Filer to disable smoothscroll >> `add_filter( 'fl_theme_disable_smoothscroll', '__return_true' );`

theme.patch

From 7485624b4814ccafb6edefc1358be7ca3f531478 Mon Sep 17 00:00:00 2001
From: Simon Prosser <pross@pross.org.uk>
Date: Mon, 21 Sep 2020 20:06:41 +0100
Subject: [PATCH] New filter fl_theme_disable_smoothscroll to disable
 smoothscroll

add_filter( 'fl_theme_disable_smoothscroll', '__return_true' );
Fixes #148
---
 classes/class-fl-theme.php | 6 +++++-
 js/theme.js                | 9 +++++++--
 2 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/classes/class-fl-theme.php b/classes/class-fl-theme.php
index 26be40f..6e6e635 100644
--- a/classes/class-fl-theme.php
+++ b/classes/class-fl-theme.php
@@ -244,7 +244,11 @@ static public function enqueue_scripts() {
 		 * JS Options for breakpoints
 		 * @see fl_theme_breakpoint_opts
 		 */
-		wp_localize_script( 'fl-automator', 'themeopts', self::get_theme_breakpoints() );
+		$themeopts = self::get_theme_breakpoints();
+		if ( true === apply_filters( 'fl_theme_disable_smoothscroll', false ) ) {
+			$themeopts['smooth'] = 'disabled';
+		}
+		wp_localize_script( 'fl-automator', 'themeopts', $themeopts );
 
 		// Skin
 		if ( 'file' === FLTheme::get_asset_enqueue_method() ) {
diff --git a/js/theme.js b/js/theme.js
index 092756f..e60a4ff 100644
--- a/js/theme.js
+++ b/js/theme.js
@@ -379,6 +379,11 @@
 				return;
 			}
 
+			// if scroll is disabled globally via filter do not scroll.
+			if ('undefined' !== typeof window.themeopts.smooth && 'disabled' === window.themeopts.smooth) {
+				return;
+			}
+
 			if (location.hash && $( location.hash ).length) {
 				setTimeout(function() {
 					window.scrollTo(0, 0);
@@ -984,11 +989,11 @@
 
 					$( win ).on( 'scroll.fl-fixed-header', FLTheme._fixThemerLayoutOnScroll );
 				}
-				
+
 				if($('body.fl-scroll-header').length === 0 && $('.fl-header-padding-top-custom').length === 0 ) {
 					$('.fl-page').css('padding-top', totalHeaderHeight);
 				}
-				
+
 				$( win ).trigger( 'scroll' );
 		 	}
 		 	else {