Class 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

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

Constructors

Constructor Description
AttributeUndoableEdit​(Element element, AttributeSet newAttributes, boolean isReplacing)

Constructs an AttributeUndoableEdit.

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

Fields

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.

Constructors

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.

Methods

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()

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Licensed under the GNU General Public License, version 2, with the Classpath Exception.
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https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/javax/swing/text/DefaultStyledDocument.AttributeUndoableEdit.html