source: domaineditor/src/main/java/geniusweb/actions/HelpAction.java

package geniusweb.actions;

import java.awt.event.ActionEvent;
import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.logging.Level;

import tudelft.utilities.logging.Reporter;

public class HelpAction extends GuiAction {

        private String helpuri = "https://tracinsy.ewi.tudelft.nl/pubtrac/GeniusWeb/wiki/ProfileEditor";

        public HelpAction(Reporter log) {
                super("Help", log);
                putValue(SHORT_DESCRIPTION, "Open Help webpage");
                // no accelerator key. Apple uses shift-command-questionmark
                // however ? is not supported as shortcut key in java because
                // "it's not on the primary layer"
        }

        @Override
        public void actionPerformed(ActionEvent evt) {
                try {
                        java.awt.Desktop.getDesktop().browse(new URI(helpuri));
                } catch (IOException | URISyntaxException e) {
                        e.printStackTrace();
                        log.log(Level.SEVERE,
                                        "Failed to open help webpage:" + e.getMessage());
                }
        }

}