DefaultComboBoxModel (Java SE 10 & JDK 10 )

java.lang.Object
- javax.swing.AbstractListModel<E>
- - javax.swing.DefaultComboBoxModel<E>

Type Parameters:

E - the type of the elements of this model

All Implemented Interfaces:

Serializable, ComboBoxModel<E>, ListModel<E>, MutableComboBoxModel<E>
```
public class DefaultComboBoxModel<E>
extends AbstractListModel<E>
implements MutableComboBoxModel<E>, Serializable
```
The default model for combo boxes.

Since:

1.2

See Also:

Serialized Form

Field Summary
- Fields declared in class javax.swing.AbstractListModel
  listenerList

Constructor Summary

Constructors
Constructor	Description
`DefaultComboBoxModel()`	Constructs an empty DefaultComboBoxModel object.
`DefaultComboBoxModel(E[] items)`	Constructs a DefaultComboBoxModel object initialized with an array of objects.
`DefaultComboBoxModel(Vector<E> v)`	Constructs a DefaultComboBoxModel object initialized with a vector.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`getIndexOf(Object anObject)`	Returns the index-position of the specified object in the list.
`void`	`removeAllElements()`	Empties the list.
`void`	`setSelectedItem(Object anObject)`	Set the value of the selected item.

Methods declared in class javax.swing.AbstractListModel
addListDataListener, fireContentsChanged, fireIntervalAdded, fireIntervalRemoved, getListDataListeners, getListeners, removeListDataListener

Methods declared in interface javax.swing.ComboBoxModel
getSelectedItem

Methods declared in interface javax.swing.ListModel
addListDataListener, getElementAt, getSize, removeListDataListener

Methods declared in interface javax.swing.MutableComboBoxModel
addElement, insertElementAt, removeElement, removeElementAt

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

- Constructor Detail
  - DefaultComboBoxModel
```
public DefaultComboBoxModel()
```
    Constructs an empty DefaultComboBoxModel object.
  - DefaultComboBoxModel
```
public DefaultComboBoxModel(E[] items)
```
    Constructs a DefaultComboBoxModel object initialized with an array of objects.
    
    Parameters:
    
    items - an array of Object objects
  - DefaultComboBoxModel
```
public DefaultComboBoxModel(Vector<E> v)
```
    Constructs a DefaultComboBoxModel object initialized with a vector.
    
    Parameters:
    
    v - a Vector object ...
- Method Detail
  - setSelectedItem
```
public void setSelectedItem(Object anObject)
```
    Set the value of the selected item. The selected item may be null.
    
    Specified by:
    
    setSelectedItem in interface ComboBoxModel<E>
    
    Parameters:
    
    anObject - The combo box value or null for no selection.
  - getIndexOf
```
public int getIndexOf(Object anObject)
```
    Returns the index-position of the specified object in the list.
    
    Parameters:
    
    anObject - the object to return the index of
    
    Returns:
    
    an int representing the index position, where 0 is the first position
  - removeAllElements
```
public void removeAllElements()
```
    Empties the list.