Package com.vaadin.flow.component

Interface HasValue.ValueChangeEvent<V>

Type Parameters:
V - the value type
All Superinterfaces:
Serializable
All Known Implementing Classes:
AbstractField.ComponentValueChangeEvent, MultiSelectionEvent, SingleSelectionEvent
Enclosing interface:
HasValue<E extends HasValue.ValueChangeEvent<V>,V>
public static interface HasValue.ValueChangeEvent<V> extends Serializable
An event fired when the value of a HasValue changes.

  • Method Summary

    Modifier and Type
    Method
    Description
    HasValue<?,V>
    getHasValue()
     
    V
    getOldValue()
    Returns the value of the source before this value change event occurred.
    V
    getValue()
    Returns the new value that triggered this value change event.
    boolean
    isFromClient()
    Checks if this event originated from the client side.

  • Method Details

    • getHasValue

      HasValue<?,V> getHasValue()

    • isFromClient

      boolean isFromClient()
      Checks if this event originated from the client side.
      Returns:
      true if the event originated from the client side, false otherwise

    • getOldValue

      V getOldValue()
      Returns the value of the source before this value change event occurred.
      Returns:
      the value previously held by the source of this event

    • getValue

      V getValue()
      Returns the new value that triggered this value change event.
      Returns:
      the new value