Fix linting error and move spell check update slot to the correct location

Co-authored-by: Veronica Berglyd Olsen <1619840+vkbo@users.noreply.github.com>

novelwriter/gui/mainmenu.py

@@ -91,6 +91,18 @@ class GuiMainMenu(QMenuBar):
         """Forward spell check check state to its action."""
         self.aSpellCheck.setChecked(state)
 
+    @pyqtSlot()
+    def updateSpellCheckLanguages(self) -> None:
+        """Update the list of available spell check languages."""
+        self.mSelectLanguage.clear()
+        languages = SHARED.spelling.listDictionaries()
+        languages.insert(0, ("None", self.tr("Default")))
+        for tag, language in languages:
+            aSpell = QAction(self.mSelectLanguage)
+            aSpell.setText(language)
+            aSpell.triggered.connect(qtLambda(self._changeSpelling, tag))
+            self.mSelectLanguage.addAction(aSpell)
+
     ##
     #  Private Slots
     ##
@@ -944,13 +956,7 @@ class GuiMainMenu(QMenuBar):
         self.mainGui.addAction(self.aSpellCheck)
 
         self.mSelectLanguage = qtAddMenu(self.toolsMenu, self.tr("Spell Check Language"))
-        languages = SHARED.spelling.listDictionaries()
-        languages.insert(0, ("None", self.tr("Default")))
-        for tag, language in languages:
-            aSpell = QAction(self.mSelectLanguage)
-            aSpell.setText(language)
-            aSpell.triggered.connect(qtLambda(self._changeSpelling, tag))
-            self.mSelectLanguage.addAction(aSpell)
+        self.updateSpellCheckLanguages()
 
         # Tools > Re-Run Spell Check
         self.aReRunSpell = qtAddAction(self.toolsMenu, self.tr("Re-Run Spell Check"))

novelwriter/guimain.py

@@ -824,12 +824,17 @@ class GuiMain(QMainWindow):
 
     @pyqtSlot()
     def showDictionariesDialog(self) -> None:
-        """Show the download dictionaries dialog."""
+        """Show the download dictionaries dialog and update language
+        list when closed.
+        """
         dialog = GuiDictionaries(self)
         dialog.activateDialog()
         if not dialog.initDialog():
             dialog.close()
             SHARED.error(self.tr("Could not initialise the dialog."))
+            return
+
+        dialog.finished.connect(self.mainMenu.updateSpellCheckLanguages)
 
     ##
     #  Main Window Actions