+void
+PanAutomationTimeAxisView::clear_lines ()
+{
+ AutomationTimeAxisView::clear_lines();
+ multiline_selector.clear();
+}
+
+void
+PanAutomationTimeAxisView::add_line (AutomationLine& line)
+{
+ char buf[32];
+ snprintf(buf,32,"Line %zu",lines.size()+1);
+ multiline_selector.append_text(buf);
+
+ if (lines.empty()) {
+ multiline_selector.set_active(0);
+ }
+
+ if (lines.size() + 1 > 1 && (height_style != Small && height_style != Smaller)) {
+ multiline_selector.show();
+ } else {
+ multiline_selector.hide();
+
+ }
+
+ AutomationTimeAxisView::add_line(line);
+}
+
+void
+PanAutomationTimeAxisView::set_height (TimeAxisView::TrackHeight th)
+{
+ AutomationTimeAxisView::set_height(th);
+
+ switch (th) {
+ case Largest:
+ case Large:
+ case Larger:
+ case Normal:
+ if (lines.size() > 1) {
+ multiline_selector.show();
+ break;
+ }
+ default:
+ multiline_selector.hide();
+ }
+}
+