Merge pull request #1322 from kecnry/fix-clear-identify

Fixing clearing identified spectral line when removed

CHANGES.rst

@@ -64,6 +64,8 @@ Mosviz
 Specviz
 ^^^^^^^
 
+- Fixed clearing an identified spectral line when its removed. [#1322]
+
 Specviz2d
 ^^^^^^^^^
 

jdaviz/configs/specviz/plugins/viewers.py

@@ -13,7 +13,7 @@
 from astropy import units as u
 
 
-from jdaviz.core.events import SpectralMarksChangedMessage
+from jdaviz.core.events import SpectralMarksChangedMessage, LineIdentifyMessage
 from jdaviz.core.registries import viewer_registry
 from jdaviz.core.marks import SpectralLine, LineUncertainties, ScatterMask
 from jdaviz.core.linelists import load_preset_linelist, get_available_linelists
@@ -206,6 +206,11 @@ def _broadcast_plotted_lines(self, marks=None):
         msg = SpectralMarksChangedMessage(marks, sender=self)
         self.session.hub.broadcast(msg)
 
+        if not np.any([mark.identify for mark in marks]):
+            # then clear the identified entry
+            msg = LineIdentifyMessage(name_rest='', sender=self)
+            self.session.hub.broadcast(msg)
+
     def erase_spectral_lines(self, name=None, name_rest=None, show_none=True):
         """
         Erase either all spectral lines, all spectral lines sharing the same