iOS: Send window-system event also when embedded in native iOS app

The iOS event dispatcher has been split into two; one dealing with the
QPA event processing, which we should always do, and one dealing with
the longjumping that we do when running the user's main on a separate
stack.

Change-Id: I1f819db33c608aad130ff23cbbadcf84363a32d2
Reviewed-by: Richard Moe Gustavsen <richard.gustavsen@qt.io>
(cherry picked from commit 5414d372d42278b146ce1cdf1096c4e91e7039ad)

1 files changed, 13 insertions, 2 deletions

diff --git a/src/plugins/platforms/ios/qioseventdispatcher.h b/src/plugins/platforms/ios/qioseventdispatcher.h
index 62133b9510..1f4c78dc74 100644
--- a/src/plugins/platforms/ios/qioseventdispatcher.h
+++ b/src/plugins/platforms/ios/qioseventdispatcher.h
@@ -49,18 +49,29 @@ class QIOSEventDispatcher : public QEventDispatcherCoreFoundation
     Q_OBJECT
 
 public:
+    static QIOSEventDispatcher* create();
+    bool processPostedEvents() override;
+
+protected:
     explicit QIOSEventDispatcher(QObject *parent = 0);
+};
+
+class QIOSJumpingEventDispatcher : public QIOSEventDispatcher
+{
+    Q_OBJECT
 
+public:
+    QIOSJumpingEventDispatcher(QObject *parent = 0);
     bool processEvents(QEventLoop::ProcessEventsFlags flags) override;
-    bool processPostedEvents() override;
 
+    // Public since we can't friend Objective-C methods
     void handleRunLoopExit(CFRunLoopActivity activity);
 
     void interruptEventLoopExec();
 
 private:
     uint m_processEventLevel;
-    RunLoopObserver<QIOSEventDispatcher> m_runLoopExitObserver;
+    RunLoopObserver<QIOSJumpingEventDispatcher> m_runLoopExitObserver;
 };
 
 QT_END_NAMESPACE