Java Foundation Classes in a Nutshell

Table 2−2: GUI Components of Swing (continued)

Component Name Description

JTextPane A subclass of JEditorPane for displaying and editing

for matted text that is not in HTML or RTF format.

Suitable for adding simple word processing

functionality to an application.

JToggleButton The parent component of both JCheckBox and

JRadioButton.

JToolBar A component that displays a set of user-selectable

tools or actions.

JToolTip A lightweight pop-up window that displays simple

documentation or tips when the mouse pointer lingers

over a component.

JTree A power ful component for the display of tree-

structur ed data. Data values are typically strings, but

the component can be customized to display any kind

of data. Used in conjunction with the

javax.swing.tree package.

Proper ties

Every AWT and Swing component can have its appearance and behavior cus-

tomized by specifying values for its pr operties.InExample 2-1, we set the

text

pr operty of the JButton components by calling the setText() method and the

border pr operty of the JLabel by calling setBorder().

The properties of a component are not a formal part of a Java class, in the way

that the fields and methods of a class are. Instead, the notion of properties is

mer ely a naming convention adopted from the JavaBeans component framework.

When a component defines a pair of public accessor methods whose names begin

with “set” and “get”, this pair of methods defines a ...