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400 lines
15 KiB
400 lines
15 KiB
/*jslint unparam: true, browser: true, indent: 2 */ |
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; |
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(function($, window, document) { |
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'use strict'; |
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Foundation.libs.section = { |
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name : 'section', |
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version : '4.3.1', |
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settings: { |
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deep_linking: false, |
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small_breakpoint: 768, |
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one_up: true, |
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section_selector: '[data-section]', |
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region_selector: 'section, .section, [data-section-region]', |
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title_selector: '.title, [data-section-title]', |
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//marker: container is resized |
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resized_data_attr: 'data-section-resized', |
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//marker: container should apply accordion style |
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small_style_data_attr: 'data-section-small-style', |
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content_selector: '.content, [data-section-content]', |
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nav_selector: '[data-section="vertical-nav"], [data-section="horizontal-nav"]', |
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active_class: 'active', |
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callback: function() {} |
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}, |
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init: function(scope, method, options) { |
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var self = this; |
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Foundation.inherit(this, 'throttle data_options position_right offset_right'); |
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if (typeof method === 'object') { |
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$.extend(true, self.settings, method); |
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} |
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if (typeof method !== 'string') { |
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this.events(); |
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return true; |
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} else { |
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return this[method].call(this, options); |
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} |
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}, |
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events: function() { |
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var self = this; |
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//combine titles selector from settings for click event binding |
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var click_title_selectors = [], |
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section_selector = self.settings.section_selector, |
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region_selectors = self.settings.region_selector.split(","), |
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title_selectors = self.settings.title_selector.split(","); |
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for (var i = 0, len = region_selectors.length; i < len; i++) { |
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var region_selector = region_selectors[i]; |
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for (var j = 0, len1 = title_selectors.length; j < len1; j++) { |
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var title_selector = section_selector + ">" + region_selector + ">" + title_selectors[j]; |
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click_title_selectors.push(title_selector + " a"); //or we can not do preventDefault for click event of <a> |
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click_title_selectors.push(title_selector); |
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} |
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} |
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$(self.scope) |
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.on('click.fndtn.section', click_title_selectors.join(","), function(e) { |
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var title = $(this).closest(self.settings.title_selector); |
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self.close_navs(title); |
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if (title.siblings(self.settings.content_selector).length > 0) { |
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self.toggle_active.call(title[0], e); |
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} |
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}); |
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$(window) |
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.on('resize.fndtn.section', self.throttle(function() { self.resize(); }, 30)) |
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.on('hashchange.fndtn.section', self.set_active_from_hash); |
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$(document).on('click.fndtn.section', function (e) { |
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if (e.isPropagationStopped && e.isPropagationStopped()) return; |
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if (e.target === document) return; |
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self.close_navs($(e.target).closest(self.settings.title_selector)); |
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}); |
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$(window).triggerHandler('resize.fndtn.section'); |
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$(window).triggerHandler('hashchange.fndtn.section'); |
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}, |
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//close nav !one_up on click elsewhere |
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close_navs: function(except_nav_with_title) { |
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var self = Foundation.libs.section, |
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navsToClose = $(self.settings.nav_selector) |
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.filter(function() { return !$.extend({}, |
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self.settings, self.data_options($(this))).one_up; }); |
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if (except_nav_with_title.length > 0) { |
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var section = except_nav_with_title.parent().parent(); |
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if (self.is_horizontal_nav(section) || self.is_vertical_nav(section)) { |
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//exclude current nav from list |
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navsToClose = navsToClose.filter(function() { return this !== section[0]; }); |
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} |
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} |
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//close navs on click on title |
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navsToClose.children(self.settings.region_selector).removeClass(self.settings.active_class); |
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}, |
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toggle_active: function(e) { |
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var $this = $(this), |
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self = Foundation.libs.section, |
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region = $this.parent(), |
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content = $this.siblings(self.settings.content_selector), |
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section = region.parent(), |
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settings = $.extend({}, self.settings, self.data_options(section)), |
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prev_active_region = section.children(self.settings.region_selector).filter("." + self.settings.active_class); |
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//for anchors inside [data-section-title] |
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if (!settings.deep_linking && content.length > 0) { |
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e.preventDefault(); |
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} |
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e.stopPropagation(); //do not catch same click again on parent |
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if (!region.hasClass(self.settings.active_class)) { |
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prev_active_region.removeClass(self.settings.active_class); |
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region.addClass(self.settings.active_class); |
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//force resize for better performance (do not wait timer) |
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self.resize(region.find(self.settings.section_selector).not("[" + self.settings.resized_data_attr + "]"), true); |
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} else if (!settings.one_up && (self.small(section) || self.is_vertical_nav(section) || self.is_horizontal_nav(section) || self.is_accordion(section))) { |
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region.removeClass(self.settings.active_class); |
