Fix title clip thumbs not updated on change. Fixes #128

src/bin/projectclip.cpp

@@ -1044,7 +1044,7 @@ void ProjectClip::setProperties(const QMap<QString, QString> &properties, bool r
             updateTimelineClips(updateRoles);
         }
     }
-    if (!passProperties.isEmpty()) {
+    if (!passProperties.isEmpty() && (!reload || refreshOnly)) {
         if (auto ptr = m_model.lock()) emit std::static_pointer_cast<ProjectItemModel>(ptr)->updateTimelineProducers(m_binId, passProperties);
     }
 }

src/utils/thumbnailcache.cpp

@@ -128,6 +128,7 @@ QImage ThumbnailCache::getThumbnail(const QString &binId, int pos, bool volatile
     }
     QDir thumbFolder = getDir(&ok);
     if (ok && thumbFolder.exists(key)) {
+        m_storedOnDisk[binId].push_back(pos);
         return QImage(thumbFolder.absoluteFilePath(key));
     }
     return QImage();

src/utils/thumbnailcache.hpp

@@ -93,5 +93,5 @@ protected:
     // the following maps keeps track of the positions that we store for each clip in volatile caches.
     // Note that we don't track deletions due to items dropped from the cache. So the maps can contain more items that are currently stored.
     std::unordered_map<QString, std::vector<int>> m_storedVolatile;
-    std::unordered_map<QString, std::vector<int>> m_storedOnDisk;
+    mutable std::unordered_map<QString, std::vector<int>> m_storedOnDisk;
 };