eu.fthevenet.util.javafx.controls

Class TreeViewUtils

java.lang.Object

eu.fthevenet.util.javafx.controls.TreeViewUtils

public class TreeViewUtils
extends java.lang.Object

Helper methods to walk JavaFX TreeViews

Author:

Frederic Thevenet

Constructor Summary

Constructors

Constructor and Description
TreeViewUtils()

Method Summary

Modifier and Type	Method and Description
static <T> java.util.List<javafx.scene.control.TreeItem<T>>	findAllInTree(javafx.scene.control.TreeItem<T> currentTreeItem, java.util.function.Predicate<javafx.scene.control.TreeItem<T>> predicate) Finds all tree items that match the provided predicate.
static <T> java.util.Optional<javafx.scene.control.TreeItem<T>>	findFirstInTree(javafx.scene.control.TreeItem<T> currentTreeItem, java.util.function.Predicate<javafx.scene.control.TreeItem<T>> predicate) Finds the first tree item that matches the provided predicate.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TreeViewUtils

public TreeViewUtils()

Method Detail

findFirstInTree

public static <T> java.util.Optional<javafx.scene.control.TreeItem<T>> findFirstInTree(javafx.scene.control.TreeItem<T> currentTreeItem,
                                                                                       java.util.function.Predicate<javafx.scene.control.TreeItem<T>> predicate)

Finds the first tree item that matches the provided predicate.

Type Parameters:

T - the type for the tree item

Parameters:

currentTreeItem - the node in the tree where to start searching.

predicate - the predicate onto witch the search is based.

Returns:

an Optional encapsulating the TreeItem instance matching the predicate.

findAllInTree

public static <T> java.util.List<javafx.scene.control.TreeItem<T>> findAllInTree(javafx.scene.control.TreeItem<T> currentTreeItem,
                                                                                 java.util.function.Predicate<javafx.scene.control.TreeItem<T>> predicate)

Finds all tree items that match the provided predicate.

Type Parameters:

T - the type for the tree item

Parameters:

currentTreeItem - the node in the tree where to start searching.

predicate - the predicate onto witch the search is based.

Returns:

a list of Optional encapsulating the TreeItem instances matching the predicate.