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package de.spline.kvm;
import java.awt.*;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Locale;
import java.util.Map;
import de.spline.kvm.events.EventMulticaster;
import de.spline.kvm.events.LifetimeListener;
import de.spline.kvm.utils.ReflectionUtils;
import nn.pp.rc.RemoteConsoleApplet;
import nn.pp.rc.ServerConsolePanelBase;
/**
* This is a class, to run an applet without an browser. It just overrides the
* necessary methods to run the applet. The applet "window" displayed in tbe
* browser is not drawn, but the interesting stuff (aka. the remote console)
* is in a separate Frame.
*/
public class StandaloneApplet extends RemoteConsoleApplet
{
protected String host;
protected Map<String, String> parameters;
protected LifetimeListener lifetimeListener = null;
public StandaloneApplet(String host, Map<String, String> parameters)
{
this.host = host;
this.parameters = parameters;
}
/**
* Add a listener for the lifetime events of the applet.
*
* @param listener Listener instance to add
*/
public void addLifetimeListener(LifetimeListener listener)
{
lifetimeListener = EventMulticaster.add(listener, lifetimeListener);
}
/**
* Remove a listener for the lifetime events of the applet.
*
* @param listener Listener instance to remove
*/
public void removeLifetimeListener(LifetimeListener listener)
{
lifetimeListener = EventMulticaster.remove(listener, lifetimeListener);
}
@Override
public Image getImage(URL url)
{
return getToolkit().getImage(url);
}
@Override
public URL getCodeBase()
{
URL url = null;
try {
url = new URL("https", host, 443, "");
} catch (MalformedURLException e) {
e.printStackTrace();
}
return url;
}
@Override
public URL getDocumentBase()
{
return getCodeBase();
}
@Override
public Locale getLocale()
{
return Locale.getDefault();
}
/**
* This are the parameters of the applet. The applet usually get the values
* from html tags inside the applet tag. We have parsed this tags into a
* map and simply return these values here.
*
* @param name Name of the parameter to get
* @return Value of the parameter
*/
@Override
public String getParameter(String name)
{
return parameters.get(name.toUpperCase());
}
@Override
public void init()
{
super.init();
// The initial label is removed during init and this is causing
// NullPointerExceptions when the popup should be displayed, so we
// simply add the label again.
ServerConsolePanelBase consolePanel = ReflectionUtils.getConsolePanel(this);
PopupMenu menu = ReflectionUtils.getOptionMenu(consolePanel);
menu.setLabel("Options");
}
@Override
public void stop()
{
super.stop();
destroy();
lifetimeListener.appletStopped();
}
}
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