private void HOME_Click(object sender, EventArgs e)
{
Form3 c = new Form3();
c.Show();
Hide();
}
private void button2_Click(object sender, EventArgs e)
{
if (v1 == null || v1.IsDisposed)
{
v1 = new Form3();
v1.Show();
}
}
private void LOGIN_Click(object sender, EventArgs e)
{
if (USER.Text == "28" & PASS.Text == "12345")
{
// MessageBox.Show("LOGIN SUCCESSFUL");
Form3 f = new Form3();
f.Show();
Hide();
}
else
{
MessageBox.Show("LOGIN FAILED");
}
}
private void button1_Click(object sender, EventArgs e)
{
oracle.LinkToOracle("orcl","hui","oracle");
OracleCommand cmd = oracle.getConnection().CreateCommand();
String tno = textBox1.Text;
String pwd = textBox2.Text;
if (tno == "hui" & pwd == "123")
{
MessageBox.Show("登录成功");
Form4 form4 = new Form4();
this.Hide();
form4.Show();
return;
}
cmd.CommandText = String.Format("select * from teacher where tno='{0}'", tno);
OracleDataReader reader = cmd.ExecuteReader();
reader.Read();
try
{
if (reader["pwd"].ToString() == pwd)
{
MessageBox.Show("登录成功");
Form3 form3 = new Form3();
this.Hide();
form3.Show();
return;
}
if (tno == "hui" & pwd == "123")
{
MessageBox.Show("登录成功");
Form4 form4 = new Form4();
this.Hide();
form4.Show();
return;
}
//MessageBox.Show("密码错误");
}
catch (Exception ex)
{
MessageBox.Show("登录帐号或密码错误");
}
oracle.LinkClose();
}
private void sIPARISKARTLARIToolStripMenuItem_Click(object sender, EventArgs e)
{
Form3 menu = new Form3();
menu.Show();
this.Hide();
}
private void button2_Click(object sender, EventArgs e)
{
Form3 n = new Form3();
n.Show();
Hide();
}
private async void button7_Click(object sender, EventArgs e)
{
Form3 frm = new Form3();
frm.Show();
}
private void help_clicked(object sender, EventArgs e)
{
Form3 help = new Form3();
help.Show();
}
private void button1_Click(object sender, EventArgs e)
{
Form3 form3 = new Form3();
form3.Show();
}