NBash

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/*
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 @licstart  The following is the entire license notice for the JavaScript code in this file.
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 The MIT License (MIT)
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 Copyright (C) 1997-2020 by Dimitri van Heesch
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 Permission is hereby granted, free of charge, to any person obtaining a copy of this software
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 and associated documentation files (the "Software"), to deal in the Software without restriction,
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 including without limitation the rights to use, copy, modify, merge, publish, distribute,
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 sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
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 furnished to do so, subject to the following conditions:
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 The above copyright notice and this permission notice shall be included in all copies or
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 substantial portions of the Software.
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 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
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 BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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 DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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 @licend  The above is the entire license notice for the JavaScript code in this file
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 */
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let dynsection = {
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  // helper function
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  updateStripes : function() {
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    $('table.directory tr').
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      removeClass('even').filter(':visible:even').addClass('even');
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    $('table.directory tr').
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      removeClass('odd').filter(':visible:odd').addClass('odd');
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  },
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  toggleVisibility : function(linkObj) {
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    const base = $(linkObj).attr('id');
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    const summary = $('#'+base+'-summary');
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    const content = $('#'+base+'-content');
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    const trigger = $('#'+base+'-trigger');
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    const src=$(trigger).attr('src');
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    if (content.is(':visible')===true) {
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      content.hide();
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      summary.show();
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      $(linkObj).addClass('closed').removeClass('opened');
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      $(trigger).attr('src',src.substring(0,src.length-8)+'closed.png');
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    } else {
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      content.show();
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      summary.hide();
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      $(linkObj).removeClass('closed').addClass('opened');
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      $(trigger).attr('src',src.substring(0,src.length-10)+'open.png');
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    }
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    return false;
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  },
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  toggleLevel : function(level) {
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    $('table.directory tr').each(function() {
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      const l = this.id.split('_').length-1;
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      const i = $('#img'+this.id.substring(3));
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      const a = $('#arr'+this.id.substring(3));
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      if (l<level+1) {
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        i.removeClass('iconfopen iconfclosed').addClass('iconfopen');
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        a.html('&#9660;');
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        $(this).show();
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      } else if (l==level+1) {
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        i.removeClass('iconfclosed iconfopen').addClass('iconfclosed');
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        a.html('&#9658;');
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        $(this).show();
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      } else {
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        $(this).hide();
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      }
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    });
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    this.updateStripes();
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  },
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  toggleFolder : function(id) {
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    // the clicked row
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    const currentRow = $('#row_'+id);
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    // all rows after the clicked row
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    const rows = currentRow.nextAll("tr");
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    const re = new RegExp('^row_'+id+'\\d+_$', "i"); //only one sub
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    // only match elements AFTER this one (can't hide elements before)
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    const childRows = rows.filter(function() { return this.id.match(re); });
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    // first row is visible we are HIDING
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    if (childRows.filter(':first').is(':visible')===true) {
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      // replace down arrow by right arrow for current row
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      const currentRowSpans = currentRow.find("span");
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      currentRowSpans.filter(".iconfopen").removeClass("iconfopen").addClass("iconfclosed");
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      currentRowSpans.filter(".arrow").html('&#9658;');
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      rows.filter("[id^=row_"+id+"]").hide(); // hide all children
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    } else { // we are SHOWING
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      // replace right arrow by down arrow for current row
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      const currentRowSpans = currentRow.find("span");
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      currentRowSpans.filter(".iconfclosed").removeClass("iconfclosed").addClass("iconfopen");
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      currentRowSpans.filter(".arrow").html('&#9660;');
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      // replace down arrows by right arrows for child rows
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      const childRowsSpans = childRows.find("span");
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      childRowsSpans.filter(".iconfopen").removeClass("iconfopen").addClass("iconfclosed");
