Detect dark theme via css variable (#17800)

* detect dark theme via css variable
* minor refactor, add documentation

If your custom theme is considered a dark theme, set the global css variable `--is-dark-theme` to `true`.
This allows gitea to adjust the Monaco code editor's theme accordingly.
This commit is contained in:
ThetaDev
2021-11-25 08:14:48 +01:00
committed by GitHub
parent e0f81b4ef4
commit af901a4ca9
3 changed files with 6 additions and 7 deletions

View File

@ -26,13 +26,8 @@ export function isObject(obj) {
// returns whether a dark theme is enabled
export function isDarkTheme() {
if (document.documentElement.classList.contains('theme-auto')) {
return window.matchMedia('(prefers-color-scheme: dark)').matches;
}
if (document.documentElement.classList.contains('theme-arc-green')) {
return true;
}
return false;
const style = window.getComputedStyle(document.documentElement);
return style.getPropertyValue('--is-dark-theme').trim().toLowerCase() === 'true';
}
// removes duplicate elements in an array