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/propmultiplex.hxx | 115 +++++++++++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100644 include/comphelper/propmultiplex.hxx

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

diff --git a/include/comphelper/propmultiplex.hxx b/include/comphelper/propmultiplex.hxx
new file mode 100644
index 000000000..41d456d43
--- /dev/null
+++ b/include/comphelper/propmultiplex.hxx
@@ -0,0 +1,115 @@
+/* -*- 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_COMPHELPER_PROPMULTIPLEX_HXX
+#define INCLUDED_COMPHELPER_PROPMULTIPLEX_HXX
+
+#include <com/sun/star/beans/XPropertyChangeListener.hpp>
+#include <cppuhelper/implbase.hxx>
+#include <comphelper/comphelperdllapi.h>
+#include <rtl/ref.hxx>
+#include <vector>
+
+namespace com::sun::star::beans { class XPropertySet; }
+
+//= property helper classes
+
+
+namespace comphelper
+{
+
+
+    class OPropertyChangeMultiplexer;
+
+
+    //= OPropertyChangeListener
+
+    /// simple listener adapter for property sets
+    class COMPHELPER_DLLPUBLIC OPropertyChangeListener
+    {
+        friend class OPropertyChangeMultiplexer;
+
+        rtl::Reference<OPropertyChangeMultiplexer> m_xAdapter;
+        ::osl::Mutex&               m_rMutex;
+
+    public:
+        OPropertyChangeListener(::osl::Mutex& _rMutex)
+            : m_rMutex(_rMutex) { }
+        virtual ~OPropertyChangeListener();
+
+        /// @throws css::uno::RuntimeException
+        virtual void _propertyChanged(const css::beans::PropertyChangeEvent& _rEvent) = 0;
+        /// @throws css::uno::RuntimeException
+        virtual void _disposing(const css::lang::EventObject& _rSource);
+
+    protected:
+        /** If the derivee also owns the mutex which we know as reference, then call this within your
+            derivee's dtor.
+        */
+        void    disposeAdapter();
+
+        // pseudo-private. Making it private now could break compatibility
+        void    setAdapter( OPropertyChangeMultiplexer* _pAdapter );
+    };
+
+
+    //= OPropertyChangeMultiplexer
+
+    /// multiplexer for property changes
+    // workaround for incremental linking bugs in MSVC2019
+    class SAL_DLLPUBLIC_TEMPLATE OPropertyChangeMultiplexer_Base : public cppu::WeakImplHelper< css::beans::XPropertyChangeListener > {};
+    class COMPHELPER_DLLPUBLIC OPropertyChangeMultiplexer final : public OPropertyChangeMultiplexer_Base
+    {
+        friend class OPropertyChangeListener;
+        std::vector< OUString >                         m_aProperties;
+        css::uno::Reference< css::beans::XPropertySet>  m_xSet;
+        OPropertyChangeListener*                        m_pListener;
+        sal_Int32                                       m_nLockCount;
+        bool                                            m_bListening        : 1;
+        bool const                                      m_bAutoSetRelease   : 1;
+
+
+        virtual ~OPropertyChangeMultiplexer() override;
+    public:
+        OPropertyChangeMultiplexer(OPropertyChangeListener* _pListener, const  css::uno::Reference< css::beans::XPropertySet>& _rxSet, bool _bAutoReleaseSet = true);
+
+    // XEventListener
+        virtual void SAL_CALL disposing( const  css::lang::EventObject& Source ) override;
+
+    // XPropertyChangeListener
+        virtual void SAL_CALL propertyChange( const  css::beans::PropertyChangeEvent& evt ) override;
+
+        /// incremental lock
+        void        lock();
+        /// incremental unlock
+        void        unlock();
+        /// get the lock count
+        sal_Int32   locked() const { return m_nLockCount; }
+
+        void addProperty(const OUString& aPropertyName);
+        void dispose();
+    };
+
+
+}   // namespace comphelper
+
+
+#endif // INCLUDED_COMPHELPER_PROPMULTIPLEX_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
-- 
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