[Glitch] Change single-column mode to scroll the whole page

Port aa22b38fdb to glitch-soc

Signed-off-by: Thibaut Girka <thib@sitedethib.com>
This commit is contained in:
Eugen Rochko
2019-07-19 09:25:22 +02:00
committed by Thibaut Girka
parent 3921125e55
commit 9e2e623ebe
26 changed files with 150 additions and 42 deletions

View File

@ -46,6 +46,28 @@ const MODAL_COMPONENTS = {
'PINNED_ACCOUNTS_EDITOR': PinnedAccountsEditor,
};
let cachedScrollbarWidth = null;
export const getScrollbarWidth = () => {
if (cachedScrollbarWidth !== null) {
return cachedScrollbarWidth;
}
const outer = document.createElement('div');
outer.style.visibility = 'hidden';
outer.style.overflow = 'scroll';
document.body.appendChild(outer);
const inner = document.createElement('div');
outer.appendChild(inner);
const scrollbarWidth = outer.offsetWidth - inner.offsetWidth;
cachedScrollbarWidth = scrollbarWidth;
outer.parentNode.removeChild(outer);
return scrollbarWidth;
};
export default class ModalRoot extends React.PureComponent {
static propTypes = {
@ -61,8 +83,10 @@ export default class ModalRoot extends React.PureComponent {
componentDidUpdate (prevProps, prevState, { visible }) {
if (visible) {
document.body.classList.add('with-modals--active');
document.documentElement.style.marginRight = `${getScrollbarWidth()}px`;
} else {
document.body.classList.remove('with-modals--active');
document.documentElement.style.marginRight = 0;
}
}