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Update sqratClass.h

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Sandu Liviu Catalin 2022-06-24 22:49:09 +03:00
parent 9330cd4eb3
commit 5c54dc6a95
1 changed files with 75 additions and 0 deletions
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75
module/Sqrat/sqratClass.h
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@ -29,6 +29,7 @@
#include <squirrelex.h>
#include <cstring>
#include <typeinfo>
#include "sqratObject.h"
@ -661,6 +662,80 @@ public:
return *this;
}
protected:
// Used internally to proxy calls to wrapped squirrel methods.
template < class T = C, SQInteger(T::*Mptr)(HSQUIRRELVM) > static SQInteger SquirrelMethodProxy(HSQUIRRELVM vm) noexcept
{
try {
return ((::Sqrat::Var<T*>(vm, 1).value)->*Mptr)(vm);
} catch (const Poco::Exception& e) {
return sq_throwerror(vm, e.displayText().c_str());
} catch (const std::exception& e) {
return sq_throwerror(vm, e.what());
} catch (...) {
return sq_throwerror(vm, _SC("unknown exception occured"));
}
}
// Used internally to proxy calls to wrapped squirrel methods.
template < class T = C, SQInteger(T::*Mptr)(HSQUIRRELVM) const > static SQInteger SquirrelMethodProxy(HSQUIRRELVM vm) noexcept
{
try {
return ((::Sqrat::Var<T*>(vm, 1).value)->*Mptr)(vm);
} catch (const Poco::Exception& e) {
return sq_throwerror(vm, e.displayText().c_str());
} catch (const std::exception& e) {
return sq_throwerror(vm, e.what());
} catch (...) {
return sq_throwerror(vm, _SC("unknown exception occured"));
}
}
public:
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/// Binds a class method that is treated as a squirrel function but invoked on the instance itself
///
/// \param name Name of the function as it will appear in Squirrel
/// \param func Function to bind
///
/// \return The Class itself so the call can be chained
///
/// \remarks
/// Inside of the function, the class instance the function was called with will be at index 1 on the
/// stack and all arguments will be after that index in the order they were given to the function.
///
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
template < class T = C, SQInteger(T::*Mptr)(HSQUIRRELVM) > Class& SquirrelMethod(const SQChar* name) {
return SquirrelFunc(name, &SquirrelMethodProxy< T, Mptr >);
}
template < class T = C, SQInteger(T::*Mptr)(HSQUIRRELVM) const > Class& SquirrelMethod(const SQChar* name) {
return SquirrelFunc(name, &SquirrelMethodProxy< T, Mptr >);
}
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/// Binds a class method that is treated as a squirrel function but invoked on the instance itself
///
/// \param name Name of the function as it will appear in Squirrel
/// \param func Function to bind
/// \param pnum Number of parameters the function expects.
/// \param mask Types of parameters the function expects.
///
/// \return The Class itself so the call can be chained
///
/// \remarks
/// Inside of the function, the class instance the function was called with will be at index 1 on the
/// stack and all arguments will be after that index in the order they were given to the function.
///
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
template < class T = C, SQInteger(T::*Mptr)(HSQUIRRELVM) > Class& SquirrelMethod(const SQChar* name, SQInteger pnum, const SQChar * mask) {
return SquirrelFunc(name, &SquirrelMethodProxy< T, Mptr >, pnum, mask);
}
template < class T = C, SQInteger(T::*Mptr)(HSQUIRRELVM) const > Class& SquirrelMethod(const SQChar* name, SQInteger pnum, const SQChar * mask) {
return SquirrelFunc(name, &SquirrelMethodProxy< T, Mptr >, pnum, mask);
}
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/// Gets a Function from a name in the Class
///