136 lines
4.3 KiB
C#
136 lines
4.3 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Web;
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using System.Web.UI;
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using System.Web.UI.WebControls;
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using System.Data;
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using System.Text;
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using System.IO;
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namespace FineUI.Examples.grid
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{
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public partial class grid_edit_save_auto : PageBase
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{
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protected void Page_Load(object sender, EventArgs e)
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{
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if (!IsPostBack)
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{
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BindGrid();
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}
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else
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{
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string eventTarget = Request.Form["__EVENTTARGET"];
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string eventArgument = Request.Form["__EVENTARGUMENT"];
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if (eventTarget == Grid1.ClientID && eventArgument.StartsWith("AutoSave$"))
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{
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int rowIndex = Convert.ToInt32(eventArgument.Substring("AutoSave$".Length));
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System.Web.UI.WebControls.TextBox tbxTableChineseScore = (System.Web.UI.WebControls.TextBox)Grid1.Rows[rowIndex].FindControl("tbxTableChineseScore");
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System.Web.UI.WebControls.TextBox tbxTableMathScore = (System.Web.UI.WebControls.TextBox)Grid1.Rows[rowIndex].FindControl("tbxTableMathScore");
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int rowDataId = Convert.ToInt32(Grid1.DataKeys[rowIndex][0]);
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int chineseSocre = 0;
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int mathScore = 0;
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try
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{
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chineseSocre = Convert.ToInt32(tbxTableChineseScore.Text);
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mathScore = Convert.ToInt32(tbxTableMathScore.Text);
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}
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catch (Exception)
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{
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// ...
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}
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SetDataRow(rowDataId, chineseSocre, mathScore);
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UpdateDetailForm(rowDataId);
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}
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}
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}
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#region BindGrid
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private void BindGrid()
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{
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DataTable table = GetSourceData();
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Grid1.DataSource = table;
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Grid1.DataBind();
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}
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#endregion
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#region Events
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protected void Grid1_RowSelect(object sender, FineUI.GridRowSelectEventArgs e)
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{
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int rowDataId = Convert.ToInt32(Grid1.DataKeys[e.RowIndex][0]);
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UpdateDetailForm(rowDataId);
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}
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private void UpdateDetailForm(int rowDataId)
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{
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DataRow row = FindDataRowById(rowDataId);
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if (row != null)
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{
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string userName = row["Name"].ToString();
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labName.Text = userName;
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labGender.Text = GetGender(row["Gender"]);
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labMajor.Text = row["Major"].ToString();
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labAtSchool.Text = Convert.ToBoolean(row["AtSchool"]) ? "是" : "否";
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labEntranceYear.Text = row["EntranceYear"].ToString();
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labChineseScore.Text = row["ChineseScore"].ToString();
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labMathScore.Text = row["MathScore"].ToString();
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labTotalScore.Text = row["TotalScore"].ToString();
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labDesc.Text = row["Desc"].ToString();
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SimpleForm1.Title = "详细信息 - " + userName;
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}
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}
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#endregion
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#region Data
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private static readonly string KEY_FOR_DATASOURCE_SESSION = "datatable_for_grid_edit_autosave";
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// 模拟在服务器端保存数据
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// 特别注意：在真实的开发环境中，不要在Session放置大量数据，否则会严重影响服务器性能
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private DataTable GetSourceData()
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{
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if (Session[KEY_FOR_DATASOURCE_SESSION] == null)
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{
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Session[KEY_FOR_DATASOURCE_SESSION] = GetDataTable();
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}
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return (DataTable)Session[KEY_FOR_DATASOURCE_SESSION];
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}
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private DataRow FindDataRowById(int dataId)
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{
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DataTable table = GetSourceData();
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foreach (DataRow row in table.Rows)
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{
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if (Convert.ToInt32(row["Id"]) == dataId)
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{
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return row;
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}
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}
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return null;
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}
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private void SetDataRow(int dataId, int chineseScore, int mathScore)
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{
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DataRow row = FindDataRowById(dataId);
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row["ChineseScore"] = chineseScore;
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row["MathScore"] = mathScore;
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row["TotalScore"] = chineseScore + mathScore;
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}
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#endregion
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}
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}
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