#include <QApplication>
#include <QObject>
+#include <future>
#include <memory>
// http://stackoverflow.com/questions/21646467/how-to-execute-a-functor-in-a-given-thread-in-qt-gcd-style
QObject::connect(&signalSource, &QObject::destroyed, qApp, std::move(fun));
}
+template<typename F>
+static inline void post_to_main_thread_and_wait(F &&fun)
+{
+ std::promise<void> done_promise;
+ std::future<void> done = done_promise.get_future();
+ post_to_main_thread(std::move(fun));
+ post_to_main_thread([&done_promise] { done_promise.set_value(); });
+ done.wait();
+}
+
#endif // !defined(_POST_TO_MAIN_THREAD_H)