hiro/qt: Remove deprecated usage of QApplication::hasPendingEvents

hiro/core/application.cpp

@@ -38,10 +38,6 @@ auto Application::run() -> void {
   return pApplication::run();
 }
 
-auto Application::pendingEvents() -> bool {
-  return pApplication::pendingEvents();
-}
-
 auto Application::processEvents() -> void {
   return pApplication::processEvents();
 }

hiro/core/application.hpp

@@ -13,7 +13,6 @@ struct Application {
   static auto run() -> void;
   static auto scale() -> float;
   static auto scale(float value) -> float;
-  static auto pendingEvents() -> bool;
   static auto processEvents() -> void;
   static auto quit() -> void;
   static auto screenSaver() -> bool;

hiro/qt/application.cpp

@@ -22,12 +22,13 @@ auto pApplication::run() -> void {
   }
 }
 
-auto pApplication::pendingEvents() -> bool {
-  return QApplication::hasPendingEvents();
-}
-
 auto pApplication::processEvents() -> void {
-  while(pendingEvents()) QApplication::processEvents();
+  //qt6 has no means to spin the event loop indefinitely anymore
+  //this is likely to prevent bugs where events produced during the loop spin forever
+  //lets match hiro gtk and spin for a max of 50ms
+  //note that this overload of processEvents *will* spin, but it does exit if the queue is empty
+  //so it basically gives us the behavior from before, but with a 50ms cap, which is probably good
+  QApplication::processEvents(QEventLoop::AllEvents, 50);
 }
 
 auto pApplication::quit() -> void {

hiro/qt/application.hpp

@@ -6,7 +6,6 @@ struct pApplication {
   static auto exit() -> void;
   static auto modal() -> bool;
   static auto run() -> void;
-  static auto pendingEvents() -> bool;
   static auto processEvents() -> void;
   static auto quit() -> void;
   static auto setScreenSaver(bool screenSaver) -> void;