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/* Determine If The Checkbox Is Visible Example This java example shows how to determine if the Checkbox is visible or not using isVisible method. */ import java.applet.Applet; import java.awt.Graphics; import java.awt.Checkbox; /* <applet code="DetermineIfCheckboxVisible" width=100 height=200> </applet> */ public class DetermineIfCheckboxVisible extends Applet{ boolean isCheckbox1Visible; boolean isCheckbox2Visible; public void init(){ //create Checkboxes Checkbox Checkbox1 = new Checkbox("Checkbox 1"); Checkbox Checkbox2 = new Checkbox("Checkbox 2"); //add Checkboxes add(Checkbox1); add(Checkbox2); Checkbox2.setVisible(false); /* * To determine if the Checkbox is visible or not use * boolean isVisible() method. */ isCheckbox1Visible = Checkbox1.isVisible(); isCheckbox2Visible = Checkbox2.isVisible(); } public void paint(Graphics g){ g.drawString("Is Checkbox 1 visible? " + isCheckbox1Visible, 10,50); g.drawString("Is Checkbox 2 visible? " + isCheckbox2Visible, 10,70); } } |
Example Output
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