Open links and click buttons easily using only the keyboard!
当前为
// ==UserScript==
// @name Easy Keyboard Link Opener
// @description Open links and click buttons easily using only the keyboard!
// @version 0.3.0
// @author sllypper
// @homepage https://greasyfork.org/en/users/55535-sllypper
// @namespace sllypper
// @match *://*/*
// @grant none
// ==/UserScript==
(function() {
'use strict';
// on the American keyboard layout, switch it to "`" instead
// or whatever other key you want
const HOTKEY = "'"
const also_other_elements = true
// Colors
const textColor = "#fff"
const backgroundColor = "#555"
//
let elBag = [];
let isSet = false;
let visibleLinks = [];
//let page;
function setListeners() {
document.addEventListener("keydown", event => {
if (!isSet) {
if (event.key === HOTKEY && event.ctrlKey) {
event.preventDefault()
getElements()
filterElements()
pickTooltips()
placeTooltips()
isSet = true
}
} else {
if (event.key >= 0 && event.key < 10) {
event.preventDefault()
if (! chooseTooltip(parseInt(event.key))) {
clearTooltips()
isSet = false
}
} else if (event.key === "Tab") {
event.preventDefault()
shiftTooltips()
} else {
clearTooltips()
isSet = false
}
}
})
}
function chooseTooltip(num) {
if (visibleLinks.length > num) return false
if (num === 0) {
visibleLinks[9].click()
return true
}
visibleLinks[num-1].click()
return true
}
function shiftTooltips() {
visibleLinks = []
clearTooltips()
if (elBag.length > 0) {
pickTooltips()
placeTooltips()
} else {
getElements()
filterElements()
pickTooltips()
placeTooltips()
}
}
function clearAction() {
// let el
for (let el of document.querySelectorAll('.displayText_container')) { el.remove() }
for (let el of document.querySelectorAll('.displayText')) { el.remove() }
visibleLinks = []
isSet = false
}
function clearTooltips() {
for (let el of document.querySelectorAll('.displayText_container')) { el.remove() }
for (let el of document.querySelectorAll('.displayText')) { el.remove() }
visibleLinks = []
}
function pickTooltips() {
// gets up to 10 tooltips from elBag into visibleLink
visibleLinks = []
let i,
len = elBag.length
for (i=0; i <= 9 && i < len; i++) {
visibleLinks.push(elBag.shift())
}
}
function placeTooltips() {
//console.log('placing '+visibleLinks.length+' tooltips', visibleLinks, elBag)
for (let i = 0; i <= 8 && i < visibleLinks.length; i++) {
createTooltip(visibleLinks[i], i+1)
}
if (visibleLinks.length === 10) {
createTooltip(visibleLinks[9], 0)
}
}
function getElements() {
if (also_other_elements) {
elBag = Array.from(document.querySelectorAll('div,a,button'))
return
}
elBag = Array.from(document.querySelectorAll('a,button'))
}
function filterElements() {
elBag = elBag.filter(
(el) => isInViewport(el) && !(el.offsetWidth === 0 || el.offsetHeight === 0) && !(el.nodeName === "A" && el.getAttribute('href') == null)
)
if (also_other_elements) elBag = elBag.filter((el) => el.tagName == "A" || el.tagName == "BUTTON" || window.getComputedStyle(el).cursor == "pointer" || el.type == "checkbox" || el.type == "radio")
}
function createTooltip(el, num) {
let oldDisplay = el.style.display
el.style.display = "inline-block"
const rect = getCoords(el);
el.style.display = oldDisplay
const tooltip = document.createElement("div")
tooltip.setAttribute("class", "displayText")
tooltip.innerText = num
tooltip.style.left = rect.right + 'px'
tooltip.style.top = rect.top + 'px'
document.body.appendChild(tooltip)
return tooltip
}
function addCustomCSS() {
let customStyles = document.createElement("style");
customStyles.setAttribute("type", "text/css");
let styles = ".displayText { position: absolute; top: 0; right: -16px; margin: 0; overflow: visible !important; width: min-content; background-color: " + backgroundColor + "; color: " + textColor + "; text-align: center; border-radius: 2px; padding: 0px 2px; line-height: 20px; font-size: 14px; z-index: 9999; }"
customStyles.innerHTML = styles;
document.getElementsByTagName("head")[0].appendChild(customStyles);
}
/*!
* Determine if an element is in the viewport
* (c) 2017 Chris Ferdinandi, MIT License, https://gomakethings.com
* @param {Node} elem The element
* @return {Boolean} Returns true if element is in the viewport
*/
var isInViewport = function (elem) {
var distance = elem.getBoundingClientRect();
return (
distance.top >= 0 &&
distance.left >= 0 &&
distance.bottom <= (window.innerHeight || document.documentElement.clientHeight) &&
distance.right <= (window.innerWidth || document.documentElement.clientWidth)
);
}
function getCoords(elem) {
let box = elem.getBoundingClientRect();
return {
top: box.top + window.pageYOffset,
right: box.right + window.pageXOffset,
bottom: box.bottom + window.pageYOffset,
left: box.left + window.pageXOffset
};
}
addCustomCSS()
setListeners()
})();