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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.Linq;
using System.Text;
using System.Windows.Forms;
using DevExpress.XtraEditors.Repository;
using DevExpress.XtraGrid.Views.Grid;
using DevExpress.XtraGrid.Columns;
using DevExpress.Utils;
using System.Text.RegularExpressions;
namespace ColorEditExample
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void Form1_Load(object sender, EventArgs e)
{
DataTable dt = FillDataTable();
gridControl1.DataSource = dt;
gridControl2.DataSource = dt;
gridView1.Columns["ColorString"].Visible = false;
GridColumn unboundColumn = gridView1.Columns.AddField("Color");
unboundColumn.VisibleIndex = gridView1.Columns.Count;
unboundColumn.UnboundType = DevExpress.Data.UnboundColumnType.Object;
RepositoryItemColorEdit ce = new RepositoryItemColorEdit();
ce.ShowCustomColors = false;
unboundColumn.ColumnEdit = ce;
}
private void gridView1_CustomUnboundColumnData(object sender, DevExpress.XtraGrid.Views.Base.CustomColumnDataEventArgs e)
{
GridView view = sender as GridView;
DataView dv = view.DataSource as DataView;
if (e.IsGetData)
e.Value = GetColorFromString(dv[e.ListSourceRowIndex]["ColorString"].ToString());
else
dv[e.ListSourceRowIndex]["ColorString"] = ((Color)e.Value).Name;
}
Color GetColorFromString(string colorString)
{
Color color = Color.Empty;
ColorConverter converter = new ColorConverter();
try
{
color = (Color)converter.ConvertFromString(colorString);
}
catch
{ }
return color;
}
DataTable FillDataTable()
{
DataTable _dataTable = new DataTable();
DataColumn col;
DataRow row;
col = new DataColumn("ID", System.Type.GetType("System.Int32"));
_dataTable.Columns.Add(col);
col = new DataColumn("ColorString", System.Type.GetType("System.String"));
_dataTable.Columns.Add(col);
row = _dataTable.NewRow();
row["ID"] = "1"; row["ColorString"] = "Red";
_dataTable.Rows.Add(row);
row = _dataTable.NewRow();
row["ID"] = "2"; row["ColorString"] = "Green";
_dataTable.Rows.Add(row);
row = _dataTable.NewRow();
row["ID"] = "3"; row["ColorString"] = "Blue";
_dataTable.Rows.Add(row);
return _dataTable;
}
}
}