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Help.java

package rene.zirkel.help;

import java.awt.*;
import java.awt.event.*;
import java.io.*;

import rene.gui.*;
import rene.viewer.*;
import rene.zirkel.Zirkel;

public class Help extends CloseFrame implements ActionListener
{     Viewer V;
      Button Close;
      static public String CodePage="";
      // display the help from subject.txt
      public Help (String subject)
      {     super(Zirkel.name("help.title","Help"));
            V=new Viewer();
            if (Global.Background!=null) V.setBackground(Global.Background);
            V.setFont(Global.FixedFont);
            V.setTabWidth(4);
            String lang=Global.name("language","");
            while (true)
            {     try
                  {     BufferedReader in;
                        try
                        {     if (CodePage.equals(""))
                                    in=new BufferedReader(new InputStreamReader(
                                    getClass().getResourceAsStream("/rene/zirkel/docs/"+lang+subject),CodePage));
                              else 
                                    in=new BufferedReader(new InputStreamReader(
                                    getClass().getResourceAsStream("/rene/zirkel/docs/"+lang+subject),CodePage));
                        }
                        catch (Exception e)
                        {     in=new BufferedReader(new InputStreamReader(
                                    getClass().getResourceAsStream("/rene/zirkel/docs/"+lang+subject)));
                        }
                        while (true)
                        {     String s=in.readLine();
                              if (s==null) break;
                              V.appendLine(s);
                        }
                        in.close();
                  }
                  catch (Exception e)
                  {     if (!lang.equals(""))
                        {     lang=""; continue;
                        }
                        else
                        {     V.setText(
                                    Zirkel.name("help.error","Could not find the help file!"));
                        }
                  }
                  break;
            }
            V.doUpdate(false);
            
            setLayout(new BorderLayout());
            setSize(600,600);
            setLocation(120,70);
            add("Center",V);
            Panel p=new MyPanel();
            p.add(Close=new Button(Zirkel.name("close","Close")));
            Close.addActionListener(this);
            add("South",p);
            setPosition("help");
            seticon("rene/zirkel/icon.png");
            setVisible(true);
      }
      public void actionPerformed (ActionEvent e)
      {     if (e.getSource()==Close)
            {     notePosition("help");
                  setVisible(false); dispose();
            }
      }
}

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