Backport PR matplotlib#22743: Fix configure_subplots with tool manager

Author: oscargus

lib/matplotlib/backends/_backend_gtk.py

@@ -156,8 +156,7 @@ def _get_canvas(self, fig):
         return self.canvas.__class__(fig)
 
     def trigger(self, *args):
-        _NavigationToolbar2GTK.configure_subplots(
-            self._make_classic_style_pseudo_toolbar(), None)
+        _NavigationToolbar2GTK.configure_subplots(self, None)
 
 
 class _BackendGTK(_Backend):

lib/matplotlib/backends/backend_qt.py

@@ -995,9 +995,12 @@ def set_message(self, s):
 
 
 class ConfigureSubplotsQt(backend_tools.ConfigureSubplotsBase):
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self._subplot_dialog = None
+
     def trigger(self, *args):
-        NavigationToolbar2QT.configure_subplots(
-            self._make_classic_style_pseudo_toolbar())
+        NavigationToolbar2QT.configure_subplots(self)
 
 
 class SaveFigureQt(backend_tools.SaveFigureBase):

lib/matplotlib/backends/backend_wx.py

@@ -1294,8 +1294,7 @@ def set_message(self, s):
 
 class ConfigureSubplotsWx(backend_tools.ConfigureSubplotsBase):
     def trigger(self, *args):
-        NavigationToolbar2Wx.configure_subplots(
-            self._make_classic_style_pseudo_toolbar())
+        NavigationToolbar2Wx.configure_subplots(self)
 
 
 class SaveFigureWx(backend_tools.SaveFigureBase):