Hotkey-slot trigger key. The slot is engaged while this key is held — hence "hotkey": active as long as the key is hot. null (or omitted) means the tool is not eligible for the hotkey slot.
null
Hotkey-slot trigger key. The slot is engaged while this key is held — hence "hotkey": active as long as the key is hot.
null(or omitted) means the tool is not eligible for the hotkey slot.