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Reduce unwanted scrolling from captcha.

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This commit is contained in:
ccd0 2015-04-26 18:00:12 -07:00
parent ff9be49d77
commit a1921ddc4e
1 changed files with 12 additions and 7 deletions
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19
src/Posting/QR.coffee
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@ -131,19 +131,24 @@ QR =
focus: ->
$.queueTask ->
unless $$('.goog-bubble-content > iframe').some((el) -> el.getBoundingClientRect().top >= 0)
focus = d.activeElement and QR.nodes.el.contains(d.activeElement)
$[if focus then 'addClass' else 'rmClass'] QR.nodes.el, 'focus'
if chrome?
# XXX Stop anomalous scrolling on space/tab in/into captcha iframe.
if d.activeElement and QR.nodes.el.contains(d.activeElement) and d.activeElement.nodeName is 'IFRAME'
unless QR.inBubble()
QR.hasFocus = d.activeElement and QR.nodes.el.contains(d.activeElement)
QR.nodes.el.classList.toggle 'focus', QR.hasFocus
# XXX Stop unwanted scrolling due to captcha.
if QR.inCaptcha()
QR.scrollY = window.scrollY
$.on d, 'scroll', QR.scrollLock
else
$.off d, 'scroll', QR.scrollLock
inBubble: ->
$$('.goog-bubble-content > iframe').some((el) -> el.getBoundingClientRect().bottom > 0)
inCaptcha: ->
(d.activeElement?.nodeName is 'IFRAME' and QR.nodes.el.contains(d.activeElement)) or (QR.hasFocus and QR.inBubble())
scrollLock: ->
if d.activeElement and QR.nodes.el.contains(d.activeElement) and d.activeElement.nodeName is 'IFRAME'
if QR.inCaptcha()
window.scroll window.scrollX, QR.scrollY
else
$.off d, 'scroll', QR.scrollLock