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>
---
 sd/source/helper/simplereferencecomponent.cxx | 72 +++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 sd/source/helper/simplereferencecomponent.cxx

(limited to 'sd/source/helper')

diff --git a/sd/source/helper/simplereferencecomponent.cxx b/sd/source/helper/simplereferencecomponent.cxx
new file mode 100644
index 000000000..740c2629b
--- /dev/null
+++ b/sd/source/helper/simplereferencecomponent.cxx
@@ -0,0 +1,72 @@
+/* -*- 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 <helper/simplereferencecomponent.hxx>
+
+#include <com/sun/star/uno/RuntimeException.hpp>
+#include <osl/diagnose.h>
+#include <tools/diagnose_ex.h>
+
+using com::sun::star::uno::RuntimeException;
+using sd::SimpleReferenceComponent;
+
+SimpleReferenceComponent::SimpleReferenceComponent()
+    : m_nCount(0)
+    , mbDisposed(false)
+{
+}
+
+SimpleReferenceComponent::~SimpleReferenceComponent()
+{
+    OSL_ASSERT(m_nCount == 0);
+    OSL_ASSERT(mbDisposed);
+}
+
+void SimpleReferenceComponent::acquire() { osl_atomic_increment(&m_nCount); }
+
+void SimpleReferenceComponent::release()
+{
+    if ((1 == m_nCount) && !mbDisposed)
+    {
+        try
+        {
+            Dispose();
+        }
+        catch (RuntimeException const&) // don't break throw ()
+        {
+            TOOLS_WARN_EXCEPTION("sd", "");
+        }
+    }
+
+    if (osl_atomic_decrement(&m_nCount) == 0)
+        delete this;
+}
+
+void SimpleReferenceComponent::Dispose()
+{
+    if (!mbDisposed)
+    {
+        mbDisposed = true;
+        disposing();
+    }
+}
+
+void SimpleReferenceComponent::disposing() {}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
-- 
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