57 lines
1.4 KiB
C++
57 lines
1.4 KiB
C++
/*
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* Copyright (c) 2014 Hugh Bailey <obs.jim@gmail.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#pragma once
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class WinHandle {
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HANDLE handle;
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inline void Clear()
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{
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if (handle && handle != INVALID_HANDLE_VALUE)
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CloseHandle(handle);
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}
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public:
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inline WinHandle() : handle(NULL) {}
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inline WinHandle(HANDLE handle_) : handle(handle_) {}
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inline ~WinHandle() {Clear();}
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inline operator HANDLE() const {return handle;}
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inline WinHandle& operator=(HANDLE handle_)
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{
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if (handle_ != handle) {
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Clear();
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handle = handle_;
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}
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return *this;
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}
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inline HANDLE* operator&()
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{
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Clear();
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handle = NULL;
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return &handle;
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}
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inline bool Valid() const
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{
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return handle && handle != INVALID_HANDLE_VALUE;
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}
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};
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