Class ComboBoxUI
- 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
Constructor | Description |
---|---|
ComboBoxUI() |
Method Summary
Modifier and Type | Method | 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 visibility of the popup |
Methods declared in class javax.swing.plaf.ComponentUI
contains, createUI, getAccessibleChild, getAccessibleChildrenCount, getBaseline, getBaselineResizeBehavior, getMaximumSize, getMinimumSize, getPreferredSize, installUI, paint, uninstallUI, update
Methods declared in 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 visibility of the popup
- Parameters:
-
c
- aJComboBox
-
v
- aboolean
determining the visibilty of the popup
isPopupVisible
public abstract boolean isPopupVisible(JComboBox<?> c)
Determine the visibility of the popup
- Parameters:
-
c
- aJComboBox
- Returns:
- true if popup of the
JComboBox
is visible
isFocusTraversable
public abstract boolean isFocusTraversable(JComboBox<?> c)
Determine whether or not the combo box itself is traversable
- Parameters:
-
c
- aJComboBox
- Returns:
- true if the given
JComboBox
is traversable