... Listing
6. 5. Figure 6. 7 shows Appletviewer running Applet4.
Figure 6. 7 : The Applet4 applet converts and displays an integer value.
Listing 6. 5 Applet4 .java: The Source Code for Applet4.
import java. awt.*;
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... line, value can be any value from -32, 768 to 32, 767 , as described previously. In Java,
short values are twice as big in memory- 16 bits (or t...
... source is a string.
Example: Reading a File
There are many ways to read files using Java& apos;s I/O classes. The most basic, however, is to read a file
byte -by- byte. Suppose, for example, you wanted ... Listing 36. 1.
Figure 36. 1 shows the applet running under Appletviewer.
Figure 36. 1 : This is IntApplet running under Appletviewer.
Listing 36. 1 IntApplet .java: Using the Integer Cla...
... Listing 16. 4 is the source code for the applet. Use
Listing 16. 2 to create ArcApplet's HTML document, by changing each occurrence of RectApplet to
ArcApplet.
Listing 16. 4 ARCAPPLET .JAVA: An ... paint()
method. Listing 16. 1 is just such an applet, whereas Listing 16. 2 is the HTML document that displays the
applet. Figure 16. 4 shows the applet running under Appletviewer.
Figure 16...
... the original Java- compatible Web browser.
java
This is the Java interpreter, which runs applets and
applications by reading and interpreting byte-code .CLASS
files.
javac
This is the Java compiler, ... Here's an example of
using these options from the command line.
javadoc -classpath c:\classes -d c:\classes -verbose arcapplet .java
Using the Disassembler
The javap tool is...
... source code in a file with the .java extension. Then you use the Java compiler, javac,
to compile the source code into byte-code form. Just like a normal class, the byte-code file will have the
.class ... PackageApplet .java: An Applet That Uses Your New Package.
import java. awt.*;
import java. applet.*;
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Two Kinds of Threads
In Java...
... do-while Loops
CONTENTS
The while Loop
Example: Using a while Loop❍
Example: Using a while Loop in a Program❍
●
The do-while Loop
Example: Using a do-while Loop❍
Example: Using a do-while Loop in ... for Loop●
Example: Using a for Loop●
Example: Using a for Loop in a Program●
Changing the Increment Value●
Example: Looping with Different Increments●
Using Variables in Loops●
Exampl...
... Checkbox("The Adventures of Javaman", group, true);
checkbox2 =
new Checkbox(" ;Java by Example& quot;, group, false);
checkbox3 =
new Checkbox(" ;Java and the Single Guy", ... Checkbox("The Adventures of Javaman", null, false);
checkbox2 =
new Checkbox(" ;Java by Example& quot;, null, false);
checkbox3 =
new Checkbox(" ;Java and the Sing...
... that was pressed.
Force Java to redraw the applet.
Tell Java that the event was handled.
Handling Events Directly
All of the events received by your applet are processed by the handleEvent() method, ... for example, that lets Java know when an on-screen button
component has been clicked. You don't have to worry about clicks on on-screen buttons (usually),
because they're...