/** 
  * HF Receiver Controller Applet 1.0.0
  * @author Robert J Morton YE572246C
  * @version 25 November 2001, 
    revanped 16 November 2007, 
    Swing Version 31 January 2012
  * @copyright Robert J Morton (all rights reserved) */

/* This is the Applet's Selected Station Name panel */

import javax.swing.*;  // the Swing GUI system
import java.awt.*;     // abstract windiwing toolkit

public class messagespanel extends JPanel {

  private static final long 
    serialVersionUID = 123L;  // what the hell this is for, I don't know!

  private hfbrx hf;
  private Color bg;  // background colour transparent white
  private boolean 
    FrequenciesLoaded = false,
    Error = false;   // true when message is an error message
  int w, h, y;       // panel's width and height font vertical baseline offset
  String msg = "";
  Font font;         // font for panel lettering


  messagespanel(int w, int h, int y, Font font, hfbrx hf, Color bg) {
    this.w = w;
    this.h = h;
    this.font = font;
    this.y = y;
    this.hf = hf;
    this.bg = bg;
  }


  void showMsg(String m, boolean b) { msg = m; Error = b; repaint(); }


  public void paint(Graphics g) {
    g.setColor(bg);            // clear the field by
    g.fillRect(0,0,w,h);       // filling it with background colour
    g.setFont(font);           // use the big bold font
    g.setColor(Color.black);   // display progress message in black lettering
    if(msg.equals(""))         // if loading has finished completely
      hf.RtryBut.setText("");  // kill label on retry button
    else if(Error) {           // else if it is an error message
      hf.RtryBut.setText("Retry"); // change label on retry button to "Retry"
      g.setColor(Color.red);   // display error message in red lettering
    }
    g.drawString(msg, 4, y);   // display the message
  }
}