package e4s.tutorial;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;

import e4s.html.BODY;
import e4s.html.E4CgiParams;
import e4s.html.E4Color;
import e4s.html.E4Message;
import e4s.html.E4Method;
import e4s.html.HTML;
import e4s.html.ajax.E4AjaxData;
import e4s.html.ajax.E4AjaxData_Intf;
import e4s.html.ajax.E4AjaxPopupElement;
import e4s.servlet.E4ModuleImplementation;
import e4s.servlet.E4ServletImplementation_Intf;
import e4s.translate.E4LabelNone;
import e4s.util.E4StringBufferHtml;

public class Example_Ajax_Popup extends E4ModuleImplementation
{
   public static E4Method start = null;

   public static class E4AjaxPopup extends E4AjaxData implements E4AjaxData_Intf
   {
      private String m_id = null;
      
      public E4AjaxPopup(String id)
      {
         m_id = id;
      }
      
      public String getDivId()
      {
         return m_id;
      }

      public void toHtml(E4StringBufferHtml buf, E4CgiParams params, E4ServletImplementation_Intf servlet, boolean initialLoad) 
      throws Exception
      {
         buf.append("<H1>Hello World</H1><BR>" + Math.random());
      } 
   }

   /*public static class E4AjaxPopupText extends E4AjaxData implements E4AjaxData_Intf
   {
      private String m_id = null;
      private String m_txt = null;
      
      public E4AjaxPopupText(String id, String txt)
      {
         m_id = id;
         init(txt);
      }
      
      public E4AjaxPopupText(String id, StringBuffer txt)
      {
         m_id = id;
         if (txt != null)
            init(txt.toString());
      }

      public E4AjaxPopupText(String id, File f) 
      throws IOException
      {
         m_id = id;
         init(f);
      }

      private void init(File f) 
      throws IOException
      {
         BufferedReader in = new BufferedReader( new FileReader(f) );
         
         String line = null;
         StringBuffer buf = new StringBuffer();
         
         while ( ( line = in.readLine() ) != null )        
         {
            buf.append(line);
            buf.append("<br>");
         }
         
         in.close();
         
         init(buf.toString());
      }
      
      private void init(String txt)
      {
         m_txt = txt;
      }
      
      
      public String getDivId()
      {
         return m_id;
      }

      public void toHtml(E4StringBufferHtml buf, E4CgiParams params, E4ServletImplementation_Intf servlet, boolean initialLoad) 
      throws Exception
      {
         if (m_txt != null)
            buf.append(m_txt);
      } 
   } */

      
   public void start(HTML html, E4CgiParams params)
   throws Exception
   {
      BODY body = html.BODY();
      body.Message(E4Message.CAPTION,"Ajax Popup Example");
      body.P();
      
      //E4AjaxPopupText pop = new E4AjaxPopupText("TEST",new File("e:/tomcat6/webapps/_cpy_workspace.bat"));
      E4AjaxPopup pop = new E4AjaxPopup("TEST");
      
      E4AjaxPopupElement elem = new E4AjaxPopupElement(pop,200,100,E4AjaxPopupElement.POSITION_RIGHT|E4AjaxPopupElement.POSITION_BOTTOM,new E4LabelNone("This ajax runs in a window"),getServlet());
      body.addElement(elem);
      
      elem.println("Klick Here");
      elem.Style().setWidth(100);
      elem.Style().setBorderStyle_solid(E4Color.BLACK);
   }
}