Java GUI Basics

Java GUI BASICSand more

Presented by Med Rafik Megdiche

Hierarchy of a JAVA GUI

Window (Jframe, JDialog)

Menu Bar Content pane(JPanel)

Layout(FlowLayout)

Components (JLabel)

Intermediate Containers (JPanel)

• JPanel is used primarily for holding components

•Exemple :

JPanel content = new JPanel();

setContentPane(content);

pack();

Layout Manager

•Manage the size and position of component

•Group children into suitable layout

No manager

•Simple application

•No flexibility

•Absolute coordinates

FlowLayout (Default)

• Simply lays out components in a single row

• Starting a new row if its container is not sufficiently wide

GridLayout

BorderLayout

Listeners

• Attached to components and their methods are called when the component is used

Event Listeners

• ActionListener

• AdjustementListener

• ComponentListener

• ContainerListener

• FocusListener

• ItemListener

• KeyListener

• MouseMotionListener

• TextListener

• WindowListener

Events are divided into two groups

• represent window-system occurrences or low-level input.

Low-level events

• Everything else

• Preferable

semantic events

Look and feel

Thank you for your attention

Useful Links

• http://www.cril.univ-artois.fr/~lecoutre/teaching/poo/cours/pdf/interfacesGraphiques.pdf

• http://isabelle.thieblemont.pagesperso-orange.fr/java/

• http://docs.oracle.com/javase/tutorial/uiswing/lookandfeel/