pybind11/example/example1.cpp

93 lines
4.1 KiB
C++

/*
example/example1.cpp -- constructors, deconstructors, attribute access,
__str__, argument and return value conventions
Copyright (c) 2016 Wenzel Jakob <wenzel.jakob@epfl.ch>
All rights reserved. Use of this source code is governed by a
BSD-style license that can be found in the LICENSE file.
*/
#include "example.h"
class Example1 {
public:
Example1() {
cout << "Called Example1 default constructor.." << endl;
}
Example1(int value) : value(value) {
cout << "Called Example1 constructor with value " << value << ".." << endl;
}
Example1(const Example1 &e) : value(e.value) {
cout << "Called Example1 copy constructor with value " << value << ".." << endl;
}
Example1(Example1 &&e) : value(e.value) {
cout << "Called Example1 move constructor with value " << value << ".." << endl;
e.value = 0;
}
~Example1() {
cout << "Called Example1 destructor (" << value << ")" << endl;
}
std::string toString() {
return "Example1[value=" + std::to_string(value) + "]";
}
void operator=(const Example1 &e) { cout << "Assignment operator" << endl; value = e.value; }
void operator=(Example1 &&e) { cout << "Move assignment operator" << endl; value = e.value; e.value = 0;}
void add1(Example1 other) { value += other.value; } // passing by value
void add2(Example1 &other) { value += other.value; } // passing by reference
void add3(const Example1 &other) { value += other.value; } // passing by const reference
void add4(Example1 *other) { value += other->value; } // passing by pointer
void add5(const Example1 *other) { value += other->value; } // passing by const pointer
void add6(int other) { value += other; } // passing by value
void add7(int &other) { value += other; } // passing by reference
void add8(const int &other) { value += other; } // passing by const reference
void add9(int *other) { value += *other; } // passing by pointer
void add10(const int *other) { value += *other; } // passing by const pointer
Example1 self1() { return *this; } // return by value
Example1 &self2() { return *this; } // return by reference
const Example1 &self3() { return *this; } // return by const reference
Example1 *self4() { return this; } // return by pointer
const Example1 *self5() { return this; } // return by const pointer
int internal1() { return value; } // return by value
int &internal2() { return value; } // return by reference
const int &internal3() { return value; } // return by const reference
int *internal4() { return &value; } // return by pointer
const int *internal5() { return &value; } // return by const pointer
int value = 0;
};
void init_ex1(py::module &m) {
py::class_<Example1>(m, "Example1")
.def(py::init<>())
.def(py::init<int>())
.def(py::init<const Example1&>())
.def("add1", &Example1::add1)
.def("add2", &Example1::add2)
.def("add3", &Example1::add3)
.def("add4", &Example1::add4)
.def("add5", &Example1::add5)
.def("add6", &Example1::add6)
.def("add7", &Example1::add7)
.def("add8", &Example1::add8)
.def("add9", &Example1::add9)
.def("add10", &Example1::add10)
.def("self1", &Example1::self1)
.def("self2", &Example1::self2)
.def("self3", &Example1::self3)
.def("self4", &Example1::self4)
.def("self5", &Example1::self5)
.def("internal1", &Example1::internal1)
.def("internal2", &Example1::internal2)
.def("internal3", &Example1::internal3)
.def("internal4", &Example1::internal4)
.def("internal5", &Example1::internal5)
.def("__str__", &Example1::toString)
.def_readwrite("value", &Example1::value);
}