package com.opensymphony.workflow.designer.swing.status;import java.awt.*;import javax.swing.*;import javax.swing.border.Border;/** * @author Hani Suleiman (hani@formicary.net) *         Date: Dec 24, 2003 *         Time: 3:27:25 PM */public class StatusBar extends JPanel{  private Border border;  public StatusBar()  {    setLayout(new BoxLayout(this, BoxLayout.X_AXIS));    setRequestFocusEnabled(false);    setFocusable(false);    border = BorderFactory.createEmptyBorder(1, 4, 1, 4);  }  protected void addImpl(Component comp, Object constraints, int index)  {    super.addImpl(comp, constraints, index);    if(comp instanceof DisplayItem)    {      DisplayItem item = (DisplayItem)comp;      item.setBorder(border);    }  }  public DisplayItem getItemByName(String name)  {    Component[] components = getComponents();    for(int i = 0; i < components.length; i++)    {      Component c = components[i];      if(c instanceof DisplayItem)      {        DisplayItem item = (DisplayItem)c;        if(name.equals(item.getItemName()))          return item;      }    }    return null;  }  public void setItemVisible(String string, boolean bool)  {    DisplayItem item = getItemByName(string);    if(item != null)      item.setVisible(bool);    validate();    repaint();  }  public int getHeight()  {    Component[] components = getComponents();    int height = 0;    for(int i = 0; i < components.length; i++)    {      Component c = components[i];      if(c instanceof DisplayItem)      {        int itemHeight = c.getPreferredSize().height;        if(itemHeight > height) height = itemHeight;      }    }    return height + 5;  }  public Dimension getPreferredSize()  {    return new Dimension(0, getHeight());  }  public void removeNotify()  {    super.removeNotify();    removeAll();  }  public static void main(String[] args) throws InterruptedException  {    JFrame frame = new JFrame();    frame.getContentPane().setLayout(new BorderLayout());    StatusBar bar = new StatusBar();    StatusDisplay progress = new StatusDisplay();    bar.add(progress);    bar.add(Box.createHorizontalGlue());    bar.add(new MemoryDisplay());    frame.setSize(800, 600);    frame.setLocation(100, 100);    frame.getContentPane().add(bar, BorderLayout.SOUTH);    frame.show();    Thread.sleep(1000);    progress.setIndeterminate(true);    progress.setProgressStatus("blahblah");    Thread.sleep(2000);    progress.setStatus("This is a status");    Thread.sleep(1000);    progress.setIndeterminate(false);    for(int i=0;i<100;i++)    {      Thread.sleep(20L);      progress.setProgress(i);    }  }}