Module is.codion.common.model

Package is.codion.common.model.selection

Interface SingleSelection<T>

Type Parameters:

T - the item type

All Known Subinterfaces:

FilterComboBoxModel.ComboBoxSelection<T>, FilterTableModel.TableSelection<R>, MultiSelection<T>

public interface SingleSelection<T>

A selection model managing a single selected item.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static interface	SingleSelection.Item<T>

Method Summary

Modifier and Type	Method	Description
Observer<?>	changing()	To prevent a selection change, add a listener throwing a CancelException.
void	clear()	Clears the selection
ObservableState	empty()
SingleSelection.Item<T>	item()

Method Details

empty

ObservableState empty()

Returns:

an ObservableState indicating whether the selection is empty

changing

Observer<?> changing()

To prevent a selection change, add a listener throwing a CancelException.

Returns:

an observer notified when the selection is about to change

item

SingleSelection.Item<T> item()

Returns:

the selected item

clear

void clear()

Clears the selection