| | 1 | /////////////////////////////////////////////////////////////////////////////// |
| | 2 | // Name: wx/meta/removeref.h |
| | 3 | // Purpose: Allows to remove a reference from a type. |
| | 4 | // Author: Vadim Zeitlin |
| | 5 | // Created: 2012-10-21 |
| | 6 | // RCS-ID: $Id$ |
| | 7 | // Copyright: (c) 2012 Vadim Zeitlin <vadim@wxwidgets.org> |
| | 8 | // Licence: wxWindows licence |
| | 9 | /////////////////////////////////////////////////////////////////////////////// |
| | 10 | |
| | 11 | #ifndef _WX_META_REMOVEREF_H_ |
| | 12 | #define _WX_META_REMOVEREF_H_ |
| | 13 | |
| | 14 | // wxRemoveRef<> is similar to C++11 std::remove_reference<> but works with all |
| | 15 | // compilers (but, to compensate for this, doesn't work with rvalue references). |
| | 16 | |
| | 17 | // Except that it doesn't work with VC++ 6 as there doesn't seem to be any way |
| | 18 | // to partially specialize a template for references with it. |
| | 19 | #ifndef __VISUALC6__ |
| | 20 | |
| | 21 | template <typename T> |
| | 22 | struct wxRemoveRef |
| | 23 | { |
| | 24 | typedef T type; |
| | 25 | }; |
| | 26 | |
| | 27 | template <typename T> |
| | 28 | struct wxRemoveRef<T&> |
| | 29 | { |
| | 30 | typedef T type; |
| | 31 | }; |
| | 32 | |
| | 33 | #define wxHAS_REMOVEREF |
| | 34 | |
| | 35 | #endif // !__VISUALC6__ |
| | 36 | |
| | 37 | #endif // _WX_META_REMOVEREF_H_ |
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