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joplin/packages/lib/CssUtils.js
2020-11-05 16:58:23 +00:00

28 lines
726 B
JavaScript

const fs = require('fs-extra');
const loadCustomCss = async filePath => {
let cssString = '';
if (await fs.pathExists(filePath)) {
try {
cssString = await fs.readFile(filePath, 'utf-8');
} catch (error) {
let msg = error.message ? error.message : '';
msg = `Could not load custom css from ${filePath}\n${msg}`;
error.message = msg;
throw error;
}
}
return cssString;
};
const injectCustomStyles = async cssFilePath => {
const css = await loadCustomCss(cssFilePath);
const styleTag = document.createElement('style');
styleTag.type = 'text/css';
styleTag.appendChild(document.createTextNode(css));
document.head.appendChild(styleTag);
};
module.exports = { loadCustomCss, injectCustomStyles };