Пример #1
0
        private void button1_Click(object sender, EventArgs e)
        {
            int        count  = 0;
            int        count2 = 0;
            Validation val    = new Validation();

            if (val.validateNum(textBox1.Text, "Member ID"))
            {
                string        Query = "select * from membership where mID = '" + Convert.ToInt32(textBox1.Text) + "'";
                SqlCommand    cmd   = new SqlCommand(Query, conn);
                SqlDataReader reader;
                try
                {
                    conn.Open();
                    reader = cmd.ExecuteReader();
                    while (reader.Read())
                    {
                        count++;
                        label1.Text  = reader["indexNo"].ToString();
                        label10.Text = reader["mID"].ToString();
                        label7.Text  = reader["mName"].ToString();
                        label11.Text = reader["mAddress"].ToString();
                        label12.Text = reader["mContactNo"].ToString();
                        label13.Text = reader.GetDateTime(5).Date.ToString("dd-MM-yyyy");
                        memDate      = reader.GetDateTime(5).Date;
                    }
                    conn.Close();
                }
                catch (Exception ex)
                {
                    MessageBox.Show("Member Not Found");
                }

                string        Query2 = "select * from borrow where mID = '" + Convert.ToInt32(textBox1.Text) + "'";
                SqlCommand    cmd2   = new SqlCommand(Query2, conn);
                SqlDataReader reader2;
                try
                {
                    conn.Open();
                    reader2 = cmd2.ExecuteReader();
                    while (reader2.Read())
                    {
                        count2++;
                    }
                    conn.Close();
                }
                catch (Exception ex)
                {
                    MessageBox.Show("Member Not Found");
                }

                if (count2 == 0)
                {
                    label16.Text = "No book to return";
                }
                else
                {
                    label16.Text = "Please return the book";
                }
                if (count != 0)
                {
                    groupBox2.Show();
                }
                else
                {
                    MessageBox.Show("Member Not Found");
                    textBox1.Text = "";
                }
            }
            val = null;
            GC.Collect();
        }