private void button1_Click(object sender, EventArgs e)
{
GmSelection GmSlct = new GmSelection();
GmSlct.Show();
this.Hide();
}
private void btnLogin_in_Click(object sender, EventArgs e)
{
String number, password;
number = txtusername.Text;
password = txtPassword.Text;
if (number == "admin" && password == "admin")
{
GmSelection GmSlct = new GmSelection();
GmSlct.Show();
this.Hide();
}
else
{
try
{
if (txtusername.Text.Trim() == "")
{
MessageBox.Show("用户名不能为空!");
txtusername.Focus();//获取焦点
return;
}
else if (txtPassword.Text.Trim() == "")
{
MessageBox.Show("密码不能为空!");
txtPassword.Focus();//获取焦点
return;
}
string sql = "select teacher_password from teacher where teacher_id='{0}'";//从sql数据库中读取账号密码信息
sql = string.Format(sql, txtusername.Text.Trim());
Function fun = new Function();
DataSet ds = fun.Query(sql);
DataTable dt = ds.Tables[0];
DataRow dr = dt.Rows[0];
string pwd = dr[0].ToString();
if (pwd == txtPassword.Text.Trim())
{
idnum = number;
PersonalInfoManagment Frm_personalInfoManagment = new PersonalInfoManagment();
Frm_personalInfoManagment.Show();
this.Hide();
}
else
{
MessageBox.Show("密码错误！请重新输入");
}
}
catch
{
MessageBox.Show("用户名无效");
}
finally
{
}
}
}
private void btn_GmBack_Click(object sender, EventArgs e)
{
GmSelection.order_flag = 0;
GmSelection.class_flag = 0;
GmSelection.teacher_flag = 0;
GmSelection Frm_Gmsel = new GmSelection();
Frm_Gmsel.Show();
this.Hide();
}
