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  1. #include <iostream>
  2. using namespace std;
  3.  
  4.  
  5. #define PARAM_A_VAL_0 0
  6. #define PARAM_A_VAL_1 1
  7. bool external_function_param_a(int param_a) {
  8. 	cout << param_a << endl;
  9. }
  10. struct wrapper
  11. {
  12.     class PARAM_A {
  13.     	int val;
  14.     	PARAM_A(int val) : val(val) {}
  15.     	friend class ::wrapper;
  16.     public:
  17.     	static const PARAM_A VAL_0;
  18.     	static const PARAM_A VAL_1;
  19.     };
  20.     bool SetParamA(wrapper::PARAM_A a);
  21. };
  22.  
  23.  
  24. const wrapper::PARAM_A wrapper::PARAM_A::VAL_0 = wrapper::PARAM_A(PARAM_A_VAL_0);
  25. const wrapper::PARAM_A wrapper::PARAM_A::VAL_1 = wrapper::PARAM_A(PARAM_A_VAL_1);
  26.  
  27. bool wrapper::SetParamA(wrapper::PARAM_A a)
  28. {
  29.      return external_function_param_a(a.val);
  30. }
  31.  
  32. int main() {
  33.     wrapper w;
  34.     w.SetParamA(wrapper::PARAM_A::VAL_0);
  35.     w.SetParamA(wrapper::PARAM_A::VAL_1);
  36.     return 0;
  37. }
Success #stdin #stdout 0s 15232KB
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Standard input is empty
stdout 
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1
https://ideone.com/LUct7f
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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