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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class A {
  5. public:
  6. 	typedef void (A::*RunPtr)(int);
  7. 	RunPtr Run;
  8.  
  9.     A()
  10.     {
  11.         Run = &A::RunOff;
  12.     }
  13.  
  14.     void SetOn(bool value)
  15.     {
  16.         if (value)
  17.             Run = &A::RunOn;
  18.         else
  19.             Run = &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.  
  35. int main() {
  36. 	A a;
  37. 	a.SetOn(true);
  38. 	(a.*a.Run)(1);
  39. 	a.SetOn(false);
  40. 	(a.*a.Run)(2);
  41. 	return 0;
  42. }
Success #stdin #stdout 0.01s 5424KB
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stdin
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Standard input is empty
stdout
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RunOn: 1
RunOff: 2
https://ideone.com/FkiRSW
language:
C++ 4.3.2 (gcc-4.3.2)
created:
3 years ago
visibility:
public

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