Package org.opensourcephysics.tools

Class LauncherUndo.NavEdit

java.lang.Object

javax.swing.undo.AbstractUndoableEdit

org.opensourcephysics.tools.LauncherUndo.NavEdit

Enclosing class:

LauncherUndo

protected class LauncherUndo.NavEdit
extends javax.swing.undo.AbstractUndoableEdit

A class to undo/redo a hyperlink or user navigation action.

See Also:

Serialized Form

Field Summary

Fields inherited from class javax.swing.undo.AbstractUndoableEdit

RedoName, UndoName

Constructor Summary

Constructors

Constructor	Description
NavEdit(java.lang.Object[] oldState, java.lang.Object[] newState)	Constructor.
NavEdit(LaunchNode prev, LaunchNode node)	Constructor.

Method Summary

Modifier and Type	Method	Description
java.lang.String	getPresentationName()
void	redo()
void	undo()

Methods inherited from class javax.swing.undo.AbstractUndoableEdit

addEdit, canRedo, canUndo, die, getRedoPresentationName, getUndoPresentationName, isSignificant, replaceEdit, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

NavEdit

public NavEdit(java.lang.Object[] oldState,
               java.lang.Object[] newState)

Constructor. State arrays are [0] String filename (may be null), [1] String nodepath, [2] Integer pagenumber, [3] URL url (may be null)

Parameters:

oldState - the prevous state (undo)

newState - the new state (redo)

NavEdit

public NavEdit(LaunchNode prev,
               LaunchNode node)

Constructor.

Parameters:

prev - the prevous node (undo)

node - the new node (redo)

Method Detail

undo

public void undo()
          throws javax.swing.undo.CannotUndoException

Overrides:

undo in class javax.swing.undo.AbstractUndoableEdit

Throws:

javax.swing.undo.CannotUndoException

redo

public void redo()
          throws javax.swing.undo.CannotUndoException

Overrides:

redo in class javax.swing.undo.AbstractUndoableEdit

Throws:

javax.swing.undo.CannotUndoException

getPresentationName

public java.lang.String getPresentationName()

Overrides:

getPresentationName in class javax.swing.undo.AbstractUndoableEdit