- 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 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
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
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 interfaceComboBoxModel<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
- ifc
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 collectionc
- the collection which contains the elements to add- Throws:
ArrayIndexOutOfBoundsException
- ifindex
does not fall within the range of number of elements currently heldNullPointerException
- ifc
is null