/*
This file is part of RouteConverter.
RouteConverter is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
RouteConverter is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with RouteConverter; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Copyright (C) 2007 Christian Pesch. All Rights Reserved.
*/
package slash.navigation.converter.gui.undo;
import slash.navigation.common.NavigationPosition;
import slash.navigation.converter.gui.models.PositionsModel;
import javax.swing.undo.AbstractUndoableEdit;
import javax.swing.undo.CannotRedoException;
import javax.swing.undo.CannotUndoException;
import javax.swing.undo.UndoableEdit;
import java.util.Comparator;
import java.util.List;
/**
* Acts as a {@link UndoableEdit} for sorting the positions of a {@link PositionsModel}.
*
* @author Christian Pesch
*/
class SortPositions extends AbstractUndoableEdit {
private UndoPositionsModel positionsModel;
private Comparator<NavigationPosition> comparator;
private List<NavigationPosition> positions;
public SortPositions(UndoPositionsModel positionsModel, Comparator<NavigationPosition> comparator, List<NavigationPosition> positions) {
this.positionsModel = positionsModel;
this.comparator = comparator;
this.positions = positions;
}
public String getUndoPresentationName() {
return "sort-position-undo";
}
public String getRedoPresentationName() {
return "sort-position-redo";
}
public void undo() throws CannotUndoException {
super.undo();
positionsModel.order(positions);
}
public void redo() throws CannotRedoException {
super.redo();
positionsModel.sort(comparator, false);
}
}