From fc4804c8bc2b0cc3b55bd3013e44316c63afddcb Mon Sep 17 00:00:00 2001
From: Yanzhen Yu <yanzhen@smartx.com>
Date: Tue, 6 Nov 2018 14:23:55 +0800
Subject: [PATCH] prevent form and a tag default behaviour

---
 src/replay/index.ts | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/replay/index.ts b/src/replay/index.ts
index d5ca8024..8e00cf45 100644
--- a/src/replay/index.ts
+++ b/src/replay/index.ts
@@ -197,8 +197,16 @@ export class Replayer {
   ) {
     mirror.map = rebuild(event.data.node, this.iframe.contentDocument!)[1];
     // avoid form submit to refresh the iframe
-    this.iframe.contentDocument!.querySelectorAll('form').forEach(form => {
-      form.addEventListener('submit', evt => evt.preventDefault());
+    this.iframe.contentDocument!.addEventListener('submit', evt => {
+      if (evt.target && (evt.target as Element).tagName === 'FORM') {
+        evt.preventDefault();
+      }
+    });
+    // avoid a link click to refresh the iframe
+    this.iframe.contentDocument!.addEventListener('click', evt => {
+      if (evt.target && (evt.target as Element).tagName === 'A') {
+        evt.preventDefault();
+      }
     });
   }