From 63e1ebc1899b5cf8a36c8304f65963dba33dfb1a Mon Sep 17 00:00:00 2001
From: James Yu <yujianqiaojames@gmail.com>
Date: Thu, 26 Dec 2024 11:19:27 +0800
Subject: [PATCH] Spread mode should correctly register synctex handler

---
 viewer/components/synctex.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/viewer/components/synctex.ts b/viewer/components/synctex.ts
index 815d5e349..5ceecbabb 100644
--- a/viewer/components/synctex.ts
+++ b/viewer/components/synctex.ts
@@ -45,7 +45,8 @@ function callSynctex(e: MouseEvent, page: number, pageDom: HTMLElement, viewerCo
 
 export function registerSyncTeX() {
     const viewerDom = document.getElementById('viewer')!
-    for (const pageDom of viewerDom.childNodes as NodeListOf<HTMLElement>) {
+    const pageDomList = (viewerDom.childNodes[0] as HTMLElement).classList.contains('spread') ? viewerDom.childNodes[0].childNodes : viewerDom.childNodes
+    for (const pageDom of pageDomList as NodeListOf<HTMLElement>) {
         const page = Number(pageDom.dataset.pageNumber)
         const viewerContainer = document.getElementById('viewerContainer')!
         switch (reverseSynctexKeybinding) {