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javax.swing.text
Class DefaultStyledDocument.AttributeUndoableEdit  

java.lang.Object
  javax.swing.undo.AbstractUndoableEdit
      javax.swing.text.DefaultStyledDocument.AttributeUndoableEdit

All Implemented Interfaces:

java.io.Serializable, javax.swing.undo.UndoableEdit

Enclosing class:

DefaultStyledDocument

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public static class DefaultStyledDocument.AttributeUndoableEdit

extends javax.swing.undo.AbstractUndoableEdit

An javax.swing.undo.UndoableEdit that can undo attribute changes to an element.

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Field Summary
protected  AttributeSet	copy           A copy of the old attributes.
protected  Element	element           The element that has changed.
protected  boolean	isReplacing           If the new attributes replaced the old attributes or if they only were added to them.
protected  AttributeSet	newAttributes           The new attributes.

 

Fields inherited from class javax.swing.undo.AbstractUndoableEdit

RedoName, UndoName

 

Constructor Summary

DefaultStyledDocument.AttributeUndoableEdit(Element el, AttributeSet newAtts, boolean replacing)           Creates a new AttributeUndoableEdit.

 

Method Summary
void	redo()           Redos an attribute change.
void	undo()           Undos the attribute change.

 

Methods inherited from class javax.swing.undo.AbstractUndoableEdit

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

 

Methods inherited from class java.lang.Object

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

 

Field Detail

copy

protected AttributeSet copy

A copy of the old attributes.

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newAttributes

protected AttributeSet newAttributes

The new attributes.

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isReplacing

protected boolean isReplacing

If the new attributes replaced the old attributes or if they only were added to them.

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element

protected Element element

The element that has changed.

Constructor Detail

DefaultStyledDocument.AttributeUndoableEdit

public DefaultStyledDocument.AttributeUndoableEdit(Element el,
                                                   AttributeSet newAtts,
                                                   boolean replacing)

Creates a new AttributeUndoableEdit.

Method Detail

undo

public void undo()

Undos the attribute change. The copy field is set as attributes on element.

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redo

public void redo()

Redos an attribute change. This adds newAttributes to the element's attribute set, possibly clearing all attributes if isReplacing is true.

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