keyframeview: show correct length and jump to the corresponding time in NodeParamView

app/widget/timebased/timebased.cpp

@@ -96,15 +96,23 @@ void TimeBasedWidget::ConnectViewerNode(ViewerOutput *node)
 
     ConnectNodeInternal(viewer_node_);
   }
+
+  UpdateMaximumScroll();
 }
 
 void TimeBasedWidget::UpdateMaximumScroll()
 {
-  if (!viewer_node_ || !auto_max_scrollbar_) {
-    return;
+  rational length = (viewer_node_) ? viewer_node_->Length() : rational();
+
+  if (auto_max_scrollbar_) {
+    scrollbar_->setMaximum(qMax(0, qCeil(TimeToScene(length)) - width()));
   }
 
-  scrollbar_->setMaximum(qMax(0, qCeil(TimeToScene(viewer_node_->Length())) - width()));
+  foreach (TimelineViewBase* base, timeline_views_) {
+    base->SetEndTime(length);
+  }
+
+  ruler()->SetCacheStatusLength(length);
 }
 
 void TimeBasedWidget::ScrollBarResized(const double &multiplier)
@@ -183,6 +191,11 @@ TimelinePoints *TimeBasedWidget::GetConnectedTimelinePoints() const
   return points_;
 }
 
+void TimeBasedWidget::ConnectTimelineView(TimelineViewBase *base)
+{
+  timeline_views_.append(base);
+}
+
 void TimeBasedWidget::SetTime(int64_t timestamp)
 {
   ruler_->SetTime(timestamp);

app/widget/timebased/timebased.h

@@ -27,6 +27,7 @@
 #include "node/output/viewer/viewer.h"
 #include "widget/resizablescrollbar/resizablescrollbar.h"
 #include "widget/timelinewidget/timelinescaledobject.h"
+#include "widget/timelinewidget/view/timelineview.h"
 #include "widget/timeruler/timeruler.h"
 
 OLIVE_NAMESPACE_ENTER
@@ -111,6 +112,8 @@ protected:
 
   TimelinePoints* GetConnectedTimelinePoints() const;
 
+  void ConnectTimelineView(TimelineViewBase* base);
+
 protected slots:
   /**
    * @brief Slot to center the horizontal scroll bar on the playhead's current position
@@ -153,6 +156,8 @@ private:
 
   TimelinePoints* points_;
 
+  QList<TimelineViewBase*> timeline_views_;
+
 private slots:
   void UpdateMaximumScroll();