startPreviewJob: if items is empty, delay call to slotPreviewJobFinshed

This should prevent that other functions, which start preview jobs,
eventually call themselves and thus cause trouble.

CCBUG: 320791

1 files changed, 1 insertions, 1 deletions

diff --git a/src/kitemviews/kfileitemmodelrolesupdater.cpp b/src/kitemviews/kfileitemmodelrolesupdater.cpp
index c083559bf..644605c57 100644
--- a/src/kitemviews/kfileitemmodelrolesupdater.cpp
+++ b/src/kitemviews/kfileitemmodelrolesupdater.cpp
@@ -912,7 +912,7 @@ void KFileItemModelRolesUpdater::startPreviewJob(const KFileItemList items)
     m_state = PreviewJobRunning;
 
     if (items.isEmpty()) {
-        slotPreviewJobFinished(0);
+        QMetaObject::invokeMethod(this, "slotPreviewJobFinished", Qt::QueuedConnection, Q_ARG(KJob*, 0));
         return;
     }