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Chapter 19 java.awt Reference |
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MenuComponent
Name
MenuComponent
![[Graphic: Figure from the text]](./figs/menuco2.gif)
Description
The abstract MenuComponent class represents the parent of all menu GUI components.
Class Definition
public abstract class java.awt.MenuComponent
extends java.lang.Object
implements java.io.Serializable {
// Instance Methods
public final void dispatchEvent (AWTEvent e); 
public Font getFont();
public String getName();
public MenuContainer getParent();
public MenuComponentPeer getPeer(); 
public boolean postEvent (Event e);
public void removeNotify();
public void setFont (Font f);
public void setName (String name);
public String toString();
// Protected Instance Methods
protected String paramString();
protected void processEvent (AWTEvent e);
}
Instance Methods
dispatchEvent
public final void dispatchEvent (AWTEvent e)
- Parameters
-
- e
-
The AWTEvent to process.
- e
- Description
-
Tells the menu component to deal with the AWTEvent e.
getFont
public Font getFont()
- Returns
-
The font for the current MenuComponent.
getName
public Font getName()
- Returns
-
The name for the current MenuComponent.
getParent
public MenuContainer getParent()
- Returns
-
The parent MenuContainer for the MenuComponent.
getPeer
public MenuComponentPeer getPeer()
- Returns
-
A reference to the MenuComponent's peer.
postEvent
public boolean postEvent (Event e)
- Parameters
-
- e
-
Event instance to post to component.
- e
- Returns
-
Ignored for menus.
- Description
-
Tells the Frame that contains the MenuBar containing the MenuComponent to deal with Event.
removeNotify
public void removeNotify()
- Description
-
Removes peer of MenuComponent's subclass.
setFont
public void setFont (Font f)
- Parameters
-
- f
-
New font for MenuComponent.
- f
- Description
-
Changes the font of the label of the MenuComponent.
setName
public void setName (String name)
- Parameters
-
- name
-
New name for MenuComponent.
- name
- Description
-
Changes the name of the MenuComponent.
toString
public String toString()
- Returns
-
A string representation of the MenuComponent object.
- Overrides
-
Object.toString()
- Overrides
Protected Instance Methods
paramString
protected String paramString()
- Returns
-
String with current settings of MenuComponent.
- Overrides
-
Component.paramString()
- Description
-
Helper method for toString() to generate string of current settings.
processEvent
protected void processEvent (AWTEvent e)
- Parameters
-
- e
-
The event to process.
- e
- Description
-
Low-level AWTEvents are passed to this method for processing.
See Also
Event, Font, MenuBar, MenuComponentPeer, MenuContainer, MenuItem, Object, Serializable, String
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| MenuBar |  |
MenuContainer |
