// ==UserScript==
// @name         编辑网页
// @namespace    http://tampermonkey.net/
// @version      1.0.0
// @description  这是一个能编辑任何网页文本的扩展
// @author       yhu
// @match        *://*/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
        function makeEditable(element) {
                if (element.isContentEditable) return;
                        if (element.tagName === 'INPUT' || element.tagName === 'TEXTAREA') return;
                                if (element.closest('button, a, [role="button"]')) return;
                                        element.contentEditable = 'true';
                                                element.style.outline = '2px dashed #4a9eff';
                                                        element.style.backgroundColor = 'rgba(74, 158, 255, 0.1)';
                                                                element.addEventListener('blur', function() {
                                                                            element.contentEditable = 'false';
                                                                                        element.style.outline = '';
                                                                                                    element.style.backgroundColor = '';
                                                                                                            }, { once: true });
                                                                                                                }
                                                                                                                    document.body.addEventListener('click', function(e) {
                                                                                                                            const target = e.target;
                                                                                                                                    if (target.isContentEditable) return;
                                                                                                                                            let textNode = target;
                                                                                                                                                    while (textNode && textNode.nodeType === Node.TEXT_NODE) {
                                                                                                                                                                textNode = textNode.parentElement;
                                                                                                                                                                        }
                                                                                                                                                                                if (!textNode) return;
                                                                                                                                                                                        const editableElement = textNode.closest('p, h1, h2, h3, h4, h5, h6, li, span, div, label, td, th, figcaption, legend');
                                                                                                                                                                                                if (editableElement) {
                                                                                                                                                                                                            e.preventDefault();
                                                                                                                                                                                                                        e.stopPropagation();
                                                                                                                                                                                                                                    makeEditable(editableElement);
                                                                                                                                                                                                                                            }
                                                                                                                                                                                                                                                }, true);
                                                                                                                                                                                                                                                })();