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Class com.sun.java.swing.JComboBox 

java.lang.Object
   |
   +----java.awt.Component
           |
           +----java.awt.Container
                   |
                   +----com.sun.java.swing.JComponent
                           |
                           +----com.sun.java.swing.JComboBox
public class JComboBox
extends JComponent
implements ItemSelectable, ListDataListener, ActionListener

Variable Index

o dataModel
o editor
o isEditable
o keySelectionManager
o maximumRowCount
o renderer
o selectedItemReminder

Constructor Index

o JComboBox()
o JComboBox(ComboBoxModel)

Method Index

o actionPerformed(ActionEvent)
This method is public as an implementation side effect.
o addItem(Object)
Add an item in the item list.
o addItemListener(ItemListener)
Add an ItemListener.
o configureEditor(ComboBoxEditor, Object)
o contentsChanged(ListDataEvent)
This method is public as an implementation side effect.
o createDefaultKeySelectionManager()
o fireItemStateChanged(ItemEvent)
o getEditor()
o getItemAt(int)
o getItemCount()
Accessing the model
o getKeySelectionManager()
o getMaximumRowCount()
o getModel()
o getRenderer()
o getSelectedIndex()
o getSelectedItem()
o getSelectedObjects()
Return an array containing the selected item.
o getUI()
o getUIClassID()
o hidePopup()
Causes the combo box to hide its popup
o insertItemAt(Object, int)
Insert an item in the item list at a given index
o intervalAdded(ListDataEvent)
o intervalRemoved(ListDataEvent)
o isEditable()
o isFocusTraversable()
Identifies whether or not this component can receive the focus.
o isOpaque()
Returns true if this component is completely opaque.
o processKeyEvent(KeyEvent)
Override processKeyEvent to process events
o removeAllItems()
Convenience to remove all items This method works only if the receiving JComboBox uses the default JComboBox data model.
o removeItem(Object)
Remove an item from the item list.
o removeItemAt(int)
Remove the item at anIndex
o removeItemListener(ItemListener)
Remove an ItemListener
o selectedItemChanged()
This method is called when the selected item changes.
o selectWithKeyChar(char)
o setEditable(boolean)
o setEditor(ComboBoxEditor)
o setEnabled(boolean)
o setKeySelectionManager(JComboBox. KeySelectionManager)
o setMaximumRowCount(int)
o setModel(ComboBoxModel)
o setRenderer(ListCellRenderer)
o setSelectedIndex(int)
o setSelectedItem(Object)
Set the receiving JComboBox selected item.
o setUI(ComboBoxUI)
o showPopup()
Causes the combo box to show its popup
o updateUI()
Overriden from JComponent to change the UI according to the default factory

Variables

o dataModel 
 protected ComboBoxModel dataModel
o renderer 
 protected ListCellRenderer renderer
o editor 
 protected ComboBoxEditor editor
o maximumRowCount 
 protected int maximumRowCount
o isEditable 
 protected boolean isEditable
o selectedItemReminder 
 protected Object selectedItemReminder
o keySelectionManager 
 protected JComboBox. KeySelectionManager keySelectionManager

Constructors

o JComboBox 
 public JComboBox(ComboBoxModel aModel)
o JComboBox 
 public JComboBox()

Methods

o setUI 
 public void setUI(ComboBoxUI ui)
o updateUI 
 public void updateUI()
Overriden from JComponent to change the UI according to the default factory

