private void button2_Click(object sender, EventArgs e)
{
try
{
product.Name = Name.Text;
product.Price = Double.Parse(Price.Text);
product.Quantity = int.Parse(Quantity.Text);
using (Produse2Entities pd = new Produse2Entities())
{
pd.Entry(product).State = System.Data.Entity.EntityState.Modified;
pd.SaveChanges();
ListDataGridView();
MessageBox.Show("Edited");
}
}
catch (InvalidCastException)
{
MessageBox.Show("Invalid Price");
}
catch (FormatException)
{
MessageBox.Show("Invalid Data");
}
catch (OverflowException)
{
MessageBox.Show("Invalid Quantity");
}
}
private void Delete_Click(object sender, EventArgs e)
{
using (Produse2Entities pd = new Produse2Entities())
{
var entrances = pd.Entry(product);
if (entrances.State == System.Data.Entity.EntityState.Detached)
{
pd.Products4.Attach(product);
}
pd.Products4.Remove(product);
pd.SaveChanges();
ListDataGridView();
Reset();
MessageBox.Show("Deleted");
}
}