JLabel: setPreferredSize(Dimension preferredSize) : JLabel « javax.swing « Java by API

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2. javax.swing
3. JLabel

JLabel: setPreferredSize(Dimension preferredSize)

 

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/*
 * Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved.
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import java.awt.BorderLayout;
import java.awt.Dimension;

import javax.swing.JFrame;
import javax.swing.JLabel;

/* FrameDemo.java requires no other files. */
public class Main {
  /**
   * Create the GUI and show it. For thread safety, this method should be
   * invoked from the event-dispatching thread.
   */
  private static void createAndShowGUI() {
    //Suggest that the L&F (rather than the system)
    //decorate all windows. This must be invoked before
    //creating the JFrame. Native look and feels will
    //ignore this hint.
    JFrame.setDefaultLookAndFeelDecorated(true);

    //Create and set up the window.
    JFrame frame = new JFrame("FrameDemo");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JLabel emptyLabel = new JLabel("");
    emptyLabel.setPreferredSize(new Dimension(175, 100));
    frame.add(emptyLabel, BorderLayout.CENTER);

    //Display the window.
    frame.pack();
    frame.setVisible(true);
  }

  public static void main(String[] args) {
    //Schedule a job for the event-dispatching thread:
    //creating and showing this application's GUI.
    javax.swing.SwingUtilities.invokeLater(new Runnable() {
      public void run() {
        createAndShowGUI();
      }
    });
  }
}
    

   
  

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