org.jdesktop.swingx
Class JXComboBox.DelegatingRenderer

java.lang.Object
  extended by org.jdesktop.swingx.JXComboBox.DelegatingRenderer
All Implemented Interfaces:
javax.swing.ListCellRenderer, UIDependent, RolloverRenderer
Enclosing class:
JXComboBox

public class JXComboBox.DelegatingRenderer
extends java.lang.Object
implements javax.swing.ListCellRenderer, RolloverRenderer, UIDependent

A decorator for the original ListCellRenderer. Needed to hook highlighters after messaging the delegate.


Constructor Summary
JXComboBox.DelegatingRenderer()
          Instantiates a DelegatingRenderer with combo box's default renderer as delegate.
JXComboBox.DelegatingRenderer(javax.swing.ListCellRenderer delegate)
          Instantiates a DelegatingRenderer with the given delegate.
 
Method Summary
 void doClick()
          Same as AbstractButton.doClick().
 javax.swing.ListCellRenderer getDelegateRenderer()
          Returns the delegate.
 java.awt.Component getListCellRendererComponent(javax.swing.JList list, java.lang.Object value, int index, boolean isSelected, boolean cellHasFocus)
          
 boolean isEnabled()
          
 void setDelegateRenderer(javax.swing.ListCellRenderer delegate)
          Sets the delegate.
 void updateUI()
          Updates all internal visuals after changing a UI-delegate.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

JXComboBox.DelegatingRenderer

public JXComboBox.DelegatingRenderer()
Instantiates a DelegatingRenderer with combo box's default renderer as delegate.


JXComboBox.DelegatingRenderer

public JXComboBox.DelegatingRenderer(javax.swing.ListCellRenderer delegate)
Instantiates a DelegatingRenderer with the given delegate. If the delegate is null, the default is created via the combo box's factory method.

Parameters:
delegate - the delegate to use, if null the combo box's default is created and used.
Method Detail

setDelegateRenderer

public void setDelegateRenderer(javax.swing.ListCellRenderer delegate)
Sets the delegate. If the delegate is null, the default is created via the combo box's factory method.

Parameters:
delegate - the delegate to use, if null the list's default is created and used.

getDelegateRenderer

public javax.swing.ListCellRenderer getDelegateRenderer()
Returns the delegate.

Returns:
the delegate renderer used by this renderer, guaranteed to not-null.

updateUI

public void updateUI()
Updates all internal visuals after changing a UI-delegate.

Specified by:
updateUI in interface UIDependent
See Also:
JComponent.updateUI()

getListCellRendererComponent

public java.awt.Component getListCellRendererComponent(javax.swing.JList list,
                                                       java.lang.Object value,
                                                       int index,
                                                       boolean isSelected,
                                                       boolean cellHasFocus)

Overridden to apply the highlighters, if any, after calling the delegate. The decorators are not applied if the row is invalid.

Specified by:
getListCellRendererComponent in interface javax.swing.ListCellRenderer

isEnabled

public boolean isEnabled()

Specified by:
isEnabled in interface RolloverRenderer
Returns:
true if rollover effects are on and clickable.

doClick

public void doClick()
Same as AbstractButton.doClick(). It's up to client code to prepare the renderer's component before calling this method.

Specified by:
doClick in interface RolloverRenderer


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