How to use dictionary for Keyboard key and display value?

Question

Hello,

i am using this dictionary for input data in C# .net wpf application.

 

Dictionary<int, string> dic = new Dictionary<int, string>();

dic.Add(1, "E");

dic.Add(2, "G");

dic.Add(3, "$");

dic.Add(4, "/");

dic.Add(5, "!");

dic.Add(6, "P");

dic.Add(7, "*");

dic.Add(8, "@");

dic.Add(9, "Q");

dic.Add(0, "U");

 

But how can i use this dictionary?

When in enter 12 so then EG should be display in text box.

and when i enter 5 so ! should be display in textbox.

Total should be calculate like 12+5=17 (E*).

Please help me.

Thanks in Advance.

Ankit Agarwal

Software Engineer