source: tmcsimulator/trunk/src/tmcsim/cadsimulator/viewer/ConfigStatusPanel.java @ 36

package tmcsim.cadsimulator.viewer;



import java.awt.*;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.io.*;

import java.nio.file.FileSystems;

import java.nio.file.Path;



import javax.swing.*;





/**

 * ConfigStatusPanel is a GUI object used for displaying the current configuration files.

 * 

 * @author Drew Miller

 * @version

 */

@SuppressWarnings("serial")

public class ConfigStatusPanel extends JPanel {

    

        private String[] configFileNames = {

                        "cad_simulator_config.properties", 

                        "cad_simulator_media_config.properties", 

                        "cad_simulator_paramics_config.properties",

                        "cad_simulator_smoketest_config.properties"

                        };

        private JTextArea view;

    /**

     * Constructor.  Initialize data and GUI components.

     */

    public ConfigStatusPanel() {        

        initComponents();

    }

    

    private String getFileContent(Path pathToFile) throws IOException {

        BufferedReader br = new BufferedReader(new FileReader(pathToFile.toString()));

        String content = null;

        String line = null;

        while((line = br.readLine()) != null) {

                content += line + "\n";

        }

        return content;

    }

    

    private Path getPathToFile(String fileName) {

        Path p = FileSystems.getDefault().getPath("config", fileName); 

        return p;

    }

   

        private void changeView(Path pathToFileName) {

                try {

                view.setText(getFileContent(pathToFileName));

                view.setCaretPosition(view.getDocument().getLength());

        } catch (IOException e) {

                System.out.println("Error in setting text.");

        }

        }

    private void setupComboBox(JPanel container) {

        JComboBox selectMenu = new JComboBox(configFileNames);

        selectMenu.addActionListener(new ActionListener() {

                public void actionPerformed(ActionEvent e) {

                        JComboBox b = (JComboBox)e.getSource();

                        System.out.println(b.getSelectedItem());

                        Path p = getPathToFile(b.getSelectedItem().toString());

                        changeView(p);

                }



        });

        container.add(selectMenu);

    }

    

    private void setupTextView(JPanel container) {

        view = new JTextArea(15, 30);

        view.setEditable(false);

        view.setLineWrap(true);

        view.setWrapStyleWord(true);

        Path p = FileSystems.getDefault().getPath("config", configFileNames[0]);

        try {

                view.setText(getFileContent(p));

        } catch (IOException e) {

                System.out.println("Error in setting text.");

        }

        container.add(view);

    }

    /**

     * Initialize GUI components.

     */

    private void initComponents() {

        configTab = new JPanel(new FlowLayout(FlowLayout.CENTER));

        configTab.setPreferredSize(new Dimension(400, 400));

        setupComboBox(configTab);

        setupTextView(configTab);



        add(configTab);

    }

    

    

    private JPanel configTab;

    

}