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  1. using System;
  2. using System.Collections.Generic;
  3. using System.Reflection;
  4.  
  5. public class Test
  6. {
  7. 	interface ICell
  8. 	{
  9. 		void Set(String s);
  10. 		String Get();
  11. 		Type Type();
  12. 	}
  13. 	class DelgCell : ICell
  14. 	{
  15. 		public void Set(String s) { setF(s); }
  16. 		public String Get() { return getF(); }
  17. 		public Type Type() { return getT(); }
  18. 		public delegate T GetDelg<T>();
  19. 		Action<String> setF;
  20. 		GetDelg<String> getF;
  21. 		GetDelg<Type> getT;
  22. 		public DelgCell(Action<String> setF, GetDelg<String> getF, GetDelg<Type> getT)
  23. 		{
  24. 			this.setF = setF;
  25. 			this.getF = getF;
  26. 			this.getT = getT;
  27. 		}
  28. 	}
  29. 	static ICell BindA(int[] v, int idx)
  30. 	{
  31. 		return new DelgCell(
  32. 			delegate(String s) { v[idx] = int.Parse(s); },
  33. 			delegate() { return v[idx].ToString(); },
  34. 			delegate() { return typeof(int); }
  35. 		);
  36. 	}
  37. 	static ICell BindM<T>(T v, String name)
  38. 	{
  39. 		FieldInfo f = typeof(T).GetField(name);
  40. 		if (f.FieldType == typeof(int))
  41. 		{
  42. 			return new DelgCell(
  43. 				delegate(String s) { f.SetValue(v, int.Parse(s)); },
  44. 				delegate() { return f.GetValue(v).ToString(); },
  45. 				delegate() { return f.FieldType; }
  46. 			);
  47. 		}
  48. 		else { throw new Exception("" + typeof(T)); }
  49. 	}
  50. 	class Entry
  51. 	{
  52. 		public int n;
  53. 	}
  54. 	public static void Main()
  55. 	{
  56. 		{
  57. 			int[] unko = new int[15];
  58. 			unko[12] = 100;
  59. 			ICell c = BindA(unko, 12);
  60.  
  61. 			c.Set("200");
  62. 			unko[12] += 50;
  63. 			Console.WriteLine(unko[12] + " " + c.Get() + " " + c.Type()); // "250 250 System.Int32"
  64. 		}
  65. 		{
  66. 			Entry et = new Entry();
  67. 			et.n = 400;
  68. 			ICell c = BindM(et, "n");
  69.  
  70. 			c.Set("500");
  71. 			et.n += 50;
  72. 			Console.WriteLine(et.n + " " + c.Get() + " " + c.Type()); // "250 250 System.Int32"
  73. 		}
  74. 	}
  75. }
Success #stdin #stdout 0.04s 37112KB
comments (?)
stdin 
Standard input is empty
stdout 
250 250 System.Int32
550 550 System.Int32
https://ideone.com/nrlQw
language:
C# (gmcs 5.20.1)
created:
12 years ago
visibility:
public

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