private void button2_Click(object sender, EventArgs e)
        {
            this.Hide();
            FOOD_DETAILS FD = new FOOD_DETAILS();

            FD.Show();
        }
        private void button1_Click(object sender, EventArgs e)
        {
            if (textBox1.Text == "" || textBox2.Text == "")
            {
                MessageBox.Show("ADMIN ID or Password must not be empty !", "Authorization Failed", MessageBoxButtons.OK);
            }
            else
            {
                SqlConnection sqlcon = new SqlConnection(@"Data Source=SELVAH\SQLSERVER;Initial Catalog=master;Integrated Security=True;");
                sqlcon.Open();
                string         type = "Admin";
                string         try1 = "Select * from EmployeeDB where ((LoginType='" + type + "') and (empid='" + this.textBox1.Text + "')and (passcode='" + this.textBox2.Text + "'))";
                SqlDataAdapter sda  = new SqlDataAdapter(try1, sqlcon);
                DataTable      dtc  = new DataTable();
                sda.Fill(dtc);

                if (dtc.Rows.Count.ToString() == "1")
                {
                    this.Hide();
                    SqlCommand command = new SqlCommand("DELETE FROM ItemDetails WHERE ItemCode = @id", sqlcon);
                    command.Parameters.AddWithValue("@id", empid);
                    command.ExecuteNonQuery();
                    sqlcon.Close();

                    MessageBox.Show("Food Item Deleted Successfully!", "Successful", MessageBoxButtons.OK);
                    FOOD_DETAILS M = new FOOD_DETAILS();
                    M.Show();
                }
                else
                {
                    MessageBox.Show("Enter Valid password and user id!", "Authorization Failed", MessageBoxButtons.OK);
                }
            }
        }
        private void button1_Click(object sender, EventArgs e)
        {
            try
            {
                SqlConnection sqlcon = new SqlConnection(@"Data Source=SELVAH\SQLSERVER;Initial Catalog=master;Integrated Security=True;");
                sqlcon.Open();

                SqlCommand cmd = new SqlCommand("INSERT INTO ITEMDETAILS (itemCode,itemName,RATE) VALUES (@str1,@str2,@str3)", sqlcon);
                cmd.Parameters.AddWithValue("@str1", textBox1.Text);
                cmd.Parameters.AddWithValue("@str2", textBox2.Text);
                cmd.Parameters.AddWithValue("@str3", Convert.ToInt32(textBox3.Text));
                cmd.ExecuteNonQuery();
                sqlcon.Close();
                MessageBox.Show("Food Item Added Successfully!", "Successful", MessageBoxButtons.OK);
                this.Hide();
                FOOD_DETAILS FD = new FOOD_DETAILS();
                FD.Show();
            }
            catch
            {
                MessageBox.Show("Error Occured !", "Error", MessageBoxButtons.OK);
            }
        }