Class DefaultStyledDocument.AttributeUndoableEdit

java.lang.Object
javax.swing.undo.AbstractUndoableEdit
javax.swing.text.DefaultStyledDocument.AttributeUndoableEdit
All Implemented Interfaces:
Serializable, UndoableEdit
Enclosing class:
DefaultStyledDocument
public static class DefaultStyledDocument.AttributeUndoableEdit extends AbstractUndoableEdit
An UndoableEdit used to remember AttributeSet changes to an Element.

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    protected AttributeSet
    copy
    Copy of the AttributeSet the Element contained.
    protected Element
    element
    Affected Element.
    protected boolean
    isReplacing
    true if all the attributes in the element were removed first.
    protected AttributeSet
    newAttributes
    AttributeSet containing additional entries, must be non-mutable!

    Fields declared in class AbstractUndoableEdit

    RedoName, UndoName
    Modifier and Type
    Field
    Description
    protected static final String
    RedoName
    String returned by getRedoPresentationName; as of Java 2 platform v1.3.1 this field is no longer used.
    protected static final String
    UndoName
    String returned by getUndoPresentationName; as of Java 2 platform v1.3.1 this field is no longer used.

  • Constructor Summary

    Constructors
    Constructor
    Description
    AttributeUndoableEdit(Element element, AttributeSet newAttributes, boolean isReplacing)
    Constructs an AttributeUndoableEdit.

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    redo()
    Redoes a change.
    void
    undo()
    Undoes a change.

    Methods declared in class AbstractUndoableEdit

    addEdit, canRedo, canUndo, die, getPresentationName, getRedoPresentationName, getUndoPresentationName, isSignificant, replaceEdit, toString
    Modifier and Type
    Method
    Description
    boolean
    addEdit(UndoableEdit anEdit)
    This default implementation returns false.
    boolean
    canRedo()
    Returns true if this edit is alive and hasBeenDone is false.
    boolean
    canUndo()
    Returns true if this edit is alive and hasBeenDone is true.
    void
    die()
    Sets alive to false.
    String
    getPresentationName()
    This default implementation returns "".
    String
    getRedoPresentationName()
    Retrieves the value from the defaults table with key AbstractUndoableEdit.redoText and returns that value followed by a space, followed by getPresentationName.
    String
    getUndoPresentationName()
    Retrieves the value from the defaults table with key AbstractUndoableEdit.undoText and returns that value followed by a space, followed by getPresentationName.
    boolean
    isSignificant()
    This default implementation returns true.
    boolean
    replaceEdit(UndoableEdit anEdit)
    This default implementation returns false.
    String
    toString()
    Returns a string that displays and identifies this object's properties.

    Methods declared in class Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
    Modifier and Type
    Method
    Description
    protected Object
    clone()
    Answers a new instance of the same class as the receiver, whose slots have been filled in with the values in the slots of the receiver.
    boolean
    equals(Object o)
    Compares the argument to the receiver, and answers true if they represent the same object using a class specific comparison.
    protected void
    finalize()
    Deprecated, for removal: This API element is subject to removal in a future version.
    May cause performance issues, deadlocks and hangs.
    final Class<? extends Object>
    getClass()
    Answers the unique instance of java.lang.Class which represents the class of the receiver.
    int
    hashCode()
    Answers an integer hash code for the receiver.
    final void
    notify()
    Causes one thread which is waiting on the receiver to be made ready to run.
    final void
    notifyAll()
    Causes all threads which are waiting on the receiver to be made ready to run.
    final void
    wait()
    Causes the thread which sent this message to be made not ready to run pending some change in the receiver (as indicated by notify or notifyAll).
    final void
    wait(long time)
    Causes the thread which sent this message to be made not ready to run either pending some change in the receiver (as indicated by notify or notifyAll) or the expiration of the timeout.
    final void
    wait(long time, int frac)
    Causes the thread which sent this message to be made not ready to run either pending some change in the receiver (as indicated by notify or notifyAll) or the expiration of the timeout.