Interface java.awt.event.KeyListener - JDK 5 Documentation v1.1.8, Java 2 SDK 英文文档

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Interface java.awt.event.KeyListener

public interface KeyListener
extends EventListener

The listener interface for receiving keyboard events.

keyPressed(KeyEvent): Invoked when a key has been pressed.
keyReleased(KeyEvent): Invoked when a key has been released.
keyTyped(KeyEvent): Invoked when a key has been typed.

keyTyped

 public abstract void keyTyped(KeyEvent e)

Invoked when a key has been typed. This event occurs when a key press is followed by a key release.

keyPressed

 public abstract void keyPressed(KeyEvent e)

Invoked when a key has been pressed.

keyReleased

 public abstract void keyReleased(KeyEvent e)

Invoked when a key has been released.

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