Hi...
Creating a component for edition of a field currency from a class base of the StrataFrame.
Success !!!
Rogério 
http://blog.licitec.com.br
using System;
using System.Collections.Generic;
using System.Text;
namespace Licitec.StrataFrame.WinForms
{
public class CurrencyTextBox : MicroFour.StrataFrame.UI.Windows.Forms.Textbox
{
protected override void OnValidating(System.ComponentModel.CancelEventArgs e)
{
System.Globalization.CultureInfo culture;
culture = System.Globalization.CultureInfo.CreateSpecificCulture("pt-BR");
decimal result;
if (this.Text.Trim() != string.Empty && !decimal.TryParse(this.Text, System.Globalization.NumberStyles.Currency, culture, out result))
{
this.HideSelection = false;
this.SelectAll();
System.Windows.Forms.MessageBox.Show("Entre com um valor válido.");
this.HideSelection = true;
e.Cancel = true;
}
base.OnValidating(e);
}
protected override void OnValidated(EventArgs e)
{
decimal result;
if (this.Text.Trim() == string.Empty)
{
result = 0;
}
else
{
result = Decimal.Parse(this.Text, System.Globalization.NumberStyles.Currency);
}
this.Text = result.ToString("c");
base.OnValidated(e);
}
protected override void OnEnter(EventArgs e)
{
System.Globalization.CultureInfo culture;
culture = System.Globalization.CultureInfo.CreateSpecificCulture("pt-BR");
decimal result;
if (decimal.TryParse(this.Text, System.Globalization.NumberStyles.Currency, culture, out result))
{
this.Text = result.ToString();
}
base.OnEnter(e);
}
}
}
Rogério Mauri