private void button5_Click(object sender, EventArgs e)
{
double summ = 0;
var d = from price in allDataSet.Tovar.AsEnumerable() where price.Field <int>("id") == Convert.ToInt32(listBox1.SelectedValue) select price;
foreach (var obj in d)
{
summ = Convert.ToDouble(obj.price) * Convert.ToInt32(textBox2.Text);
SqlCeConnection conn = new SqlCeConnection(@"Data Source=C:\Users\Андрей свали с компа\Desktop\myDB.sdf");
conn.Open();
using (SqlCeCommand c = new SqlCeCommand(@"update Tovar set kolvo=" + (obj.kolvo - Convert.ToInt32(textBox2.Text)).ToString() + " where id=" + obj.id))
{
c.Connection = conn;
c.ExecuteNonQuery();
}
conn.Close();
}
kursOOPpart2.Skidka sk = new kursOOPpart2.Skidka(summ);
sk.ShowDialog();
label9.Text = (sk.met() / 100).ToString();
label10.Text = Math.Round((summ - summ * Convert.ToDouble(label9.Text)), 2).ToString();
}
private void button5_Click(object sender, EventArgs e)
{
double summ=0;
var d = from price in allDataSet.Tovar.AsEnumerable() where price.Field<int>("id") == Convert.ToInt32(listBox1.SelectedValue) select price;
foreach (var obj in d)
{
summ = Convert.ToDouble(obj.price) * Convert.ToInt32(textBox2.Text);
SqlCeConnection conn = new SqlCeConnection(@"Data Source=C:\Users\Андрей свали с компа\Desktop\myDB.sdf");
conn.Open();
using (SqlCeCommand c = new SqlCeCommand(@"update Tovar set kolvo=" + (obj.kolvo - Convert.ToInt32(textBox2.Text)).ToString() + " where id="+obj.id))
{
c.Connection = conn;
c.ExecuteNonQuery();
}
conn.Close();
}
kursOOPpart2.Skidka sk = new kursOOPpart2.Skidka(summ);
sk.ShowDialog();
label9.Text = (sk.met()/100).ToString();
label10.Text = Math.Round((summ-summ*Convert.ToDouble(label9.Text)),2).ToString();
}
