Universal Web Edit Mode

Cho phép bật/tắt chế độ chỉnh sửa trên tất cả website (kể cả PDF viewer có thể gõ đè)

Verze ze dne 14. 09. 2025. Zobrazit nejnovější verzi.

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         Universal Web Edit Mode
// @namespace    http://tampermonkey.net/
// @license      MIT
// @version      1.0
// @description  Cho phép bật/tắt chế độ chỉnh sửa trên tất cả website (kể cả PDF viewer có thể gõ đè)
// @author       an vu an
// @match        *://*/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    // Tạo nút bật/tắt
    const btn = document.createElement("button");
    btn.textContent = "✏️ Edit OFF";
    Object.assign(btn.style, {
        position: "fixed",
        top: "10px",
        right: "10px",
        zIndex: "999999",
        padding: "6px 12px",
        background: "#007bff",
        color: "#fff",
        border: "none",
        borderRadius: "6px",
        cursor: "pointer",
        fontSize: "14px",
        fontWeight: "bold",
        boxShadow: "0 2px 6px rgba(0,0,0,0.2)"
    });

    let editable = false;
    let overlay = null;

    btn.onclick = () => {
        editable = !editable;

        if (editable) {
            // Thử bật contentEditable toàn trang
            document.body.contentEditable = true;
            btn.textContent = "✅ Edit ON";
            btn.style.background = "#28a745";

            // Nếu là PDF viewer (toàn bộ trang là <embed>/<object>/<iframe>), thêm overlay
            if (document.querySelector("embed[type='application/pdf'], object[type='application/pdf'], iframe[src*='.pdf']")) {
                overlay = document.createElement("div");
                Object.assign(overlay.style, {
                    position: "fixed",
                    top: "0",
                    left: "0",
                    width: "100%",
                    height: "100%",
                    zIndex: "999998",
                    background: "transparent",
                    color: "red",
                    fontSize: "16px"
                });
                overlay.contentEditable = true;
                document.body.appendChild(overlay);
            }

        } else {
            // Tắt chế độ edit
            document.body.contentEditable = false;
            btn.textContent = "✏️ Edit OFF";
            btn.style.background = "#007bff";

            if (overlay) {
                overlay.remove();
                overlay = null;
            }
        }
    };

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