import java.applet.Applet;
import java.awt.*;

//-----------------------------------------------
public class FrameTest extends Applet {
	MyFrame mf;
    boolean opened = false;

	public void init() {
    	mf = new MyFrame();

        setLayout(new BorderLayout());

        Panel p = new Panel();
        p.setLayout(new GridLayout(1,2,5,5));
		p.add(new Button("Open Frame"));
		p.add(new Button("Close Frame"));
        add("South", p);

        add("Center", new Label("Frame and Dialog Test", Label.CENTER));
    }

    public void start() {
    	if (opened == true)
	    	mf.show();
    }
    public void stop() {
    	mf.stop();
    }

    public boolean action(Event ev, Object obj) {
        if (ev.target instanceof Button) {
        	if ("Open Frame".equals(obj)) {
		    	mf.show();
                opened = true;
        	} else if ("Close Frame".equals(obj)) {
		    	mf.stop();
                opened = false;
            }
            return true;
        }
        return false;
    }
}

//-----------------------------------------------
class MyFrame extends Frame {
	MyDialog mdModal,mdNomod,mdAbout;

	public MyFrame() {
       	mdModal = new MyDialog(this, "mdModal","Modal Dialog Test", true);
       	mdNomod = new MyDialog(this, "mdNomod","Non-Modal Dialog Test", false);
       	mdAbout = new MyDialog(this, "mdAbout","About what?", false);
    	setTitle("MyFrame");

        Menu menuFile = new Menu("File");
        menuFile.add(new MenuItem("Quit"));

        Menu menuHelp = new Menu("Help");
        menuHelp.add(new MenuItem("About"));

        MenuBar menubar = new MenuBar();
        menubar.add(menuFile);
        menubar.add(menuHelp);
        setMenuBar(menubar);

        Panel p = new Panel();
        p.setLayout(new GridLayout(1,2,5,5));
		p.add(new Button("Modal Dialog"));
		p.add(new Button("Non-Modal Dialog"));
        add("South", p);

        add("Center", new Label("Java Frame Test", Label.CENTER));

    	resize(300,130);
    }

	public boolean handleEvent(Event ev) {
		if (ev.id == Event.WINDOW_DESTROY) {
        	stop();
			return true;
        } else {
        	return super.handleEvent(ev);
        }
	}

    public boolean action(Event ev, Object obj) {
    	if (ev.target instanceof MenuItem) {
            if ("Quit".equals(obj)) {
            	stop();
            } else if ("About".equals(obj)) {
		    	mdAbout.show();
            }
            return true;
        } else if (ev.target instanceof Button) {
        	if ("Modal Dialog".equals(obj)) {
		    	mdModal.show();
        	} else if ("Non-Modal Dialog".equals(obj)) {
		    	mdNomod.show();
            }
            return true;
        }
        return false;
    }

    public void stop() {
    	mdAbout.hide();
    	mdNomod.hide();
    	mdModal.hide();
        hide();
    }
}
//-----------------------------------------------
class MyDialog extends Dialog {
	public MyDialog(Frame parent, String title, String comment, boolean modal) {
    	super(parent, title, modal);

        Panel p = new Panel();
		p.add(new Button("OK"));
        p.resize(p.preferredSize());
        add("South", p);

        add("Center", new Label(comment, Label.CENTER));

    	resize(250,120);
    }

	public boolean handleEvent(Event ev) {
		if (ev.id == Event.WINDOW_DESTROY) {
        	hide();
			return true;
        } else {
        	return super.handleEvent(ev);
        }
	}

    public boolean action(Event ev, Object obj) {
        if (ev.target instanceof Button) {
        	hide();
            return true;
        }
        return false;
    }
}