Java Foundation Classes in a Nutshell

public abstract void removeItemListener(java.awt.e vent.ItemListener l);

// Public Instance Methods

public abstract Object[ ] getSelectedObjects();

}

Implementations: Checkbox, CheckboxMenuItem, Choice, java.awt.List, javax.swing .AbstractButton,

javax.swing .ButtonModel, javax.swing .JComboBox

Passed To: java.awt.event.ItemEvent.ItemEvent()

Retur ned By: java.awt.event.ItemEvent.getItemSelectable()

Label Ja va 1.0

java.awt serializable AWT component PJ1.1

This class is a Component that displays a single specified line of read-only text. The con-

stant values specify the text alignment within the component and can be specified in a

call to the constructor or used with setAlignment().

public class Label extends Component {

// Public Constructors

public Label();

public Label(String text);

public Label(String text, int alignment);

// Public Constants

=1public static final int CENTER;

=0public static final int LEFT;

=2public static final int RIGHT;

// Property Accessor Methods (by property name)

default:0public int getAlignment();

synchronizedpublic void setAlignment(int alignment);

default:""public String getText();

public void setText(String text);

// Public Methods Overriding Component

public void addNotify();

// Protected Methods Overriding Component

protected String paramString();

}

Hierar chy: Object→ Component(java.awt.image.ImageObser ver, MenuContainer, Serializable)→ Label

Passed To: Toolkit.createLabel()

La ...