users.swing
Class UserComboBoxModel

java.lang.Object
  javax.swing.AbstractListModel
      users.swing.UserListModel
          users.swing.UserComboBoxModel

All Implemented Interfaces:

Serializable, EventListener, ComboBoxModel, ListModel, UserDataListener, HelpableListener

public class UserComboBoxModel
extends UserListModel
implements ComboBoxModel

A ComboBoxModel modelling a UserManager.

Since:

v2.0

Author:

Steffen Zschaler

See Also:

UserManager, User, Serialized Form

Field Summary

protected User

m_usrSelection The currently selected user.

Fields inherited from class users.swing.UserListModel

m_cmpComparator, m_lUsers, m_ufFilter, m_um

Fields inherited from class javax.swing.AbstractListModel

listenerList

Constructor Summary

UserComboBoxModel()
Create a new UserComboBoxModel modelling the global UserManager.

UserComboBoxModel(UserFilter uf, Comparator<User> cmp)
Create a new UserComboBoxModel modelling the global UserManager.

UserComboBoxModel(UserManager um)
Create a new UserComboBoxModel modelling a given UserManager.

UserComboBoxModel(UserManager um, UserFilter uf, Comparator<User> cmp)
Create a new UserComboBoxModel modelling a given UserManager.

Method Summary

Object	getSelectedItem() Return the currently selected user.
void	setSelectedItem(Object oSelectedItem) Set the currently selected user, making sure that it is known to the UserManager.
void	updateModel() Update the local model.

Methods inherited from class users.swing.UserListModel

getElementAt, getSize, subscribe, unsubscribe, userAdded, userDeleted

Methods inherited from class javax.swing.AbstractListModel

addListDataListener, fireContentsChanged, fireIntervalAdded, fireIntervalRemoved, getListDataListeners, getListeners, removeListDataListener

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.swing.ListModel

addListDataListener, getElementAt, getSize, removeListDataListener

Field Detail

m_usrSelection

protected User m_usrSelection

The currently selected user.

Constructor Detail

UserComboBoxModel

public UserComboBoxModel()

Create a new UserComboBoxModel modelling the global UserManager.

UserComboBoxModel

public UserComboBoxModel(UserFilter uf,
                         Comparator<User> cmp)

Create a new UserComboBoxModel modelling the global UserManager.

Parameters:

uf - a filter that defines the set of users to be displayed. If null, no filtering will occur.

cmp - a Comparator that defines the order of the users to be displayed. The objects to be compared by this comparator will be Users. If null, users will be ordered by their names.

UserComboBoxModel

public UserComboBoxModel(UserManager um)

Create a new UserComboBoxModel modelling a given UserManager.

Parameters:

um - the UserManager to be modelled.

UserComboBoxModel

public UserComboBoxModel(UserManager um,
                         UserFilter uf,
                         Comparator<User> cmp)

Create a new UserComboBoxModel modelling a given UserManager.

Parameters:

um - the UserManager to be modelled.

uf - a filter that defines the set of users to be displayed. If null, no filtering will occur.

cmp - a Comparator that defines the order of the users to be displayed. The objects to be compared by this comparator will be Users. If null, users will be ordered by their names.

Method Detail

getSelectedItem

public Object getSelectedItem()

Return the currently selected user.

Specified by:

getSelectedItem in interface ComboBoxModel

Returns:

the currently selected user.

Override:

Never

setSelectedItem

public void setSelectedItem(Object oSelectedItem)

Set the currently selected user, making sure that it is known to the UserManager. If the given User is not known to the UserManager, the selection is not altered.

Specified by:

setSelectedItem in interface ComboBoxModel

Parameters:

oSelectedItem - the new selection.

Override:

Never

updateModel

public void updateModel()

Update the local model.

Specified by:

updateModel in interface HelpableListener

Overrides:

updateModel in class UserListModel

Override:

Never