nodetable: correctly update with time

app/widget/nodetableview/nodetablewidget.cpp

@@ -25,7 +25,8 @@
 OLIVE_NAMESPACE_ENTER
 
 NodeTableWidget::NodeTableWidget(QWidget* parent) :
-  TimeBasedWidget(parent)
+  TimeBasedWidget(parent),
+  node_(nullptr)
 {
   QVBoxLayout* layout = new QVBoxLayout(this);
   layout->setSpacing(0);
@@ -37,13 +38,35 @@ NodeTableWidget::NodeTableWidget(QWidget* parent) :
 
 void NodeTableWidget::SetNodes(const QList<Node *> &nodes)
 {
+  node_ = nullptr;
+
   if (nodes.isEmpty()) {
     view_->clear();
   } else if (nodes.size() == 1) {
-    view_->SetNode(nodes.first(), rational());
+    node_ = nodes.first();
+
+    ViewerOutput* viewer = node_->FindOutputNode<ViewerOutput>();
+    if (viewer) {
+      qDebug() << "Found timebase";
+      SetTimebase(viewer->video_params().time_base());
+    }
+
+    UpdateView();
   } else {
     view_->SetMultipleNodeMessage();
   }
 }
 
+void NodeTableWidget::TimeChangedEvent(const int64_t &)
+{
+  UpdateView();
+}
+
+void NodeTableWidget::UpdateView()
+{
+  if (node_) {
+    view_->SetNode(node_, GetTime());
+  }
+}
+
 OLIVE_NAMESPACE_EXIT