// ==UserScript==
// @name Firefox Hide Scrollbars
// @namespace http://tampermonkey.net/
// @version 1.0.2
// @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() {
if (window.hasRun) {
return;
}
window.hasRun = true;
const er = console.error;
const log = console.log;
log('hide-scrollbars');
$('head').append(`
<style>
@-moz-document url-prefix() {
html,body{
overflow: hidden !important;
}
}
</style>
`);
// 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
);
});
$('textarea, pre').mouseover(function() {
log($(this).css('overflow-x'));
if ($(this).isHScrollable()) {
scrollPageX = false;
log('false X');
}
if ($(this).isVScrollable()) {
scrollPageY = false;
log('false Y');
}
}).mouseout(function() {
scrollPageX = scrollPageY = true;
log('true');
});
});