emit update of changed graph titles

src/gui_qt/data/signaledit/phase_dialog.py

@@ -413,7 +413,7 @@ class QPreviewDialog(QtWidgets.QDialog, Ui_ApodEdit):
 
         vb = self.time_graph.getPlotItem().getViewBox()
         vb.disableAutoRange(axis=vb.YAxis)
-
+        if self._all_time is not None:
             self.zerofill_box.setVisible(self._all_time)
             self.apod_box.setVisible(self._all_time)
             self.shift_box.setVisible(self._all_time)

src/gui_qt/main/management.py

@@ -428,6 +428,7 @@ class UpperManagement(QtCore.QObject):
             self.graphs[d.graph].update_legend(identifier, name)
         elif identifier in self.graphs:
             self.graphs[identifier].title = name
+            self.graphs.valueChanged.emit()
         else:
             raise KeyError('Unknown ID ' + str(identifier))