## Uses of Interface
javax.swing.undo.UndoableEdit

- Packages that use UndoableEdit
  Package | Description
  --- | ---
  javax.swing.event | Provides for events fired by Swing components.
  javax.swing.text | Provides classes and interfaces that deal with editable and noneditable text components.
  javax.swing.undo | Allows developers to provide support for undo/redo in applications such as text editors.

- - ### Uses of UndoableEdit in javax.swing.event

    Methods in javax.swing.event that return UndoableEdit
    Modifier and Type | Method and Description
    --- | ---
    `UndoableEdit` | UndoableEditEvent.`getEdit()` Returns the edit value.

    Constructors in javax.swing.event with parameters of type UndoableEdit
    Constructor and Description
    `UndoableEditEvent(Object source, UndoableEdit edit)` Constructs an UndoableEditEvent object.

  - ### Uses of UndoableEdit in javax.swing.text

    Classes in javax.swing.text that implement UndoableEdit
    Modifier and Type | Class and Description
    --- | ---
    `class` | `AbstractDocument.DefaultDocumentEvent` Stores document changes as the document is being modified.
    `static class` | `AbstractDocument.ElementEdit` An implementation of ElementChange that can be added to the document event.
    `static class` | `DefaultStyledDocument.AttributeUndoableEdit` An UndoableEdit used to remember AttributeSet changes to an Element.

    Methods in javax.swing.text that return UndoableEdit
    Modifier and Type | Method and Description
    --- | ---
    `UndoableEdit` | AbstractDocument.Content.`insertString(int where, String str)` Inserts a string of characters into the sequence.
    `UndoableEdit` | GapContent.`insertString(int where, String str)` Inserts a string into the content.
    `UndoableEdit` | StringContent.`insertString(int where, String str)` Inserts a string into the content.
    `UndoableEdit` | AbstractDocument.Content.`remove(int where, int nitems)` Removes some portion of the sequence.
    `UndoableEdit` | GapContent.`remove(int where, int nitems)` Removes part of the content.
    `UndoableEdit` | StringContent.`remove(int where, int nitems)` Removes part of the content.

    Methods in javax.swing.text with parameters of type UndoableEdit
    Modifier and Type | Method and Description
    --- | ---
    `boolean` | AbstractDocument.DefaultDocumentEvent.`addEdit(UndoableEdit anEdit)` Adds a document edit.

  - ### Uses of UndoableEdit in javax.swing.undo

    Classes in javax.swing.undo that implement UndoableEdit
    Modifier and Type | Class and Description
    --- | ---
    `class` | `AbstractUndoableEdit` An abstract implementation of `UndoableEdit`, implementing simple responses to all boolean methods in that interface.
    `class` | `CompoundEdit` A concrete subclass of AbstractUndoableEdit, used to assemble little UndoableEdits into great big ones.
    `class` | `StateEdit` StateEdit is a general edit for objects that change state.
    `class` | `UndoManager` `UndoManager` manages a list of `UndoableEdits`, providing a way to undo or redo the appropriate edits.

    Fields in javax.swing.undo with type parameters of type UndoableEdit
    Modifier and Type | Field and Description
    --- | ---
    `protected Vector<UndoableEdit>` | CompoundEdit.`edits` The collection of `UndoableEdit`s undone/redone en masse by this `CompoundEdit`.

    Methods in javax.swing.undo that return UndoableEdit
    Modifier and Type | Method and Description
    --- | ---
    `protected UndoableEdit` | UndoManager.`editToBeRedone()` Returns the the next significant edit to be redone if `redo` is invoked.
    `protected UndoableEdit` | UndoManager.`editToBeUndone()` Returns the the next significant edit to be undone if `undo` is invoked.
    `protected UndoableEdit` | CompoundEdit.`lastEdit()` Returns the last `UndoableEdit` in `edits`, or `null` if `edits` is empty.

    Methods in javax.swing.undo with parameters of type UndoableEdit
    Modifier and Type | Method and Description
    --- | ---
    `protected void` | UndoableEditSupport.`_postEdit(UndoableEdit e)` Called only from `postEdit` and `endUpdate`.
    `boolean` | UndoManager.`addEdit(UndoableEdit anEdit)` Adds an `UndoableEdit` to this `UndoManager`, if it's possible.
    `boolean` | AbstractUndoableEdit.`addEdit(UndoableEdit anEdit)` This default implementation returns false.
    `boolean` | CompoundEdit.`addEdit(UndoableEdit anEdit)` If this edit is `inProgress`, accepts `anEdit` and returns true.
    `boolean` | UndoableEdit.`addEdit(UndoableEdit anEdit)` Adds an `UndoableEdit` to this `UndoableEdit`.
    `void` | UndoableEditSupport.`postEdit(UndoableEdit e)` DEADLOCK WARNING: Calling this method may call `undoableEditHappened` in all listeners.
    `protected void` | UndoManager.`redoTo(UndoableEdit edit)` Redoes all changes from the index of the next edit to `edit`, updating the index of the next edit appropriately.
    `boolean` | AbstractUndoableEdit.`replaceEdit(UndoableEdit anEdit)` This default implementation returns false.
    `boolean` | UndoableEdit.`replaceEdit(UndoableEdit anEdit)` Returns true if this `UndoableEdit` should replace `anEdit`.
    `protected void` | UndoManager.`undoTo(UndoableEdit edit)` Undoes all changes from the index of the next edit to `edit`, updating the index of the next edit appropriately.

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