[WIP] [BUG] Display title in plot_compare_evokeds when axes='topo'

doc/changes/devel.rst

@@ -91,6 +91,7 @@ Bugs
 - Improve handling of ``method`` argument in the channel interpolation function to support :class:`str` and raise helpful error messages (:gh:`12113` by `Mathieu Scheltienne`_)
 - Fix combination of ``DIN`` event channels into a single synthetic trigger channel ``STI 014`` by the MFF reader of :func:`mne.io.read_raw_egi` (:gh:`12122` by `Mathieu Scheltienne`_)
 - Fix bug with :func:`mne.io.read_raw_eeglab` and :func:`mne.read_epochs_eeglab` where automatic fiducial detection would fail for certain files (:gh:`12165` by `Clemens Brunner`_)
+- Fix bug with :func:`mne.viz.plot_compare_evokeds` where the title was not displayed when ``axes='topo'`` (:gh:`12192` by `Jacob Woessner`_)
 
 API changes
 ~~~~~~~~~~~

mne/viz/evoked.py

@@ -2929,7 +2929,7 @@ def plot_compare_evokeds(
     title = _title_helper_pce(
         title, picked_types, picks=orig_picks, ch_names=ch_names, combine=combine
     )
-
+    topo_disp_title = False
     # setup axes
     if do_topo:
         show_sensors = False
@@ -2939,6 +2939,8 @@ def plot_compare_evokeds(
                 "sensors. This can be extremely slow. Consider using "
                 "mne.viz.plot_topo, which is optimized for speed."
             )
+        topo_title = title
+        topo_disp_title = True
         axes = ["topo"] * len(ch_types)
     else:
         if axes is None:
@@ -3217,5 +3219,7 @@ def click_func(
     if cmap is not None:
         _draw_colorbar_pce(ax, _colors, _cmap, colorbar_title, colorbar_ticks)
     # finish
+    if topo_disp_title:
+        ax.figure.suptitle(topo_title)
     plt_show(show)
     return [ax.figure]