Different kinds of components

Regular widgets

• Does its own drawing and input handling, subject to your modifications

• You set attributes, like in JButton

• You install listener/callbacks, like actionPerformed, adjustmentValueChanged

  • For higher level input events processed by widget

Draw in a plain JPanel

• You provide callback for drawing: paintComponent()

• You provide callback for raw input handling

Container widgets

• Can also use JPanel for this

• Useful for layout, coming next...