A Button represents a clickable button in the user interface. A Button may accept and lose focus. The onInput Event can never be triggered for a Button. The fieldValue of the Button is used as the caption for the rendered button, and may be changed at runtime.
[Button.html]SECRET_KEY
will
contain an InputTextField
named 'login key'. [login-handler]
true
if the current element has been generated.false
,
this VisibleThing
will not initially be rendered to the user, until it has been
shown.false
if the current fieldValue
is both set and not empty.true
if the current
fieldValue is both set and
not empty.