Creating Radio Buttons in an Applet Window using Advanced Java Programming

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The following program code show how to create a Radio Buttons in Applet Window:

/* =========================================================== File Name : RadioButtonTest.java WebSite : http://javaproglang.blogspot.in/ Facebook : https://www.facebook.com/AdvanceJavaProgramming Created By : Bintu Chaudhary =========================================================== */ import java.awt.*; import java.applet.*; /* <APPLET Code="RadioButtonTest" Width=500 Height=200> </APPLET> */ public class RadioButtonTest extends Applet { public void init( ) { CheckboxGroup chkgrp = new CheckboxGroup ( ); Checkbox chkRed,chkBlue,chkYellow,chkGreen,chkOrange; chkRed = new Checkbox("Red", chkgrp, false); chkBlue = new Checkbox("Blue", chkgrp, false); chkYellow = new Checkbox("Yellow", chkgrp, false); chkGreen = new Checkbox("Green", chkgrp, true); chkOrange = new Checkbox("Orange", chkgrp, false); add(chkRed); add(chkBlue); add(chkYellow); add(chkGreen); add(chkOrange); } }

The above code will be stored in the file called RadioButtonTest.java, which on compilation will crate a class file called RadioButton.class. Now compiple this file using below commands in the DOS mode:

C:\>jdk1.4\bin>javac RadioButtonTest.java
C:\>jdk1.4\bin>appletviewer RadioButton.java

"Output of RadioButtonTest.java"

Download Complete Program   -

Methods of the CheckboxGroup/RadioButton Object:

Methods	Action
getCheckboxGroup()	To access the group of any given check box
setCheckboxGroup	to change the group of any given check box
getSelectedCheckbox	Gets the selected checkbox
setSelectedCheckbox(Checkbox chkbox)	Sets the given checkbox as selected

AWT Controls

Label	Buttons	Check Boxes	Radio Buttons
Choice Controls	TextFields & Password	TextAreas	Scrolling Lists	Scrollbars