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Outline. Java Applet [ p.2 in Java-17-Applet.pdf ] Execution method [ p.11, 12 in Java-17-Applet.pdf ] Applet class Applet life cycle Graphics method AWT GUI with Listener. 1. Java Applet. Framework:. XXX.html. XXX.Java. XXX.Class. XXX.Class. 1. Java Applet (Example 1).

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  1. Outline Java Applet [p.2 in Java-17-Applet.pdf] Execution method [p.11, 12 in Java-17-Applet.pdf] Applet class Applet life cycle Graphics method AWT GUI with Listener

  2. 1. Java Applet Framework: XXX.html XXX.Java XXX.Class XXX.Class

  3. 1. Java Applet (Example 1) Align text left No constructor here [p.5 in Java-17-Applet.pdf] No main [p.9], setVisible [p.9], setTitle [p.9], setSize [p.10], setDefaultCloseOperation [p.10] methods as well Align top

  4. 1. Java Applet (Example 1) [p.26 in Java-17-Applet.pdf]

  5. 1. Java Applet (Example 1)

  6. Click here

  7. 3. Java Applet (Example 2) Example:

  8. 3. Java Applet (Example 2) Example:

  9. 3. Java Applet (Example 2) Example:

  10. 2. Execution Method The 1st method: Using the appletviewer FirstAppletDemo.html Description - The appletviewer command allows you to run applets outside of the context of a World-Wide Web browser. http://download.oracle.com/javase/1.3/docs/tooldocs/win32/appletviewer.html

  11. 2. Execution Method The 2nd method: Html

  12. 3. Applet Class Main Methods (Life cycle): init() – called exactly once in an applet's life, when the applet is first loaded start() – alled at least once in an applet's life, when the applet is started or restarted stop() – called at least once in an applet's life, when the browser leaves the page in which the applet is embedded destroy() – called exactly once in an applet's life, just before the browser unloads the applet http://www.cafeaulait.org/course/week5/28.html

  13. 4. Applet Life Cycle paint() http://www.cafeaulait.org/course/week5/28.html

  14. 4. Applet Life Cycle Example:

  15. 4. Applet Life Cycle Example:

  16. 4. Applet Life Cycle Example:

  17. 5. Graphics (0, 0) (250, 0) 90 輸出文字 60 (60, 90) (0, 250) (250, 250)

  18. 5. Graphics Example:

  19. 5. Graphics Example:

  20. 5. Graphics Example:

  21. 6. AWT GUI AWT (Abstract Windowing Toolkit): Label Button Checkbox Choice TextField List Scrollbar …

  22. 6. AWT GUI Example:

  23. 6. AWT GUI Example:

  24. 6. AWT GUI Example:

  25. 7. AWT GUI Example:

  26. 7. Listener Example:

  27. 7. AWT GUI Example:

  28. 7. AWT GUI Example:

  29. Weekly Sentence • No gains without pains

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