1 files changed, 64 insertions, 0 deletions
diff --git a/include/comphelper/weak.hxx b/include/comphelper/weak.hxx
new file mode 100644
index 000000000..28a23445d
--- /dev/null
+++ b/include/comphelper/weak.hxx
@@ -0,0 +1,64 @@
+/* -*- 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_WEAK_HXX
+#define INCLUDED_COMPHELPER_WEAK_HXX
+
+#include <comphelper/comphelperdllapi.h>
+
+#include <com/sun/star/lang/XTypeProvider.hpp>
+#include <cppuhelper/weak.hxx>
+
+namespace comphelper
+{
+/** Base class to implement a UNO object supporting types and weak references, i.e. the object can be held
+    weakly (by a css::uno::WeakReference).
+    This implementation copes with reference counting.  Upon last release(), the virtual dtor
+    is called.
+
+    In addition to the features from cppu::OWeakObject, derivations from this class can
+    also used as a base class for ::cppu::ImplInheritanceHelper?
+*/
+class COMPHELPER_DLLPUBLIC OWeakTypeObject : public ::cppu::OWeakObject, public css::lang::XTypeProvider
+{
+public:
+    OWeakTypeObject();
+    virtual ~OWeakTypeObject() override;
+
+    OWeakTypeObject(OWeakTypeObject const &) = default;
+    OWeakTypeObject(OWeakTypeObject &&) = default;
+    OWeakTypeObject & operator =(OWeakTypeObject const &) = default;
+    OWeakTypeObject & operator =(OWeakTypeObject &&) = default;
+
+    virtual css::uno::Any SAL_CALL queryInterface(const css::uno::Type & rType ) override;
+    virtual void SAL_CALL acquire() noexcept override
+    { ::cppu::OWeakObject::acquire(); }
+    virtual void SAL_CALL release() noexcept override
+    { ::cppu::OWeakObject::release(); }
+
+    virtual css::uno::Sequence< css::uno::Type > SAL_CALL getTypes(  ) override;
+    virtual css::uno::Sequence< ::sal_Int8 > SAL_CALL getImplementationId(  ) override;
+
+};
+
+}
+
+#endif
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */