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using System;
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using System.Collections;
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using System.Data;
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using BP.DA;
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using BP.En;
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using BP.Web;
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using BP.Sys;
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using BP.Difference;
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namespace BP.Sys
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{
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/// <summary>
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/// 表单事件列表
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/// </summary>
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public enum FrmEvenList11
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{
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/// <summary>
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/// 创建OID
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/// </summary>
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CreateOID,
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/// <summary>
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/// 装载前
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/// </summary>
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FrmLoadBefore,
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/// <summary>
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/// 装载后
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/// </summary>
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FrmLoadAfter,
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/// <summary>
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/// 保存前
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/// </summary>
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SaveBefore,
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/// <summary>
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/// 保存后
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/// </summary>
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SaveAfter
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}
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/// <summary>
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/// 表单事件基类
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/// </summary>
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abstract public class FrmEventBase
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{
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#region 要求子类强制重写的属性.
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/// <summary>
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/// 表单编号
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/// 该参数用于说明要把此事件注册到那一个表单模版上.
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/// </summary>
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abstract public string FrmNo
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{
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get;
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}
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#endregion 要求子类重写的属性.
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#region 常用属性.
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/// <summary>
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/// 工作ID
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/// </summary>
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public int OID
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{
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get
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{
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return this.GetValInt("OID");
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}
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}
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/// <summary>
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/// 工作ID
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/// </summary>
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public Int64 WorkID
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{
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get
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{
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if (this.OID == 0)
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return this.GetValInt64("WorkID"); /*有可能开始节点的WorkID=0*/
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return this.OID;
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}
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}
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/// <summary>
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/// 流程ID
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/// </summary>
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public Int64 FID
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{
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get
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{
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return this.GetValInt64("FID");
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}
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}
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/// <summary>
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/// 传过来的WorkIDs集合，子流程.
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/// </summary>
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public string WorkIDs
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{
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get
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{
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return this.GetValStr("WorkIDs");
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}
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}
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/// <summary>
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/// 编号集合s
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/// </summary>
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public string Nos
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{
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get
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{
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return this.GetValStr("Nos");
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}
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}
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/// <summary>
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/// 行数据
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/// </summary>
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public Row Row
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{
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get;
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set;
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}
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#endregion 常用属性.
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#region 数据字段的方法
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/// <summary>
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/// 时间参数
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/// </summary>
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/// <param name="key">时间字段</param>
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/// <returns>根据字段返回一个时间,如果为Null,或者不存在就抛出异常.</returns>
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public DateTime GetValDateTime(string key)
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{
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try
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{
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string str = this.Row.GetValByKey(key).ToString();
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return DataType.ParseSysDateTime2DateTime(str);
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}
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catch (Exception ex)
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{
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throw new Exception("@流程事件实体在获取参数期间出现错误，请确认字段(" + key + ")是否拼写正确,技术信息:" + ex.Message);
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}
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}
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/// <summary>
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/// 获取字符串参数
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/// </summary>
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/// <param name="key">key</param>
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/// <returns>如果为Null,或者不存在就抛出异常</returns>
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public string GetValStr(string key)
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{
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try
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{
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return this.Row.GetValByKey(key).ToString();
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}
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catch (Exception ex)
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{
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throw new Exception("@流程事件实体在获取参数期间出现错误，请确认字段(" + key + ")是否拼写正确,技术信息:" + ex.Message);
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}
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}
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/// <summary>
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/// 获取Int64的数值
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/// </summary>
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/// <param name="key">键值</param>
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/// <returns>如果为Null,或者不存在就抛出异常</returns>
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public Int64 GetValInt64(string key)
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{
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return Int64.Parse(this.GetValStr(key));
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}
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/// <summary>
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/// 获取int的数值
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/// </summary>
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/// <param name="key">键值</param>
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/// <returns>如果为Null,或者不存在就抛出异常</returns>
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public int GetValInt(string key)
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{
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return int.Parse(this.GetValStr(key));
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}
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/// <summary>
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/// 获取Boolen值
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/// </summary>
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/// <param name="key">字段</param>
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/// <returns>如果为Null,或者不存在就抛出异常</returns>
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public bool GetValBoolen(string key)
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{
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if (int.Parse(this.GetValStr(key)) == 0)
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return false;
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return true;
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}
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/// <summary>
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/// 获取decimal的数值
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/// </summary>
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/// <param name="key">字段</param>
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/// <returns>如果为Null,或者不存在就抛出异常</returns>
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public decimal GetValDecimal(string key)
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{
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return decimal.Parse(this.GetValStr(key));
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}
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#endregion 获取参数方法
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#region 构造方法
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/// <summary>
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/// 表单事件基类
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/// </summary>
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public FrmEventBase()
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{
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}
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#endregion 构造方法
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#region 节点表单事件
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public virtual string FrmLoadAfter()
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{
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return null;
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}
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public virtual string FrmLoadBefore()
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{
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return null;
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}
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#endregion
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#region 要求子类重写的方法(节点事件).
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/// <summary>
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/// 保存后
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/// </summary>
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public virtual string SaveAfter()
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{
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return null;
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}
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/// <summary>
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/// 保存前
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/// </summary>
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public virtual string SaveBefore()
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{
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return null;
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}
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/// <summary>
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/// 创建OID后的事件
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/// </summary>
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/// <returns></returns>
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public virtual string CreateOID()
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{
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return null;
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}
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#endregion 要求子类重写的方法(节点事件).
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#region 基类方法.
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/// <summary>
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/// 执行事件
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/// </summary>
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/// <param name="eventType">事件类型</param>
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/// <param name="en">实体参数</param>
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public string DoIt(string eventType, Entity en, Row row, string atPara)
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{
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this.Row = row;
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#region 处理参数.
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Row r = en.Row;
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try
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{
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//系统参数.
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this.Row.Add("FK_MapData", en.ClassID);
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}
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catch
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{
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this.Row["FK_MapData"] = en.ClassID;
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}
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if (atPara != null)
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{
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AtPara ap = new AtPara(atPara);
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foreach (string s in ap.HisHT.Keys)
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{
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try
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{
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this.Row.Add(s, ap.GetValStrByKey(s));
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}
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catch
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{
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this.Row[s] = ap.GetValStrByKey(s);
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}
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}
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}
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if (BP.Difference.SystemConfig.IsBSsystem == true)
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{
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/*如果是bs系统, 就加入外部url的变量.*/
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foreach (string key in HttpContextHelper.RequestParamKeys)
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{
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string val = HttpContextHelper.RequestParams(key);
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try
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{
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this.Row.Add(key, val);
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}
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catch
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{
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this.Row[key] = val;
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}
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}
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}
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#endregion 处理参数.
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#region 执行事件.
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switch (eventType)
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{
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case EventListFrm.CreateOID: // 节点表单事件。
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return this.CreateOID();
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case EventListFrm.FrmLoadAfter: // 节点表单事件。
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return this.FrmLoadAfter();
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case EventListFrm.FrmLoadBefore: // 节点表单事件。
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return this.FrmLoadBefore();
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case EventListFrm.SaveAfter: // 节点事件 保存后。
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return this.SaveAfter();
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case EventListFrm.SaveBefore: // 节点事件 - 保存前.。
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return this.SaveBefore();
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default:
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throw new Exception("@没有判断的事件类型:" + eventType);
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break;
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}
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#endregion 执行事件.
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return null;
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}
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#endregion 基类方法.
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}
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}
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