Universal Fullscreen (Alt+X) のソースコード

Universal Fullscreen (Alt+X)

Fullscreen toggle with console debugging
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// ==UserScript==
// @name         Universal Fullscreen (Alt+X)
// @namespace    http://tampermonkey.net/
// @version      1.2
// @description  Fullscreen toggle with console debugging
// @match        *://*/*
// @grant        none
// @license      MIT
// ==/UserScript==

(function() {
    'use strict';
    
    console.log("✅ Fullscreen script loaded on this page.");

    document.addEventListener('keydown', function(e) {
        // Check if Alt + X is pressed
        if (e.altKey && e.key.toLowerCase() === 'x') {
            console.log("⌨️ Alt+X pressed!");
            e.preventDefault(); 

            if (!document.fullscreenElement) {
                console.log("Attempting to enter fullscreen...");
                if (document.documentElement.requestFullscreen) {
                    document.documentElement.requestFullscreen().then(() => {
                        console.log("🟢 Fullscreen entered successfully.");
                    }).catch(err => {
                        console.error(`🔴 Fullscreen blocked by browser: ${err.message}`);
                    });
                } else {
                    console.error("🔴 requestFullscreen API not supported on this page.");
                }
            } else {
                console.log("Attempting to exit fullscreen...");
                if (document.exitFullscreen) {
                    document.exitFullscreen();
                }
            }
        }
    });
})();