package e4s.tutorial;

import e4s.html.*;
import e4s.servlet.*;

import java.io.*;
// import java.awt.*;
import java.util.*;
import java.text.*;
import java.net.*;
import java.sql.*;

/**
 * How to handle parameters when calling functions.
 *
 * {@tutorial Example_ParameterHandling}
 */
public class Example_ParameterHandling extends E4ModuleImplementation
{
	public static E4Method simpleParameterHandling = null;
	public static E4Method receivedParameters = null;
	 
	
  /**
	 * Handle some parameters throught a <A HREF=..>.
	 *
	 * @param html the HTML context, to be used for output.
	 */
	public void simpleParameterHandling(HTML html)
	{
		BODY body = html.BODY();

		A href = body.A(receivedParameters);
		href.addParameter("Name","Robert");
		href.addParameter("Age",35);
		href.addParameter("Gender",true);
		href.print("[click here to continue]");
	}

	
	public void receivedParameters(HTML html, E4CgiParams params)
	{
		BODY body = html.BODY();
		
		TABLE table = body.TABLE();
		table.setBorder();
		table.setCellspacing(0,0);
		table.setBgColor(new E4Color(0xA0,0xA0,0xA0));
		table.setBorderColor(E4Color.RED);
		
		TR tr1 = table.TR();
		tr1.TD().println("Received value for parameter 'Name':");
		tr1.TD().println(params.get("Name"));
			
		TR tr2 = table.TR();
		tr2.TD().println("Received value for parameter 'Age':");
		tr2.TD().println(params.get("Age"));

		TR tr3 = table.TR();
		tr3.TD().println("Received value for parameter 'Gender':");
		tr3.TD().println(params.get("Gender"));
	}
}