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141 lines
4.7 KiB
141 lines
4.7 KiB
/* /////////////////////////////////////////////////////////////////////////
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* File: dotnetstl/util/dispose_functions.hpp
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*
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* Purpose: A useful tool for accessing a String object's content as a c-string.
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*
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* Created: 24th June 2003
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* Updated: 10th August 2009
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*
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* Home: http://stlsoft.org/
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*
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* Copyright (c) 2003-2009, Matthew Wilson and Synesis Software
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* - Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* - Neither the name(s) of Matthew Wilson and Synesis Software nor the names of
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* any contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* ////////////////////////////////////////////////////////////////////// */
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/** \file dotnetstl/util/dispose_functions.hpp
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*
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* \brief [C++ only] Utility functions for handling object disposal
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* (\ref group__library__utility "Utility" Library).
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*/
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#ifndef DOTNETSTL_INCL_DOTNETSTL_UTIL_HPP_DISPOSE_FUNCTIONS
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#define DOTNETSTL_INCL_DOTNETSTL_UTIL_HPP_DISPOSE_FUNCTIONS
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#ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION
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# define DOTNETSTL_VER_DOTNETSTL_UTIL_HPP_DISPOSE_FUNCTIONS_MAJOR 4
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# define DOTNETSTL_VER_DOTNETSTL_UTIL_HPP_DISPOSE_FUNCTIONS_MINOR 0
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# define DOTNETSTL_VER_DOTNETSTL_UTIL_HPP_DISPOSE_FUNCTIONS_REVISION 1
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# define DOTNETSTL_VER_DOTNETSTL_UTIL_HPP_DISPOSE_FUNCTIONS_EDIT 31
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#endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */
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/* /////////////////////////////////////////////////////////////////////////
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* Includes
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*/
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#ifndef DOTNETSTL_INCL_DOTNETSTL_HPP_DOTNETSTL
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# include <dotnetstl/dotnetstl.hpp>
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#endif /* !DOTNETSTL_INCL_DOTNETSTL_HPP_DOTNETSTL */
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/* ////////////////////////////////////////////////////////////////////// */
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#ifdef _STLSOFT_NO_NAMESPACE
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/* There is no stlsoft namespace, so must define ::dotnetstl */
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namespace dotnetstl
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{
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#else
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/* Define stlsoft::dotnet_project */
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namespace stlsoft
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{
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namespace dotnetstl_project
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{
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#endif /* _STLSOFT_NO_NAMESPACE */
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/* /////////////////////////////////////////////////////////////////////////
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* Classes
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*/
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/** \brief Disposes the managed type, and resets the pointer
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*
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* \ingroup group__library__utility
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*
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* \param pt The pointer on which to call Dispose(). Can be null, but otherwise must be convertible to IDispose
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*/
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template <ss_typename_param_k T>
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inline void dispose_set_null(T *&pt)
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{
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if(0 != pt)
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{
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System::IDisposable *disposable = pt;
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disposable->Dispose();
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pt = 0;
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}
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}
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/** \brief Disposes all the items in a container
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*
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* \ingroup group__library__utility
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*
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* \param pc The container on whose items to call Dispose().
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*/
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template <ss_typename_param_k C>
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inline void dispose_contents(C *pc)
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{
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for(int i = 0, count = pc->get_Count(); i < count; ++i)
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{
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System::IDisposable *o = dynamic_cast<System::IDisposable*>(pc->get_Item(i));
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dispose_set_null(o);
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}
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}
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////////////////////////////////////////////////////////////////////////////
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// Unit-testing
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#ifdef STLSOFT_UNITTEST
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# include "./unittest/dispose_functions_unittest_.h"
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#endif /* STLSOFT_UNITTEST */
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/* ////////////////////////////////////////////////////////////////////// */
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#ifdef _STLSOFT_NO_NAMESPACE
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} // namespace dotnetstl
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#else
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} // namespace dotnetstl_project
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} // namespace stlsoft
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#endif /* _STLSOFT_NO_NAMESPACE */
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/* ////////////////////////////////////////////////////////////////////// */
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#endif /* DOTNETSTL_INCL_DOTNETSTL_UTIL_HPP_DISPOSE_FUNCTIONS */
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/* ///////////////////////////// end of file //////////////////////////// */
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