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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function initResizable(treeview) {
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  let sidenav,navtree,content,header,footer,barWidth=6;
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  const RESIZE_COOKIE_NAME = '85fe94dddf165f44ed4872b508947595_'+'width';
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  function resizeWidth() {
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    const sidenavWidth = $(sidenav).outerWidth();
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    content.css({marginLeft:parseInt(sidenavWidth)+"px"});
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    if (typeof page_layout!=='undefined' && page_layout==1) {
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      footer.css({marginLeft:parseInt(sidenavWidth)+"px"});
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    }
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    Cookie.writeSetting(RESIZE_COOKIE_NAME,sidenavWidth-barWidth);
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  }
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  function restoreWidth(navWidth) {
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    content.css({marginLeft:parseInt(navWidth)+barWidth+"px"});
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    if (typeof page_layout!=='undefined' && page_layout==1) {
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      footer.css({marginLeft:parseInt(navWidth)+barWidth+"px"});
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    }
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    sidenav.css({width:navWidth + "px"});
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  }
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  function resizeHeight(treeview) {
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    const headerHeight = header.outerHeight();
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    const windowHeight = $(window).height();
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    let contentHeight;
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    if (treeview)
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    {
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      const footerHeight = footer.outerHeight();
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      let navtreeHeight,sideNavHeight;
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      if (typeof page_layout==='undefined' || page_layout==0) { /* DISABLE_INDEX=NO */
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        contentHeight = windowHeight - headerHeight - footerHeight;
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        navtreeHeight = contentHeight;
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        sideNavHeight = contentHeight;
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      } else if (page_layout==1) { /* DISABLE_INDEX=YES */
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        contentHeight = windowHeight - footerHeight;
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        navtreeHeight = windowHeight - headerHeight;
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        sideNavHeight = windowHeight;
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      }
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      navtree.css({height:navtreeHeight + "px"});
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      sidenav.css({height:sideNavHeight + "px"});
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    }
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    else
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    {
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      contentHeight = windowHeight - headerHeight;
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    }
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    content.css({height:contentHeight + "px"});
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    if (location.hash.slice(1)) {
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      (document.getElementById(location.hash.slice(1))||document.body).scrollIntoView();
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    }
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  }
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  function collapseExpand() {
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    let newWidth;
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    if (sidenav.width()>0) {
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      newWidth=0;
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    } else {
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      const width = Cookie.readSetting(RESIZE_COOKIE_NAME,250);
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      newWidth = (width>250 && width<$(window).width()) ? width : 250;
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    }
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    restoreWidth(newWidth);
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    const sidenavWidth = $(sidenav).outerWidth();
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    Cookie.writeSetting(RESIZE_COOKIE_NAME,sidenavWidth-barWidth);
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  }
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  header  = $("#top");
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  content = $("#doc-content");
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  footer  = $("#nav-path");
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  sidenav = $("#side-nav");
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  if (!treeview) {
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//    title   = $("#titlearea");
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//    titleH  = $(title).height();
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//    let animating = false;
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//    content.on("scroll", function() {
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//      slideOpts = { duration: 200,
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//                    step: function() {
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//                        contentHeight = $(window).height() - header.outerHeight();
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//                        content.css({ height : contentHeight + "px" });
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//                      },
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//                    done: function() { animating=false; }
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//                  };
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//      if (content.scrollTop()>titleH && title.css('display')!='none' && !animating) {
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//        title.slideUp(slideOpts);
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//        animating=true;
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//      } else if (content.scrollTop()<=titleH && title.css('display')=='none' && !animating) {
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//        title.slideDown(slideOpts);
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//        animating=true;
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//      }
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//    });
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  } else {
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    navtree = $("#nav-tree");
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    $(".side-nav-resizable").resizable({resize: function(e, ui) { resizeWidth(); } });
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    $(sidenav).resizable({ minWidth: 0 });
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  }
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  $(window).resize(function() { resizeHeight(treeview); });
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  if (treeview)
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  {
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    const device = navigator.userAgent.toLowerCase();
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    const touch_device = device.match(/(iphone|ipod|ipad|android)/);
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    if (touch_device) { /* wider split bar for touch only devices */
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      $(sidenav).css({ paddingRight:'20px' });
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      $('.ui-resizable-e').css({ width:'20px' });
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      $('#nav-sync').css({ right:'34px' });
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      barWidth=20;
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    }
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    const width = Cookie.readSetting(RESIZE_COOKIE_NAME,250);
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    if (width) { restoreWidth(width); } else { resizeWidth(); }
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  }
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  resizeHeight(treeview);
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  const url = location.href;
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  const i=url.indexOf("#");
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  if (i>=0) window.location.hash=url.substr(i);
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  const _preventDefault = function(evt) { evt.preventDefault(); };
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  if (treeview)
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  {
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    $("#splitbar").bind("dragstart", _preventDefault).bind("selectstart", _preventDefault);
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    $(".ui-resizable-handle").dblclick(collapseExpand);
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  }
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  $(window).on('load',resizeHeight);
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}
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/* @license-end */
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