48 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			48 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C++
		
	
	
	
| // Copyright (c) 2016-2018 Kiwano - Nomango
 | |
| //
 | |
| // Permission is hereby granted, free of charge, to any person obtaining a copy
 | |
| // of this software and associated documentation files (the "Software"), to deal
 | |
| // in the Software without restriction, including without limitation the rights
 | |
| // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 | |
| // copies of the Software, and to permit persons to whom the Software is
 | |
| // furnished to do so, subject to the following conditions:
 | |
| //
 | |
| // The above copyright notice and this permission notice shall be included in
 | |
| // all copies or substantial portions of the Software.
 | |
| //
 | |
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 | |
| // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 | |
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 | |
| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 | |
| // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 | |
| // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 | |
| // THE SOFTWARE.
 | |
| 
 | |
| #pragma once
 | |
| #include <Unknwnbase.h>
 | |
| #include <kiwano/core/Common.h>
 | |
| #include <type_traits>
 | |
| 
 | |
| namespace kiwano
 | |
| {
 | |
| struct ComPtrProxy
 | |
| {
 | |
|     static inline void add_ref(IUnknown* ptr)
 | |
|     {
 | |
|         if (ptr)
 | |
|             ptr->AddRef();
 | |
|     }
 | |
| 
 | |
|     static inline void release(IUnknown* ptr)
 | |
|     {
 | |
|         if (ptr)
 | |
|             ptr->Release();
 | |
|     }
 | |
| };
 | |
| 
 | |
| // ComPtr<> is a smart pointer for COM
 | |
| template <typename _Ty, typename = typename std::enable_if<std::is_base_of<IUnknown, _Ty>::value, int>::type>
 | |
| using ComPtr = IntrusivePtr<_Ty, ComPtrProxy>;
 | |
| 
 | |
| }  // namespace kiwano
 |