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Prevent Right-Click Context Menu Hijaak

Prevent websites from entirely disable web browser's Right-Click context menu by allowing use of SHIFT+RightClick, CTRL+RightClick, or CTRL+SHIFT+RightClick (configurable in the script code). This script is designed for Chrome and Chromium based web browsers. Firefox already has this feature built in via SHIFT+RightClick.

  1. // ==UserScript==
  2. // @name         Prevent Right-Click Context Menu Hijaak
  3. // @namespace    https://greasyfork.org/en/users/85671-jcunews
  4. // @version      1.0.2
  5. // @license      AGPLv3
  6. // @author       jcunews
  7. // @description  Prevent websites from entirely disable web browser's Right-Click context menu by allowing use of SHIFT+RightClick, CTRL+RightClick, or CTRL+SHIFT+RightClick (configurable in the script code). This script is designed for Chrome and Chromium based web browsers. Firefox already has this feature built in via SHIFT+RightClick.
  8. // @match        *://*/*
  9. // @grant        none
  10. // @run-at       document-start
  11. // ==/UserScript==
  12.  
  13. (() => {
  14.   //=== CONFIGURATION BEGIN ===
  15.  
  16.   //At least either SHIFT or CTRL should be set to true. 
  17.   let useShift = true;
  18.   let useCtrl  = false;
  19.  
  20.   //=== CONFIGURATION END ===
  21.  
  22.   let epd = Event.prototype.preventDefault;
  23.   Event.prototype.preventDefault = function() {
  24.     if (this.type === "contextmenu") {
  25.       if (((useShift && this.shiftKey) && (useCtrl && this.ctrlKey)) || (useShift && this.shiftKey) || (useCtrl && this.ctrlKey)) return;
  26.     }
  27.     return epd.apply(this, arguments);
  28.   };
  29. })();