Overrides:
updateUI in class JComponent
o getUIClassID 
 public String getUIClassID()
Returns:
"ComboBoxUI"
Overrides:
getUIClassID in class JComponent
See Also:
getUIClassID, getUI
o getUI 
 public ComboBoxUI getUI()
o setModel 
 public void setModel(ComboBoxModel aModel)
o getModel 
 public ComboBoxModel getModel()
o setEditable 
 public void setEditable(boolean aFlag)
o isEditable 
 public boolean isEditable()
o setMaximumRowCount 
 public void setMaximumRowCount(int count)
o getMaximumRowCount 
 public int getMaximumRowCount()
o setRenderer 
 public void setRenderer(ListCellRenderer aRenderer)
o getRenderer 
 public ListCellRenderer getRenderer()
o setEditor 
 public void setEditor(ComboBoxEditor anEditor)
o getEditor 
 public ComboBoxEditor getEditor()
o setSelectedItem 
 public void setSelectedItem(Object anObject)
Set the receiving JComboBox selected item. If anObject is in the list of items the list will display anObject selected

o getSelectedItem 
 public Object getSelectedItem()
o setSelectedIndex 
 public void setSelectedIndex(int anIndex)
o getSelectedIndex 
 public int getSelectedIndex()
o addItem 
 public void addItem(Object anObject)
Add an item in the item list. This method works only if the receiving JComboBox uses the default JComboBox data model. JComboBox uses the default JComboBox data model when created with the empty constructor and no other model has been set.

o insertItemAt 
 public void insertItemAt(Object anObject,
                          int index)
Insert an item in the item list at a given index

o removeItem 
 public void removeItem(Object anObject)
Remove an item from the item list. This method works only if the receiving JComboBox uses the default JComboBox data model. JComboBox uses the default JComboBox data model when created with the empty constructor and no other model has been set.

o removeItemAt 
 public void removeItemAt(int anIndex)
Remove the item at anIndex

o removeAllItems 
 public void removeAllItems()
Convenience to remove all items This method works only if the receiving JComboBox uses the default JComboBox data model. JComboBox uses the default JComboBox data model when created with the empty constructor and no other model has been set.

o showPopup 
 public void showPopup()
Causes the combo box to show its popup

o hidePopup 
 public void hidePopup()
Causes the combo box to hide its popup

o addItemListener 
 public void addItemListener(ItemListener aListener)
Add an ItemListener. aListener will receive an event when the selected item changes

o removeItemListener 
 public void removeItemListener(ItemListener aListener)
Remove an ItemListener

o fireItemStateChanged 
 protected void fireItemStateChanged(ItemEvent e)
o selectedItemChanged 
 protected void selectedItemChanged()
This method is called when the selected item changes. Its default implementation notifies the item listeners

o getSelectedObjects 
 public Object[] getSelectedObjects()
Return an array containing the selected item. This method is implemented for ItemSelectable compatibility reasons.

o actionPerformed 
 public void actionPerformed(ActionEvent e)
This method is public as an implementation side effect. do not call or override

o contentsChanged 
 public void contentsChanged(ListDataEvent e)
This method is public as an implementation side effect. do not call or override

o selectWithKeyChar 
 public boolean selectWithKeyChar(char keyChar)
o intervalAdded 
 public void intervalAdded(ListDataEvent e)
o intervalRemoved 
 public void intervalRemoved(ListDataEvent e)
o setEnabled 
 public void setEnabled(boolean b)
Overrides:
setEnabled in class Component
o configureEditor 
 public void configureEditor(ComboBoxEditor anEditor,
                             Object anItem)
o processKeyEvent 
 public void processKeyEvent(KeyEvent e)
Override processKeyEvent to process events

Overrides:
processKeyEvent in class JComponent
o isFocusTraversable 
 public boolean isFocusTraversable()
Identifies whether or not this component can receive the focus.

Overrides:
isFocusTraversable in class JComponent
o setKeySelectionManager 
 public void setKeySelectionManager(JComboBox. KeySelectionManager aManager)
o getKeySelectionManager 
 public JComboBox. KeySelectionManager getKeySelectionManager()
o getItemCount 
 public int getItemCount()
Accessing the model

o getItemAt 
 public Object getItemAt(int index)
o createDefaultKeySelectionManager 
 protected JComboBox. KeySelectionManager createDefaultKeySelectionManager()
o isOpaque 
 public boolean isOpaque()
Returns true if this component is completely opaque.

Overrides:
isOpaque in class JComponent 
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