all-get/Util.cs

   1 using System;\r
   2 \r
   3 namespace AllGet\r
   4 {\r
   5         \r
   6         sealed class Util\r
   7         {\r
   8                 public static char Query(string msg, string selections, char defaultSelection)\r
   9                 {\r
  10                         int resNum = -1;\r
  11                         while (resNum < 0) {    \r
  12                                 Console.Write(msg);\r
  13                                 string response = Console.ReadLine();\r
  14                                 response = response.Trim().ToLower();\r
  15                                 if (response.Length < 1) return defaultSelection;\r
  16                                 resNum = selections.ToLower().IndexOf(response[0]);\r
  17                         }\r
  18                         return selections[resNum];\r
  19                 }\r
  20                 \r
  21                 public static bool Confirm(string msg, bool defaultSelection)\r
  22                 {\r
  23                         return Query(msg, "yn", defaultSelection? 'y' : 'n') == 'y';\r
  24                 }\r
  25         }\r
  26 }\r