Quizlet 'Learn' Mode Global Input Stopper

Disable page click from going to the next question without permission. Additionally, "Enter" key will submit answers, and "space" will override incorrect answers. Only accept 'enter', 'space' keys and 'click' events. | https://greasyfork.org/en/users/3656-kaiko

目前为 2017-07-25 提交的版本。查看 最新版本

// ==UserScript==
// @name        Quizlet 'Learn' Mode Global Input Stopper
// @description Disable page click from going to the next question without permission. Additionally, "Enter" key will submit answers, and "space" will override incorrect answers. Only accept 'enter', 'space' keys and 'click' events. | https://greasyfork.org/en/users/3656-kaiko
// @author         Kai Krause ([email protected])
// @match     http*://quizlet.com/*/learn*
// @version     1.3.2
// @grant       none
// @namespace QZLT_LearnKBMode
// ==/UserScript==

window.addEventListener('load', function() {
	Element.NativeEvents={click:2,dblclick:0,mouseup:0,mousedown:0,contextmenu:0,mousewheel:0,DOMMouseScroll:0,mouseover:0,mouseout:0,mousemove:0,selectstart:1,selectend:0,keydown:0,keypress:0,keyup:0,input:0,orientationchange:2,touchstart:2,touchmove:2,touchend:2,touchcancel:2,gesturestart:2,gesturechange:2,gestureend:2,focus:2,blur:2,change:2,reset:2,select:2,submit:2,paste:2,oninput:2,load:2,unload:1,beforeunload:2,resize:1,move:1,DOMContentLoaded:1,readystatechange:1,error:1,abort:1,scroll:1};

	window.addEventListener("keydown", enter, true);
	
	function enter(charE) {
		var answerBtn = document.getElementById("js-learnModeAnswerButton");
		var checkBtn = document.getElementsByClassName("LearnModeMain-anyKey");
		var overrideBtn = document.getElementsByClassName("LearnModeGradeAnswerView-overrideLink");
		if (charE.keyCode == "13") {
			if (answerBtn){
				answerBtn.click();
			} else if (checkBtn) {
				checkBtn[0].click();
			}
		}
		if (charE.keyCode == "32") {
			if (overrideBtn){
				overrideBtn[0].click();
			} else {
				return;
			}
		}
	}
}, false);