120 lines
3.1 KiB
C#
120 lines
3.1 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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using AspNet = System.Web.UI.WebControls;
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namespace FineUI.Examples.data
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{
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public partial class grid_dynamic_columns2 : PageBase
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{
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#region Page_Init
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// 注意：动态创建的代码需要放置于Page_Init（不是Page_Load），这样每次构造页面时都会执行
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protected void Page_Init(object sender, EventArgs e)
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{
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InitGrid();
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}
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private void InitGrid()
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{
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FineUI.BoundField bf;
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bf = new FineUI.BoundField();
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bf.DataField = "Id";
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bf.DataFormatString = "{0}";
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bf.HeaderText = "编号";
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Grid1.Columns.Add(bf);
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bf = new FineUI.BoundField();
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bf.DataField = "Name";
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bf.DataFormatString = "{0}";
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bf.HeaderText = "姓名";
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Grid1.Columns.Add(bf);
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bf = new FineUI.BoundField();
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bf.DataField = "EntranceYear";
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bf.DataFormatString = "{0}";
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bf.HeaderText = "入学年份";
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Grid1.Columns.Add(bf);
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bf = new FineUI.BoundField();
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bf.DataToolTipField = "Major";
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bf.DataField = "Major";
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bf.DataFormatString = "{0}";
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bf.HeaderText = "所学专业";
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bf.ExpandUnusedSpace = true;
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Grid1.Columns.Add(bf);
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FineUI.TemplateField tf = new TemplateField();
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tf.Width = Unit.Pixel(120);
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tf.HeaderText = "性别（模板列）";
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tf.ItemTemplate = new GenderTemplate();
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Grid1.Columns.Add(tf);
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Grid1.DataKeyNames = new string[] { "Id", "Name" };
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}
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#endregion
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#region Page_Load
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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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LoadData();
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}
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}
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private void LoadData()
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{
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DataTable table = 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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protected void Button1_Click(object sender, EventArgs e)
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{
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labResult.Text = HowManyRowsAreSelected(Grid1);
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}
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}
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public class GenderTemplate : ITemplate
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{
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public void InstantiateIn(System.Web.UI.Control container)
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{
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AspNet.Label labGender = new AspNet.Label();
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labGender.DataBinding += new EventHandler(labGender_DataBinding);
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container.Controls.Add(labGender);
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}
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private void labGender_DataBinding(object sender, EventArgs e)
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{
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AspNet.Label labGender = (AspNet.Label)sender;
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IDataItemContainer dataItemContainer = (IDataItemContainer)labGender.NamingContainer;
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int gender = Convert.ToInt32(((DataRowView)dataItemContainer.DataItem)["Gender"]);
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labGender.Text = (gender == 1) ? "男" : "女";
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}
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}
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}
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