obs-studio/libobs/util/windows/WinHandle.hpp
2022-07-23 17:41:34 -07:00

83 lines
1.9 KiB
C++

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