Project_Net4/010_浙江高速/016_综合办公管理/Finance.WebSite/Modules/SearchFinanceProinst/ATTACHMENT.ascx.cs

using System;
using System.Data;
using System.IO;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using SuperMap.RealEstate.Web.UI;
using Business = SuperMap.RealEstate.Finance.Storage.Business;

namespace SuperMap.RealEstate.Finance.Modules.SearchFinanceProinst
{
    public partial class ATTACHMENT1 : UserControl<Business.ATTACHMENT>
    {
        protected override void OnInit(EventArgs e)
        {
            base.OnInit(e);
        }

        protected void Page_Load(object sender, EventArgs e)
        {
            if (IsPostBack) return;
        }

        //在此加入界面的数据初始化(Page_Load之前)，如DropDownList的数据源绑定等
        public override void InitializeWebControl()
        {

        }

        //载入数据
        public override bool LoadData()
        {
            PROINST_ID.Text = Request["PROINST_ID"].ToDecrypt();
            //绑定对应的控件
            BindRepick();
            //默认返回值，工作流组件返回True,功能模块返回False。
            return (WorkFlowPage != null);
        }

        //OnDataAction_XXXXX 有一个系列可用,在此加入界面的逻辑处理
        //e.CancelDataAction 来处理是否取消该动作;
        //失败的原因可以用Page.Alert()传递到页面
        public override void OnDataAction_BeforeSave(DataActionEventArgs<Business.ATTACHMENT> e)
        {
            base.OnDataAction_BeforeSave(e);
        }

        private void BindRepick()
        {
            //绑定对应的控件
            Repeater1.DataSource = (new Business.ATTACHMENT(Transaction)).ExecuteDataTable(
                "SELECT * FROM T_ATTACHMENT where ATTACHMENT_DESC IS NULL AND PROINST_ID = " + Request["PROINST_ID"].ToDecrypt());
            Repeater1.DataBind();

            DataTable _DataTable = (new Business.ATTACHMENT(Transaction)).ExecuteDataTable(
                "SELECT * FROM T_ATTACHMENT where ATTACHMENT_DESC IS NOT NULL AND PROINST_ID = " + Request["PROINST_ID"].ToDecrypt());
            if (_DataTable.Rows.Count > 0)
            {
                _DataTable.DefaultView.RowFilter = "ATTACHMENT_DESC = '1000'";
                DataTable SourceTable = _DataTable.DefaultView.ToTable();
                if (SourceTable.Rows.Count > 0)
                {
                    Fieldset1.Visible = true;
                    Repeater2.DataSource = SourceTable.Copy();
                    Repeater2.DataBind();
                }

                _DataTable.DefaultView.RowFilter = "ATTACHMENT_DESC = '2000'";
                SourceTable = _DataTable.DefaultView.ToTable();
                if (SourceTable.Rows.Count > 0)
                {
                    Fieldset2.Visible = true;
                    Repeater3.DataSource = SourceTable.Copy();
                    Repeater3.DataBind();
                }

                _DataTable.DefaultView.RowFilter = "ATTACHMENT_DESC = '3000'";
                SourceTable = _DataTable.DefaultView.ToTable();
                if (SourceTable.Rows.Count > 0)
                {
                    Fieldset3.Visible = true;
                    Repeater4.DataSource = SourceTable.Copy();
                    Repeater4.DataBind();
                }

                _DataTable.DefaultView.RowFilter = "ATTACHMENT_DESC = '4000'";
                SourceTable = _DataTable.DefaultView.ToTable();
                if (SourceTable.Rows.Count > 0)
                {
                    Fieldset4.Visible = true;
                    Repeater5.DataSource = SourceTable.Copy();
                    Repeater5.DataBind();
                }
            }

