private void TextBoxItem_Validating(object sender, CancelEventArgs e)
{
FreeFormDateTimeProvider provider1 = this.Provider as FreeFormDateTimeProvider;
if (provider1 != null)
{
provider1.TryParse();
}
else
{
MaskDateTimeProvider provider2 = this.Provider as MaskDateTimeProvider;
if (provider2 == null || this.Value == null)
{
return;
}
provider2.ValidateRange();
}
}
