From 940b4d1848e8c70ab7642901a68594e8016caffc Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 18:51:28 +0200 Subject: Adding upstream version 1:7.0.4. Signed-off-by: Daniel Baumann --- include/uno/environment.hxx | 290 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 290 insertions(+) create mode 100644 include/uno/environment.hxx (limited to 'include/uno/environment.hxx') diff --git a/include/uno/environment.hxx b/include/uno/environment.hxx new file mode 100644 index 000000000..0484790cf --- /dev/null +++ b/include/uno/environment.hxx @@ -0,0 +1,290 @@ +/* -*- 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_UNO_ENVIRONMENT_HXX +#define INCLUDED_UNO_ENVIRONMENT_HXX + +#include "sal/config.h" + +#include + +#include "rtl/alloc.h" +#include "rtl/ustring.hxx" +#include "uno/environment.h" + +#include "uno/lbnames.h" + +/** */ //for docpp +namespace com +{ +/** */ //for docpp +namespace sun +{ +/** */ //for docpp +namespace star +{ +/** */ //for docpp +namespace uno +{ + +/** C++ wrapper for binary C uno_Environment. + + @see uno_Environment +*/ +class Environment +{ + /** binary C uno_Environment + */ + uno_Environment * _pEnv; + +public: + /** Returns the current Environment. + + @param typeName the optional type of the Environment, falls back to "uno" in case being empty, + respectively to current C++ Environment. + @since UDK 3.2.7 + */ + inline static Environment getCurrent(rtl::OUString const & typeName = rtl::OUString(CPPU_CURRENT_LANGUAGE_BINDING_NAME)); + + /// @cond INTERNAL + // these are here to force memory de/allocation to sal lib. + static void * SAL_CALL operator new ( size_t nSize ) + { return ::rtl_allocateMemory( nSize ); } + static void SAL_CALL operator delete ( void * pMem ) + { ::rtl_freeMemory( pMem ); } + static void * SAL_CALL operator new ( size_t, void * pMem ) + { return pMem; } + static void SAL_CALL operator delete ( void *, void * ) + {} + /// @endcond + + /** Constructor: acquires given environment + + @param pEnv environment + */ + inline Environment( uno_Environment * pEnv = NULL ); + + /** Gets a specific environment. If the specified environment does not exist, then a default one + is created and registered. + + @param envDcp descriptor of the environment + @param pContext context pointer + */ + inline explicit Environment( rtl::OUString const & envDcp, void * pContext = NULL ); + + + /** Copy constructor: acquires given environment + + @param rEnv another environment + */ + inline Environment( const Environment & rEnv ); + +#if defined LIBO_INTERNAL_ONLY + Environment(Environment && other) noexcept : _pEnv(other._pEnv) + { other._pEnv = nullptr; } +#endif + + /** Destructor: releases a set environment. + */ + inline ~Environment(); + + /** Sets a given environment, i.e. acquires given one and releases a set one. + + @param pEnv another environment + @return this environment + */ + inline Environment & SAL_CALL operator = ( uno_Environment * pEnv ); + /** Sets a given environment, i.e. acquires given one and releases a set one. + + @param rEnv another environment + @return this environment + */ + Environment & SAL_CALL operator = ( const Environment & rEnv ) + { return operator = ( rEnv._pEnv ); } + +#if defined LIBO_INTERNAL_ONLY + Environment & operator =(Environment && other) { + if (_pEnv != nullptr) { + (*_pEnv->release)(_pEnv); + } + _pEnv = other._pEnv; + other._pEnv = nullptr; + return *this; + } +#endif + + /** Provides UNacquired pointer to the set C environment. + + @return UNacquired pointer to the C environment struct + */ + uno_Environment * SAL_CALL get() const + { return _pEnv; } + + /** Gets type name of set environment. + + @return type name of set environment + */ + ::rtl::OUString SAL_CALL getTypeName() const + { return _pEnv->pTypeName; } + + /** Gets free context pointer of set environment. + + @return free context pointer of set environment + */ + void * SAL_CALL getContext() const + { return _pEnv->pContext; } + + /** Tests if an environment is set. + + @return true, if an environment is set, false otherwise + */ + bool SAL_CALL is() const + { return (_pEnv != NULL); } + + /** Releases a set environment. + */ + inline void SAL_CALL clear(); + + /** Invoke the passed function in this environment. + + @param pCallee the function to call + @param pParam the parameter pointer to be passed to the function + @since UDK 3.2.7 + */ + inline void SAL_CALL invoke_v(uno_EnvCallee * pCallee, va_list * pParam) const; + + /** Invoke the passed function in this environment. + + @param pCallee the function to call + @param ... the parameters to be passed to the function + @since UDK 3.2.7 + */ + inline void SAL_CALL invoke(uno_EnvCallee * pCallee, ...) const; + + /** Enter this environment explicitly. + + @since UDK 3.2.7 + */ + inline void SAL_CALL enter() const; + + /** Checks, if it is valid to currently call objects + belonging to this environment. + + @since UDK 3.2.7 + */ + inline int SAL_CALL isValid(rtl::OUString * pReason) const; +}; + +inline Environment::Environment( uno_Environment * pEnv ) + : _pEnv( pEnv ) +{ + if (_pEnv) + (*_pEnv->acquire)( _pEnv ); +} + +inline Environment::Environment( rtl::OUString const & rEnvDcp, void * pContext ) + : _pEnv(NULL) +{ + uno_getEnvironment(&_pEnv, rEnvDcp.pData, pContext); +} + +inline Environment::Environment( const Environment & rEnv ) + : _pEnv( rEnv._pEnv ) +{ + if (_pEnv) + (*_pEnv->acquire)( _pEnv ); +} + +inline Environment::~Environment() +{ + if (_pEnv) + (*_pEnv->release)( _pEnv ); +} + +inline void Environment::clear() +{ + if (_pEnv) + { + (*_pEnv->release)( _pEnv ); + _pEnv = NULL; + } +} + +inline Environment & Environment::operator = ( uno_Environment * pEnv ) +{ + if (pEnv != _pEnv) + { + if (pEnv) + (*pEnv->acquire)( pEnv ); + if (_pEnv) + (*_pEnv->release)( _pEnv ); + _pEnv = pEnv; + } + return *this; +} + +inline void SAL_CALL Environment::invoke_v(uno_EnvCallee * pCallee, va_list * pParam) const +{ + if (_pEnv) + uno_Environment_invoke_v(_pEnv, pCallee, pParam); +} + +inline void SAL_CALL Environment::invoke(uno_EnvCallee * pCallee, ...) const +{ + if (_pEnv) + { + va_list param; + + va_start(param, pCallee); + uno_Environment_invoke_v(_pEnv, pCallee, ¶m); + va_end(param); + } + +} + +inline void SAL_CALL Environment::enter() const +{ + uno_Environment_enter(_pEnv); +} + +inline int SAL_CALL Environment::isValid(rtl::OUString * pReason) const +{ + return uno_Environment_isValid(_pEnv, &pReason->pData); +} + +inline Environment Environment::getCurrent(rtl::OUString const & typeName) +{ + Environment environment; + + uno_Environment * pEnv = NULL; + uno_getCurrentEnvironment(&pEnv, typeName.pData); + environment = pEnv; + if (pEnv) + pEnv->release(pEnv); + + return environment; +} + +} +} +} +} + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ -- cgit v1.2.3