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.

See Also:: Serialized Form

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 javax.swing.undo.AbstractUndoableEdit

RedoName, UndoName

Constructor Summary

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

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`redo()`	Redoes a change.
`void`	`undo()`	Undoes a change.

Methods declared in class javax.swing.undo.AbstractUndoableEdit

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

Methods declared in class java.lang.Object

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

Field Detail

newAttributes

protected AttributeSet newAttributes

AttributeSet containing additional entries, must be non-mutable!

copy

protected AttributeSet copy

Copy of the AttributeSet the Element contained.

isReplacing

protected boolean isReplacing

true if all the attributes in the element were removed first.

element

protected Element element

Affected Element.

Constructor Detail

AttributeUndoableEdit

public AttributeUndoableEdit(Element element,
                             AttributeSet newAttributes,
                             boolean isReplacing)

Constructs an AttributeUndoableEdit.

Parameters:: element - the element; newAttributes - the new attributes; isReplacing - true if all the attributes in the element were removed first.

Method Detail

redo

public void redo()
          throws CannotRedoException

Redoes a change.

Specified by:: redo in interface UndoableEdit
Overrides:: redo in class AbstractUndoableEdit
Throws:: CannotRedoException - if the change cannot be redone
See Also:: AbstractUndoableEdit.canRedo()

undo

public void undo()
          throws CannotUndoException

Undoes a change.

Specified by:: undo in interface UndoableEdit
Overrides:: undo in class AbstractUndoableEdit
Throws:: CannotUndoException - if the change cannot be undone
See Also:: AbstractUndoableEdit.canUndo()