Learn how to display fixed text or images with JLable component.
Labels display fixed text or images on a GUI as information to the user, for example, as a label in front of a a JTextField, etc.
You can have text (including HTML), an image, or both on a JLabel. A JLabel has a transparent background, so it will always match the container it is in.
Here we are discussing about the JLabel constructors.
Assume the following declarations.
String text; Icon image; int alignment; //
JLabel yourLabel = new JLabel(text); JLabel yourLabel = new JLabel(text, alignment); JLabel yourLabel = new JLabel(image); JLabel yourLabel = new JLabel(image, alignment); JLabel yourLabel = new JLabel(text, image, alignment);
Because there is usually no need to refer to a JLabel after it has been added to a container, it is common to combine creation and adding the JLabel in one statement. For example.
p.add(new JLabel("Enter your ID:", JLabel.RIGHT));
is the same as
JLabel idLabel = new JLabel("Enter your ID:", JLabel.RIGHT); . . . p.add(idLabel);
You may put HTML text in a JLabel. In this case the text should
<html> and end with
The most user-friendly interfaces are usually obtained by using the default appearance (font, color, background), but there are cases where you want to change these.
The font of a JLabel can be changed like this.
JLabel title = new JLabel("Want a Raise?", JLabel.CENTER); title.setFont(new Font("Serif", Font.BOLD, 48));
Use the setFor