JDialogCancel.java

/* Copyright or (C) or Copr. GET / ENST, Telecom-Paris, Ludovic Apvrille
 * 
 * ludovic.apvrille AT enst.fr
 * 
 * This software is a computer program whose purpose is to allow the
 * edition of TURTLE analysis, design and deployment diagrams, to
 * allow the generation of RT-LOTOS or Java code from this diagram,
 * and at last to allow the analysis of formal validation traces
 * obtained from external tools, e.g. RTL from LAAS-CNRS and CADP
 * from INRIA Rhone-Alpes.
 * 
 * This software is governed by the CeCILL  license under French law and
 * abiding by the rules of distribution of free software.  You can  use,
 * modify and/ or redistribute the software under the terms of the CeCILL
 * license as circulated by CEA, CNRS and INRIA at the following URL
 * "http://www.cecill.info".
 * 
 * As a counterpart to the access to the source code and  rights to copy,
 * modify and redistribute granted by the license, users are provided only
 * with a limited warranty  and the software's author,  the holder of the
 * economic rights,  and the successive licensors  have only  limited
 * liability.
 * 
 * In this respect, the user's attention is drawn to the risks associated
 * with loading,  using,  modifying and/or developing or reproducing the
 * software by the user in light of its specific status of free software,
 * that may mean  that it is complicated to manipulate,  and  that  also
 * therefore means  that it is reserved for developers  and  experienced
 * professionals having in-depth computer knowledge. Users are therefore
 * encouraged to load and test the software's suitability as regards their
 * requirements in conditions enabling the security of their systems and/or
 * data to be ensured and,  more generally, to use and operate it in the
 * same conditions as regards security.
 * 
 * The fact that you are presently reading this means that you have had
 * knowledge of the CeCILL license and that you accept its terms.
 */




package ui.window;

import ui.util.IconManager;
import ui.StoppableGUIElement;

import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

/**
   * Class JDialogCancel
   * Dialog for managing cancel over other frames
   * Creation: 27/04/2007
   * @version 1.0 27/04/2007
   * @author Ludovic APVRILLE
 */
public class JDialogCancel extends JDialog implements ActionListener, Runnable  {

    private static String DEFAULT_WAIT = "Please wait";

    private StoppableGUIElement sge;
    private Thread t;


    private JButton cancelButton;
    private String info;
    private JLabel percentage;
    private JLabel message;
    private String wait = DEFAULT_WAIT;
    private int cpt = 0;

    /* Creates new form  */
    // arrayDelay: [0] -> minDelay ; [1] -> maxDelay
    public JDialogCancel(Frame f, String _title, String _info, StoppableGUIElement _sge) {

        super(f, _title, true);

        sge = _sge;
        info = _info;

        initComponents();
        myInitComponents();
        //pack();
    }


    private void myInitComponents() {
        t = new Thread(this);
        t.start();
    }

    private void initComponents() {
        Container c = getContentPane();
        GridBagLayout gridbag0 = new GridBagLayout();
        GridBagConstraints c0 = new GridBagConstraints();

        setFont(new Font("Helvetica", Font.PLAIN, 14));
        c.setLayout(gridbag0);

        c0.gridwidth = GridBagConstraints.REMAINDER; //end row


        c.add(new JLabel("          "), c0);
        message = new JLabel(info);
        c.add(message, c0);
        c.add(new JLabel("          "), c0);
        percentage = new JLabel("0%");
        c.add(percentage, c0);
        c.add(new JLabel("          "), c0);
        cancelButton = new JButton("Cancel", IconManager.imgic27);
        cancelButton.addActionListener(this);

        c.add(cancelButton, c0);
    }

    public void actionPerformed(ActionEvent evt)  {
        String command = evt.getActionCommand();

        // Compare the action command to the known actions.
        if (command.equals("Cancel")) {
            cancelDialog();
        }
    }

    public void run() {
        int percentage;
        try {
            while(sge !=null) {
                Thread.sleep(100);
                if (sge != null) {
                    percentage = sge.getPercentage();
                    setPercentage(percentage);
                    setCurrentMessage(sge.getCurrentActivity());
                }
            }
        } catch (InterruptedException ie) {}
    }

    public void setPercentage(int p) {
        if (p <0) {
            cpt ++;
            if (cpt%10 == 0) {
                wait += ".";
                if (cpt%100 == 0) {
                    wait = DEFAULT_WAIT;
                    cpt = 0;
                }
                percentage.setText(wait);
                repaint();
            }

        } else {
            percentage.setText(p+"%");
            repaint();
        }
    }

    public void setCurrentMessage(String _msg) {
        message.setText(_msg);
        repaint();
    }



    public void cancelDialog() {
        if (sge != null) {
            sge.stopElement();
        }
        sge = null;
        dispose();
    }

    public void stopAll() {
        sge = null;
        dispose();
    }
}