Lecture No. 01

Dated: 25-03-2025

Visual programming is primarily event driven programming and its applications in

• Desktop
• Web
• Applications

#include <iostream>
#include <fstream>

int onKeyPress() {
    char b = std::cin.get();
    std::cout << b << std::endl;

    return b == 'x';
}

Int onFileChanged() {
    char a = f.get();
    std::cout << a << std::endl;

    return a == 'x'; 
}

int main () {
    char a = '-', b;
    do {
        if (isKeyboardPressed()) {
            if (onkeypress())
                return 0;
        }

        std::ifstream f("test.txt", std::ifstream::in);

        if (f.good() && a != f.peek()) {
            if (onfilechanged()) return 0;
        }

        f.close();
    } while (true);

    return 0;
}