labeltest.java

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// Fig. 13.4: LabelTest.java
// Demonstrating the JLabel class.
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

public class LabelTest extends JFrame {
   private JLabel label1, label2, label3;

   // set up GUI
   public LabelTest()
   {
      super( "Testing JLabel" );

      // get content pane and set its layout
      Container container = getContentPane();
      container.setLayout( new FlowLayout() );

      // JLabel constructor with a string argument
      label1 = new JLabel( "Label with text" );
      label1.setToolTipText( "This is label1" );
      container.add( label1 );

      // JLabel constructor with string, Icon and alignment arguments
      Icon bug = new ImageIcon( "bug1.gif" );
      label2 = new JLabel( "Label with text and icon", bug, 
         SwingConstants.LEFT );
      label2.setToolTipText( "This is label2" );
      container.add( label2 );

      // JLabel constructor no arguments
      label3 = new JLabel();
      label3.setText( "Label with icon and text at bottom" );
      label3.setIcon( bug );
      label3.setHorizontalTextPosition( SwingConstants.CENTER );
      label3.setVerticalTextPosition( SwingConstants.BOTTOM );
      label3.setToolTipText( "This is label3" );
      container.add( label3 );

      setSize( 275, 170 );
      setVisible( true );

   } // end constructor

   public static void main( String args[] )
   { 
      LabelTest application = new LabelTest();
      application.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
   }

} // end class LabelTest