org.biolegato.gdesupport.canvas.undo
Interface Undoable

All Known Implementing Classes:

UndoChangePosition, UndoDelete, UndoInsert, UndoMulti, UndoRowDeletion, UndoRowInsertion

public interface Undoable

This interface is used for generalizing all objects which perform undo-related actions. Subclass examples are UndoInsert and UndoDelete which undo inserts and deletions from a sequence document.

Author:

Graham Alvare, Brian Fristensky

Method Summary

Undoable

undo() Undoes an action represented by the undoable object.

Method Detail

undo

Undoable undo()

Undoes an action represented by the undoable object.

Returns:

an object which can redo the undone operation.