From dea08a474e1ab1e72758b7df6efd66ad69b722a7 Mon Sep 17 00:00:00 2001
From: Jordan Eldredge <jordan@jordaneldredge.com>
Date: Sun, 23 Dec 2018 15:07:20 -0800
Subject: [PATCH] Attempt to prevent scroll on ios when overlay is open

---
 src/Overlay.js | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/Overlay.js b/src/Overlay.js
index afcb49e3..3dc8e030 100644
--- a/src/Overlay.js
+++ b/src/Overlay.js
@@ -10,12 +10,14 @@ class Overlay extends React.Component {
     this._node.classList.add("overlay");
     this._handleKeyDown = this._handleKeyDown.bind(this);
     this._handleClick = this._handleClick.bind(this);
+    this._handleTouchMove = this._handleTouchMove.bind(this);
 
     window.document.body.appendChild(this._node);
   }
 
   componentDidMount() {
     window.document.addEventListener("keydown", this._handleKeyDown);
+    window.document.addEventListener("touchmove", this._handleTouchMove);
     // TODO: This is technically a race condition, since we could unmount before this fires.
     if (this.props.shouldAnimate) {
       setTimeout(() => {
@@ -31,9 +33,14 @@ class Overlay extends React.Component {
   componentWillUnmount() {
     window.document.body.removeChild(this._node);
     window.document.removeEventListener("keydown", this._handleKeyDown);
+    window.document.removeEventListener("touchmove", this._handleTouchMove);
     document.body.classList.remove("overlay-open");
   }
 
+  _handleTouchMove(e) {
+    e.preventDefault();
+  }
+
   _handleKeyDown(e) {
     // Esc
     if (e.keyCode === 27) {