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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
commit940b4d1848e8c70ab7642901a68594e8016caffc (patch)
treeeb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /include/cppu/EnvGuards.hxx
parentInitial commit. (diff)
downloadlibreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.tar.xz
libreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.zip
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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diff --git a/include/cppu/EnvGuards.hxx b/include/cppu/EnvGuards.hxx
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+/* -*- 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_CPPU_ENVGUARDS_HXX
+#define INCLUDED_CPPU_ENVGUARDS_HXX
+
+#include "uno/environment.hxx"
+
+
+namespace cppu
+{
+ /** Environment Guard
+ The provided Environment becomes entered in the constructor and left
+ in the destructor.
+ (http://wiki.openoffice.org/wiki/Uno/Cpp/Spec/Environment_Guard)
+
+ @since UDK 3.2.7
+ */
+ class EnvGuard
+ {
+ css::uno::Environment m_env;
+
+ public:
+ explicit EnvGuard(css::uno::Environment const & env)
+ {
+ if (env.is())
+ {
+ m_env = css::uno::Environment::getCurrent();
+ env.enter();
+ }
+ }
+
+ ~EnvGuard()
+ {
+ m_env.enter();
+ }
+
+ /** Checks if the associated environment is non empty.
+
+ @return 0 == empty, 1 == non empty
+ */
+ bool SAL_CALL is() const
+ {
+ return m_env.is();
+ }
+
+ /** Leaves the associated environment and clears
+ the reference.
+ */
+ void clear()
+ {
+ if (m_env.is())
+ {
+ m_env.enter();
+ m_env.clear();
+ }
+ }
+ };
+
+ /** Environment Anti-Guard
+ Any entered Environment becomes left in the constructor and re-entered
+ in the destructor.
+ (http://wiki.openoffice.org/wiki/Uno/Cpp/Spec/Environment_AntiGuard)
+
+ @since UDK 3.2.7
+ */
+ class AntiEnvGuard
+ {
+ css::uno::Environment m_env;
+
+ public:
+ explicit AntiEnvGuard()
+ : m_env(css::uno::Environment::getCurrent())
+ {
+ uno_Environment_enter(NULL);
+ }
+
+ ~AntiEnvGuard()
+ {
+ m_env.enter();
+ }
+ };
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */