Basic Principles (cont.)

• Associated with applet is a piece of real estate on the screen, which may contain
  • Text
  • Graphics
  • Images
  • Animations
  • Nothing
• Area usually a sub-area within the Browser Window
• Additional windows may be created
  • useful for applets which continue running until explicitly terminated
• Applet must be derived from the Applet class (java.applet.Applet)

  class MyApplet extends java.applet.Applet 

  • includes the principal facilities of AWT (Abstract Windowing Toolkit)
  • interfaces with X/Motif on Unix, Windows on PC, MacOS on Macintosh