Class AbstractDocument.ElementEdit
java.lang.Object
javax.swing.undo.AbstractUndoableEdit
javax.swing.text.AbstractDocument.ElementEdit
- All Implemented Interfaces:
Serializable, DocumentEvent.ElementChange, UndoableEdit
- Enclosing class:
AbstractDocument
public static class AbstractDocument.ElementEdit
extends AbstractUndoableEdit
implements DocumentEvent.ElementChange
An implementation of ElementChange that can be added to the document
event.
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Field Summary
Fields declared in class AbstractUndoableEdit
RedoName, UndoNameModifier and TypeFieldDescriptionprotected static final StringString returned bygetRedoPresentationName; as of Java 2 platform v1.3.1 this field is no longer used.protected static final StringString returned bygetUndoPresentationName; as of Java 2 platform v1.3.1 this field is no longer used. -
Constructor Summary
ConstructorsConstructorDescriptionElementEdit(Element e, int index, Element[] removed, Element[] added) Constructs an edit record. -
Method Summary
Methods declared in class AbstractUndoableEdit
addEdit, canRedo, canUndo, die, getPresentationName, getRedoPresentationName, getUndoPresentationName, isSignificant, replaceEdit, toStringModifier and TypeMethodDescriptionbooleanaddEdit(UndoableEdit anEdit) This default implementation returns false.booleancanRedo()Returnstrueif this edit isaliveandhasBeenDoneisfalse.booleancanUndo()Returns true if this edit isaliveandhasBeenDoneistrue.voiddie()Setsaliveto false.This default implementation returns "".Retrieves the value from the defaults table with keyAbstractUndoableEdit.redoTextand returns that value followed by a space, followed bygetPresentationName.Retrieves the value from the defaults table with keyAbstractUndoableEdit.undoTextand returns that value followed by a space, followed bygetPresentationName.booleanThis default implementation returns true.booleanreplaceEdit(UndoableEdit anEdit) This default implementation returns false.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, waitModifier and TypeMethodDescriptionprotected Objectclone()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.booleanCompares the argument to the receiver, and answers true if they represent the same object using a class specific comparison.protected voidfinalize()Deprecated, for removal: This API element is subject to removal in a future version.May cause performance issues, deadlocks and hangs.getClass()Answers the unique instance of java.lang.Class which represents the class of the receiver.inthashCode()Answers an integer hash code for the receiver.final voidnotify()Causes one thread which iswaiting on the receiver to be made ready to run.final voidCauses all threads which arewaiting on the receiver to be made ready to run.final voidwait()Causes the thread which sent this message to be made not ready to run pending some change in the receiver (as indicated bynotifyornotifyAll).final voidwait(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 bynotifyornotifyAll) or the expiration of the timeout.final voidwait(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 bynotifyornotifyAll) or the expiration of the timeout.
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Constructor Details
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ElementEdit
Constructs an edit record. This does not modify the element so it can safely be used to catch up a view to the current model state for views that just attached to a model.- Parameters:
e- the elementindex- the index into the model >= 0removed- a set of elements that were removedadded- a set of elements that were added
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Method Details
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getElement
Returns the underlying element.- Specified by:
getElementin interfaceDocumentEvent.ElementChange- Returns:
- the element
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getIndex
public int getIndex()Returns the index into the list of elements.- Specified by:
getIndexin interfaceDocumentEvent.ElementChange- Returns:
- the index >= 0
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getChildrenRemoved
Gets a list of children that were removed.- Specified by:
getChildrenRemovedin interfaceDocumentEvent.ElementChange- Returns:
- the list
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getChildrenAdded
Gets a list of children that were added.- Specified by:
getChildrenAddedin interfaceDocumentEvent.ElementChange- Returns:
- the list
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redo
Redoes a change.- Specified by:
redoin interfaceUndoableEdit- Overrides:
redoin classAbstractUndoableEdit- Throws:
CannotRedoException- if the change cannot be redone- See Also:
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undo
Undoes a change.- Specified by:
undoin interfaceUndoableEdit- Overrides:
undoin classAbstractUndoableEdit- Throws:
CannotUndoException- if the change cannot be undone- See Also:
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