private void button2_Click(object sender, EventArgs e)
{
MainAppWindow maw = new MainAppWindow();
maw.Show();
this.Close();
}
private void button2_Click(object sender, EventArgs e)
{
if (textBox1.Text == "" || textBox2.Text == "")
{
MessageBox.Show("Enter correct details");
textBox1.Clear();
textBox2.Clear();
}
else
{
try {
using (SqlConnection conn = new SqlConnection("Data Source=HAIER-PC\\SQLEXPRESS;Initial Catalog=TodoListDatabase;Integrated Security=True"))
{
conn.Open();
string cmd = "SELECT STUDENT_ID FROM USERS WHERE STUDENT_ID = '" + Convert.ToInt32(textBox1.Text) + "' AND PASSWORD = '******'";
SqlDataAdapter da = new SqlDataAdapter(cmd, conn);
DataSet ds = new DataSet();
da.Fill(ds);
DataTable dt = ds.Tables[0];
conn.Close();
if (dt.Rows.Count >= 1)
{
settext = Convert.ToInt32(textBox1.Text);
MainAppWindow maw = new MainAppWindow();
maw.Show();
this.Close();
}
else
{
MessageBox.Show("Wrong username/pass combination");
textBox1.Clear();
textBox2.Clear();
}
}
}
catch
{
MessageBox.Show("Invalid username/password");
}
}
}
private void add_Click(object sender, EventArgs e)
{
if (textBox1.Text != "")
{
using (SqlConnection conn = new SqlConnection("Data Source=HAIER-PC\\SQLEXPRESS;Initial Catalog=TodoListDatabase;Integrated Security=True"))
{
conn.Open();
SqlCommand add = conn.CreateCommand();
add.CommandType = CommandType.Text;
add.CommandText = "INSERT INTO TASKS (Student_ID, Task_Name, Deadline) VALUES ('" + Form1.settext + "', '" + textBox1.Text + "', '" + dateTimePicker1.Value + "')";
add.ExecuteNonQuery();
conn.Close();
MessageBox.Show(string.Format("{0} has been added", textBox1.Text));
MainAppWindow maw = new MainAppWindow();
maw.Show();
this.Close();
}
}
else
{
MessageBox.Show("Enter correct values");
}
}