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} |
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settings.callback(section); |
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}, |
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check_resize_timer: null, |
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//main function that sets title and content positions; runs for :not(.resized) and :visible once when window width is medium up |
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//sections: |
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// selected sections to resize, are defined on resize forced by visibility changes |
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//ensure_has_active_region: |
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// is true when we force resize for no resized sections that were hidden and became visible, |
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// these sections can have no selected region, because all regions were hidden along with section on executing set_active_from_hash |
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resize: function(sections, ensure_has_active_region) { |
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var self = Foundation.libs.section, |
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is_small_window = self.small($(document)), |
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//filter for section resize |
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should_be_resized = function (section, now_is_hidden) { |
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return !self.is_accordion(section) && |
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!section.is("[" + self.settings.resized_data_attr + "]") && |
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(!is_small_window || self.is_horizontal_tabs(section)) && |
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now_is_hidden === (section.css('display') === 'none' || |
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!section.parent().is(':visible')); |
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}; |
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sections = sections || $(self.settings.section_selector); |
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clearTimeout(self.check_resize_timer); |
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if (!is_small_window) { |
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sections.removeAttr(self.settings.small_style_data_attr); |
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} |
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//resize |
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sections.filter(function() { return should_be_resized($(this), false); }) |
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.each(function() { |
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var section = $(this), |
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regions = section.children(self.settings.region_selector), |
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titles = regions.children(self.settings.title_selector), |
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content = regions.children(self.settings.content_selector), |
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titles_max_height = 0; |
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if (ensure_has_active_region && |
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section.children(self.settings.region_selector).filter("." + self.settings.active_class).length == 0) { |
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var settings = $.extend({}, self.settings, self.data_options(section)); |
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if (!settings.deep_linking && (settings.one_up || !self.is_horizontal_nav(section) && |
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!self.is_vertical_nav(section) && !self.is_accordion(section))) { |
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regions.filter(":visible").first().addClass(self.settings.active_class); |
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} |
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} |
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if (self.is_horizontal_tabs(section) || self.is_auto(section)) { |
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// region: position relative |
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// title: position absolute |
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// content: position static |
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var titles_sum_width = 0; |
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titles.each(function() { |
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var title = $(this); |
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if (title.is(":visible")) { |
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title.css(!self.rtl ? 'left' : 'right', titles_sum_width); |
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var title_h_border_width = parseInt(title.css("border-" + (self.rtl ? 'left' : 'right') + "-width"), 10); |
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if (title_h_border_width.toString() === 'Nan') { |
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title_h_border_width = 0; |
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} |
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titles_sum_width += self.outerWidth(title) - title_h_border_width; |
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titles_max_height = Math.max(titles_max_height, self.outerHeight(title)); |
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} |
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}); |
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titles.css('height', titles_max_height); |
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regions.each(function() { |
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var region = $(this), |
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region_content = region.children(self.settings.content_selector), |
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content_top_border_width = parseInt(region_content.css("border-top-width"), 10); |
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if (content_top_border_width.toString() === 'Nan') { |
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content_top_border_width = 0; |
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} |
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region.css('padding-top', titles_max_height - content_top_border_width); |
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}); |
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section.css("min-height", titles_max_height); |
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} else if (self.is_horizontal_nav(section)) { |
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var first = true; |
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// region: positon relative, float left |
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// title: position static |
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// content: position absolute |
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titles.each(function() { |
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titles_max_height = Math.max(titles_max_height, self.outerHeight($(this))); |
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}); |
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regions.each(function() { |
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var region = $(this); |
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region.css("margin-left", "-" + (first ? section : region.children(self.settings.title_selector)).css("border-left-width")); |
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first = false; |
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}); |
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regions.css("margin-top", "-" + section.css("border-top-width")); |
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titles.css('height', titles_max_height); |
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content.css('top', titles_max_height); |
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section.css("min-height", titles_max_height); |
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} else if (self.is_vertical_tabs(section)) { |
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var titles_sum_height = 0; |
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// region: position relative, for .active: fixed padding==title.width |
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// title: fixed width, position absolute |
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// content: position static |
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titles.each(function() { |
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var title = $(this); |
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if (title.is(":visible")) { |
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title.css('top', titles_sum_height); |
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var title_top_border_width = parseInt(title.css("border-top-width"), 10); |
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if (title_top_border_width.toString() === 'Nan') { |
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title_top_border_width = 0; |
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} |
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titles_sum_height += self.outerHeight(title) - title_top_border_width; |
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} |
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}); |
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content.css('min-height', titles_sum_height + 1); |
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} else if (self.is_vertical_nav(section)) { |
