OA系统

开发平台：
C#

InstanceDataTrack.aspx.cs：源码内容
							﻿using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
namespace OThinker.H3.Portal
{
    /// <summary>
    /// Summary description for CaseDataTrail.
    /// </summary>
    public partial class InstanceDataTrack : PortalPage
    {
        #region 参数
        private string InstanceId
        {
            get
            {
                return this.Request.QueryString[Param_InstanceId];
            }
        }
        private string ItemName
        {
            get
            {
                string itemName = this.Request.QueryString[Param_ItemName];
                return System.Web.HttpUtility.UrlDecode(itemName);
            }
        }
        private Data.WorkflowDataItem _WorkflowDataItem;
        private Data.WorkflowDataItem WorkflowDataItem
        {
            get
            {
                if (this._WorkflowDataItem == null)
                {
                    string package = OThinker.H3.Server.Engine.InstanceManager.GetInstanceWorkflowPackage(this.InstanceId);
                    string name = OThinker.H3.Server.Engine.InstanceManager.GetInstanceWorkflowName(this.InstanceId);
                    int version = OThinker.H3.Server.Engine.InstanceManager.GetInstanceWorkflowVersion(this.InstanceId);
                    WorkflowTemplate.WorkflowTemplate workflow = OThinker.H3.Server.Engine.WorkflowManager.GetWorkflow(package, name, version);
                    if (workflow != null)
                    {
                        this._WorkflowDataItem = workflow.GetDataItem(this.ItemName);
                    }
                }
                return this._WorkflowDataItem;
            }
        }
        #endregion
        private System.Data.DataTable TrailTable;
        protected void Page_Load(object sender, System.EventArgs e)
        {
            if (!this.IsPostBack)
            {
                this.lblInstanceID.Text = this.InstanceId.ToString();
                this.lblItemName.Text = this.ItemName;
                this.TrailTable = OThinker.H3.Server.Engine.InstanceDataTrackManager.QueryTable(
                    this.InstanceId,
                    this.ItemName);
                this.TrailGrid.DataSource = this.TrailTable;
                this.TrailGrid.DataBind();
            }
        }
        #region Web Form Designer generated code
        override protected void OnInit(EventArgs e)
        {
            //
            // CODEGEN: This call is required by the ASP.NET Web Form Designer.
            //
            InitializeComponent();
            base.OnInit(e);
        }
        /// <summary>
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// </summary>
        private void InitializeComponent()
        {
            this.TrailGrid.ItemDataBound += new System.Web.UI.WebControls.DataGridItemEventHandler(this.TrailGrid_ItemDataBound);
        }
        #endregion
        private void TrailGrid_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
        {
            if (e.Item.ItemType != ListItemType.Header &&
                e.Item.ItemType != ListItemType.Footer)
            {
                int index = e.Item.ItemIndex;
                // 痕迹ID
                string strTrackId = e.Item.Cells[0].Text;
                long trackId = 0;
                try
                {
                    trackId = long.Parse(strTrackId);
                }
                catch
                {
                }
                // 修改人
                string modifiedBy = e.Item.Cells[3].Text;
                e.Item.Cells[3].Text = OThinker.H3.Server.Engine.Organization.GetFullName(modifiedBy);
                // 修改值
                object dbOriginalValue = this.TrailTable.Rows[index][OThinker.H3.Data.InstanceDataItemTrack.PropertyName_BinModifiedValue];
                byte[] binOriginalValue;
                if (dbOriginalValue == null || dbOriginalValue == DBNull.Value)
                {
                    binOriginalValue = null;
                }
                else
                {
                    binOriginalValue = (byte[])dbOriginalValue;
                }
                object originalValue = OThinker.Data.Convertor.ByteArrayToObject(binOriginalValue, false);
                if (originalValue == null)
                {
                    e.Item.Cells[4].Text = "null";
                }
                else
                {
                    if (OThinker.H3.Data.DataLogicTypeConvertor.IsAttachmentType(this.WorkflowDataItem.LogicType))
                    {
                        // 是附件类型
                        e.Item.Cells[4].Text =
                            "<a href="" +
                                PageName_ReadAttachment + "?" +
                                Param_TrackID + "=" + trackId +
                                "">" + "查看附件" + "</a>";
                    }
                    else
                    {
                        e.Item.Cells[4].Text = originalValue.ToString();
                    }
                }
            }
        }
    }
}

						