UnoType<css::lang::XTypeProvider>::get(), cppu::UnoType<Ifc>::get()...
+        };
+        return aTypeList;
+    }
+    virtual css::uno::Sequence<sal_Int8> SAL_CALL getImplementationId() override
+    {
+        return css::uno::Sequence<sal_Int8>();
+    }
+
+private:
+    static cppu::class_data* class_data_get()
+    {
+        return cppu::detail::ImplClassData<WeakComponentImplHelper, Ifc...>{}();
+    }
+};
+
+/** WeakComponentImplHelper
+*/
+COMPHELPER_DLLPUBLIC css::uno::Any
+WeakComponentImplHelper_query(css::uno::Type const& rType, cppu::class_data* cd,
+                              WeakComponentImplHelperBase* pBase);
+
+} //  namespace comphelper
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
-- 
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