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| author | Alexandru Croitor <alexandru.croitor@qt.io> | 2019-06-06 15:35:06 +0200 |
|---|---|---|
| committer | Alexandru Croitor <alexandru.croitor@qt.io> | 2019-06-06 19:00:41 +0200 |
| commit | 2a302a73613d68475e667f69b8e36ce07853c813 (patch) | |
| tree | 06de55baaed993b51af517dba8f230fab749882c /src/plugins/platforms/cocoa/qcocoahelpers.h | |
| parent | 5505d25be972948db1621e1511b89b4144aa8bfc (diff) | |
| parent | dea7110b29c5c68a5b09454c968324042ed1b607 (diff) | |
Merge remote-tracking branch 'origin/dev' into wip/qt6
Change-Id: Iac12a37fa6536ebe30e6548f7c54ec0c402c9f5d
Diffstat (limited to 'src/plugins/platforms/cocoa/qcocoahelpers.h')
| -rw-r--r-- | src/plugins/platforms/cocoa/qcocoahelpers.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/plugins/platforms/cocoa/qcocoahelpers.h b/src/plugins/platforms/cocoa/qcocoahelpers.h index 69aa7937b6..69a1854598 100644 --- a/src/plugins/platforms/cocoa/qcocoahelpers.h +++ b/src/plugins/platforms/cocoa/qcocoahelpers.h @@ -176,6 +176,18 @@ T qt_mac_resolveOption(const T &fallback, QWindow *window, const QByteArray &pro return fallback; } +// https://stackoverflow.com/a/52722575/2761869 +template<class R> +struct backwards_t { + R r; + constexpr auto begin() const { using std::rbegin; return rbegin(r); } + constexpr auto begin() { using std::rbegin; return rbegin(r); } + constexpr auto end() const { using std::rend; return rend(r); } + constexpr auto end() { using std::rend; return rend(r); } +}; +template<class R> +constexpr backwards_t<R> backwards(R&& r) { return {std::forward<R>(r)}; } + // ------------------------------------------------------------------------- #if !defined(Q_PROCESSOR_X86_64) |