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| Chapter 21 java.awt.event Reference |

# AdjustmentListener

## Name

AdjustmentListener

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## Description

Objects that implement the `AdjustmentListener` interface can receive `AdjustmentEvent` objects. Listeners must first register themselves with objects that produce events. When events occur, they are then automatically propagated to all registered listeners.

## Interface Definition

    public abstract interface java.awt.event.AdjustmentListener
       extends java.util.Eventlistener {
      // Interface Methods
      public abstract void adjustmentValueChanged (AdjustmentEvent e);
    }

## Interface Methods

### adjustmentPerformed

#### public abstract void adjustmentValueChanged (AdjustmentEvent e)

Parameters

  e

    The adjustment event that occurred.

Description

  Notifies the `AdjustmentListener` that an event occurred.

## See Also

`AdjustmentEvent`, `AWTEventMulticaster`, `EventListener`

AdjustmentEvent |  | ComponentAdapter