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Option for setting the scroll container #224

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Option for setting the scroll container #224

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6 changes: 4 additions & 2 deletions sticky-kit.coffee
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@ $.fn.stick_in_parent = (opts={}) ->
offset_top
spacer: manual_spacer
bottoming: enable_bottoming
container: container
} = opts

win_height = win.height()
Expand All @@ -27,6 +28,7 @@ $.fn.stick_in_parent = (opts={}) ->
sticky_class ?= "is_stuck"

enable_bottoming = true unless enable_bottoming?
win = container if manual_spacer?

# we need this because jquery's version (along with css()) rounds everything
outer_width = (el) ->
Expand Down Expand Up @@ -72,7 +74,7 @@ $.fn.stick_in_parent = (opts={}) ->
padding_top = parseInt parent.css("padding-top"), 10
padding_bottom = parseInt parent.css("padding-bottom"), 10

parent_top = parent.offset().top + border_top + padding_top
parent_top = parent.offset().top + border_top + padding_top + win.scrollTop()
parent_height = parent.height()

if fixed
Expand All @@ -92,7 +94,7 @@ $.fn.stick_in_parent = (opts={}) ->

restore = true

top = elm.offset().top - (parseInt(elm.css("margin-top"), 10) or 0) - offset_top
top = elm.offset().top - (parseInt(elm.css("margin-top"), 10) or 0) - offset_top + win.scrollTop()

height = elm.outerHeight true

Expand Down