Fixed rendering of back-to-top button when used with sticky tabs

Author: squidfunk

material/assets/javascripts/bundle.8400c76f.min.js renamed to material/assets/javascripts/bundle.d7b0ad22.min.js

@@ -223,7 +223,7 @@ <h1>{{ page.title | d(config.site_name, true)}}</h1>
  </script>
  {% endblock %}
  {% block scripts %}
- <script src="{{ 'assets/javascripts/bundle.8400c76f.min.js' | url }}"></script>
+ <script src="{{ 'assets/javascripts/bundle.d7b0ad22.min.js' | url }}"></script>
  {% for path in config["extra_javascript"] %}
  <script src="{{ path | url }}"></script>
  {% endfor %}

material/assets/javascripts/bundle.8400c76f.min.js.map renamed to material/assets/javascripts/bundle.d7b0ad22.min.js.map

@@ -43,7 +43,7 @@ import {
  setBackToTopOffset,
  setBackToTopState
 } from "~/actions"
-import { Viewport } from "~/browser"
+import { Viewport, setElementFocus } from "~/browser"
 
 import { Component } from "../_"
 import { Header } from "../header"
@@ -103,7 +103,7 @@ export function watchBackToTop(
  .pipe(
  map(({ offset: { y } }) => y),
  bufferCount(2, 1),
- map(([a, b]) => a > b),
+ map(([a, b]) => a > b && b),
  distinctUntilChanged()
  )
 
@@ -153,10 +153,12 @@ export function mountBackToTop(
  /* Update state */
  next([{ hidden }, { height }]) {
  setBackToTopOffset(el, height + 16)
- if (hidden)
+ if (hidden) {
  setBackToTopState(el, "hidden")
- else
+ setElementFocus(el, false)
+ } else {
  resetBackToTopState(el)
+ }
  },
 
  /* Reset on complete */