Module one.jpro.platform.file

Package one.jpro.platform.file.util

Interface NodeUtils

public interface NodeUtils

Utility class for working with nodes.

Author:

Besmir Beqiri, Indrit Beqiri

Field Summary

Fields

Modifier and Type	Field	Description
static final Object	EVENT_HANDLER_KEY
static final Object	MULTI_FILE_UPLOADER_KEY

Method Summary

Static Methods

Modifier and Type	Method	Description
static <T extends javafx.event.Event> void	addEventHandler(javafx.scene.Node node, javafx.event.EventType<T> eventType, javafx.event.EventHandler<? super T> eventHandler)	Adds (or replaces) an event handler on the specified node for the given event type.
static <K, V> V	getPropertyValue(javafx.scene.Node node, K key, V defaultValue)	Retrieves the value of a property associated with the given key from a node.

Field Details

MULTI_FILE_UPLOADER_KEY

static final Object MULTI_FILE_UPLOADER_KEY

EVENT_HANDLER_KEY

static final Object EVENT_HANDLER_KEY

Method Details

getPropertyValue

static <K,
V> V getPropertyValue(javafx.scene.Node node,
 K key,
 V defaultValue)

Retrieves the value of a property associated with the given key from a node.

Type Parameters:

K - the type of the key

V - the type of the value

Parameters:

node - the node to retrieve the property value from

key - the key of the property to retrieve

defaultValue - the default value to return if the property does not exist

Returns:

the value of the property associated with the given key, or the default value if the property does not exist

addEventHandler

static <T extends javafx.event.Event> void addEventHandler(javafx.scene.Node node,
 javafx.event.EventType<T> eventType,
 javafx.event.EventHandler<? super T> eventHandler)

Adds (or replaces) an event handler on the specified node for the given event type. If an event handler for this event type was previously added via this method, it is first removed before adding the new handler. Only one handler per event type is maintained through this utility.

Type Parameters:

T - the specific subclass of Event being handled

Parameters:

node - the node to which the event handler will be added

eventType - the event type to handle

eventHandler - the event handler to be added