package com.opensymphony.workflow.designer.dialogs;import java.util.ArrayList;import java.awt.*;import java.awt.event.ItemListener;import java.awt.event.ItemEvent;import javax.swing.*;import com.opensymphony.workflow.designer.*;import com.opensymphony.workflow.loader.*;import com.jgoodies.forms.builder.DefaultFormBuilder;/** * Date: Mar 17, 2004 * Time: 10:33:21 PM * * @author hani */public class ActionTypeDialog extends BaseDialog implements ItemListener{  private JComboBox actionType = new JComboBox(new String[]{ResourceManager.getString("result.conditional"), ResourceManager.getString("result.unconditional")});  private JComboBox relatedAction;  private StepDescriptor source;  private WorkflowGraphModel model;  public ActionTypeDialog(Frame owner, StepDescriptor source) throws HeadlessException  {    super(owner, ResourceManager.getString("result.select"), true);    this.source = source;    getBanner().setTitle(ResourceManager.getString("result.create.title"));    getBanner().setSubtitle(ResourceManager.getString("result.create.subtitle"));    DefaultFormBuilder builder = UIFactory.getDialogBuilder(null, getContentPane());    builder.append(ResourceManager.getString("result.select.long"), actionType);    java.util.List relatedActions = new ArrayList(source.getActions());    relatedActions.add(0, ResourceManager.getString("result.create.newaction"));    relatedAction = new JComboBox(relatedActions.toArray());    relatedAction.setEditable(true);    relatedAction.setRenderer(new DefaultListCellRenderer()    {      public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus)      {        JLabel label = (JLabel)super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);        if(value instanceof ActionDescriptor)        {          ActionDescriptor action = (ActionDescriptor)value;          label.setText(action.getName());        }        return label;      }    });    relatedAction.addItemListener(this);    actionType.addItemListener(this);    builder.append(ResourceManager.getString("result.related.action"), relatedAction);    builder.appendRow(builder.getLineGapSpec());    builder.nextLine();  }  public int getType()  {    switch(actionType.getSelectedIndex())    {      case 0:        return ConnectHelper.CONDITIONAL;      default:        return ConnectHelper.UNCONDITIONAL;    }  }  public ActionDescriptor getRelatedAction()  {    int index = relatedAction.getSelectedIndex();    if(index < 1)    {      ActionDescriptor sourceAction = DescriptorBuilder.createAction(source, index == 0 ? source.getName() : (String)relatedAction.getEditor().getItem(), Utils.getNextId(model.getContext()));      Utils.checkId(model.getContext(), sourceAction);      return sourceAction;    }    return (ActionDescriptor)relatedAction.getSelectedItem();  }  public WorkflowGraphModel getModel()  {    return model;  }  public void setModel(WorkflowGraphModel model)  {    this.model = model;  }  public void itemStateChanged(ItemEvent e)  {    if(e.getStateChange() == ItemEvent.SELECTED)    {      if(e.getSource() == relatedAction || e.getSource() == actionType)      {        //don't allow unconditional results if we already have one for the current action        if(actionType.getSelectedIndex() == 1 && relatedAction.getSelectedIndex() > 0)        {          ActionDescriptor action = (ActionDescriptor)relatedAction.getSelectedItem();          if(action.getUnconditionalResult() != null)          {            JOptionPane.showMessageDialog(this, "Action already has an unconditional result.\nTo create a new one, delete the existing one first.", "Duplicate unconditional result", JOptionPane.ERROR_MESSAGE);            if(e.getSource() == relatedAction)              relatedAction.setSelectedIndex(0);            else              actionType.setSelectedIndex(1);          }        }      }    }  }}