84 lines
2.6 KiB
C#
84 lines
2.6 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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namespace FineUI.Examples.grid
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{
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public partial class grid_prerowdatabound : 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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}
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#region BindGrid
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private void BindGrid()
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{
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DataTable table = DataSourceUtil.GetDataTable();
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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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/// <summary>
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/// 这个事件会在渲染每一行前调用，因此改变了列的属性，那么渲染每一行时此列的属性都发生了变化
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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protected void Grid1_PreRowDataBound(object sender, GridPreRowEventArgs e)
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{
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LinkButtonField lbfAction1 = Grid1.FindColumn("lbfAction1") as LinkButtonField;
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LinkButtonField lbfAction2 = Grid1.FindColumn("lbfAction2") as LinkButtonField;
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CheckBoxField cbxAtSchool = Grid1.FindColumn("cbxAtSchool") as CheckBoxField;
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HyperLinkField linkField = Grid1.FindColumn("hlMajor") as HyperLinkField;
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if (e.RowIndex < 5)
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{
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cbxAtSchool.Enabled = true;
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lbfAction1.Enabled = true;
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lbfAction2.Enabled = true;
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linkField.Enabled = true;
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}
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else
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{
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cbxAtSchool.Enabled = false;
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lbfAction1.Enabled = false;
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lbfAction2.Enabled = false;
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linkField.Enabled = false;
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}
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// 如果绑定到 DataTable，那么这里的 DataItem 就是 DataRowView
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DataRowView row = e.DataItem as DataRowView;
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if (linkField != null && row != null)
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{
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linkField.DataTextFormatString = "{0} (" + row["EntranceYear"].ToString() + ")";
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}
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}
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protected void Grid1_RowCommand(object sender, GridCommandEventArgs e)
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{
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if (e.CommandName == "Action1" || e.CommandName == "Action2")
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{
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labResult.Text = String.Format("你点击了第 {0} 行，第 {1} 列，行命令是 {2}", e.RowIndex + 1, e.ColumnIndex + 1, e.CommandName);
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}
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}
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#endregion
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}
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}
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