ZHJA_HJGL/HJGL_ZH/FineUIPro.Web/HJGL/WeldingManage/JointInfoOut2.aspx.cs

namespace FineUIPro.Web.HJGL.WeldingManage
{
    using System;
    using System.Collections.Generic;
    using System.Data;
    using System.Data.SqlClient;
    using System.Text;
    using BLL;
    using AspNet = System.Web.UI.WebControls;

    public partial class JointInfoOut2 : PageBase
    {
        #region 加载页面
        /// <summary>
        /// 加载页面
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {                                 
                this.ddlPageSize.SelectedValue = Grid1.PageSize.ToString();
                // 绑定表格
                this.BindGrid();
            }
        }
        #endregion

        #region 绑定数据
        /// <summary>
        /// 绑定数据
        /// </summary>
        private void BindGrid()
        {
            string isoId = Request.Params["ISO_ID"];
            if (!string.IsNullOrEmpty(isoId))
            {
                string strSql = @"SELECT * FROM HJGL_View_JointInfo WHERE ISO_ID='" + isoId + "'";
                List<SqlParameter> listStr = new List<SqlParameter>();
                //if (!string.IsNullOrEmpty(this.txtCode.Text.Trim()))
                //{
                //    strSql += " AND COM_Code LIKE @COM_Code";
                //    listStr.Add(new SqlParameter("@COM_Code", "%" + this.txtCode.Text.Trim() + "%"));
                //}
             
                SqlParameter[] parameter = listStr.ToArray();
                DataTable tb = SQLHelper.GetDataTableRunText(strSql, parameter);

                // 2.获取当前分页数据
                //var table = this.GetPagedDataTable(Grid1, tb1);
                Grid1.RecordCount = tb.Rows.Count;
                tb = GetFilteredTable(Grid1.FilteredData, tb);
                var table = this.GetPagedDataTable(Grid1, tb);

                Grid1.DataSource = table;
                Grid1.DataBind();
            }
        }
        #endregion

        #region 分页排序
        /// <summary>
        /// 
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_PageIndexChange(object sender, GridPageEventArgs e)
        {
            Grid1.PageIndex = e.NewPageIndex;
            BindGrid();
        }

        /// <summary>
        /// 分页下拉选择
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void ddlPageSize_SelectedIndexChanged(object sender, EventArgs e)
        {
            Grid1.PageSize = Convert.ToInt32(ddlPageSize.SelectedValue);
            BindGrid();
        }

        /// <summary>
        /// 
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_FilterChange(object sender, EventArgs e)
        {
            BindGrid();
        }

        /// <summary>
        /// 排序
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_Sort(object sender, FineUIPro.GridSortEventArgs e)
        {
            Grid1.SortDirection = e.SortDirection;
            Grid1.SortField = e.SortField;
            BindGrid();
        }
        #endregion

        #region 导出按钮
        /// 导出按钮
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnOut_Click(object sender, EventArgs e)
        {
            Response.ClearContent();
            string filename = Funs.GetNewFileName();
            Response.AddHeader("content-disposition", "attachment; filename=" + System.Web.HttpUtility.UrlEncode("管线焊口信息" + filename, System.Text.Encoding.UTF8) + ".xls");
            Response.ContentType = "application/excel";
            Response.ContentEncoding = System.Text.Encoding.UTF8;
            this.Grid1.PageSize = 100000;
            this.BindGrid();
            Response.Write(GetGridTableHtml(Grid1));
            Response.End();
        }

        /// <summary>
        /// 导出方法
        /// </summary>
        /// <param name="grid"></param>
        /// <returns></returns>
        private string GetGridTableHtml(Grid grid)
        {
            StringBuilder sb = new StringBuilder();
            sb.Append("<meta http-equiv=\"content-type\" content=\"application/excel; charset=UTF-8\"/>");
            sb.Append("<table cellspacing=\"0\" rules=\"all\" border=\"1\" style=\"border-collapse:collapse;\">");
            sb.Append("<tr>");
            foreach (GridColumn column in grid.Columns)
            {
                if (column.HeaderText != "序号")
                {
                    sb.AppendFormat("<td>{0}</td>", column.HeaderText);
                }
            }
            sb.Append("</tr>");
            foreach (GridRow row in grid.Rows)
            {
                sb.Append("<tr>");
                foreach (GridColumn column in grid.Columns)
                {
                    string html = row.Values[column.ColumnIndex].ToString();
                    if (column.ColumnID != "tfNumber")
                    {
                        //html = (row.FindControl("lblNumber") as AspNet.Label).Text;
                        sb.AppendFormat("<td>{0}</td>", html);
                    }
                    //sb.AppendFormat("<td>{0}</td>", html);
                }

                sb.Append("</tr>");
            }

            sb.Append("</table>");

            return sb.ToString();
        }
        #endregion 
    }
}