Add unread message indicator for room . #6

src/roomlistmodel.cpp

@@ -159,6 +159,9 @@ QVariant RoomListModel::data(const QModelIndex& index, int role) const {
     if (room->highlightCount() > 0) return QBrush(QColor("orange"));
     return QVariant();
   }
+  if (role == UnreadCountRole) {
+      return room->unreadCount();
+  }
   return QVariant();
 }
 
@@ -189,5 +192,6 @@ QHash<int, QByteArray> RoomListModel::roleNames() const {
   roles[TopicRole] = "topic";
   roles[CategoryRole] = "category";
   roles[HighlightRole] = "highlight";
+  roles[UnreadCountRole] = "unreadCount";
   return roles;
 }