W3cubDocs

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

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

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 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 Details

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 Details

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 Details

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:

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:

© 1993, 2023, Oracle and/or its affiliates. All rights reserved.
Documentation extracted from Debian's OpenJDK Development Kit package.
Licensed under the GNU General Public License, version 2, with the Classpath Exception.
Various third party code in OpenJDK is licensed under different licenses (see Debian package).
Java and OpenJDK are trademarks or registered trademarks of Oracle and/or its affiliates.
https://docs.oracle.com/en/java/javase/21/docs/api/java.desktop/javax/swing/text/DefaultStyledDocument.AttributeUndoableEdit.html