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      childRowsSpans.filter(".arrow").html('&#9658;');
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      childRows.show(); //show all children
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    }
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    this.updateStripes();
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  },
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  toggleInherit : function(id) {
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    const rows = $('tr.inherit.'+id);
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    const img = $('tr.inherit_header.'+id+' img');
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    const src = $(img).attr('src');
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    if (rows.filter(':first').is(':visible')===true) {
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      rows.css('display','none');
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      $(img).attr('src',src.substring(0,src.length-8)+'closed.png');
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    } else {
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      rows.css('display','table-row'); // using show() causes jump in firefox
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      $(img).attr('src',src.substring(0,src.length-10)+'open.png');
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    }
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  },
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};
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let codefold = {
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  opened : true,
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  // in case HTML_COLORSTYLE is LIGHT or DARK the vars will be replaced, so we write them out explicitly and use double quotes
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  plusImg:  [ "url('plus.svg')",  "url('../../plus.svg')" ],
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  minusImg: [ "url('minus.svg')", "url('../../minus.svg')" ],
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  // toggle all folding blocks
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  toggle_all : function(relPath) {
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    if (this.opened) {
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      $('#fold_all').css('background-image',this.plusImg[relPath]);
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      $('div[id^=foldopen]').hide();
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      $('div[id^=foldclosed]').show();
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    } else {
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      $('#fold_all').css('background-image',this.minusImg[relPath]);
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      $('div[id^=foldopen]').show();
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      $('div[id^=foldclosed]').hide();
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    }
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    this.opened=!this.opened;
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  },
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  // toggle single folding block
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  toggle : function(id) {
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    $('#foldopen'+id).toggle();
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    $('#foldclosed'+id).toggle();
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  },
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  init : function(relPath) {
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    $('span[class=lineno]').css({
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      'padding-right':'4px',
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      'margin-right':'2px',
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      'display':'inline-block',
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      'width':'54px',
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      'background':'linear-gradient(#808080,#808080) no-repeat 46px/2px 100%'
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    });
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    // add global toggle to first line
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    $('span[class=lineno]:first').append('<span class="fold" id="fold_all" '+
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      'onclick="javascript:codefold.toggle_all('+relPath+');" '+
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      'style="background-image:'+this.minusImg[relPath]+';"></span>');
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    // add vertical lines to other rows
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    $('span[class=lineno]').not(':eq(0)').append('<span class="fold"></span>');
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    // add toggle controls to lines with fold divs
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    $('div[class=foldopen]').each(function() {
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      // extract specific id to use
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      const id    = $(this).attr('id').replace('foldopen','');
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      // extract start and end foldable fragment attributes
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      const start = $(this).attr('data-start');
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      const end   = $(this).attr('data-end');
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      // replace normal fold span with controls for the first line of a foldable fragment
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      $(this).find('span[class=fold]:first').replaceWith('<span class="fold" '+
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                   'onclick="javascript:codefold.toggle(\''+id+'\');" '+
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                   'style="background-image:'+codefold.minusImg[relPath]+';"></span>');
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      // append div for folded (closed) representation
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      $(this).after('<div id="foldclosed'+id+'" class="foldclosed" style="display:none;"></div>');
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      // extract the first line from the "open" section to represent closed content
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      const line = $(this).children().first().clone();
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      // remove any glow that might still be active on the original line
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      $(line).removeClass('glow');
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      if (start) {
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        // if line already ends with a start marker (e.g. trailing {), remove it
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        $(line).html($(line).html().replace(new RegExp('\\s*'+start+'\\s*$','g'),''));
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      }
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      // replace minus with plus symbol
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      $(line).find('span[class=fold]').css('background-image',codefold.plusImg[relPath]);
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      // append ellipsis
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      $(line).append(' '+start+'<a href="javascript:codefold.toggle(\''+id+'\')">&#8230;</a>'+end);
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      // insert constructed line into closed div
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      $('#foldclosed'+id).html(line);
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    });
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  },
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};
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/* @license-end */
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