LibreOffice: uno/current_context.hxx Source File

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current_context.hxx
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1/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2/*
3 * This file is part of the LibreOffice project.
4 *
5 * This Source Code Form is subject to the terms of the Mozilla Public
6 * License, v. 2.0. If a copy of the MPL was not distributed with this
7 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 *
9 * This file incorporates work covered by the following license notice:
10 *
11 * Licensed to the Apache Software Foundation (ASF) under one or more
12 * contributor license agreements. See the NOTICE file distributed
13 * with this work for additional information regarding copyright
14 * ownership. The ASF licenses this file to you under the Apache
15 * License, Version 2.0 (the "License"); you may not use this file
16 * except in compliance with the License. You may obtain a copy of
17 * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 */
19
20/*
21 * This file is part of LibreOffice published API.
22 */
23#ifndef INCLUDED_UNO_CURRENT_CONTEXT_HXX
24#define INCLUDED_UNO_CURRENT_CONTEXT_HXX
25
26#include "sal/config.h"
27
28#include <cstddef>
29
30#include "uno/current_context.h"
31#include "uno/lbnames.h"
32
33#include "com/sun/star/uno/XCurrentContext.hpp"
34
35
36namespace com
37{
38namespace sun
39{
40namespace star
41{
42namespace uno
43{
44
52 inline Reference< XCurrentContext > SAL_CALL getCurrentContext()
53{
54 Reference< XCurrentContext > xRet;
55 ::rtl::OUString aEnvTypeName( CPPU_CURRENT_LANGUAGE_BINDING_NAME );
56 ::uno_getCurrentContext( reinterpret_cast<void **>(&xRet), aEnvTypeName.pData, NULL );
57 return xRet;
58}
64 inline bool SAL_CALL setCurrentContext(
65 Reference< XCurrentContext > const & xContext )
66{
67 ::rtl::OUString aEnvTypeName( CPPU_CURRENT_LANGUAGE_BINDING_NAME );
68 return ::uno_setCurrentContext( xContext.get(), aEnvTypeName.pData, NULL );
69}
70
75 class ContextLayer
76{
79 ::rtl::OUString m_aEnvTypeName;
82 Reference< XCurrentContext > m_xPreviousContext;
83
84public:
89 inline ContextLayer(
90 Reference< XCurrentContext > const & xNewContext = Reference< XCurrentContext >() );
93 inline ~ContextLayer();
94
99 Reference< XCurrentContext > SAL_CALL getPreviousContext() const
100 { return m_xPreviousContext; }
101};
102
103 inline ContextLayer::ContextLayer( Reference< XCurrentContext > const & xNewContext )
104 : m_aEnvTypeName( CPPU_CURRENT_LANGUAGE_BINDING_NAME )
105{
106 ::uno_getCurrentContext( reinterpret_cast<void **>(&m_xPreviousContext), m_aEnvTypeName.pData, NULL );
107 ::uno_setCurrentContext( xNewContext.get(), m_aEnvTypeName.pData, NULL );
108}
109
110 inline ContextLayer::~ContextLayer()
111{
112 ::uno_setCurrentContext( m_xPreviousContext.get(), m_aEnvTypeName.pData, NULL );
113}
114
115}
116}
117}
118}
119
120#endif
121
122/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
config.h
lbnames.h
current_context.h
uno_getCurrentContext
CPPU_DLLPUBLIC sal_Bool uno_getCurrentContext(void **ppCurrentContext, rtl_uString *pEnvDcp, void *pEnvContext) SAL_THROW_EXTERN_C()
Gets the current task's context.
uno_setCurrentContext
CPPU_DLLPUBLIC sal_Bool uno_setCurrentContext(void *pCurrentContext, rtl_uString *pEnvDcp, void *pEnvContext) SAL_THROW_EXTERN_C()
Sets the current task's context.
com
Definition: types.h:359
com::sun::star::uno::setCurrentContext
bool setCurrentContext(Reference< XCurrentContext > const &xContext)
Setting the current context.
Definition: current_context.hxx:64
com::sun::star::uno::getCurrentContext
Reference< XCurrentContext > getCurrentContext()
Getting the current context.
Definition: current_context.hxx:52
rtl::OUString
This String class provides base functionality for C++ like Unicode character array handling.
Definition: ustring.hxx:203
com::sun::star::uno::ContextLayer
Objects of this class are used for applying a current context until they are destructed,...
Definition: current_context.hxx:76
com::sun::star::uno::ContextLayer::ContextLayer
ContextLayer(Reference< XCurrentContext > const &xNewContext=Reference< XCurrentContext >())
Constructor: Saves the previous context and sets the new (given) one.
Definition: current_context.hxx:103
com::sun::star::uno::ContextLayer::getPreviousContext
Reference< XCurrentContext > getPreviousContext() const
Gets the previously set context.
Definition: current_context.hxx:99
com::sun::star::uno::ContextLayer::~ContextLayer
~ContextLayer()
Destructor: restores the previous context.
Definition: current_context.hxx:110
com::sun::star::uno::Reference< XCurrentContext >
com::sun::star::uno::Reference::get
interface_type * get() const
Gets interface pointer.
Definition: Reference.h:403