"auto": the virtual keyboard is triggered when a
mathfield is focused on a touch capable device.
"manual": the virtual keyboard is not triggered automatically
"sandboxed": the virtual keyboard is displayed in the current browsing
context (iframe) if it has a defined container or is the top-level browsing
context.
"auto": the virtual keyboard is triggered when a mathfield is focused on a touch capable device."manual": the virtual keyboard is not triggered automatically"sandboxed": the virtual keyboard is displayed in the current browsing context (iframe) if it has a defined container or is the top-level browsing context.