May 2024
Intermediate to advanced
368 pages
11h 3m
English
book
Object Oriented Programming Through Java by Pearson
by Ramesh Vasappanavara, Anand Vasappanavara, Gautam Vasappanavara
Content preview from Object Oriented Programming Through Java by Pearson
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AWT User Interface Components 9.7
9. TextArea(“Welcome JNTU Students”,10,20);
10. frame.add(ta);
11. frame.setLayout(new FlowLayout());
12. frame.setSize(500,500);
13. frame.setVisible(true);
14. frame.addWindowListener(new WindowAdapter()
15. {public void windowClosing( WindowEvent e){
16. System.exit(0); }
17. });
18. }}
Line No. 10: We have used flow lay out at
At Line Nos. 5 and 6: we have initiated a void main(). Hence, this is NOT an applet.
At Line No. 7: we define frame to hold all our components. Frame is used for appli-
cation development using GUI components.
At Line No. 18: we have to explicitly make frame visible: frame.setVisible(true); ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.