# Class DrillUpAction<N,Row,Column>

java.lang.Object
javax.swing.AbstractAction
com.treemap.swing.DrillUpAction<N,Row,Column>

All Implemented Interfaces:
  `ActionListener, Serializable, Cloneable, EventListener, Action`

public class DrillUpAction<N,Row,Column> extends AbstractAction
Drill one level up.

See Also:
  - Serialized Form

- ## Field Summary

  ### Fields inherited from class AbstractAction

  `changeSupport, enabled`

  ### Fields inherited from interface Action

  `ACCELERATOR_KEY, ACTION_COMMAND_KEY, DEFAULT, DISPLAYED_MNEMONIC_INDEX_KEY, LARGE_ICON_KEY, LONG_DESCRIPTION, MNEMONIC_KEY, NAME, SELECTED_KEY, SHORT_DESCRIPTION, SMALL_ICON`

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `DrillUpAction(TreeMapView<JComponent, N, Row, Column, Color, Font> view)`

- ## Method Summary

  Modifier and Type
  Method
  Description
  `void`
  `actionPerformed(ActionEvent e)`

  ### Methods inherited from class AbstractAction

  `addPropertyChangeListener, clone, firePropertyChange, getKeys, getPropertyChangeListeners, getValue, isEnabled, putValue, removePropertyChangeListener, setEnabled`

  ### Methods inherited from class Object

  `equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

  ### Methods inherited from interface Action

  `accept`

- ## Constructor Details

  - ### DrillUpAction

    public DrillUpAction(TreeMapView<JComponent, N, Row, Column, Color, Font> view)

- ## Method Details

  - ### actionPerformed

    public void actionPerformed(ActionEvent e)