wfactivity.cs

这个是自己制作的工作流设计器,可以可视化的拖拉

            attr = actElement.OwnerDocument.CreateAttribute("userSelect");
            attr.Value = UserSelect;
            actElement.Attributes.Append(attr);

            */
            XmlAttribute attr = actElement.OwnerDocument.CreateAttribute("work_day");
            attr.Value = this.Workday.ToString();
            actElement.Attributes.Append(attr);


            attr = actElement.OwnerDocument.CreateAttribute("warning_time");
            attr.Value = this.Warning_time.ToString();
            actElement.Attributes.Append(attr);

            attr = actElement.OwnerDocument.CreateAttribute("issendself");
            attr.Value = this.IsSendSelf.ToString();
            actElement.Attributes.Append(attr);

            attr = actElement.OwnerDocument.CreateAttribute("enablesendback");
            attr.Value = this.IsSendBack.ToString();
            actElement.Attributes.Append(attr);


            attr = actElement.OwnerDocument.CreateAttribute("isselectuser");
            attr.Value = this.IsSelectUser.ToString();
            actElement.Attributes.Append(attr);

            if (this.IsSelectUser == 0)
            {
                //创建角色元素
                XmlElement roleElement = actElement.OwnerDocument.CreateElement("role");
                //创建角色参照属性
                XmlAttribute roleattr= actElement.OwnerDocument.CreateAttribute("ref");
                if (Role == null)
                {
                    roleattr.Value = "";
                }
                else
                {
                    roleattr.Value = Role.Name;
                }
                roleElement.Attributes.Append(roleattr);
                actElement.AppendChild(roleElement);
            }
            else
            {
                XmlElement beforeactivElement = actElement.OwnerDocument.CreateElement("before_activ");
                XmlAttribute beforeactivattr = actElement.OwnerDocument.CreateAttribute("ref");
                if (this.Before_ActiveInfo == null)
                {
                    beforeactivattr.Value = "";
                }
                else
                {
                    beforeactivattr.Value = this.Before_ActiveInfo.Name;
                }
                beforeactivElement.Attributes.Append(beforeactivattr);
                actElement.AppendChild(beforeactivElement);

            }




            //创建应用程序集元素
            XmlElement appsElement = actElement.OwnerDocument.CreateElement("applications");
            actElement.AppendChild(appsElement);
            //循环增加应用程序元素
            int j = 1;
            foreach (WfApplication app in AppList)
            {
                XmlElement appElement = actElement.OwnerDocument.CreateElement("application");

                attr = actElement.OwnerDocument.CreateAttribute("ref");
                attr.Value = app.Name;
                appElement.Attributes.Append(attr);

                XmlAttribute apprankattr = actElement.OwnerDocument.CreateAttribute("rank");
                apprankattr.Value = j.ToString();
                appElement.Attributes.Append(apprankattr);

                appsElement.AppendChild(appElement);
                
                j++;
            }

            //参数
            XmlElement paramsElement = actElement.OwnerDocument.CreateElement("params");
            actElement.AppendChild(paramsElement);
            //int j = 1;
            foreach (WfParam param in this.ParamsInfo)
            {
                XmlElement paramElement = actElement.OwnerDocument.CreateElement("param");

                XmlAttribute paramattr = actElement.OwnerDocument.CreateAttribute("ref");
                paramattr.Value = param.Name;
                paramElement.Attributes.Append(paramattr);

                //XmlAttribute paramrankattr = actElement.OwnerDocument.CreateAttribute("rank");
                //paramrankattr.Value =j.ToString();
                //paramElement.Attributes.Append(paramrankattr);

                paramsElement.AppendChild(paramElement);
                //j++;
            }

            XmlElement eventsElement = actElement.OwnerDocument.CreateElement("events");
            actElement.AppendChild(eventsElement);
            //接收前事件
            XmlElement eventElement = actElement.OwnerDocument.CreateElement("event");
            XmlAttribute eventattr = actElement.OwnerDocument.CreateAttribute("eventtype");
            //收到前事件
            eventattr.Value = "0";
            eventElement.Attributes.Append(eventattr);

            //SQL
            eventattr = actElement.OwnerDocument.CreateAttribute("excutetype");
            eventattr.Value = "0";
            eventElement.Attributes.Append(eventattr);


            eventattr = actElement.OwnerDocument.CreateAttribute("content");
            eventattr.Value = this.BeforeRecive_Event;
            eventElement.Attributes.Append(eventattr);
            eventsElement.AppendChild(eventElement);
            
