import java.awt.*;
import java.util.*;

/**
 * An area made up of WhiteLabel:s for many lines of text. 
*/
public class WhiteArea extends Panel {
  static final int WIDTH = 200;
  WhiteLabel[] lines;
  String[] txt;

/**
* Main cointructor.
*/
  public WhiteArea(int nr, int x, int y) {
    lines = new WhiteLabel[nr];
    txt = new String[nr];

    setLayout(null);
    resize(WIDTH, nr*20);
    move(x,y);
    
    Font fo = new Font("Courier", Font.PLAIN, 12);  //each char must have same size!

    int yc=0;
    for(int i=0;i<nr;i++) {
      lines[i] = new WhiteLabel("",0,yc);
      add(lines[i]);
      lines[i].move(0,i*20);
      lines[i].resize(WIDTH, 20);
      lines[i].setFont(fo);
      y += 20;
    }

//    System.out.println("................"+this);
  }

/**
 * Sets the text in the given area and distributes the lines to the different WhiteLables.
*/
  public void setText(String s) {
    int i = 0;
    StringTokenizer st = new StringTokenizer(s,"\n");
    while(i<txt.length && st.hasMoreTokens()) {
      lines[i++].setText(st.nextToken());
    }
  }

/*
  public void update(Graphics g) {
    paint(g);
  }

  public void paint(Graphics g) {
    Dimension d = size();
    g.setColor(Color.red);
    g.fillRect(0,0,d.width, d.height);
    g.drawString("en himla vit ruta",0,0);
    System.out.println(this);
  }
*/

/**
 * Test
*/
  static public void main(String[] a) {

    Frame f = new Frame();
    f.resize(400,400);
    WhiteArea va = new WhiteArea(3,10,40);
    va.setText(ExpandTab.expand("hej\t40\t44\npelle\t\t33\neller\n"));
    f.add(va);
    f.show();

  }

}