From 70373550cf9ce0b16137637b9817a4ef73d9ad59 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jaros=C5=82aw=20Sadzi=C5=84ski?=
 <jaroslaw.sadzinski@gmail.com>
Date: Sat, 26 Feb 2022 16:50:15 +0100
Subject: [PATCH] (core) Shortcuts help page can be scrolled using a keyboard

Summary: Restoring keyboard navigation on the shortcuts popup.

Test Plan: manual tests

Reviewers: georgegevoian

Reviewed By: georgegevoian

Differential Revision: https://phab.getgrist.com/D3295
---
 app/client/ui/App.ts | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/app/client/ui/App.ts b/app/client/ui/App.ts
index a6246193..0d8aaa95 100644
--- a/app/client/ui/App.ts
+++ b/app/client/ui/App.ts
@@ -118,6 +118,13 @@ export class App extends DisposableWithEvents {
 
     this.autoDispose(commands.createGroup({
       cancel() { isHelpPaneVisible(false); },
+      cursorDown() { helpDiv.scrollBy(0, 30); }, // 30 is height of the row in the help screen
+      cursorUp() { helpDiv.scrollBy(0, -30); },
+      pageUp() { helpDiv.scrollBy(0, -helpDiv.clientHeight); },
+      pageDown() { helpDiv.scrollBy(0, helpDiv.clientHeight); },
+      moveToFirstField() { helpDiv.scrollTo(0, 0); }, // home
+      moveToLastField() { helpDiv.scrollTo(0, helpDiv.scrollHeight); }, // end
+      find() { return true; }, // restore browser search
       help() { isHelpPaneVisible(false); },
     }, this, isHelpPaneVisible));