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package org.herac.tuxguitar.gui.undo;
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public interface UndoableEdit {
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public static final int UNDO_ACTION = 1;
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public static final int REDO_ACTION = 2;
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public void redo() throws CannotRedoException;
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public void undo() throws CannotUndoException;
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public boolean canRedo();
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public boolean canUndo();