private async void btnStart_Click(object sender, EventArgs e) { String line; using (StreamReader sr = new StreamReader(@"E:\save.txt", Encoding.UTF8)) { line = await sr.ReadToEndAsync(); } if (line == "") { PlayGame window3 = new PlayGame(); this.Hide(); window3.Show(); } else { DialogResult dialogResult = MessageBox.Show("Tiếp tục thì save bị xóa nha", "Thông Báo", MessageBoxButtons.YesNo); if (dialogResult == DialogResult.Yes) { TextWriter txt = new StreamWriter(@"E:\save.txt"); string str = null; txt.Write(str); txt.Close(); PlayGame window3 = new PlayGame(); this.Hide(); window3.Show(); } } }
private async void btnchoiTiep_Click(object sender, EventArgs e) { String line; using (StreamReader sr = new StreamReader(@"E:\save.txt", Encoding.UTF8)) { line = await sr.ReadToEndAsync(); } if (line == "") { MessageBox.Show("Vui lòng bắt đầu game mới khi chưa có save nha "); } else { User.label = 1; var wd = new PlayGame(); this.Hide(); wd.Show(); } }