ChangingComboBoxModel (Starjava UTIL API)

java.lang.Object
- javax.swing.AbstractListModel<E>
- - javax.swing.DefaultComboBoxModel
  - - uk.ac.starlink.util.gui.ChangingComboBoxModel

```
public class ChangingComboBoxModel
extends javax.swing.DefaultComboBoxModel
```
ComboBoxModel which can notify ChangeListeners and javax.swing.event.ActionListeners of changes in the selection.

Since:

6 Jun 2007

Author:

Mark Taylor

See Also:

Serialized Form

Field Summary
- Fields inherited from class javax.swing.AbstractListModel
  listenerList

Constructor Summary

Constructors
Constructor	Description
`ChangingComboBoxModel()`	Constructs an empty model.
`ChangingComboBoxModel(java.lang.Object[] items)`	Constructs a model with a given initial list of items.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`addActionListener(java.awt.event.ActionListener listener)`	Adds a listener which is notified whenever the selection changes.
`void`	`addChangeListener(javax.swing.event.ChangeListener listener)`	Adds a listener which is notified whenever the selection changes.
`protected void`	`fireActionPerformed(java.lang.Object source)`	Called to notify listeners of a change.
`protected void`	`fireSelectionChanged(java.lang.Object source)`	Called to notify listeners of a change.
`void`	`removeActionListener(java.awt.event.ActionListener listener)`	Removes a listener previously added by `#addListener`.
`void`	`removeChangeListener(javax.swing.event.ChangeListener listener)`	Removes a listener previously added by `#addListener`.
`void`	`setSelectedItem(java.lang.Object item)`

Methods inherited from class javax.swing.AbstractListModel
addListDataListener, fireContentsChanged, fireIntervalAdded, fireIntervalRemoved, getListDataListeners, getListeners, removeListDataListener

Methods inherited from class javax.swing.DefaultComboBoxModel
addElement, getElementAt, getIndexOf, getSelectedItem, getSize, insertElementAt, removeAllElements, removeElement, removeElementAt

Methods inherited from interface javax.swing.ListModel
addListDataListener, removeListDataListener

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - ChangingComboBoxModel
```
public ChangingComboBoxModel()
```
    Constructs an empty model.
  - ChangingComboBoxModel
```
public ChangingComboBoxModel(java.lang.Object[] items)
```
    Constructs a model with a given initial list of items.
    
    Parameters:
    
    items - initial list of items in the model
- Method Detail
  - addChangeListener
```
public void addChangeListener(javax.swing.event.ChangeListener listener)
```
    Adds a listener which is notified whenever the selection changes.
    
    Parameters:
    
    listener - listener to add
  - removeChangeListener
```
public void removeChangeListener(javax.swing.event.ChangeListener listener)
```
    Removes a listener previously added by #addListener.
    
    Parameters:
    
    listener - listener to remove
  - addActionListener
```
public void addActionListener(java.awt.event.ActionListener listener)
```
    Adds a listener which is notified whenever the selection changes.
    
    Parameters:
    
    listener - listener to add
  - removeActionListener
```
public void removeActionListener(java.awt.event.ActionListener listener)
```
    Removes a listener previously added by #addListener.
    
    Parameters:
    
    listener - listener to remove
  - setSelectedItem
```
public void setSelectedItem(java.lang.Object item)
```
    Overrides:
    
    setSelectedItem in class javax.swing.DefaultComboBoxModel
  - fireSelectionChanged
```
protected void fireSelectionChanged(java.lang.Object source)
```
    Called to notify listeners of a change.
    
    Parameters:
    
    source - change source
  - fireActionPerformed
```
protected void fireActionPerformed(java.lang.Object source)
```
    Called to notify listeners of a change.
    
    Parameters:
    
    source - change source

Class ChangingComboBoxModel

Field Summary

Fields inherited from class javax.swing.AbstractListModel

Constructor Summary

Method Summary

Methods inherited from class javax.swing.AbstractListModel

Methods inherited from class javax.swing.DefaultComboBoxModel

Methods inherited from interface javax.swing.ListModel

Methods inherited from class java.lang.Object

Constructor Detail

ChangingComboBoxModel

ChangingComboBoxModel

Method Detail

addChangeListener

removeChangeListener

addActionListener

removeActionListener

setSelectedItem

fireSelectionChanged

fireActionPerformed