/*
Research Project:   Graphical Database for Category Theory
                    J. Bradbury, Dr. R. Rosebrugh, I. Rutherford
                    Mount Allison University 2001
File:               TextOutDialog.java
                    (author: Larry Barowski, Auburn University, 12/10/96)
Description:	      A dialog class for output of a single string.
*/

  //Import statements
   import java.awt.Dialog;
   import java.awt.Button;
   import java.awt.Frame;
   import java.awt.Event;
   import java.awt.TextArea;
   import java.awt.Color;

   public class TextOutDialog extends Dialog
   {
      private TextArea	text;
   
   
      public TextOutDialog(Frame frame, String title, String text_in,
		boolean modal)
      {
         super(frame, title, modal);
      
         int oldpos = -1, pos;
         int rows = 0, columns = 0;
         while((pos = text_in.indexOf('\n', oldpos + 1)) != -1)
         {
            if(pos - oldpos > columns)
               columns = pos - oldpos;
            rows++;
            oldpos = pos;
         }
         columns += 2;
         rows += 2;
      
         if(rows > 35)
            rows = 35;
         if(columns > 80)
            columns = 80;
      
         Construct_(frame, title, text_in, rows, columns, modal);
      }
   
   
   
   
   
      public TextOutDialog(Frame frame, String title, String text_in, int rows,
      int columns, boolean modal)
      {
         super(frame, title, modal);
         Construct_(frame, title, text_in, rows, columns, modal);
      }
   
   
   
   
   
      private void Construct_(Frame frame, String title, String text_in, int rows,
      int columns, boolean modal)
      {
	 LPanel p = new LPanel();
         text = new TextArea(text_in, rows, columns);
         text.setEditable(false);
         text.setBackground(Color.white);
	 p.addComponent(text, 0, 0, 1.0, 1.0, 3, 0);
	 p.addButtonPanel("OK", 0);
            
         p.finish();
	 add("Center", p);
	 pack();
         show();
      }
   
   
   
      public boolean action(Event event, Object object)
      {
         if(event.target instanceof Button)
         {
            hide();
            dispose();
            return true;
         }
         return false;
      }
   }