content: /*
   * Copyright (c) 1997 - 2016
   * Actelion Pharmaceuticals Ltd.
   * Gewerbestrasse 16
   * CH-4123 Allschwil, Switzerland
   *
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   * 1. Redistributions of source code must retain the above copyright notice, this
   *    list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright notice,
   *    this list of conditions and the following disclaimer in the documentation
   *    and/or other materials provided with the distribution.
   * 3. Neither the name of the the copyright holder nor the
   *    names of its contributors may be used to endorse or promote products
   *    derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
   * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
   * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   *
   * @author Thomas Sander
   */
  
  package com.actelion.research.gui;
  
  import com.actelion.research.gui.hidpi.HiDPIHelper;
  
  import javax.swing.*;
  import java.awt.*;
  
  public class JMessageBar extends JPanel {
  	private static JMessageBar sMessageBar = null;
  	private static Color sBackground = new Color(99,99,99);
  	private static Color sTextColor = Color.GREEN;
  	private static Color sBusyColor = Color.ORANGE;
  	private static Color sErrorColor = Color.RED;
  	private JLabel mLabel;
  	private String mText;
  
  	public static JMessageBar getBar() {
  		if (sMessageBar == null)
  			sMessageBar = new JMessageBar();
  		return sMessageBar;
  		}
  
  	private JMessageBar() {
  		setLayout(new BorderLayout());
  
  		mLabel = new JLabel("", SwingConstants.CENTER);
  		mLabel.setFont(mLabel.getFont().deriveFont(Font.PLAIN, HiDPIHelper.scale(12)));
  		mLabel.setForeground(sTextColor);
  		mLabel.setBackground(sBackground);
  		mLabel.setOpaque(true);
  		add(mLabel,BorderLayout.CENTER);
  		}
  
  	public static void setTextColor(Color fg) {
  		sTextColor = fg;
  		}
  
  	public static void setBusyColor(Color fg) {
  		sTextColor = fg;
  		}
  
  	public static void setErrorColor(Color fg) {
  		sTextColor = fg;
  		}
  
  	public static void setBackgroundColor(Color bg) {
  		sBackground = bg;
  		}
  
  	public void setText(String theText) {
  		mLabel.setForeground(sTextColor);
  		mLabel.setText(theText);
  		mText = theText;
  		}
  
  	public void showText() {
  		mLabel.setForeground(sTextColor);
  		mLabel.setText(mText);
  		}
  
  	public void showBusyMessage(String msg) {
  		mLabel.setForeground(sBusyColor);
  		mLabel.setText(msg);
  		}
  
  	public void showErrorMessage(String msg) {
  		mLabel.setForeground(sErrorColor);
  		mLabel.setText(msg);
  		}
  	}
  