org.jhotdraw.draw.action
Class GroupAction

java.lang.Object
  javax.swing.AbstractAction
      org.jhotdraw.draw.action.AbstractSelectedAction
          org.jhotdraw.draw.action.GroupAction

All Implemented Interfaces:

java.awt.event.ActionListener, java.io.Serializable, java.lang.Cloneable, java.util.EventListener, javax.swing.Action

Direct Known Subclasses:

CombineAction, CombineAction, UngroupAction

public class GroupAction
extends AbstractSelectedAction

GroupAction.

Version:

2.0 2007-12-21 Refactored this class, so that it can be used as a base class for UngroupAction.
1.1 2006-07-12 Changed to support any CompositeFigure.
1.0.1 2006-07-09 Fixed enabled state.
1.0 24. November 2003 Created.

Author:

Werner Randelshofer

See Also:

Serialized Form

Field Summary

static java.lang.String

ID

Fields inherited from class org.jhotdraw.draw.action.AbstractSelectedAction

labels

Fields inherited from class javax.swing.AbstractAction

changeSupport, enabled

Fields inherited from interface javax.swing.Action

ACCELERATOR_KEY, ACTION_COMMAND_KEY, DEFAULT, LONG_DESCRIPTION, MNEMONIC_KEY, NAME, SHORT_DESCRIPTION, SMALL_ICON

Constructor Summary

GroupAction(DrawingEditor editor)
Creates a new instance.

GroupAction(DrawingEditor editor, CompositeFigure prototype)

GroupAction(DrawingEditor editor, CompositeFigure prototype, boolean isGroupingAction)

Method Summary

void	actionPerformed(java.awt.event.ActionEvent e)
protected boolean	canGroup()
protected boolean	canUngroup()
void	groupFigures(DrawingView view, CompositeFigure group, java.util.Collection<Figure> figures)
java.util.Collection<Figure>	ungroupFigures(DrawingView view, CompositeFigure group)
protected void	updateEnabledState()

Methods inherited from class org.jhotdraw.draw.action.AbstractSelectedAction

dispose, fireUndoableEditHappened, getDrawing, getEditor, getView, setEditor

Methods inherited from class javax.swing.AbstractAction

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

Methods inherited from class java.lang.Object

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

Field Detail

ID

public static final java.lang.String ID

See Also:

Constant Field Values

Constructor Detail

GroupAction

public GroupAction(DrawingEditor editor)

Creates a new instance.

GroupAction

public GroupAction(DrawingEditor editor,
                   CompositeFigure prototype)

GroupAction

public GroupAction(DrawingEditor editor,
                   CompositeFigure prototype,
                   boolean isGroupingAction)

Method Detail

updateEnabledState

protected void updateEnabledState()

Overrides:

updateEnabledState in class AbstractSelectedAction

canGroup

protected boolean canGroup()

canUngroup

protected boolean canUngroup()

actionPerformed

public void actionPerformed(java.awt.event.ActionEvent e)

ungroupFigures

public java.util.Collection<Figure> ungroupFigures(DrawingView view,
                                                   CompositeFigure group)

groupFigures

public void groupFigures(DrawingView view,
                         CompositeFigure group,
                         java.util.Collection<Figure> figures)