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com.flexstor.common.awt.menu
Class MenuItemGroup  

java.lang.Object
  com.flexstor.common.awt.menu.MenuItemGroup

All Implemented Interfaces:

java.util.Observer

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public class MenuItemGroup

extends java.lang.Object

implements java.util.Observer

This class implements a group of menu items. Within the group, only one and exactly one item can be selected. Selection of one item automatically deselects the previous item. MenuItemgroup is an Observer of CheckboxMenuItem.

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Field Summary
(package private)  CheckboxMenuItem	currentItem
(package private)  com.flexstor.common.util.FlexVector	items

 

Constructor Summary

MenuItemGroup()

 

Method Summary
void	add(CheckboxMenuItem item)           Add a menu item to this group and sets up observer relationship.
CheckboxMenuItem	getCurrent()           Gets the currently selected item
void	update(java.util.Observable o, java.lang.Object checkboxMenuItem)           Implementation of Observer.

 

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

 

Field Detail

items

com.flexstor.common.util.FlexVector items

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currentItem

CheckboxMenuItem currentItem

Constructor Detail

MenuItemGroup

public MenuItemGroup()

Method Detail

add

public void add(CheckboxMenuItem item)

Add a menu item to this group and sets up observer relationship.

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update

public void update(java.util.Observable o,
                   java.lang.Object checkboxMenuItem)

Implementation of Observer. Reacts to a notification when state of a CheckboxMenuItem changes.

Specified by:

update in interface java.util.Observer

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getCurrent

public CheckboxMenuItem getCurrent()

Gets the currently selected item

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