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Scrolls window to first/next/prev unread comment @ wykop.pl
// ==UserScript==
// @name Wykop - scroll to unread comment
// @description Scrolls window to first/next/prev unread comment @ wykop.pl
// @namespace Wykop scripts
// @include http://www.wykop.pl/link/*
// @version 1.5
// @license MIT License
// @grant none
// ==/UserScript==
var offsetFix = 0; /* poeksperymentowac, jesli przewija za mało lub za duzo */
if(document.getElementsByClassName('nav fix-b-border')[0].getElementsByTagName('ul')[0]
.getElementsByTagName('a')[document.getElementsByClassName('nav fix-b-border')[0].getElementsByTagName('ul')[0]
.getElementsByTagName('a').length-1]
&& document.getElementsByClassName('nav fix-b-border')[0].getElementsByTagName('ul')[0]
.getElementsByTagName('a')[document.getElementsByClassName('nav fix-b-border')[0].getElementsByTagName('ul')[0]
.getElementsByTagName('a').length-1].href.indexOf('/unreadCommentsToggle/')>0)
{
var nowe_komcie = document.getElementsByClassName('wblock lcontrast dC newComment');
var ile_nowych = nowe_komcie.length;
var aktual_poz = -1;
function dodaj_button(komcie_node, ii)
{
if (!ile_nowych) return;
var button_node = document.createElement('button');
if (ii < ile_nowych - 1)
{
button_node.innerHTML = 'NEXT';
button_node.val = ii + 1;
button_node.onclick = function() {
nowe_komcie[this.val].scrollIntoView(true);
window.scrollBy(0, offsetFix);
aktual_poz = ii + 1;
}; /* button_node.onclick = function(){nowe_komcie[ii+1].scrollIntoView(true);};*/
}
else
{
button_node.onclick = function() {
nowe_komcie[0].scrollIntoView(true);
window.scrollBy(0, offsetFix);
aktual_poz = 0;
};
button_node.innerHTML = 'FIRST';
}
komcie_node.appendChild(button_node);
}
for (var i = 0; i < ile_nowych; ++i)
{
dodaj_button(nowe_komcie[i], i);
}
var button_node = document.createElement('button');
button_node.innerHTML = 'FIRST';
button_node.onclick = function () {
nowe_komcie[0].scrollIntoView(true);
window.scrollBy(0, offsetFix);
aktual_poz = 0;
}; /* document.getElementById('comments-list-entry').appendChild(button_node);*/
document.getElementById('itemsStream').insertBefore(button_node, document.getElementById('itemsStream').firstChild);
function nastepny(e)
{
e = e || window.event;
if (e.keyCode == '220' && !e.shiftKey)
{
aktual_poz = (aktual_poz+1)%ile_nowych;
}
else if (e.keyCode == '220' && e.shiftKey)
{ /* z shiftem jedziemy wstecz */
if(aktual_poz==-1)
aktual_poz = ile_nowych - 1;
else
aktual_poz = (ile_nowych+aktual_poz-1) % ile_nowych;
}
else
return;
nowe_komcie[aktual_poz].scrollIntoView(true);
window.scrollBy(0, offsetFix);
}
document.onkeydown = nastepny;
}
void 0;