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01-simple-connection/main.cpp

A simple example of how to create a KDBindings::Signal and connect a lambda to it.

The output of this example is: 

1
The answer: 42

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/*
  This file is part of KDBindings.

  SPDX-FileCopyrightText: 2021 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
  Author: Sean Harmer <sean.harmer@kdab.com>

  SPDX-License-Identifier: MIT

  Contact KDAB at <info@kdab.com> for commercial licensing options.
*/

#include <kdbindings/signal.h>

#include <iostream>
#include <string>

using namespace KDBindings;

int main()
{
    // Create new signal
    Signal<std::string, int> signal;

    // Connect a lambda
    signal.connect([](std::string arg1, int arg2) {
        std::cout << arg1 << " " << arg2 << std::endl;
    });

    // Emit the signal and the lambda is called
    signal.emit("The answer:", 42);

    return 0;
}

Filename: 01-simple-connection/main.cpp

Updated on 2024-07-13 at 00:00:32 +0000