def _widget_abbrev_single_value(o):
"""Make widgets from single values, which can be used as parameter defaults."""
if isinstance(o, string_types):
return TextWidget(value=unicode_type(o))
elif isinstance(o, dict):
return DropdownWidget(values=o)
elif isinstance(o, bool):
return CheckboxWidget(value=o)
elif isinstance(o, float):
min, max, value = _get_min_max_value(None, None, o)
return FloatSliderWidget(value=o, min=min, max=max)
elif isinstance(o, int):
min, max, value = _get_min_max_value(None, None, o)
return IntSliderWidget(value=o, min=min, max=max)
else:
return None
