From 54ad6da1af26849f56633dbac0a0dea8cea1b115 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Adomas=20Ven=C4=8Dkauskas?= <adomas.ven@gmail.com>
Date: Fri, 4 Feb 2022 14:18:53 +0200
Subject: [PATCH] HTML Tree: make tooltip setting code use any parent xul node

---
 chrome/content/zotero/components/virtualized-table.jsx | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/chrome/content/zotero/components/virtualized-table.jsx b/chrome/content/zotero/components/virtualized-table.jsx
index f25d10e7ff..3f4cc53a5e 100644
--- a/chrome/content/zotero/components/virtualized-table.jsx
+++ b/chrome/content/zotero/components/virtualized-table.jsx
@@ -997,7 +997,11 @@ class VirtualizedTable extends React.Component {
 	 */
 	_setXulTooltip() {
 		// Make sure container xul element has a tooltip set
-		let xulElem = this._topDiv.closest('.virtualized-table-container');
+		let xulElem = this._topDiv;
+		while (xulElem && xulElem.namespaceURI !== "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul") {
+			xulElem = xulElem.parentElement;
+		}
+		if (!xulElem) return;
 		if (xulElem.getAttribute('tooltip') != 'html-tooltip') {
 			xulElem.setAttribute('tooltip', 'html-tooltip');
 		}
@@ -1008,6 +1012,7 @@ class VirtualizedTable extends React.Component {
 			let tooltipTitleNode = document.tooltipNode.closest('div *[title], iframe *[title], browser *[title]');
 			if (document.tooltipNode && tooltipTitleNode) {
 				this.setAttribute('label', tooltipTitleNode.getAttribute('title'));
+				return;
 			}
 			e.preventDefault();
 		});