stepfunctioneditor.java

一个很好实用的工作流OSWORKFLOW开发例子.有着非常优秀的灵活性.

package com.opensymphony.workflow.designer.editor;

import com.opensymphony.workflow.designer.ResourceManager;
import com.opensymphony.workflow.designer.WorkflowDesigner;
import com.opensymphony.workflow.designer.dialogs.DialogUtils;
import com.opensymphony.workflow.loader.AbstractDescriptor;
import com.opensymphony.workflow.loader.ActionDescriptor;
import com.opensymphony.workflow.loader.StepDescriptor;
import com.opensymphony.workflow.loader.ConfigFunctionDescriptor;

/**
 * @author baab
 */
public class StepFunctionEditor extends FunctionEditor
{
  public StepFunctionEditor(StepDescriptor desc)
  {
    super(desc);
  }

  protected AbstractDescriptor getParent()
  {
    //todo need a check here for actions>0 or a more sensible way to get parent
    return (ActionDescriptor)((StepDescriptor)getDescriptor()).getActions().get(0);
  }

	protected ConfigFunctionDescriptor getFunction()
	{
		ConfigFunctionDescriptor template = (ConfigFunctionDescriptor)DialogUtils.getUserSelection(getModel().getPalette().getPreFunctions(),
		  ResourceManager.getString("function.select.step"),
		  ResourceManager.getString("function.select"), 
		  WorkflowDesigner.INSTANCE);
		if(template!=null)
		  return new ConfigFunctionDescriptor(template);
		return null;
	}	
}