package com.opensymphony.workflow.designer.dialogs;import java.awt.*;import java.awt.event.*;import java.net.URL;import java.net.MalformedURLException;import java.io.File;import javax.swing.*;import com.opensymphony.workflow.designer.ResourceManager;import com.opensymphony.workflow.designer.UIFactory;import com.opensymphony.workflow.designer.swing.FileField;import com.jgoodies.forms.builder.DefaultFormBuilder;/** * @author Hani Suleiman (hani@formicary.net) *         Date: Dec 25, 2003 *         Time: 1:25:28 AM */public class ImportWorkflowDialog extends BaseDialog{  private JRadioButton web = new JRadioButton(ResourceManager.getString("import.web.long"));  private JRadioButton file = new JRadioButton(ResourceManager.getString("import.file.long"));  private FileField fileField = new FileField(JFileChooser.FILES_AND_DIRECTORIES, false, ".xml", ResourceManager.getString("descriptor.files"));  private JTextField webField = new JTextField();  private URL url;  public ImportWorkflowDialog(Frame owner, String title, boolean modal) throws HeadlessException  {    super(owner, title, modal);    DefaultFormBuilder builder = UIFactory.getDialogBuilder(null, getContentPane());    builder.append(web, webField);	  webField.addFocusListener(new FocusAdapter()	  {		  public void focusGained(FocusEvent e)		  {			  web.setSelected(true);		  }	  });    builder.nextLine();    ButtonGroup group = new ButtonGroup();    group.add(web);    group.add(file);    builder.append(file, fileField);	  fileField.getTextField().addFocusListener(new FocusAdapter()	  {		  public void focusGained(FocusEvent e)		  {			  file.setSelected(true);		  }	  });    fileField.addActionListener(new ActionListener()    {      public void actionPerformed(ActionEvent e)      {        file.setSelected(true);      }    });  }	public void ok()	{		if(web.isSelected())		{		  try		  {		    url = new URL(webField.getText());		    super.ok();			  return;		  }		  catch(MalformedURLException e1)		  {		    JOptionPane.showMessageDialog(this, ResourceManager.getString("import.url.invalid", new Object[]{e1.getMessage()}));		  }		}		else if(file.isSelected())		{		  try		  {		    File f = new File(fileField.getText());		    if(!f.exists() || f.isDirectory())		    {		      JOptionPane.showMessageDialog(this, ResourceManager.getString("import.url.file.invalid"));		      return;		    }		    url = f.toURL();			  super.ok();				return;		  }		  catch(MalformedURLException e1)		  {		    JOptionPane.showMessageDialog(this, ResourceManager.getString("import.url.invalid", new Object[]{e1.getMessage()}),		      ResourceManager.getString("error"), JOptionPane.ERROR_MESSAGE);		  }		}	}  public URL getImportURL()  {    return url;  }}