通过右键菜单快速切换 designMode (https://developer.mozilla.org/zh-CN/docs/Web/API/Document/designMode)
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// ==UserScript==
// @name [DEBUG] DesignMode
// @version 1.0.0.20210817
// @namespace laster2800
// @author Laster2800
// @description 通过右键菜单快速切换 designMode (https://developer.mozilla.org/zh-CN/docs/Web/API/Document/designMode)
// @license LGPL-3.0
// @include *
// @grant none
// @run-at context-menu
// ==/UserScript==
(function() {
const target = document.designMode == 'on' ? 'off' : 'on'
const executed = []
const exec = win => {
if (executed.indexOf(win) >= 0) return
try {
executed.push(win)
win.document.designMode = target
for (let i = 0; i < win.frames.length; i++) {
exec(win.frames[i])
}
} catch (e) { /* cross-origin frame */ }
}
exec(top)
})()