java.awt.event

Interface KeyListener

All Superinterfaces:

EventListener

All Known Implementing Classes:

AWTEventMulticaster, BasicComboBoxUI.KeyHandler, BasicComboPopup.InvocationKeyHandler, BasicTableUI.KeyHandler, BasicTreeUI.KeyHandler, KeyAdapter

public interface KeyListener
extends EventListener

This interface is for classes that wish to receive keyboard events. To watch a subset of these events, use a KeyAdapter.

Since:

1.1

See Also:

KeyAdapter, KeyEvent

Method Summary

Methods

Modifier and Type	Method and Description
void	keyPressed(KeyEvent event) This method is called when a key is pressed.
void	keyReleased(KeyEvent event) This method is called when a key is released.
void	keyTyped(KeyEvent event) This method is called when a key is typed.

Method Detail

keyTyped

void keyTyped(KeyEvent event)

This method is called when a key is typed. A key is considered typed when it and all modifiers have been pressed and released, mapping to a single virtual key.

Parameters:

event - the KeyEvent indicating that a key was typed

keyPressed

void keyPressed(KeyEvent event)

This method is called when a key is pressed.

Parameters:

event - the KeyEvent indicating the key press

keyReleased

void keyReleased(KeyEvent event)

This method is called when a key is released.

Parameters:

event - the KeyEvent indicating the key release