From ac4496bcec1cf998ea279cb06a7bc52be4101f06 Mon Sep 17 00:00:00 2001
From: Jonas Jenwald <jonas.jenwald@gmail.com>
Date: Sat, 2 Dec 2017 19:05:17 +0100
Subject: [PATCH] Only resize the sidebar with the left mouse button

---
 web/pdf_sidebar_resizer.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/web/pdf_sidebar_resizer.js b/web/pdf_sidebar_resizer.js
index 4f59fa20b..384be23f7 100644
--- a/web/pdf_sidebar_resizer.js
+++ b/web/pdf_sidebar_resizer.js
@@ -136,6 +136,9 @@ class PDFSidebarResizer {
     _boundEvents.mouseUp = this._mouseUp.bind(this);
 
     this.resizer.addEventListener('mousedown', (evt) => {
+      if (evt.button !== 0) {
+        return;
+      }
       // Disable the `transition-duration` rules when sidebar resizing begins,
       // in order to improve responsiveness and to avoid visual glitches.
       this.outerContainer.classList.add(SIDEBAR_RESIZING_CLASS);