From 31c84a89d085672fe3cc4cf720541293f360b1a9 Mon Sep 17 00:00:00 2001
From: WangPeng <947034046@qq.com>
Date: Wed, 24 Feb 2021 11:41:21 +0800
Subject: [PATCH] Update app.js

Prevent the browser's default context menu.
---
 pages/app.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pages/app.js b/pages/app.js
index 9f6b1fb..edcd242 100755
--- a/pages/app.js
+++ b/pages/app.js
@@ -66,7 +66,8 @@ export default function() {
 
     // 监听节点上面右键菜单事件
     graph.on('node:contextmenu', evt => {
-      const { item } = evt
+      const { item, originalEvent } = evt
+      originalEvent.preventDefault()
       const model = item.getModel()
       const { x, y } = model
       const point = graph.getCanvasByPoint(x, y)