Hacker News Contextual Comments (sticky tree)

Sticks the first line of all comments in the visible comment tree to the top of the screen so you always know where exactly you are. See the screenshots for a better understanding.

Verze ze dne 02. 06. 2021. Zobrazit nejnovější verzi.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name         Hacker News Contextual Comments (sticky tree)
// @version      0.1
// @description  Sticks the first line of all comments in the visible comment tree to the top of the screen so you always know where exactly you are. See the screenshots for a better understanding.
// @author       phil294
// @match        https://news.ycombinator.com/item?id=*
// @icon         https://www.google.com/s2/favicons?domain=ycombinator.com
// @grant        GM_addStyle
// @namespace https://greasyfork.org/users/779094
// ==/UserScript==

GM_addStyle(`
tr.comtr {
	position: sticky;
	display: block;
	background: #f6f6ef;
	min-height: 40px;
	cursor: pointer;
}
tr.comtr.noshow {
	display: none;
}`)

const sticky_row_height = 40
let i_zindex = 0

for(const com of document.querySelectorAll('tr.comtr')) {
	const nesting_level = com.querySelector('.ind > img').width / 40
	com.style.top = nesting_level * sticky_row_height
	com.style.zindex = ++i_zindex
	com.onclick = async () => {
		com.querySelector('a.togg').click()
		com.style.position = 'static'
		com.scrollIntoView({block: "start", inline: "nearest", behavior: "smooth"})
		com.style.position = 'sticky'
	}
}