Common cross-platform key identities used by retained focus and editing behavior.
Backspace key.
Delete key.
Down-arrow key.
End key.
Enter or Return key.
Escape key.
Home key.
Insert key.
Left-arrow key.
Page-down key.
Page-up key.
Right-arrow key.
Space key.
Tab key.
Unidentified key.
Up-arrow key.