/trunk/Examples/test-suite/template_typedef_funcptr.i

 1%module template_typedef_funcptr
 2
 3//Bug #1832613
 4
 5#if !defined(SWIGR)
 6// R Swig fails on this test.  Because it tries to return a nil SEXP in
 7// an error
 8
 9%include <std_string.i>
10
11%inline %{
12
13#include <string>
14
15template<typename T> class Ptr {};
16 
17class MCContract {};
18typedef Ptr<MCContract> MCContractPtr;
19%}
20
21%template() Ptr<MCContract>;
22
23%inline %{
24template <class Contract, typename ContractID, typename CallbackType>
25class ContractFactory 
26{
27  public:
28    static ContractFactory<Contract,ContractID,CallbackType> &getInstance() {
29      static ContractFactory<Contract, ContractID, CallbackType> instance;
30      return instance;
31    }
32};
33/**
34 * CreateXXContractCallback is a pointer to a function taking no arguments and 
35 * returning a pointer to an XXContract. 
36 */
37typedef MCContractPtr (*CreateMCContractCallback)();
38%}
39
40
41//Get around it by changing this:
42%template(MCContractFactory) ContractFactory<MCContract, std::string, CreateMCContractCallback>;
43
44//to a form which expands the typedef:
45//%template(MCContractFactory) ContractFactory<MCContract, std::string, Ptr<MCContract>(*)()>;
46
47%inline %{
48typedef MCContractPtr* ContractPtrPtr;
49%}
50// Plain pointers were also causing problems...
51%template(MCContractFactory2) ContractFactory<MCContract, std::string, ContractPtrPtr>;
52
53#endif