E - the type of the elements of this modelpublic class DefaultComboBoxModel<E> extends AbstractListModel<E> implements MutableComboBoxModel<E>, Serializable
listenerList| Constructor and 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.
|
| Modifier and Type | Method and Description |
|---|---|
void |
addElement(E anObject)
Adds an item at the end of the model.
|
E |
getElementAt(int index)
Returns the value at the specified index.
|
int |
getIndexOf(Object anObject)
Returns the index-position of the specified object in the list.
|
Object |
getSelectedItem()
Returns the selected item
|
int |
getSize()
Returns the length of the list.
|
void |
insertElementAt(E anObject,
int index)
Adds an item at a specific index.
|
void |
removeAllElements()
Empties the list.
|
void |
removeElement(Object anObject)
Removes an item from the model.
|
void |
removeElementAt(int index)
Removes an item at a specific index.
|
void |
setSelectedItem(Object anObject)
Set the value of the selected item.
|
addListDataListener, fireContentsChanged, fireIntervalAdded, fireIntervalRemoved, getListDataListeners, getListeners, removeListDataListenerclone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, waitaddListDataListener, removeListDataListenerpublic DefaultComboBoxModel()
public DefaultComboBoxModel(E[] items)
items - an array of Object objectspublic void setSelectedItem(Object anObject)
setSelectedItem in interface ComboBoxModel<E>anObject - The combo box value or null for no selection.public Object getSelectedItem()
ComboBoxModelgetSelectedItem in interface ComboBoxModel<E>null if there is no selectionpublic int getSize()
ListModelpublic E getElementAt(int index)
ListModelgetElementAt in interface ListModel<E>index - the requested indexindexpublic int getIndexOf(Object anObject)
anObject - public void addElement(E anObject)
MutableComboBoxModelListDataListeners that the
item has been added.addElement in interface MutableComboBoxModel<E>anObject - the item to be addedpublic void insertElementAt(E anObject, int index)
MutableComboBoxModelListDataListeners that the
item has been added.insertElementAt in interface MutableComboBoxModel<E>anObject - the item to be addedindex - location to add the objectpublic void removeElementAt(int index)
MutableComboBoxModelListDataListeners that the
item has been removed.removeElementAt in interface MutableComboBoxModel<E>index - location of the item to be removedpublic void removeElement(Object anObject)
MutableComboBoxModelListDataListeners that the
item has been removed.removeElement in interface MutableComboBoxModel<E>anObject - the Object to be removedpublic void removeAllElements()
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