JTextField setColumns and getColumns Example

This java example code shows how to use JTextField setColumn and getColumns methods.To start with first you need to import JTextField fro...

This java example code shows how to use JTextField setColumn and getColumns methods.To start with first you need to import JTextField from Swing class.

/**
 *
 * @author Eric
 * Blog:www.techoverload.net
 * This Examples shows how to set and get JTextField columns
 */
import javax.swing.JFrame;
import javax.swing.JTextField;
import java.awt.Dimension;
import java.awt.FlowLayout;
public class JTextFieldExample {
    public JFrame frame;
    public JTextField field;
    JTextFieldExample()
    {
    frame=new JFrame("JTextField Example");
    frame.setLayout(new FlowLayout());
    //create JTextField object
    field=new JTextField();
    //set JTextField columns
    field.setColumns(10);
    //end setting columns
    //Get columns
   int col= field.getColumns();
   System.out.println("Field columns are "+col);

   //end getting columns

    frame.add(field);
    //=======================
    frame.setSize(new Dimension(300,300));
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  
    frame.setVisible(true);
    
    }
    public static void main(String args[])
    {
    new JTextFieldExample();
    }
    
}

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