Autofocus the first visible input text field when a page is loaded
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// ==UserScript==
// @name Autofocus input text field
// @description Autofocus the first visible input text field when a page is loaded
// @version 1.0.1
// @author wOxxOm
// @namespace wOxxOm.scripts
// @license MIT License
// @run-at document-start
// ==/UserScript==
var TEXT_FIELD = ' text number search url ';
document.addEventListener('DOMContentLoaded', function() {
if (TEXT_FIELD.indexOf(document.activeElement.type) >= 0)
return;
// find text inputs inside visible DOM containers
var inputs = document.getElementsByTagName('input');
var visible = [];
for (var i=0, input, il=inputs.length; i<il && (input=inputs[i]); i++)
if (TEXT_FIELD.indexOf(' '+input.type+' ') >= 0) {
var n=input, style;
while (n && n.style && (style=getComputedStyle(n)) && style.display!='none' && style.visibility!='hidden')
n = n.parentNode;
if (!n || !n.style)
visible.push(input);
}
if (visible.length) {
var toFocus = visible[0];
// if empty, try to select an identically named input field with some text (happens on some sites)
if (!toFocus.value)
for (var i in visible)
if (visible[i].value && visible[i].name == toFocus.name
&& (!visible[i].form && !toFocus.form || visible[i].form.action == toFocus.form.action)) {
toFocus = visible[i];
break;
}
toFocus.focus();
toFocus.select();
}
});