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博客园 - 飘零

HTML5_2(视频) HTML5_1(新特性) 给宝贝女儿雅琪写的顺口溜 安装SQL SERVER 2008失败 SQL Server 2008启动不了 视听英语 名言警句 经典广告词 如何生成资源文件 - 飘零 - 博客园 关于数字签名所用到的工具 - 飘零 - 博客园 关于数字签名的一些概念 - 飘零 - 博客园 关于SQL Server Reporting Services启动失败的问题 - 飘零 Windows Live Messenger 8.0 Beta 代码大全 - 飘零 - 博客园 了解Windows Workflow Foundation Engine 对WWF的初步认识 建立用户档案的五项任务是什么? 项目的远景的能达到什么目标 MSF 模型
了解Windows Workflow Founcation 名称空间及一些类与方法的使用--读书笔记
飘零 · 2006-05-08 · via 博客园 - 飘零

Windows Workflow Founcation有三个名称空间:
System.Workflow.Activities
System.Workflow.ComponentModel
System.Workflow.Runtime

System.Workflow.ComponentModel:
类(Classes)
1.DataExchangeServiceAttribute Class 用来定义与Workflow交换数据的接口.

System.Workflow.Runtime.Messaging
类(Classes)
1.WorkflowMessageEventArgs Class 流程消息事件,在流程消息事件时需要继承这个类.并且新的类需要加"[Serializable]",需要序列化.
WorkflowMessageEventArgs的构造方法是多态的:

public WorkflowMessageEventArgs (
Guid instanceId,
Type workflowType,
IPendingWork workHandler,
Object workItem
)
public WorkflowMessageEventArgs (
Guid instanceId
)