How do I change the icon of a JFrame image?

Example to change TitleBar icon in Java Swing

  1. import javax.swing.*;
  2. import java.awt.*;
  3. class IconExample {
  4. IconExample(){
  5. JFrame f=new JFrame();
  6. Image icon = Toolkit.getDefaultToolkit().getImage(“D:\\icon.png”);
  7. f.setIconImage(icon);
  8. f.setLayout(null);

Which method is used to display icon on a component?

Icon is small fixed size picture, typically used to decorate components. ImageIcon is an implementation of the Icon interface that paints icons from images. Images can be created from a URL, filename, or byte array. The Icon’s paintIcon() method draws the icon at the specified location.

How do I use an icon image?

How to Use Icons

  1. ImageIcon icon = createImageIcon(“images/middle.gif”, “a pretty but meaningless splat”); label1 = new JLabel(“Image and Text”, icon, JLabel.CENTER); label3 = new JLabel(icon);
  2. /** Returns an ImageIcon, or null if the path was invalid.
  3. ImageIcon icon = new ImageIcon(“images/middle.

What is Toolkit in Java?

15.1 Toolkit. The Toolkit object is an abstract class that provides an interface to platform-specific details like window size, available fonts, and printing. Every platform that supports Java must provide a concrete class that extends the Toolkit class.

How do I change the logo of a jar file?

You can create a shortcut for the . jar and then you can change it: Right button >> Properties >> Change Icon. p.s. The icon file should be a .

What is Java JFrame?

JFrame in Java: Introduction to Java JFrames JFrame is a top-level container that provides a window on the screen. A frame is actually a base window on which other components rely, namely the menu bar, panels, labels, text fields, buttons, etc. Almost every other Swing application starts with the JFrame window.

What is Java AWT headless?

Headless mode This means that your Java application does not display windows or dialog boxes, does not accept keyboard or mouse input, and does not use any heavyweight AWT components. This mode is selected by specifying Java property java. awt. headless=true on the Java invocation.