Class KeyAdapter

  • All Implemented Interfaces:
    KeyListener

    public abstract class KeyAdapter
    extends java.lang.Object
    implements KeyListener
    This adapter class provides default implementations for the methods described by the KeyListener interface.

    Classes that wish to deal with KeyEvents can extend this class and override only the methods which they are interested in.

    Since:
    1.2
    See Also:
    KeyListener, KeyEvent
    • Constructor Summary

      Constructors 
      Constructor Description
      KeyAdapter()  
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void keyPressed​(KeyEvent e)
      Sent when a key is pressed on the system keyboard.
      void keyReleased​(KeyEvent e)
      Sent when a key is released on the system keyboard.
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Constructor Detail

      • KeyAdapter

        public KeyAdapter()
    • Method Detail

      • keyPressed

        public void keyPressed​(KeyEvent e)
        Sent when a key is pressed on the system keyboard. The default behavior is to do nothing.
        Specified by:
        keyPressed in interface KeyListener
        Parameters:
        e - an event containing information about the key press
      • keyReleased

        public void keyReleased​(KeyEvent e)
        Sent when a key is released on the system keyboard. The default behavior is to do nothing.
        Specified by:
        keyReleased in interface KeyListener
        Parameters:
        e - an event containing information about the key release