// Yuan Kui Shen - cs184-ac - 12940472
// Raul Joni Chu - cs184-bq - 12782756
// CS184 Fall '98 Project 1
// File: proj1.wrl

import vrml.*;
import vrml.node.*;
import vrml.field.*;
import java.io.*;
import java.util.*;

// This class is ONLY needed because we need to extend the Script class in
// order to be able to create VRML-aware events.

public class Talker extends Script {

	private SFInt32 atom_type;
	private GUIWindow TheControls;	

	// This is the class to talk to the world - not much here
	public Talker() {
	}

	// Get the user's choice from the GUIWindow class
	public void atom_type() {
 		atom_type.setValue(TheControls.get_type());
	}

	// Tell the world what type of atom to add
	public void processEvent(Event event) {
		String EventName = event.getName();
		if (EventName.equals("add_atom")) {
			atom_type();
		}
	}

	// Create the pop-up window and give it a name
	public void initialize() {
		TheControls = new GUIWindow();
    		TheControls.inAnApplet = false;
		TheControls.setTitle("VRML Molecule Modeller Control Panel");
    		TheControls.pack();
    		TheControls.setVisible(true);
		atom_type = (SFInt32)getEventOut("atom_type");
	}

}