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author | Gleb Mazovetskiy <glex.spb@gmail.com> | 2014-07-29 03:52:55 +0400 |
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committer | Gleb Mazovetskiy <glex.spb@gmail.com> | 2014-07-29 03:52:55 +0400 |
commit | fe69b69f9527c38e90924d2c05aa33e155aca3ce (patch) | |
tree | 4b850caed90263569e86b8b01c138e8bcb0ecebe /assets/javascripts/bootstrap.js | |
parent | f5ee26fc989b39f6ad8f623083140a070482ebb7 (diff) |
rake convert
Diffstat (limited to 'assets/javascripts/bootstrap.js')
-rw-r--r-- | assets/javascripts/bootstrap.js | 70 |
1 files changed, 49 insertions, 21 deletions
diff --git a/assets/javascripts/bootstrap.js b/assets/javascripts/bootstrap.js index f1c50206..7bafe37c 100644 --- a/assets/javascripts/bootstrap.js +++ b/assets/javascripts/bootstrap.js @@ -37,6 +37,28 @@ target: window } + Affix.prototype.getState = function (scrollHeight, height, offsetTop, offsetBottom) { + var scrollTop = this.$target.scrollTop() + var position = this.$element.offset() + var targetHeight = this.$target.height() + + if (offsetTop != null && this.affixed == 'top') return scrollTop < offsetTop ? 'top' : false + + if (this.affixed == 'bottom') { + if (offsetTop != null) return (scrollTop + this.unpin <= position.top) ? false : 'bottom' + return (scrollTop + targetHeight <= scrollHeight - offsetBottom) ? false : 'bottom' + } + + var initializing = this.affixed == null + var colliderTop = initializing ? scrollTop : position.top + var colliderHeight = initializing ? targetHeight : height + + if (offsetTop != null && colliderTop <= offsetTop) return 'top' + if (offsetBottom != null && (colliderTop + colliderHeight >= scrollHeight - offsetBottom)) return 'bottom' + + return false + } + Affix.prototype.getPinnedOffset = function () { if (this.pinnedOffset) return this.pinnedOffset this.$element.removeClass(Affix.RESET).addClass('affix') @@ -52,42 +74,40 @@ Affix.prototype.checkPosition = function () { if (!this.$element.is(':visible')) return - var scrollHeight = $(document).height() - var scrollTop = this.$target.scrollTop() - var position = this.$element.offset() + var height = this.$element.height() var offset = this.options.offset var offsetTop = offset.top var offsetBottom = offset.bottom + var scrollHeight = $('body').height() if (typeof offset != 'object') offsetBottom = offsetTop = offset if (typeof offsetTop == 'function') offsetTop = offset.top(this.$element) if (typeof offsetBottom == 'function') offsetBottom = offset.bottom(this.$element) - var affix = this.unpin != null && (scrollTop + this.unpin <= position.top) ? false : - offsetBottom != null && (position.top + this.$element.height() >= scrollHeight - offsetBottom) ? 'bottom' : - offsetTop != null && (scrollTop <= offsetTop) ? 'top' : false + var affix = this.getState(scrollHeight, height, offsetTop, offsetBottom) - if (this.affixed === affix) return - if (this.unpin != null) this.$element.css('top', '') + if (this.affixed != affix) { + if (this.unpin != null) this.$element.css('top', '') - var affixType = 'affix' + (affix ? '-' + affix : '') - var e = $.Event(affixType + '.bs.affix') + var affixType = 'affix' + (affix ? '-' + affix : '') + var e = $.Event(affixType + '.bs.affix') - this.$element.trigger(e) + this.$element.trigger(e) - if (e.isDefaultPrevented()) return + if (e.isDefaultPrevented()) return - this.affixed = affix - this.unpin = affix == 'bottom' ? this.getPinnedOffset() : null + this.affixed = affix + this.unpin = affix == 'bottom' ? this.getPinnedOffset() : null - this.$element - .removeClass(Affix.RESET) - .addClass(affixType) - .trigger(affixType.replace('affix', 'affixed') + '.bs.affix') + this.$element + .removeClass(Affix.RESET) + .addClass(affixType) + .trigger(affixType.replace('affix', 'affixed') + '.bs.affix') + } if (affix == 'bottom') { this.$element.offset({ - top: scrollHeight - this.$element.height() - offsetBottom + top: scrollHeight - height - offsetBottom }) } } @@ -787,7 +807,9 @@ if (e.isDefaultPrevented()) return - $this.trigger('focus') + $this + .trigger('focus') + .attr('aria-expanded', 'true') $parent .toggleClass('open') @@ -833,11 +855,17 @@ if (e && e.which === 3) return $(backdrop).remove() $(toggle).each(function () { - var $parent = getParent($(this)) + var $this = $(this) + var $parent = getParent($this) var relatedTarget = { relatedTarget: this } + if (!$parent.hasClass('open')) return + $parent.trigger(e = $.Event('hide.bs.dropdown', relatedTarget)) + if (e.isDefaultPrevented()) return + + $this.attr('aria-expanded', 'false') $parent.removeClass('open').trigger('hidden.bs.dropdown', relatedTarget) }) } |