private void button1_Click(object sender, EventArgs e)
{
{
if (textBox1.Text.Trim() == "")
{
MessageBox.Show("Введите имя!");
}
else
{
SqlConnection conn
= new SqlConnection(Program.st_connect);
conn.Open();
string s1 = "select * from Uslugi where Name_Uslugi='" +
textBox1.Text.Trim() + "'";
SqlCommand comm1 = new SqlCommand(s1, conn);
SqlDataReader read12 = comm1.ExecuteReader();
if (read12.HasRows)
{
MessageBox.Show("Логин занят!");
}
else
{
read12.Close();
string s = "insert into Uslugi " + "" +
"(Name_Uslugi) values " +
"('" + textBox1.Text.Trim() + "')";
SqlCommand comm = new SqlCommand(s, conn);
comm.ExecuteScalar();
conn.Close();
Form8 f = new Form8();
f.Show();
this.Close();
}
}
}
}
private void button3_Click(object sender, EventArgs e)
{
Form8 f = new Form8();
f.Show();
}
