/*
* Copyright (C) 2012 Jason Gedge <http://www.gedge.ca>
*
* This file is part of the OpGraph project.
*
* This program 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 3 of the License, or
* (at your option) any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
package ca.gedge.opgraph.app.commands.graph;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;
import javax.swing.AbstractAction;
import javax.swing.KeyStroke;
import ca.gedge.opgraph.app.GraphDocument;
import ca.gedge.opgraph.app.GraphEditorModel;
import ca.gedge.opgraph.app.components.canvas.GraphCanvas;
import ca.gedge.opgraph.app.edits.graph.AutoLayoutEdit;
/**
* A command for performing automatic layout of the active canvas' nodes.
*/
public class AutoLayoutCommand extends AbstractAction {
/**
* Constructs a move command that moves the current node selection in the
* given graph canvas, with this edit posted in the given undo manager.
*/
public AutoLayoutCommand() {
super("Auto Layout");
final int CTRL = Toolkit.getDefaultToolkit().getMenuShortcutKeyMask();
putValue(ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_L, CTRL));
}
//
// AbstractAction
//
@Override
public void actionPerformed(ActionEvent e) {
final GraphDocument document = GraphEditorModel.getActiveDocument();
if(document != null)
document.getUndoSupport().postEdit(new AutoLayoutEdit(document.getGraph()));
}
}