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#139: preserve scrollTop, after open-close popup

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SleepWalker
2016-06-04 10:39:24 +03:00
parent f22ae1ba54
commit a9b0c6804b
5 changed files with 19 additions and 6 deletions
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6
src/components/ui/scrollTo.js
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@@ -8,9 +8,9 @@ const requestAnimationFrame = window.requestAnimationFrame || window.mozRequestA
|| window.webkitRequestAnimationFrame || window.msRequestAnimationFrame;
const TIME_CONSTANT = 100;
export default function scrollTo(y) {
export default function scrollTo(y, viewPort) {
const start = Date.now();
const {scrollTop} = document.body;
const {scrollTop} = viewPort;
const amplitude = y - scrollTop;
requestAnimationFrame(function animateScroll() {
@@ -24,7 +24,7 @@ export default function scrollTo(y) {
delta = 0;
}
window.scrollTo(0, y + delta);
viewPort.scrollTop = y + delta;
});
}