private void btndangxuat_Click(object sender, EventArgs e) { frmmainquanlykhachsan.ActiveForm.Close(); frmdangnhap frm = new frmdangnhap(); frm.Show(); }
//Thoat khỏi form hien tai, tro lai form dang nhap private void button1_Click(object sender, EventArgs e) { this.Hide(); frmdangnhap frm = new frmdangnhap(); frm.Show(); }