Pastebin for each individual file

CMakeLists.txt - https://pastebin.com/k9xAsL5e
mainwindow.hpp - https://pastebin.com/NrK2DXW5
mainwindow.ui - https://pastebin.com/6k5EtrvM

mainwindow.cpp is already available on the question.

main.cpp is as follows

#include "mainwindow.hpp" #include <QApplication> int main(int argc, char *argv[]) { QApplication a(argc, argv); MainWindow w; w.show(); return a.exec(); }

@jsulm I'm sorry, I wrote it wrong. I meant to say that it changes depending on Windows theme.

(if qt creator Windows theme is light) & (if qt creator Windows theme is dark)