List of columns in a item model that represents a foreign key. More...

#include <ForeignKey.h>

Public Types
typedef ColumnList::const_iterator	const_iterator
	STL const iterator.

Public Member Functions
	ForeignKey ()=default
	Construct a null foreign key.

	ForeignKey (std::initializer_list< int > list)
	Construct a foreign key. More...

int	columnCount () const
	Get count of columns.

bool	isNull () const noexcept
	Check if this foreign key is null.

int	greatestColumn () const
	Get the greates column. More...

bool	containsColumn (int column) const
	Check if this foreign key contains a column.

void	clear ()
	Clear.

const_iterator	begin () const
	Get const iterator to the first column.

const_iterator	end () const
	Get const iterator to the last.

const_iterator	cbegin () const
	Get const iterator to the first column.

const_iterator	cend () const
	Get const iterator to the last.

ColumnList	toColumnList () const
	Get columns list.

Static Public Member Functions
static ForeignKey	fromColumnList (const ColumnList &columnList)
	Get a foreign key from a column list.

Detailed Description

List of columns in a item model that represents a foreign key.

Definition at line 32 of file ForeignKey.h.

Constructor & Destructor Documentation

Mdt::ItemModel::ForeignKey::ForeignKey ( std::initializer_list< int > list )

inlineexplicit

Construct a foreign key.

Precondition: Each element in list must be >= 0; Each element in list must be unique

Definition at line 49 of file ForeignKey.h.

int Mdt::ItemModel::ForeignKey::greatestColumn ( ) const

inline

Get the greates column.

Returns -1 if this list is empty.

Definition at line 72 of file ForeignKey.h.

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