org.eclipse.fx.ui.controls.tree

Interface TreeItemComparator<T>

Type Parameters:

T - element type

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface TreeItemComparator<T>

This interface can be used together with SortableTreeItem to sort the items in the list.

Method Summary

Modifier and Type	Method and Description
int	compare(javafx.scene.control.TreeItem<T> parent, T o1, T o2) Compare two tree items to do sorting
static <T> TreeItemComparator<T>	create(java.util.Comparator<T> comparator) Utility method to create a TreeViewComparator from a given Comparator

Method Detail

compare

int compare(javafx.scene.control.TreeItem<T> parent,
            T o1,
            T o2)

Compare two tree items to do sorting

Parameters:

parent - the parent tree item of the elements or null if there is no parent

o1 - the first element

o2 - the second element

Returns:

a negative integer, zero, or a positive integer as the first argument is less than, equal to, or greater than the second.

create

static <T> TreeItemComparator<T> create(java.util.Comparator<T> comparator)

Utility method to create a TreeViewComparator from a given Comparator

Parameters:

comparator - the comparator

Returns:

new TreeViewComparator