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var titles_max_width = 0, |
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first1 = true; |
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// region: positon relative |
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// title: position static |
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// content: position absolute |
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titles.each(function() { |
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titles_max_width = Math.max(titles_max_width, self.outerWidth($(this))); |
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}); |
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regions.each(function () { |
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var region = $(this); |
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region.css("margin-top", "-" + (first1 ? section : region.children(self.settings.title_selector)).css("border-top-width")); |
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first1 = false; |
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}); |
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titles.css('width', titles_max_width); |
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content.css(!self.rtl ? 'left' : 'right', titles_max_width); |
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section.css('width', titles_max_width); |
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} |
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section.attr(self.settings.resized_data_attr, true); |
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}); |
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//wait elements to become visible then resize |
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if ($(self.settings.section_selector).filter(function() { return should_be_resized($(this), true); }).length > 0) |
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self.check_resize_timer = setTimeout(function() { |
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self.resize(sections.filter(function() { return should_be_resized($(this), false); }), true); |
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}, 700); |
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if (is_small_window) { |
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sections.attr(self.settings.small_style_data_attr, true); |
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} |
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}, |
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is_vertical_nav: function(el) { |
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return /vertical-nav/i.test(el.data('section')); |
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}, |
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is_horizontal_nav: function(el) { |
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return /horizontal-nav/i.test(el.data('section')); |
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}, |
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is_accordion: function(el) { |
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return /accordion/i.test(el.data('section')); |
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}, |
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is_horizontal_tabs: function(el) { |
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return /^tabs$/i.test(el.data('section')); |
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}, |
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is_vertical_tabs: function(el) { |
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return /vertical-tabs/i.test(el.data('section')); |
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}, |
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is_auto: function (el) { |
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var data_section = el.data('section'); |
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return data_section === '' || /auto/i.test(data_section); |
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}, |
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set_active_from_hash: function() { |
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var self = Foundation.libs.section, |
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hash = window.location.hash.substring(1), |
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sections = $(self.settings.section_selector); |
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sections.each(function() { |
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var section = $(this), |
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settings = $.extend({}, self.settings, self.data_options(section)), |
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regions = section.children(self.settings.region_selector), |
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set_active_from_hash = settings.deep_linking && hash.length > 0, |
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selected = false; |
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regions.each(function() { |
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var region = $(this); |
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if (selected) { |
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region.removeClass(self.settings.active_class); |
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} else if (set_active_from_hash) { |
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var data_slug = region.children(self.settings.content_selector).data('slug'); |
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if (data_slug && new RegExp(data_slug, 'i').test(hash)) { |
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if (!region.hasClass(self.settings.active_class)) |
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region.addClass(self.settings.active_class); |
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selected = true; |
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} else { |
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region.removeClass(self.settings.active_class); |
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} |
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} else if (region.hasClass(self.settings.active_class)) { |
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selected = true; |
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} |
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}); |
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if (!selected && !settings.deep_linking && (settings.one_up || !self.is_horizontal_nav(section) && |
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!self.is_vertical_nav(section) && !self.is_accordion(section))) |
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regions.filter(":visible").first().addClass(self.settings.active_class); |
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}); |
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}, |
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reflow: function() { |
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var self = Foundation.libs.section; |
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$(self.settings.section_selector).removeAttr(self.settings.resized_data_attr); |
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self.throttle(function() { self.resize(); }, 30)(); |
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}, |
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small: function(el) { |
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var settings = $.extend({}, this.settings, this.data_options(el)); |
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if (this.is_horizontal_tabs(el)) { |
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return false; |
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} |
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if (el && this.is_accordion(el)) { |
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return true; |
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} |
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if ($('html').hasClass('lt-ie9')) { |
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return true; |
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} |
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if ($('html').hasClass('ie8compat')) { |
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return true; |
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} |
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return $(this.scope).width() < settings.small_breakpoint; |
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}, |
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off: function() { |
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$(this.scope).off('.fndtn.section'); |
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$(window).off('.fndtn.section'); |
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$(document).off('.fndtn.section'); |
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} |
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}; |
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//resize selected sections |
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$.fn.reflow_section = function(ensure_has_active_region) { |
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var section = this, |
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self = Foundation.libs.section; |
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section.removeAttr(self.settings.resized_data_attr); |
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self.throttle(function() { self.resize(section, ensure_has_active_region); }, 30)(); |
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return this; |
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}; |
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}(Foundation.zj, window, document));
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