Skip to Content
Home » Applets And AWT » AWT List » Determine If The Index Is Selected AWT List Example

Determine If The Index Is Selected AWT List Example

  1. /*
  2.         Determine If The Index Is Selected AWT List Example
  3.         This java example shows how to determine if the specific index is selected
  4.         from a list using Java AWT List class.
  5. */
  6.  
  7. import java.applet.Applet;
  8. import java.awt.Graphics;
  9. import java.awt.List;
  10. import java.awt.event.ItemEvent;
  11. import java.awt.event.ItemListener;
  12.  
  13. /*
  14. <applet code="DetermineIfIndexIsSelected" width=200 height=200>
  15. </applet>
  16. */
  17.  
  18. public class DetermineIfIndexIsSelected extends Applet implements ItemListener{
  19.        
  20.         List list = null;
  21.        
  22.         public void init(){
  23.                
  24.                 //create a list
  25.                 list = new List(5, true);
  26.                
  27.                 //add items to a list  
  28.                 list.add("One");
  29.                 list.add("Two");
  30.                 list.add("Three");
  31.                 list.add("Four");
  32.                 list.add("Five");
  33.                 list.add("Six");
  34.                 list.add("Seven");
  35.                
  36.                 //add list
  37.                 add(list);
  38.                
  39.                 //add listener
  40.                 list.addItemListener(this);
  41.        
  42.         }
  43.  
  44.         public void paint(Graphics g){
  45.                
  46.                 /*
  47.                  * To determine if the specific index of AWT list is selected or not, use
  48.                  * boolean isIndexSelected(int index)
  49.                  * method.
  50.                  */
  51.                
  52.                 g.drawString("Is index 2 selected? : " + list.isIndexSelected(2), 10, 120);
  53.         }
  54.        
  55.         public void itemStateChanged(ItemEvent ie) {
  56.                 repaint();             
  57.         }
  58.  
  59.        
  60. }

Example Output

Receive Latest Java examples in your email: 

Related Java Examples

Get Selected Index From Single Select AWT List Example
Get Selected Items From Multi Select AWT List Example
Get Selected Item From Single Select AWT List Example
Get Selected Indexes From Multi Select AWT List Example
Get Item From AWT List Example
Determine Multiple Selection Mode Of AWT List Example
Insert Item To a List At Specified Index Example
Replace Item Of AWT List Example