Auto Focus Username Field のソースコード

Auto Focus Username Field

Attempts to locate the username input box and change focus to it, will briefly change the background color of the field green when it activates.

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// ==UserScript==
// @name        Auto Focus Username Field
// @namespace   ClintPriest.com
// @description Attempts to locate the username input box and change focus to it, will briefly change the background color of the field green when it activates.
// @include     http://*
// @include     https://*
// @version     1
// @grant       none
// ==/UserScript==

var names = new Set([ 'username','login_name','user','login' ]);

function findFocus(e) {
	console.log('load %o', e);
	for(var x of names.values()) {
		var elem = document.querySelector('INPUT[name*=' + x + ']');
		if(elem) {
			elem.origbackgroundColor= elem.style.backgroundColor;
			elem.style.backgroundColor = '#A0FFA0';
			elem.focus();
			elem.selectionStart = 0;
			elem.selectionEnd = 999;

			setTimeout(function() {
				elem.style.backgroundColor = elem.origbackgroundColor;
				delete elem.origbackgroundColor;
			}, 2000);
			break;
		}
	}
	window.removeEventListener('DOMContentLoaded', findFocus);
};

window.addEventListener('DOMContentLoaded', findFocus);