        }

        public byte[] StreamToBytes(Stream stream)
        {
            byte[] bytes = new byte[stream.Length];
            stream.Read(bytes, 0, bytes.Length);
            // 设置当前流的位置为流的开始   
            stream.Seek(0, SeekOrigin.Begin);
            return bytes;
        }

        protected void LinkButton_Click(object sender, EventArgs e)
        {
            LinkButton LinkButton = sender as LinkButton;
            //下载内容
            Business.ATTACHMENT _ATTACHMENT = new Business.ATTACHMENT(Transaction);
            _ATTACHMENT.ATTACHMENT_ID_Encrypt = LinkButton.Attributes["base-code"];
            if (_ATTACHMENT.Select())
            {
                string uploadPath = HttpContext.Current.Server.MapPath("~/UploadImageDir/FINANCEPROINST/") +
                    ((!string.IsNullOrEmpty(_ATTACHMENT.PRESONNAME) && !string.IsNullOrEmpty(_ATTACHMENT.ATTACHMENT_DESC)) ?
                        _ATTACHMENT.PRESONNAME + "/" + _ATTACHMENT.ATTACHMENT_DESC :
                    (string.IsNullOrWhiteSpace(_ATTACHMENT.PRESONNAME) ? _ATTACHMENT.ATTACHMENT_NAME :
                        _ATTACHMENT.PRESONNAME + "/" + _ATTACHMENT.ATTACHMENT_NAME));
                string FileName = System.Web.HttpUtility.UrlEncode(!string.IsNullOrEmpty(_ATTACHMENT.ATTACHMENT_DESC) ?
                    _ATTACHMENT.ATTACHMENT_DESC : _ATTACHMENT.ATTACHMENT_NAME, System.Text.Encoding.UTF8);

                System.IO.MemoryStream ms = new System.IO.MemoryStream();
                HttpContext.Current.Response.Clear();
                HttpContext.Current.Response.Buffer = true;
                HttpContext.Current.Response.Charset = "utf-8";
                HttpContext.Current.Response.ContentEncoding = System.Text.Encoding.GetEncoding("utf-8");//设置输出流为简体中文   
                HttpContext.Current.Response.AddHeader("Content-Disposition", string.Format(
                    "attachment; filename=" + FileName, DateTime.Now.ToString("yyyyMMddHHmmssfff")));
                HttpContext.Current.Response.BinaryWrite(System.IO.File.ReadAllBytes(uploadPath));
                HttpContext.Current.Response.ContentType = "application/ms-excel";//设置输出文件类型为excel文件。                          
                HttpContext.Current.Response.End();
                ms.Close();
                ms.Dispose();
            }

        }

        protected void Repeater1_ItemDataBound(object sender, RepeaterItemEventArgs e)
        {
            if (e.Item.ItemType == System.Web.UI.WebControls.ListItemType.Item ||
                e.Item.ItemType == System.Web.UI.WebControls.ListItemType.AlternatingItem ||
                e.Item.ItemType == System.Web.UI.WebControls.ListItemType.SelectedItem)
            {
                DataRowView _DataRowView = (DataRowView)e.Item.DataItem;

                LinkButton LinkButton = e.Item.FindControl("LinkButton") as LinkButton;
                LinkButton.ToolTip = (!string.IsNullOrEmpty(_DataRowView["ATTACHMENT_DESC"].ToString()) &&
                    !string.IsNullOrEmpty(_DataRowView["PRESONNAME"].ToString())) ? _DataRowView["ATTACHMENT_DESC"].ToString() :
                    _DataRowView["ATTACHMENT_NAME"].ToString();
                LinkButton.Text = "<span><img src='/HighWay/Resources/v1_0/Images/4950_old-versions.png' />" +
                    (LinkButton.ToolTip.Length > 30 ? LinkButton.ToolTip.Substring(0, 25) + "..." : LinkButton.ToolTip) + "</span>";
                if (!string.IsNullOrWhiteSpace(_DataRowView["OTHER_NAME"].ToString()))
                {
                    LinkButton.OnClientClick = Page.GetOpenPopDialogClientScript(_DataRowView["OTHER_NAME"].ToString() +
                        "?DataType=STORAGE&FINANCEPROINST_ID=" + Request["PROINST_ID"], "DownloadPage", 900, 600);
                }
                else
                {
                    LinkButton.Attributes["base-code"] = _DataRowView["ATTACHMENT_ID"].ToEncrypt();
                }
            }
        }

        protected void DelButton_Click(object sender, EventArgs e)
        {
            try
            {
                LinkButton LinkButton = sender as LinkButton;
                new Business.ATTACHMENT(Transaction).Delete(int.Parse(LinkButton.Attributes["base-code"].ToDecrypt()));
                BindRepick();
            }
            catch { }
        }

        protected void CallBackButton1_Click(object sender, EventArgs e)
        {
            BindRepick();
        }

        public override bool Save(bool AutoBindData = true)
        {
            return true;
        }
    }
}