68 lines
2.2 KiB
JavaScript
68 lines
2.2 KiB
JavaScript
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function visibleInParent(element) {
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var position = $(element).position().top
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return position > -50 && position < ($(element).offsetParent().height() - 50)
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}
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function hasFragment(link, fragment) {
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return $(link).attr("href").indexOf("#" + fragment) != -1
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}
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function findLinkByFragment(elements, fragment) {
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return $(elements).filter(function(i, e) { return hasFragment(e, fragment)}).first()
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}
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function setCurrentVarLink() {
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$('#vars li').removeClass('current')
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$('.public').
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filter(function(index) { return visibleInParent(this) }).
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each(function(index, element) {
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findLinkByFragment("#vars a", element.id).
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parent().
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addClass('current')
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})
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}
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var hasStorage = (function() { try { return localStorage.getItem } catch(e) {} }())
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function scrollPositionId(element) {
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var directory = window.location.href.replace(/[^\/]+\.html$/, '')
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return 'scroll::' + $(element).attr('id') + '::' + directory
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}
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function storeScrollPosition(element) {
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if (!hasStorage) return;
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localStorage.setItem(scrollPositionId(element) + "::x", $(element).scrollLeft())
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localStorage.setItem(scrollPositionId(element) + "::y", $(element).scrollTop())
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}
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function recallScrollPosition(element) {
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if (!hasStorage) return;
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$(element).scrollLeft(localStorage.getItem(scrollPositionId(element) + "::x"))
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$(element).scrollTop(localStorage.getItem(scrollPositionId(element) + "::y"))
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}
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function persistScrollPosition(element) {
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recallScrollPosition(element)
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$(element).scroll(function() { storeScrollPosition(element) })
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}
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function sidebarContentWidth(element) {
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var widths = $(element).find('span').map(function() { return $(this).width() })
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return Math.max.apply(Math, widths)
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}
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function resizeNamespaces() {
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var width = sidebarContentWidth('#namespaces') + 40
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$('#namespaces').css('width', width)
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$('#vars, .namespace-index').css('left', width + 1)
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$('.namespace-docs').css('left', $('#vars').width() + width + 2)
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}
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$(window).ready(resizeNamespaces)
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$(window).ready(setCurrentVarLink)
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$(window).ready(function() { persistScrollPosition('#namespaces')})
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$(window).ready(function() {
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$('#content').scroll(setCurrentVarLink)
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$(window).resize(setCurrentVarLink)
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})
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