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//
// From http://www.centerkey.com/java/browser
//

////////////////////////////////////////////////////////
// Bare Bones Browser Launch                          //
// Version 1.1                                        //
// July 8, 2005                                       //
// Supports: Mac OS X, GNU/Linux, Unix, Windows XP    //
// Example Usage:                                     //
//    String url = "http://www.centerkey.com/";       //
//    BareBonesBrowserLaunch.openURL(url);            //
// Public Domain Software -- Free to Use as You Like  //
////////////////////////////////////////////////////////

package IceGridGUI;

import java.lang.reflect.Method;
import javax.swing.JOptionPane;

public class BareBonesBrowserLaunch {

    private static final String errMsg = "Error attempting to launch web browser";

    public static void openURL(String url) {
	String osName = System.getProperty("os.name");
	try {
	    if (osName.startsWith("Mac OS")) {
		Class macUtils = Class.forName("com.apple.mrj.MRJFileUtils");
		Method openURL = macUtils.getDeclaredMethod("openURL",
							    new Class[] {String.class});
		openURL.invoke(null, new Object[] {url});
            }
	    else if (osName.startsWith("Windows"))
		Runtime.getRuntime().exec("rundll32 url.dll,FileProtocolHandler " + url);
	    else { //assume Unix or Linux
		String[] browsers = {
		    "firefox", "opera", "konqueror", "mozilla", "netscape" };
		String browser = null;
		for (int count = 0; count < browsers.length && browser == null; count++)
		    if (Runtime.getRuntime().exec(
			    new String[] {"which", browsers[count]}).waitFor() == 0)
			browser = browsers[count];
		if (browser == null)
		    throw new Exception("Could not find web browser.");
		else
		    Runtime.getRuntime().exec(new String[] {browser, url});
            }
	}
	catch (Exception e) {
	    JOptionPane.showMessageDialog(null, errMsg + ":\n" + e.getLocalizedMessage());
	}
    }   
}