Technical facts

Application type(s)

Desktop application

Operating system(s) or programming environment(s)

Lubuntu 12.10 (quantal)

IDE(s):

Qt Creator 2.5.2

Project type:

Console application

C++ standard:

C++11

Compiler(s):

G++ 4.7.2

Libraries used:

STL: GNU ISO C++ Library, version 4.7.2

Qt project file: CppBoostSignalExample3.pro


TEMPLATE = app

CONFIG += console

CONFIG -= qt

SOURCES += main.cpp

QMAKE_CXXFLAGS += -std=c++11 -Wall -Wextra -Weffc++ -Werror

main.cpp


#include <cassert>

#include <boost/function.hpp>



struct MyClass

{

  MyClass(const int x = 0) : m_x(x) {}

  int Plus( const int x) const { return m_x + x; }

  int Minus(const int x) const { return m_x - x; }

  int m_x;

};



int main()

{

  typedef boost::function<int(const MyClass*,int)> Function;

  MyClass c;

  Function f1 = &MyClass::Plus;

  Function f2 = &MyClass::Minus;

  assert( f1(&c,1000) ==  1000 );

  assert( f2(&c,1000) == -1000 );

}

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(C++) Boost signal example 3: emitting two arguments and reading a result

Technical facts

Qt project file: CppBoostSignalExample3.pro

main.cpp