private void Form2_Load(object sender, EventArgs e)
{
string sql = "select * from Student";
SQLConn db = new SQLConn();
dt = db.selectData(sql);
dataGridView1.DataSource = dt;
}
private void Delete_Load(object sender, EventArgs e)
{
string sql = "select * from Student";
SQLConn db = new SQLConn();
DataTable dt = new DataTable();
dt = db.selectData(sql);
comboBox1.DataSource = dt;
comboBox1.DisplayMember = "ID";
}
private void Form3_Load(object sender, EventArgs e)
{
string sql = "select * from Student";
SQLConn db = new SQLConn();
DataTable dt = new DataTable();
dt = db.selectData(sql);
comboBox1.DataSource = dt;
comboBox1.DisplayMember = "ID";
textBox1.DataBindings.Add("Text", dt, "firstName");
}
private void button1_Click_1(object sender, EventArgs e)
{
string sql = "delete from Student where ID = " + Convert.ToInt16(comboBox1.Text.ToString()) + "";
SQLConn db = new SQLConn();
bool verify = db.manipulateData(sql);
if (verify == false)
{
MessageBox.Show("Some ERROR occured!");
}
else
{
MessageBox.Show("Record has sucessfully updated!");
}
this.Close();
}
private void button1_Click_1(object sender, EventArgs e)
{
string sql = "insert into Student values('" + textBox1.Text + "','" + textBox2.Text + "')";
SQLConn db = new SQLConn();
bool verify = db.manipulateData(sql);
if (verify == false)
{
MessageBox.Show("Some ERROR occured!");
}
else
{
MessageBox.Show("Record has sucessfully added!");
}
this.Close();
}
