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June 8, 2018 15:07
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Dark Slack Custom
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// | |
// Install instructions: https://github.com/widget-/slack-black-theme | |
// | |
// First make sure the wrapper app is loaded | |
document.addEventListener("DOMContentLoaded", function() { | |
// Then get its webviews | |
let webviews = document.querySelectorAll(".TeamView webview"); | |
// Fetch our CSS in parallel ahead of time | |
const cssPath = 'https://raw.githubusercontent.com/laCour/slack-night-mode/master/css/raw/black.css'; | |
let cssPromise = fetch(cssPath).then(response => response.text()); | |
let customCustomCSS = ` | |
:root { | |
/* Modify these to change your theme colors: */ | |
--primary: #61AFEF; | |
--text: #ABB2BF; | |
--background: #282C34; | |
--background-elevated: #3B4048; | |
} | |
` | |
// Insert a style tag into the wrapper view | |
cssPromise.then(css => { | |
let s = document.createElement('style'); | |
s.type = 'text/css'; | |
s.innerHTML = css; | |
document.head.appendChild(s); | |
}); | |
// Wait for each webview to load | |
webviews.forEach(webview => { | |
webview.addEventListener('ipc-message', message => { | |
if (message.channel == 'didFinishLoading') | |
// Finally add the CSS into the webview | |
cssPromise.then(css => { | |
let script = ` | |
let s = document.createElement('style'); | |
s.type = 'text/css'; | |
s.id = 'slack-custom-css'; | |
s.innerHTML = \`${css}\`; | |
document.head.appendChild(s); | |
` | |
webview.executeJavaScript(script); | |
}) | |
}); | |
}); | |
}); |
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