qcompare.h File Reference

(edf92b8e33f896c764c8aac549385f6e46571a0e)

#include <QtCore/qglobal.h>
#include <QtCore/qcompare_impl.h>
#include <QtCore/qcomparehelpers.h>

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Classes
class	Qt::partial_ordering
	\variable Qt::weak_ordering::less More...
class	Qt::weak_ordering
	\variable Qt::strong_ordering::less More...
class	Qt::strong_ordering
	\inmodule QtCore \title Classes and helpers for defining comparison operators \keyword qtcompare More...
class	QPartialOrdering
	\variable Qt::partial_ordering::less More...

Namespaces
namespace	QtPrivate
	\macro QT_NO_KEYWORDS >
namespace	QtOrderingPrivate
namespace	Qt
namespace	QtPrivate::CompareThreeWayTester

Typedefs
using	QtPrivate::CompareUnderlyingType = qint8

Enumerations
enum class	QtPrivate::Ordering : CompareUnderlyingType { QtPrivate::Equal = 0 , QtPrivate::Equivalent = Equal , QtPrivate::Less = -1 , QtPrivate::Greater = 1 }
enum class	QtPrivate::Uncomparable : CompareUnderlyingType { QtPrivate::Unordered }
enum class	QtPrivate::LegacyUncomparable : CompareUnderlyingType { QtPrivate::Unordered = -127 }

Functions
template<typename O >
constexpr O	QtOrderingPrivate::reversed (O o) noexcept
template<typename LT , typename RT , std::enable_if_t< hasCompareThreeWay< LT, RT >, bool > = true>
constexpr bool	QtPrivate::CompareThreeWayTester::compareThreeWayNoexcept () noexcept
template<typename LT , typename RT , std::enable_if_t< QtPrivate::CompareThreeWayTester::hasCompareThreeWay< LT, RT >||QtPrivate::CompareThreeWayTester::hasCompareThreeWay< RT, LT >, bool > = true>
auto	qCompareThreeWay (const LT &lhs, const RT &rhs) noexcept(QtPrivate::CompareThreeWayTester::compareThreeWayNoexcept< LT, RT >())

Variables
template<typename LT , typename RT , typename = void>
constexpr bool	QtPrivate::CompareThreeWayTester::hasCompareThreeWay = false

Function Documentation

qCompareThreeWay()

template<typename LT , typename RT , std::enable_if_t< QtPrivate::CompareThreeWayTester::hasCompareThreeWay< LT, RT >||QtPrivate::CompareThreeWayTester::hasCompareThreeWay< RT, LT >, bool > = true>

auto qCompareThreeWay ( const LT & lhs, const RT & rhs )

noexcept

Definition at line 652 of file qcompare.h.

References compareThreeWay(), Qt::compareThreeWay(), and QtOrderingPrivate::reversed().

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