Class 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

Fields

Fields declared in class javax.swing.AbstractListModel

listenerList

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.

Methods

Modifier and Type Method Description
void addAll​(int index, Collection<? extends E> c)

Adds all of the elements present in the collection, starting from the specified index.
void addAll​(Collection<? extends E> c)

Adds all of the elements present in the collection.
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 class java.lang.Object

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

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

Constructors

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 ...

Methods

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.

addAll

public void addAll(Collection<? extends E> c)

Adds all of the elements present in the collection.

Parameters:
c - the collection which contains the elements to add
Throws:
NullPointerException - if c is null

addAll

public void addAll(int index,
                   Collection<? extends E> c)

Adds all of the elements present in the collection, starting from the specified index.

Parameters:
index - index at which to insert the first element from the specified collection
c - the collection which contains the elements to add
Throws:
ArrayIndexOutOfBoundsException - if index does not fall within the range of number of elements currently held
NullPointerException - if c is null

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Documentation extracted from Debian's OpenJDK Development Kit package.
Licensed under the GNU General Public License, version 2, with the Classpath Exception.
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https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/javax/swing/DefaultComboBoxModel.html