QRangeModelDetails::row_traits< T, typename > Struct Template Reference

#include <qrangemodel_impl.h>

Collaboration diagram for QRangeModelDetails::row_traits< T, typename >:

Public Types
using	item_type = std::conditional_t<is_range, typename range_traits<T>::value_type, T>

Static Public Member Functions
static constexpr int	fixed_size ()
static QVariant	column_name (int)
template<typename C, typename Fn>
static void	for_element_at (C &&container, std::size_t idx, Fn &&fn)
template<typename Fn>
static bool	for_each_element (const T &row, const QModelIndex &firstIndex, Fn &&fn)

Static Public Attributes
static constexpr bool	is_range
static constexpr int	static_size = is_range ? -1 : 0
static constexpr bool	hasMetaObject = false

Detailed Description

template<typename T, typename = void>
struct QRangeModelDetails::row_traits< T, typename >

Definition at line 442 of file qrangemodel_impl.h.

Member Typedef Documentation

item_type

template<typename T, typename = void>

using QRangeModelDetails::row_traits< T, typename >::item_type = std::conditional_t<is_range, typename range_traits<T>::value_type, T>

Definition at line 449 of file qrangemodel_impl.h.

Member Function Documentation

column_name()

template<typename T, typename = void>

QVariant QRangeModelDetails::row_traits< T, typename >::column_name ( int )

inlinestatic

Definition at line 453 of file qrangemodel_impl.h.

fixed_size()

template<typename T, typename = void>

constexpr int QRangeModelDetails::row_traits< T, typename >::fixed_size ( )

inlinestaticconstexpr

Definition at line 450 of file qrangemodel_impl.h.

for_each_element()

template<typename T, typename = void>

template<typename Fn>

bool QRangeModelDetails::row_traits< T, typename >::for_each_element ( const T & row, const QModelIndex & firstIndex, Fn && fn )

inlinestatic

Definition at line 468 of file qrangemodel_impl.h.

for_element_at()

template<typename T, typename = void>

template<typename C, typename Fn>

void QRangeModelDetails::row_traits< T, typename >::for_element_at ( C && container, std::size_t idx, Fn && fn )

inlinestatic

Definition at line 459 of file qrangemodel_impl.h.

Member Data Documentation

hasMetaObject

template<typename T, typename = void>

bool QRangeModelDetails::row_traits< T, typename >::hasMetaObject = false

staticconstexpr

Definition at line 451 of file qrangemodel_impl.h.

is_range

template<typename T, typename = void>

bool QRangeModelDetails::row_traits< T, typename >::is_range

staticconstexpr

Initial value:

 = is_range_v<q20::remove_cvref_t<T>>
&& !row_category<T>::isMultiRole

Definition at line 443 of file qrangemodel_impl.h.

Referenced by QRangeModelDetails::row_traits< std::remove_cv_t< wrapped_row_type > >::for_element_at().

static_size

template<typename T, typename = void>

int QRangeModelDetails::row_traits< T, typename >::static_size = is_range ? -1 : 0

staticconstexpr

Definition at line 448 of file qrangemodel_impl.h.

Referenced by QRangeModelDetails::row_traits< std::remove_cv_t< wrapped_row_type > >::for_each_element().

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The documentation for this struct was generated from the following file:

• qtbase/src/corelib/itemmodels/qrangemodel_impl.h (74e945052405237863b18ca34a478c8b1180098d)