A key, either as a ControlBarShortcutKey, or as a string of +-separated modifiers followed by the key, e.g. 'Shift+M' or 'Mod+ArrowLeft'. See parseShortcutKey.
+
'Shift+M'
'Mod+ArrowLeft'
A key, either as a ControlBarShortcutKey, or as a string of
+-separated modifiers followed by the key, e.g.'Shift+M'or'Mod+ArrowLeft'. See parseShortcutKey.