private void diagram_button_Click(object sender, EventArgs e)
{
this.Hide();
diagramForm diagramform = new diagramForm();
diagramform.Show();
}
//로그인 버튼을 클릭 구현한 리스너
private void login_button_Click(object sender, EventArgs e)
{
SqlConnection con = new SqlConnection(@"Data Source=(LocalDB)\MSSQLLocalDB;AttachDbFilename=C:\Users\lujae\Documents\Database.mdf;Integrated Security=True;Connect Timeout=30");
SqlDataAdapter sda = new SqlDataAdapter("Select Count(*) USERNAME from USERINFO where USERNAME='******'and PASSWORD='******'", con);
//결과처리
DataTable dataTable = new DataTable();
sda.Fill(dataTable);
con.Close();
if (dataTable.Rows[0][0].ToString() == "1")
{
//로그인이 성공인 경우
this.Hide();
diagramForm diagramform = new diagramForm();
diagramform.Show();
}
else
{
// 로그인이 실패
// 메세지 박스를 띄워줌
MessageBox.Show("아이디와 비밀번호를 확인해주세요.");
}
}
