Package org.eclipse.swt.events

Interface KeyListener

All Superinterfaces:
EventListener, SWTEventListener
All Known Implementing Classes:
AnnotationBarHoverManager.Closer, ContentAssistant.AutoAssistListener, HyperlinkManager, KeyAdapter, PaintManager
public interface KeyListener extends SWTEventListener
Classes which implement this interface provide methods that deal with the events that are generated as keys are pressed on the system keyboard.

After creating an instance of a class that implements this interface it can be added to a control using the addKeyListener method and removed using the removeKeyListener method. When a key is pressed or released, the appropriate method will be invoked.

See Also:

  • Method Details

    • keyPressed

      void keyPressed(KeyEvent e)
      Sent when a key is pressed on the system keyboard.
      Parameters:
      e - an event containing information about the key press

    • keyReleased

      void keyReleased(KeyEvent e)
      Sent when a key is released on the system keyboard.
      Parameters:
      e - an event containing information about the key release

    • keyPressedAdapter

      static KeyListener keyPressedAdapter(Consumer<KeyEvent> c)
      Static helper method to create a KeyListener for the keyPressed(KeyEvent e)) method with a lambda expression.
      Parameters:
      c - the consumer of the event
      Returns:
      KeyListener
      Since:
      3.106

    • keyReleasedAdapter

      static KeyListener keyReleasedAdapter(Consumer<KeyEvent> c)
      Static helper method to create a KeyListener for the keyReleased(KeyEvent e)) method with a lambda expression.
      Parameters:
      c - the consumer of the event
      Returns:
      KeyListener
      Since:
      3.106