edu.cmu.tetradapp.editor.LoadGraphAmatCpdag Maven / Gradle / Ivy
///////////////////////////////////////////////////////////////////////////////
// For information as to what this class does, see the Javadoc, below. //
// Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, //
// 2007, 2008, 2009, 2010, 2014, 2015, 2022 by Peter Spirtes, Richard //
// Scheines, Joseph Ramsey, and Clark Glymour. //
// //
// 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 2 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, write to the Free Software //
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA //
///////////////////////////////////////////////////////////////////////////////
package edu.cmu.tetradapp.editor;
import edu.cmu.tetrad.graph.Graph;
import edu.cmu.tetrad.graph.GraphSaveLoadUtils;
import edu.cmu.tetrad.graph.LayoutUtil;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.io.File;
import java.util.prefs.Preferences;
/**
* Loads a graph in the "amat.cpdag" format used by PCALG.
*
* @author josephramsey
*/
class LoadGraphAmatCpdag extends AbstractAction {
/**
* The component whose image is to be saved.
*/
private final GraphEditable graphEditable;
/**
* Constructor for LoadGraphPcalg.
*
* @param graphEditable a {@link GraphEditable} object
* @param title a {@link String} object
*/
public LoadGraphAmatCpdag(GraphEditable graphEditable, String title) {
super(title);
if (graphEditable == null) {
throw new NullPointerException("Component must not be null.");
}
this.graphEditable = graphEditable;
}
private static JFileChooser getJFileChooser() {
JFileChooser chooser = new JFileChooser();
String sessionSaveLocation =
Preferences.userRoot().get("fileSaveLocation", "");
chooser.setCurrentDirectory(new File(sessionSaveLocation));
chooser.resetChoosableFileFilters();
chooser.setFileSelectionMode(JFileChooser.FILES_AND_DIRECTORIES);
return chooser;
}
/**
* {@inheritDoc}
*
* Performs the action of loading a session from a file.
*/
public void actionPerformed(ActionEvent e) {
JFileChooser chooser = LoadGraphAmatCpdag.getJFileChooser();
chooser.setFileSelectionMode(JFileChooser.FILES_AND_DIRECTORIES);
chooser.showOpenDialog((Component) this.graphEditable);
File file = chooser.getSelectedFile();
if (file == null) {
JOptionPane.showMessageDialog((Component) this.graphEditable,
"No file was selected.", "Error", JOptionPane.ERROR_MESSAGE);
return;
}
Preferences.userRoot().put("fileSaveLocation", file.getParent());
Graph graph = GraphSaveLoadUtils.loadGraphAmatCpdag(file);
LayoutUtil.defaultLayout(graph);
this.graphEditable.setGraph(graph);
}
}