From 8d3adb6f46f98c3f249056a4721ee386d0d1e6bb Mon Sep 17 00:00:00 2001
From: Dan Stillman <dstillman@zotero.org>
Date: Sat, 28 Aug 2021 22:43:09 -0400
Subject: [PATCH] HTML tree: Add tree.focus()

And fix shortcut key for selecting library
---
 chrome/content/zotero/libraryTree.js | 13 ++++++++++++-
 chrome/content/zotero/zoteroPane.js  |  2 +-
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/chrome/content/zotero/libraryTree.js b/chrome/content/zotero/libraryTree.js
index c799ae0fcc..a60cbb6538 100644
--- a/chrome/content/zotero/libraryTree.js
+++ b/chrome/content/zotero/libraryTree.js
@@ -46,7 +46,7 @@ var LibraryTree = class LibraryTree extends React.Component {
 	get window() {
 		return this._ownerDocument.defaultView;
 	}
-
+	
 	get selection() {
 		return this.tree ? this.tree.selection : TreeSelectionStub;
 	}
@@ -71,6 +71,17 @@ var LibraryTree = class LibraryTree extends React.Component {
 		if (this.type == 'item') Zotero.Prefs.clear('lastViewedFolder');
 		Zotero.crash();
 	}
+	
+	focus() {
+		this.tree.focus();
+		// If no rows selected, select first visible row
+		if (!this.tree.selection.count) {
+			this.tree.selection.select(
+				// TODO: Return -1 when no rows, and skip selection here
+				this.tree._jsWindow.getFirstVisibleRow()
+			);
+		}
+	}
 
 	getParentIndex = (index) => {
 		var thisLevel = this.getLevel(index);
diff --git a/chrome/content/zotero/zoteroPane.js b/chrome/content/zotero/zoteroPane.js
index f923f943dc..de40c17229 100644
--- a/chrome/content/zotero/zoteroPane.js
+++ b/chrome/content/zotero/zoteroPane.js
@@ -759,7 +759,7 @@ var ZoteroPane = new function()
 		try {
 			switch (command) {
 				case 'library':
-					document.getElementById('zotero-collections-tree').focus();
+					this.itemsView.focus();
 					break;
 				case 'quicksearch':
 					document.getElementById('zotero-tb-search').select();