package com.opensymphony.workflow.designer.swing.status;import java.awt.*;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import javax.swing.*;import javax.swing.border.EmptyBorder;import com.opensymphony.workflow.designer.ResourceManager;/** * @author Hani Suleiman (hani@formicary.net) *         Date: Dec 24, 2003 *         Time: 5:05:32 PM */public class StatusDisplay extends DisplayItem{  private JLabel status;  private JLabel progressStatus;  private JProgressBar progress;  private JButton cancel;  private CancelListener cancelListener;  public static interface CancelListener  {    public void cancelPerformed();  }  public StatusDisplay()  {    setLayout(new CardLayout());    add(createStatus(), "Status");    add(createProgressBar(), "Progress");    showStatus();  }  public void showStatus()  {    ((CardLayout)getLayout()).show(this, "Status");  }  public void showProgress()  {    ((CardLayout)getLayout()).show(this, "Progress");  }  private Component createProgressBar()  {    JPanel mainPanel = new JPanel();    mainPanel.setOpaque(false);    cancelListener = null;    mainPanel.setLayout(new BorderLayout(3, 0));    progressStatus = new JLabel("");    progressStatus.setVerticalAlignment(1);    progressStatus.setBorder(BorderFactory.createEmptyBorder(0, 4, 0, 4));    progress = new JProgressBar();    progress.setMaximum(100);    cancel = new JButton(ResourceManager.getString("cancel"));    cancel.setOpaque(false);    cancel.setBorder(BorderFactory.createEmptyBorder(0, 4, 0, 4));    cancel.addActionListener(new ActionListener()    {      public void actionPerformed(ActionEvent actionevent)      {        if(StatusDisplay.this.cancelListener != null)          StatusDisplay.this.cancelListener.cancelPerformed();      }    });    cancel.setRequestFocusEnabled(false);    cancel.setFocusable(false);    JPanel barPanel = new JPanel(new BorderLayout(0, 0));    barPanel.setOpaque(false);    barPanel.setBorder(new EmptyBorder(3, 3, 3, 3));    barPanel.add(progress, BorderLayout.CENTER);    JPanel progressPanel = new JPanel(new BorderLayout(3, 0));    progressPanel.setOpaque(false);    progressPanel.add(progressStatus, BorderLayout.LINE_START);    progressPanel.add(barPanel, BorderLayout.CENTER);    mainPanel.add(progressPanel, BorderLayout.CENTER);    mainPanel.add(cancel, BorderLayout.LINE_END);    setCancelListener(null);    return mainPanel;  }  private Component createStatus()  {    status = new JLabel();    status.setVerticalAlignment(1);    status.setBorder(BorderFactory.createEmptyBorder(0, 4, 0, 4));    return status;  }  public void setStatus(final String string)  {    if(SwingUtilities.isEventDispatchThread())    {      status.setText(string);      showStatus();      return;    }    Runnable runnable = new Runnable()    {      public void run()      {        StatusDisplay.this.status.setText(string);        showStatus();      }    };    SwingUtilities.invokeLater(runnable);  }  public void setStatusIcon(final Icon icon)  {    if(SwingUtilities.isEventDispatchThread())    {      status.setIcon(icon);      showStatus();      return;    }    Runnable runnable = new Runnable()    {      public void run()      {        StatusDisplay.this.status.setIcon(icon);        showStatus();      }    };    SwingUtilities.invokeLater(runnable);  }  public void setProgressStatus(final String string)  {    if(SwingUtilities.isEventDispatchThread())    {      showProgress();      progressStatus.setText(string);      return;    }    Runnable runnable = new Runnable()    {      public void run()      {        showProgress();        StatusDisplay.this.progressStatus.setText(string);      }    };    SwingUtilities.invokeLater(runnable);  }  /**   * @param amount A value between 0 and 100 (inclusive)   */  public void setProgress(final int amount)  {    if(SwingUtilities.isEventDispatchThread())    {      showProgress();      progress.setValue(amount);      return;    }    Runnable runnable = new Runnable()    {      public void run()      {        showProgress();        StatusDisplay.this.progress.setValue(amount);      }    };    SwingUtilities.invokeLater(runnable);  }  public void setCancelListener(CancelListener c)  {    if(c == null)    {      cancel.setVisible(false);    }    else    {      cancel.setVisible(true);    }    cancelListener = c;  }  public String getItemName()  {    return "Status";  }  public Dimension getPreferredSize()  {    return new Dimension(200, super.getPreferredSize().height);  }  public void setIndeterminate(boolean bool)  {    progress.setIndeterminate(bool);  }  public void setProgressBarWidth(int i)  {    progress.setMaximumSize(new Dimension(i, progress.getPreferredSize().height));  }}