Firefox Hide Scrollbars

Hide Scrollbars in Firefox

Fra og med 02.06.2018. Se den nyeste version.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Firefox Hide Scrollbars
// @namespace    http://tampermonkey.net/
// @version      1.0.4
// @description  Hide Scrollbars in Firefox
// @author       qashto
// @match        *://*/*
// @grant        none
// @require      https://code.jquery.com/jquery-3.3.1.min.js
// ==/UserScript==

/*!
 * jQuery Mousewheel 3.1.13
 * https://github.com/jquery/jquery-mousewheel/edit/master/jquery.mousewheel.min.js
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license
 * http://jquery.org/license
 */
! function(a) {
  'function' == typeof define && define.amd ? define(['jquery'], a) : 'object' == typeof exports ? module.exports = a : a(jQuery)
}(function(a) {
  function b(b) {
    var g = b || window.event,
      h = i.call(arguments, 1),
      j = 0,
      l = 0,
      m = 0,
      n = 0,
      o = 0,
      p = 0;
    if (b = a.event.fix(g), b.type = 'mousewheel', 'detail' in g && (m = -1 * g.detail), 'wheelDelta' in g && (m = g.wheelDelta), 'wheelDeltaY' in g && (m = g.wheelDeltaY), 'wheelDeltaX' in g && (l = -1 * g.wheelDeltaX), 'axis' in g && g.axis === g.HORIZONTAL_AXIS && (l = -1 * m, m = 0), j = 0 === m ? l : m, 'deltaY' in g && (m = -1 * g.deltaY, j = m), 'deltaX' in g && (l = g.deltaX, 0 === m && (j = -1 * l)), 0 !== m || 0 !== l) {
      if (1 === g.deltaMode) {
        var q = a.data(this, 'mousewheel-line-height');
        j *= q, m *= q, l *= q
      } else if (2 === g.deltaMode) {
        var r = a.data(this, 'mousewheel-page-height');
        j *= r, m *= r, l *= r
      }
      if (n = Math.max(Math.abs(m), Math.abs(l)), (!f || f > n) && (f = n, d(g, n) && (f /= 40)), d(g, n) && (j /= 40, l /= 40, m /= 40), j = Math[j >= 1 ? 'floor' : 'ceil'](j / f), l = Math[l >= 1 ? 'floor' : 'ceil'](l / f), m = Math[m >= 1 ? 'floor' : 'ceil'](m / f), k.settings.normalizeOffset && this.getBoundingClientRect) {
        var s = this.getBoundingClientRect();
        o = b.clientX - s.left, p = b.clientY - s.top
      }
      return b.deltaX = l, b.deltaY = m, b.deltaFactor = f, b.offsetX = o, b.offsetY = p, b.deltaMode = 0, h.unshift(b, j, l, m), e && clearTimeout(e), e = setTimeout(c, 200), (a.event.dispatch || a.event.handle).apply(this, h)
    }
  }

  function c() {
    f = null
  }

  function d(a, b) {
    return k.settings.adjustOldDeltas && 'mousewheel' === a.type && b % 120 === 0
  }
  var e, f, g = ['wheel', 'mousewheel', 'DOMMouseScroll', 'MozMousePixelScroll'],
    h = 'onwheel' in document || document.documentMode >= 9 ? ['wheel'] : ['mousewheel', 'DomMouseScroll', 'MozMousePixelScroll'],
    i = Array.prototype.slice;
  if (a.event.fixHooks)
    for (var j = g.length; j;) a.event.fixHooks[g[--j]] = a.event.mouseHooks;
  var k = a.event.special.mousewheel = {
    version: '3.1.12',
    setup: function() {
      if (this.addEventListener)
        for (var c = h.length; c;) this.addEventListener(h[--c], b, !1);
      else this.onmousewheel = b;
      a.data(this, 'mousewheel-line-height', k.getLineHeight(this)), a.data(this, 'mousewheel-page-height', k.getPageHeight(this))
    },
    teardown: function() {
      if (this.removeEventListener)
        for (var c = h.length; c;) this.removeEventListener(h[--c], b, !1);
      else this.onmousewheel = null;
      a.removeData(this, 'mousewheel-line-height'), a.removeData(this, 'mousewheel-page-height')
    },
    getLineHeight: function(b) {
      var c = a(b),
        d = c['offsetParent' in a.fn ? 'offsetParent' : 'parent']();
      return d.length || (d = a('body')), parseInt(d.css('fontSize'), 10) || parseInt(c.css('fontSize'), 10) || 16
    },
    getPageHeight: function(b) {
      return a(b).height()
    },
    settings: {
      adjustOldDeltas: !0,
      normalizeOffset: !0
    }
  };
  a.fn.extend({
    mousewheel: function(a) {
      return a ? this.bind('mousewheel', a) : this.trigger('mousewheel')
    },
    unmousewheel: function(a) {
      return this.unbind('mousewheel', a)
    }
  })
});

$(function() {
  const er = console.error;
  const log = console.log;

  $('html, body').css('overflow', 'hidden');

  // https://stackoverflow.com/a/29956714/3792062
  $.fn.isHScrollable = function() {
    return this[0].scrollWidth > this[0].clientWidth;
  };

  $.fn.isVScrollable = function() {
    return this[0].scrollHeight > this[0].clientHeight;
  };

  $.fn.isScrollable = function() {
    return this[0].scrollWidth > this[0].clientWidth || this[0].scrollHeight > this[0].clientHeight;
  };

  let scrollPageX = true;
  let scrollPageY = true;

  $('html, body').mousewheel(function(event) {
    if (scrollPageX && scrollPageY) {
      event.preventDefault();
    }
    if (scrollPageX && scrollPageY && Math.abs(event.deltaX) > Math.abs(event.deltaY)) {
      this.scrollLeft += event.deltaX * event.deltaFactor;
    }
    if (scrollPageY && Math.abs(event.deltaX) < Math.abs(event.deltaY)) {
      this.scrollTop -= event.deltaY * event.deltaFactor;
    }
    log(
      event.deltaX,
      event.deltaY,
      event.deltaFactor,
      event.originalEvent.deltaMode,
      event.originalEvent.wheelDelta
    );
  });
});