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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class A {
  5. 	typedef void (A::*RunPtr)(int);
  6. 	RunPtr RunMethod;
  7.  
  8. public:
  9.     A()
  10.     {
  11.         RunMethod = &A::RunOff;
  12.     }
  13.  
  14.     void SetOn(bool value)
  15.     {
  16.         if (value)
  17.             RunMethod = &A::RunOn;
  18.         else
  19.             RunMethod = &A::RunOff;
  20.     }
  21.  
  22.     void RunOn(int param)
  23.     {
  24.         //RunOn stuff here
  25.         cout << "RunOn: " << param << endl;
  26.     }
  27.  
  28.     void RunOff(int param)
  29.     {
  30.         //RunOff stuff here
  31.         cout << "RunOff: " << param << endl;
  32.     }
  33.  
  34.     void Run(int param)
  35.     {
  36. 		(this->*RunMethod)(param);
  37.     }
  38. };
  39.  
  40. int main() {
  41. 	A a;
  42. 	a.SetOn(true);
  43. 	a.Run(1);
  44. 	a.SetOn(false);
  45. 	a.Run(2);
  46. 	return 0;
  47. }
Success #stdin #stdout 0s 5604KB
comments ()
stdin 
Standard input is empty
stdout 
RunOn: 1
RunOff: 2
https://ideone.com/IecRfn
language:
C++ 4.3.2 (gcc-4.3.2)
created:
3 years ago
visibility:
public

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