def __init__(self, unique_str, content_element):
""" Construct a content container, which is needed by iScroll for nice
scrolling.
Both the outer and inner container are required and they both must have
unique ids for iScroll to work.
Required:
str unique_str the unique identifier of this content
Element content_element the element that should be scrollable
"""
super(ContentWrapper, self).__init__()
outer_container_id = "{}-{}".format(
unique_str,
self.OUTER_CONTAINER_CLASS)
inner_container_id = "{}-{}".format(
unique_str,
self.INNER_CONTAINER_CLASS)
self.set_id(outer_container_id)
self.append_class(self.OUTER_CONTAINER_CLASS)
inner_container = Div()
inner_container.set_id(inner_container_id)
inner_container.append_class(self.INNER_CONTAINER_CLASS)
inner_container.append_child(content_element)
self.append_child(inner_container)
