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Form1.cs
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Form1.cs
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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using DevExpress.XtraGrid.Views.Base;
namespace WindowsApplication1
{
public partial class Form1 : Form
{
private DataTable CreateTable(int RowCount)
{
DataTable tbl = new DataTable();
tbl.Columns.Add("Name", typeof(string));
tbl.Columns.Add("ID", typeof(int));
tbl.Columns.Add("Number", typeof(int));
tbl.Columns.Add("Date", typeof(DateTime));
for (int i = 0; i < RowCount; i++)
tbl.Rows.Add(new object[] { String.Format("Name{0}", i % 4), i, 3 - i, DateTime.Now.AddDays(i) });
return tbl;
}
public Form1()
{
InitializeComponent();
gridControl1.DataSource = CreateTable(20);
gridView1.FocusedRowChanged += new FocusedRowChangedEventHandler(gridView1_FocusedRowChanged);
}
void gridView1_FocusedRowChanged(object sender, FocusedRowChangedEventArgs e)
{
RefreshGroupRows(e.PrevFocusedRowHandle);
RefreshGroupRows(e.FocusedRowHandle);
}
private void RefreshGroupRows(int rowHandle)
{
if (gridView1.IsGroupRow(rowHandle))
return;
int parentGroupRowHandle = gridView1.GetParentRowHandle(rowHandle);
gridView1.RefreshRow(parentGroupRowHandle);
}
private bool RowContainsFocus(int groupRowHandle)
{
if (gridView1.IsGroupRow(groupRowHandle))
{
for (int i = 0; i < gridView1.GetChildRowCount(groupRowHandle); i++)
{
if (gridView1.GetChildRowHandle(groupRowHandle, i) == gridView1.FocusedRowHandle)
return true;
}
}
return false;
}
private void gridView1_RowStyle(object sender, DevExpress.XtraGrid.Views.Grid.RowStyleEventArgs e)
{
bool rowContainsFocus = RowContainsFocus(e.RowHandle);
if (rowContainsFocus)
e.Appearance.BackColor = Color.Yellow;
}
}
}