protected override ValidationResult IsValid(object value, ValidationContext validationContext)
{
SellingProduct product = (SellingProduct)validationContext.ObjectInstance;
if (product.Price > 0)
{
return(ValidationResult.Success);
}
else
{
return(new ValidationResult("Price must get values bigger than 0!"));
}
}
private void button3_Click(object sender, EventArgs e)
{
SellingProduct sellingProduct = new SellingProduct();
sellingProduct.ShowDialog();
}
