1 files changed, 11 insertions, 0 deletions
diff --git a/src/corelib/kernel/qjnihelpers.cpp b/src/corelib/kernel/qjnihelpers.cpp
index f5e4aceff3..2324a615d5 100644
--- a/src/corelib/kernel/qjnihelpers.cpp
+++ b/src/corelib/kernel/qjnihelpers.cpp
@@ -41,6 +41,7 @@
 #include "qmutex.h"
 #include "qlist.h"
 #include "qsemaphore.h"
+#include "qsharedpointer.h"
 #include "qvector.h"
 #include <QtCore/qrunnable.h>
 
@@ -338,6 +339,16 @@ void QtAndroidPrivate::runOnAndroidThread(const QtAndroidPrivate::Runnable &runn
         env->CallStaticVoidMethod(g_jNativeClass, g_runPendingCppRunnablesMethodID);
 }
 
+void QtAndroidPrivate::runOnAndroidThreadSync(const QtAndroidPrivate::Runnable &runnable, JNIEnv *env, int timeoutMs)
+{
+    QSharedPointer<QSemaphore> sem(new QSemaphore);
+    runOnAndroidThread([&runnable, sem]{
+        runnable();
+        sem->release();
+    }, env);
+    sem->tryAcquire(1, timeoutMs);
+}
+
 void QtAndroidPrivate::registerGenericMotionEventListener(QtAndroidPrivate::GenericMotionEventListener *listener)
 {
     QMutexLocker locker(&g_genericMotionEventListeners()->mutex);