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Count Number Of Items in a AWT Choice Or Combobox Example

  1. /*
  2.         Count Number Of Items in a AWT Choice Or Combobox Example
  3.         This java example shows how to count number of items of a choice or
  4.         combobox using getItemCount method of AWT Choice class.
  5. */
  6.  
  7. import java.applet.Applet;
  8. import java.awt.Choice;
  9. import java.awt.Graphics;
  10.  
  11. /*
  12. <applet code="CountNumberOfItems" width=200 height=200>
  13. </applet>
  14. */
  15.  
  16. public class CountNumberOfItems extends Applet{
  17.  
  18.         Choice language = null;
  19.        
  20.         public void init(){
  21.                
  22.                 //create choice or combobox
  23.                 language = new Choice();
  24.                
  25.                 //add items to the choice
  26.                 language.add("Java");
  27.                 language.add("C++");
  28.                 language.add("VB");
  29.                 language.add("Perl");
  30.                
  31.                 //add choice or combobox
  32.                 add(language);
  33.                
  34.         }
  35.        
  36.         public void paint(Graphics g){
  37.                
  38.                 /*
  39.                  * To count number of items in a choice or a combobox, use
  40.                  * int getItemCount() method of AWT Choice class.
  41.                  */
  42.                
  43.                 int items = language.getItemCount();
  44.                 g.drawString("There are " + items + " items in a combobox", 10, 70);
  45.         }
  46. }

Example Output

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