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java.lang.Object
- javax.swing.plaf.ComponentUI
- - javax.swing.plaf.ComboBoxUI

Direct Known Subclasses:

BasicComboBoxUI, MultiComboBoxUI
```
public abstract class ComboBoxUI
extends ComponentUI
```
Pluggable look and feel interface for JComboBox.

Constructor Summary
Constructors
Constructor and Description

ComboBoxUI()

ComboBoxUI (Java Platform SE 7 ) Home of API Java Contents Haut

Method Summary

Methods
Modifier and Type	Method and Description
`abstract boolean`	`isFocusTraversable(JComboBox c)` Determine whether or not the combo box itself is traversable
`abstract boolean`	`isPopupVisible(JComboBox c)` Determine the visibility of the popup
`abstract void`	`setPopupVisible(JComboBox c, boolean v)` Set the visiblity of the popup

ComboBoxUI (Java Platform SE 7 ) Home of API Java Contents Haut

Methods inherited from class javax.swing.plaf.ComponentUI contains, createUI, getAccessibleChild, getAccessibleChildrenCount, getBaseline, getBaselineResizeBehavior, getMaximumSize, getMinimumSize, getPreferredSize, installUI, paint, uninstallUI, update

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

Constructor Detail
- ComboBoxUI
```
public ComboBoxUI()
```

Method Detail

setPopupVisible

public abstract void setPopupVisible(JComboBox c,
                   boolean v)

Set the visiblity of the popup

isPopupVisible

public abstract boolean isPopupVisible(JComboBox c)

Determine the visibility of the popup

isFocusTraversable
```
public abstract boolean isFocusTraversable(JComboBox c)
```
Determine whether or not the combo box itself is traversable

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Class ComboBoxUI

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