Make sure window manager wakeup() can always wake up

1. Change isExternalUpdatePending to true to avoid window manager sleep again immediately
   without processing any events
2. Also wake up the window manager if wait at posting sync event

Change-Id: I184dba32a66379b688b585c27c4d01799c233e84
Reviewed-by: Martin Jones <martin.jones@nokia.com>

diff --git a/src/quick/items/qquickwindowmanager.cpp b/src/quick/items/qquickwindowmanager.cpp
index 61c2ef2..bac5cc7 100644 (file)
--- a/src/quick/items/qquickwindowmanager.cpp
+++ b/src/quick/items/qquickwindowmanager.cpp
@@ -1120,7 +1120,8 @@ void QQuickRenderThreadSingleContextWindowManager::maybeUpdate(QQuickCanvas *)
 void QQuickRenderThreadSingleContextWindowManager::wakeup()
 {
     lockInGui();
-    if (isRenderBlocked)
+    isExternalUpdatePending = true;
+    if (isRenderBlocked || isPostingSyncEvent)
         wake();
     unlockInGui();
 }