SGGL_JT/SUBQHSE/FineUIPro.Web/DataShow/HazardDetection.aspx.cs

using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using BLL;
using AspNet = System.Web.UI.WebControls;
using System.Text;
using Microsoft.Office.Interop.Excel;
using System.Linq;
using DataTable = System.Data.DataTable;

namespace FineUIPro.Web.DataShow
{
    public partial class HazardDetection : PageBase
    {
        #region 项目主键
        /// <summary>
        /// 项目主键
        /// </summary>
        public string ProjectId
        {
            get
            {
                return (string)ViewState["ProjectId"];
            }
            set
            {
                ViewState["ProjectId"] = value;
            }
        }
        #endregion

        #region 加载
        /// <summary>
        /// 加载页面
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {

                Funs.DropDownPageSize(this.ddlPageSize);
                ddlPageSize.SelectedValue = Grid1.PageSize.ToString();
                // 绑定表格
                this.BindGrid();
               
            }
        }
        #endregion

        #region GV绑定数据
        protected void changeTree(object sender, EventArgs e)
        {
            this.ProjectId = this.ucTree.ProjectId;
            this.BindGrid();
        }
        /// <summary>
        /// 绑定数据
        /// </summary>
        private void BindGrid()
        {
            string strSql = @"SELECT HazardDetection.FileId,HazardDetection.FileCode,HazardDetection.FileName,CompileManUser.UserName AS CompileManName,HazardDetection.CompileDate,Project.ProjectName,Project.ProjectCode"
                           + @" ,(CASE WHEN HazardDetection.States = " + BLL.Const.State_0 + " OR HazardDetection.States IS NULL THEN '待['+OperateUser.UserName+']提交' WHEN HazardDetection.States =  " + BLL.Const.State_2 + " THEN '审核/审批完成' ELSE '待['+OperateUser.UserName+']办理' END) AS  FlowOperateName"
                           + @" FROM OccupationHealth_HazardDetection AS HazardDetection"
                           + @" LEFT JOIN Sys_FlowOperate AS FlowOperate ON HazardDetection.FileId=FlowOperate.DataId AND FlowOperate.IsClosed <> 1"
                           + @" LEFT JOIN Sys_User AS OperateUser ON FlowOperate.OperaterId=OperateUser.UserId "
                           + @" LEFT JOIN Sys_CodeRecords AS CodeRecords ON HazardDetection.FileId=CodeRecords.DataId "
                           + @" LEFT JOIN Base_Project AS Project ON HazardDetection.ProjectId=Project.ProjectId "
                           + @" LEFT JOIN Sys_User AS CompileManUser ON HazardDetection.CompileMan =CompileManUser.UserId WHERE 1=1 ";
            List<SqlParameter> listStr = new List<SqlParameter>(); 
            if (!string.IsNullOrEmpty(this.txtFileCode.Text.Trim()))
            {
                strSql += " AND FileCode LIKE @FileCode";
                listStr.Add(new SqlParameter("@FileCode", "%" + this.txtFileCode.Text.Trim() + "%"));
            }
            if (!string.IsNullOrEmpty(this.txtFileName.Text.Trim()))
            {
                strSql += " AND HazardDetection.FileName LIKE @FileName";
                listStr.Add(new SqlParameter("@FileName", "%" + this.txtFileName.Text.Trim() + "%"));
            }
            if (!string.IsNullOrEmpty(this.ucTree.SelectedNodeID))
            {
                if (!string.IsNullOrEmpty(this.ucTree.ProjectId))
                {
                    strSql += " AND HazardDetection.ProjectId = @ProjectId";
                    listStr.Add(new SqlParameter("@ProjectId", this.ProjectId));
                }
                else
                {
                    strSql += " AND Project.UnitId = @UnitId";
                    listStr.Add(new SqlParameter("@UnitId", this.ucTree.UnitId)); 

                }
            } 
            SqlParameter[] parameter = listStr.ToArray();
            DataTable tb = SQLHelper.GetDataTableRunText(strSql, parameter);

            Grid1.RecordCount = tb.Rows.Count;
            //tb = GetFilteredTable(Grid1.FilteredData, tb);
            var table = this.GetPagedDataTable(Grid1, tb);
            Grid1.DataSource = table;
            Grid1.DataBind();

        }

        #region 分页 排序
        /// <summary>
        /// 改变索引事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_PageIndexChange(object sender, GridPageEventArgs e)
        {
            BindGrid();
        }

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

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

        #region 查询
        /// <summary>
        /// 查询
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void TextBox_TextChanged(object sender, EventArgs e)
        {
            this.BindGrid();
        }
        #endregion

        #region 编辑
        /// <summary>
        /// 双击事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void Grid1_RowDoubleClick(object sender, GridRowClickEventArgs e)
        {
            this.EditData();
        }

        /// <summary>
        /// 右键编辑事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnMenuEdit_Click(object sender, EventArgs e)
        {
            this.EditData();
        }

        /// <summary>
        /// 编辑数据方法
        /// </summary>
        private void EditData()
        {
            if (Grid1.SelectedRowIndexArray.Length == 0)
            {
                Alert.ShowInTop("请至少选择一条记录！", MessageBoxIcon.Warning);
                return;
            }
            string id = Grid1.SelectedRowID;
            var OccupationHealth = BLL.HazardDetectionService.GetHazardDetectionById(id);
            if (OccupationHealth != null)
            {
                PageContext.RegisterStartupScript(Window1.GetShowReference(String.Format("../ZHGL/OccupationHealth/HazardDetectionView.aspx?FileId={0}", id, "查看 - ")));

            }
        }
        #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("危害检测" + filename, System.Text.Encoding.UTF8) + ".xls");
            Response.ContentType = "application/excel";
            Response.ContentEncoding = System.Text.Encoding.UTF8;
            this.Grid1.PageSize = 500;
            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)
            {
                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.Append("</tr>");
            }

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

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