Form1.vb

Imports System
Imports System.ComponentModel
Imports System.Data
Imports System.Drawing
Imports System.Windows.Forms

Namespace WindowsApplication1

    Public Partial Class Form1
        Inherits Form

        Private _CellColorHelper As CellColorHelper

        Private Function CreateTable(ByVal RowCount As Integer) As DataTable
            Dim tbl As DataTable = New DataTable()
            tbl.Columns.Add("Name", GetType(String))
            tbl.Columns.Add("ID", GetType(Integer))
            tbl.Columns.Add("Number", GetType(Integer))
            tbl.Columns.Add("Date", GetType(Date))
            For i As Integer = 0 To RowCount - 1
                tbl.Rows.Add(New Object() {String.Format("Name{0}", i), i, 3 - i, Date.Now.AddDays(i)})
            Next

            Return tbl
        End Function

        Public Sub New()
            InitializeComponent()
            gridControl1.DataSource = CreateTable(20)
            _CellColorHelper = New CellColorHelper(gridView1)
        End Sub

        Private Sub simpleButton1_Click(ByVal sender As Object, ByVal e As EventArgs)
            _CellColorHelper.SetCellColor(Convert.ToInt32(spinEdit1.Value), gridView1.Columns(Convert.ToInt32(spinEdit2.Value)), colorEdit1.Color)
        End Sub
    End Class
End Namespace