December 2003
Intermediate to advanced
764 pages
24h 58m
English
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Using Java Applets
A Java applet is a Java class that is identified by a special element in an HTML page. The browser loads the class and executes it. An applet can provide a nice user interface on a web page. The problem is that the browsers don’t keep up with the Java release cycles for the native Java support. Many users still have browsers that support only JDK 1.0, and more current browsers have so many limitations and bugs in their implementations that you’re still limited to JDK 1.0 features to make the applet work.
To address this issue, Sun provides a Java runtime environment that can be integrated in a browser using the browser’s native plug-in API. The product is appropriately named the Java Plugin, and as of this writing the JDK 1.4 version is available for Netscape Navigator and Internet Explorer on Windows, Linux, and Solaris. For an up-to-date list of supported platforms, visit Sun’s Java Plugin page at http://java.sun.com/products/plugin/.
With the Java Plugin, you can use the latest Java features in your
applets, such as the Swing GUI classes, collection classes, enhanced
security, and more. But there’s one more hurdle you
have to jump. The HTML element you need in a page to get the Java
Plugin (or any plug-in component) installed and loaded by the browser
differs between Internet Explorer and Netscape Navigator. For
Netscape, you need to use the <embed>
element, while Internet Explorer requires the
<object> element. Fortunately, JSP provides an easy solution to ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.