using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
using OfficeAutomatization;

public partial class UpdateDocument : System.Web.UI.Page
{   
     int nDocumentID = -1;

    protected void Page_Load(object sender, EventArgs e)
    {
        ///獲取ID的值
        if (Request.Params["DocumentID"] != null)
        {
            nDocumentID = Int32.Parse(Request.Params["DocumentID"].ToString());
        }

        if (!Page.IsPostBack)
        {
            ///綁定控件的數(shù)據(jù)  
            if (nDocumentID > -1)
            {
                ///綁定控件的數(shù)據(jù)
                BindDocumentData(nDocumentID);
            }
        }

        ///設置更新按鈕的可用性
        UpdateBtn.Enabled = nDocumentID <= -1 ? false : true;
    }    

    private void BindDocumentData(int nDocumentID)
    {
        ///獲取數(shù)據(jù)
        Document document = new Document();
        SqlDataReader recd = document.GetSingleDocument(nDocumentID);

        ///讀取數(shù)據(jù)       
        if (recd.Read())
        {
            ///顯示數(shù)據(jù)
			Desn.Text = recd["Desn"].ToString();
            Body.Text = recd["Body"].ToString();
            Author.Text = recd["Author"].ToString();
            FromSource.Text = recd["FromSource"].ToString();
			Remark.Text = recd["Remark"].ToString();            
        }
        recd.Close();          ///關閉數(shù)據(jù)源
    }

    protected void UpdateBtn_Click(object sender, EventArgs e)
    {
        ///如果頁面輸入內(nèi)容合法
        if (Page.IsValid == true)
        {
            ///定義類
            OfficeAutomatization.Document document = new OfficeAutomatization.Document();
            try
            {
                ///修改數(shù)據(jù)
                document.UpdateDocument(nDocumentID,Desn.Text.Trim(),Body.Text,
                    Author.Text.Trim(),FromSource.Text,Remark.Text);

                ///顯示操作結(jié)果信息
                Response.Write("<script>window.alert('" + ASPNET2System.OPERATIONUPDATESUCCESSMESSAGE + "')</script>");
            }
            catch (Exception ex)
            {
                ///顯示修改操作中的失敗、錯誤信息
                Response.Redirect("~/DesktopModules/ErrorPage.aspx?ErrorUrl="
                    + ASPNET2System.RedirectErrorUrl(Request.RawUrl)
                    + "&ErrorMessage=" + ex.Message.Replace("\n", " "));
            }
        }
    }

    protected void ReturnBtn_Click(object sender, EventArgs e)
    {
        ///返回管理頁面
        Response.Redirect("~/DesktopModules/Document/DocumentManage.aspx");
    }
}