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| | | |
| }); | | }); |
| + | |
| + | // From gbf.wiki |
| + | // Add a dynamic fixed header to tables with: |
| + | // 1) table with "header-fixed" class |
| + | // 2) a table row with "header-row" class |
| + | ;(function (mw, $) { |
| + | 'use strict'; |
| + | |
| + | mw.loader.using('jquery.tablesorter', function() { |
| + | |
| + | var ts = $.fn.tablesorter; |
| + | $.fn.tablesorter = function() { |
| + | ts.apply(this, arguments); |
| + | initializeStickyHeader(); |
| + | } |
| + | |
| + | function initializeStickyHeader() { |
| + | var tables = []; |
| + | var $tables = $('.header-fixed'); |
| + | |
| + | if ($tables.length == 0) return; |
| + | |
| + | $tables.each(function() { |
| + | // If this table is under tabber AND is hidden, |
| + | // temporarily make element visible so we can pull its width data later |
| + | var tabberTabParent = $(this).parent(".tabbertab")[0]; |
| + | var originalStyleDisplay; |
| + | if (tabberTabParent) { |
| + | originalStyleDisplay = tabberTabParent.style.display; |
| + | tabberTabParent.style.visibility = "hidden"; |
| + | tabberTabParent.style.display = "block"; |
| + | } |
| + | |
| + | // Build fixed-header-table content |
| + | var $headerRow = $(this).find('.header-row'); |
| + | var $newHeaderContent = $('<tbody>'); |
| + | $newHeaderContent.append($headerRow.clone()); |
| + | |
| + | // Add fixed-header-table colgroup to fix width |
| + | var $columnsOld = $headerRow.find('td:not([colspan]),th:not([colspan])'); |
| + | var $newHeaderColgroup = $('<colgroup>'); |
| + | |
| + | for (var i = 0; i < $columnsOld.length; i++) { |
| + | var width = $columnsOld[i].getBoundingClientRect().width; |
| + | $newHeaderColgroup.append( |
| + | $('<col>').css('width', width) |
| + | ); |
| + | } |
| + | |
| + | $(this).before( |
| + | $('<table>') |
| + | .addClass('header-fixed-helper') |
| + | .addClass('wikitable') |
| + | .css('position', 'sticky') |
| + | .css('top', '0') |
| + | .css('z-index', '9') |
| + | .css('display', 'none') |
| + | .css('background-color', '#fff') |
| + | .css('margin-top', '0') |
| + | .css('margin-bottom', '0') |
| + | .css('table-layout', 'fixed') |
| + | .append($newHeaderColgroup) |
| + | .append($newHeaderContent) |
| + | ); |
| + | tables.push({ |
| + | table: this, |
| + | helper: this.previousSibling |
| + | }); |
| + | $(this.previousSibling).css('width', $(this).width() + 1); |
| + | |
| + | // Restore original tab display status |
| + | // if this table was under tabber and hidden |
| + | if (tabberTabParent) { |
| + | tabberTabParent.style.visibility = ""; |
| + | tabberTabParent.style.display = originalStyleDisplay; |
| + | } |
| + | }); |
| + | |
| + | $(window).on('scroll', function() { |
| + | var scrollOffset = $(this).scrollTop(); |
| + | for (var i = 0; i < tables.length; i++) { |
| + | var tableOffset = $(tables[i].table).offset().top; |
| + | var tableHeight = $(tables[i].table).height(); |
| + | var helperHeight = $(tables[i].helper).height(); |
| + | if ((scrollOffset > tableOffset) && (scrollOffset < (tableOffset + tableHeight - helperHeight))) { |
| + | if ($(tables[i].helper).is(':hidden')) |
| + | $(tables[i].helper).show(); |
| + | } else { |
| + | $(tables[i].helper).hide(); |
| + | } |
| + | } |
| + | }); |
| + | } |
| + | }); |
| + | })(mediaWiki, jQuery); |