private void 注销_5_Click(object sender, EventArgs e)
{
int ID;
ID = Convert.ToInt32(tb5_6.Text.Trim());
new_user = UserAdmin.GetUser(ID);
if (new_user == null)
{
MessageBox.Show("无此用户！");
return;
}
if (tb5_7.Text != new_user.Pwd)
{
MessageBox.Show("密码不正确！");
return;
}
dt = BorrowAdmin.GetBorrow(ID);
int num = 0;
for (int i = 0; i < dt.Rows.Count; i++)
{
//if (Convert.ToInt32(dt.Rows[i][7]) == 0)
if (dt.Rows[i][7].ToString() == "False")
{
num++;
}
}
if (num != 0)
{
MessageBox.Show("该用户有未归还的书！");
return;
}
new_borrow.UID = new_user.ID;
borrowBLL.Delete(new_borrow);
userBLL.Delete(new_user);
MessageBox.Show("状态：注销成功！");
tb5_6.Text = "";
tb5_7.Text = "";
if (ID == user.ID)
{
Login form = new Login();
form.main = this;
form.Show();
this.Hide();
user = null;
}
}