Fullscreen Toggle Button

Add a fullscreen button to bottom-left corner of any webpage

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

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

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

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.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name         Fullscreen Toggle Button
// @namespace    https://shuhaibnc.github.io
// @version      1.0
// @description  Add a fullscreen button to bottom-left corner of any webpage
// @author       ShuhaibNC
// @match        *://*/*
// @grant        none
// @license MIT
// @run-at       document-end
// ==/UserScript==

(function () {
    'use strict';

    const btn = document.createElement('button');
    btn.innerText = '⛶';
    btn.title = 'Toggle Fullscreen';
    Object.assign(btn.style, {
        position: 'fixed',
        bottom: '10px',
        left: '10px',
        zIndex: 99999,
        background: '#111',
        color: '#fff',
        border: '1px solid #444',
        padding: '10px 14px',
        borderRadius: '8px',
        fontSize: '16px',
        cursor: 'pointer',
        opacity: '0.7',
        transition: 'opacity 0.3s',
    });

    btn.addEventListener('mouseenter', () => btn.style.opacity = '1');
    btn.addEventListener('mouseleave', () => btn.style.opacity = '0.7');

    btn.addEventListener('click', () => {
        const doc = document.documentElement;
        if (!document.fullscreenElement) {
            doc.requestFullscreen().catch(err => alert(`Failed: ${err.message}`));
        } else {
            document.exitFullscreen();
        }
    });

    document.body.appendChild(btn);
})();