            //发送后事件


            XmlElement aftersendeventElement = actElement.OwnerDocument.CreateElement("event");
            XmlAttribute aftersendeventattr = actElement.OwnerDocument.CreateAttribute("eventtype");
            //收到前事件
            aftersendeventattr.Value = "1";
            aftersendeventElement.Attributes.Append(aftersendeventattr);

            //SQL
            aftersendeventattr = actElement.OwnerDocument.CreateAttribute("excutetype");
            aftersendeventattr.Value = "0";
            aftersendeventElement.Attributes.Append(aftersendeventattr);


            aftersendeventattr = actElement.OwnerDocument.CreateAttribute("content");
            aftersendeventattr.Value = this.AfterSend_Event;
            aftersendeventElement.Attributes.Append(aftersendeventattr);
            eventsElement.AppendChild(aftersendeventElement);

        }
        #endregion

        #region 公用
        /// <summary>
        /// 打开对话框
        /// </summary>
        public override void OpenPropertyDialog()
        {
            ActivityInfoDlg dlg = new ActivityInfoDlg(this);
            dlg.WfActivity = this;
            dlg.ShowDialog();
            dlg.Dispose();
        }
        private WfActivity GetActivityByName(String Name)
        {
            foreach (DesignerVisualObject vo in this.Flow.VisualObjectList)
            {
                if (vo is WfActivity)
                {

                    if ((vo as WfActivity).Name == Name)
                    {
                        return (WfActivity)vo;
                    }
                }
            }
            return null;
        }
        /// <summary>
        /// 从xml初始化节点信息
        /// </summary>
        /// <param name="actElement">节点xml元素</param>
        public override void InitFromXml(XmlElement actElement)
        {
            //需要改动
            base.InitFromXml(actElement);
           /*  if (actElement.Attributes["cycle"].Value == "true")
            {
                HasCycleTrans = true;
            }
            else
            {
                HasCycleTrans = false;
            }
            FlowSelect = actElement.Attributes["flowSelect"].Value;
            UserSelect = actElement.Attributes["userSelect"].Value;
            */

            String IsSelectUser = actElement.Attributes["isselectuser"].Value;
            this.IsSelectUser = Convert.ToInt32(IsSelectUser);
            this.IsSendBack = Convert.ToInt32(actElement.Attributes["enablesendback"].Value);
            this.IsSendSelf = Convert.ToInt32(actElement.Attributes["issendself"].Value);
            this.Workday = Convert.ToDouble(actElement.Attributes["work_day"].Value);
            this.Warning_time = Convert.ToDouble(actElement.Attributes["warning_time"].Value);
            if (IsSelectUser == "0")
            {
                //得到角色元素
                XmlElement roleElement = actElement.SelectSingleNode("role") as XmlElement;
                //角色名称
                String roleName = roleElement.Attributes["ref"].Value;
                if (roleName == "")
                {
                    Role = null;
                }
                else
                {
                    //根据角色名称得到角色
                    Role = Program.WorkflowControl.WfPackageDocument.GetRoleByName(roleName);

                }
            }
            else
            {
                XmlElement roleElement = actElement.SelectSingleNode("role") as XmlElement;
                XmlElement beforeactivElement = actElement.SelectSingleNode("before_activ") as XmlElement;
                String beforeactivName = beforeactivElement.Attributes["ref"].Value;
                if (beforeactivName == "")
                {
                    this.Before_ActiveInfo = null;
                }
                else
                {
                    //根据角色名称得到角色
                    Before_ActiveInfo = this.GetActivityByName(beforeactivName);

                }
            }


            //循环得到饮用
            foreach (XmlElement appElement in actElement.SelectNodes("applications/application"))
            {
                //得到应用程序名称
                String appName = appElement.Attributes["ref"].Value;
                //根据应用名称得到应用
               AppList.Add(Program.WorkflowControl.WfPackageDocument.GetApplicationByName(appName));
            }

            //循环参数
            foreach (XmlElement paramElement in actElement.SelectNodes("params/param"))
            {
                //得到参数名称
                String paramName = paramElement.Attributes["ref"].Value;
                //根据应用名称得到应用
                this.ParamsInfo.Add(Program.WorkflowControl.WfPackageDocument.GetParamByName(paramName));
            }

            //得到参数类型
            foreach (XmlElement paramElement in actElement.SelectNodes("events/event"))
            {
                String eventType = paramElement.Attributes["eventtype"].Value;
                if (eventType == "0")
                {
                    this.BeforeRecive_Event = paramElement.Attributes["content"].Value;
                    //接收前事件
                }
                else
                {
                    //发送后事件
                    if (paramElement.Attributes["content"] != null)
                    this.AfterSend_Event = paramElement.Attributes["content"].Value;
                }
            }
        }

        #endregion
        #endregion
    }
}