学步园

using System;<br /> using System.Collections.Generic;<br /> using System.Drawing;<br /> using System.Windows.Forms;<br /> namespace Xtragrid<br /> {<br /> public partial class Form1 : Form<br /> {<br /> public Form1()<br /> {<br /> InitializeComponent();<br /> }<br /> private void Form1_Load(object sender, EventArgs e)<br /> {<br /> List<Test> list = new List<Test>();<br /> list.Add(new Test() { ID = 1, Name = "Patrick", Subject = "English", Score = 100M, TestDate = DateTime.Now.AddYears(0 - 1)});<br /> list.Add(new Test() { ID = 2, Name = "Patrick", Subject = "Math", Score = 90M, TestDate = DateTime.Now.AddYears(0 - 1) });<br /> list.Add(new Test() { ID = 3, Name = "Patrick", Subject = "Chinese", Score = 80M, TestDate = DateTime.Now.AddYears(0 - 1) });<br /> list.Add(new Test() { ID = 4, Name = "Tom", Subject = "English", Score = 80M, TestDate = DateTime.Now.AddYears(0 - 1) });<br /> list.Add(new Test() { ID = 5, Name = "Tom", Subject = "Math", Score = 100M, TestDate = DateTime.Now.AddYears(0 - 1) });<br /> list.Add(new Test() { ID = 6, Name = "Tom", Subject = "Chinese", Score = 95.5M, TestDate = DateTime.Now.AddYears(0 - 1) });<br /> list.Add(new Test() { ID = 4, Name = "Mary", Subject = "English", Score = 80M, TestDate = DateTime.Now.AddYears(0 - 1) });<br /> list.Add(new Test() { ID = 5, Name = "Mary", Subject = "Math", Score = 100M, TestDate = DateTime.Now.AddYears(0 - 1) });<br /> list.Add(new Test() { ID = 6, Name = "Mary", Subject = "Chinese", Score = 95.5M, TestDate = DateTime.Now.AddYears(0 - 1) });<br /> gridControl1.DataSource = list;<br /> }<br /> private void gridView1_EndGrouping(object sender, EventArgs e)<br /> {<br /> gridView1.ExpandAllGroups();<br /> }<br /> private void gridView1_GroupRowCollapsing(object sender, DevExpress.XtraGrid.Views.Base.RowAllowEventArgs e)<br /> {<br /> e.Allow = false;<br /> }<br /> private void gridView1_CustomDrawGroupRow(object sender, DevExpress.XtraGrid.Views.Base.RowObjectCustomDrawEventArgs e)<br /> {<br /> DevExpress.XtraGrid.Views.Grid.ViewInfo.GridGroupRowInfo info = e.Info as DevExpress.XtraGrid.Views.Grid.ViewInfo.GridGroupRowInfo;<br /> info.ButtonBounds = Rectangle.Empty;<br /> info.GroupText = " " + info.GroupText.TrimStart();<br /> }<br /> }<br /> public class Test<br /> {<br /> public int ID { get; set; }<br /> public string Name { get; set; }<br /> public string Subject { get; set; }<br /> public DateTime TestDate { get; set; }<br /> public decimal Score { get; set; }<br /> }<br /> }<br />