Example Greasy Fork Compliant Script

Tự động tô sáng các đoạn văn bản được bôi đen trên trang web.

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

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

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         Example Greasy Fork Compliant Script
// @namespace    https://greasyfork.org/users/your-id
// @version      1.0.0
// @description  Tự động tô sáng các đoạn văn bản được bôi đen trên trang web.
// @author       Your Name
// @license      MIT
// @match        https://example.com/*
// @grant        none
// @run-at       document-end
// ==/UserScript==

/*
 This script highlights selected text on the page by wrapping it in a <mark> tag.
 No tracking, no ads, no external code loading.
*/

(function () {
    'use strict';

    /**
     * Highlight currently selected text
     */
    function highlightSelection() {
        const selection = window.getSelection();
        if (!selection || selection.rangeCount === 0) {
            return;
        }

        const range = selection.getRangeAt(0);
        if (range.collapsed) {
            return;
        }

        const mark = document.createElement('mark');
        mark.style.backgroundColor = 'yellow';

        try {
            range.surroundContents(mark);
            selection.removeAllRanges();
        } catch (error) {
            console.warn('Unable to highlight selection:', error);
        }
    }

    /**
     * Add keyboard shortcut: Ctrl + Shift + H
     */
    document.addEventListener('keydown', function (event) {
        if (event.ctrlKey && event.shiftKey && event.key === 'H') {
            highlightSelection();
        }
    });

})();