From ce834b86c8475e08c9cb5c200a5f87bef9154b8a Mon Sep 17 00:00:00 2001
From: yumoqing <yumoqing@gmail.com>
Date: Fri, 5 Sep 2025 12:10:08 +0800
Subject: [PATCH] bugfix

---
 bricks/scroll.js |  4 ++--
 bricks/widget.js | 11 +++++++----
 2 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/bricks/scroll.js b/bricks/scroll.js
index 942cfba..01cbd1d 100644
--- a/bricks/scroll.js
+++ b/bricks/scroll.js
@@ -24,7 +24,7 @@ bricks.HScrollPanel = class extends bricks.HBox {
 	constructor(opts){
 		opts.width = '100%';
 		opts.height = '100%';
-		opts.css = 'scrollpanel';
+		opts.css = opts.css + ' scrollpanel';
 		opts.overflow = 'auto';
 		super(opts);
 		this.min_threshold = opts.min_threshold || 0.01;
@@ -66,7 +66,7 @@ bricks.VScrollPanel = class extends bricks.VBox {
 	constructor(opts){
 		opts.width = '100%';
 		opts.height = '100%';
-		opts.css = 'scrollpanel';
+		opts.css = opts.css + ' scrollpanel';
 		opts.overflow = 'auto';
 		super(opts);
 		this.min_threshold = opts.min_threshold || 0.02;
diff --git a/bricks/widget.js b/bricks/widget.js
index 0f0f0aa..98fa8ca 100644
--- a/bricks/widget.js
+++ b/bricks/widget.js
@@ -264,10 +264,13 @@ bricks.JsWidget = class {
 		this.dom_element.classList.remove(css);
 	}
 	set_css(css, remove_flg){
-		if (!remove_flg){
-			this.dom_element.classList.add(css);
-		} else {
-			this.dom_element.classList.remove(css);
+		var arr = csses.split(' ');
+		arr.forEach(c => {
+			if (!remove_flg){
+				this.dom_element.classList.add(c);
+			} else {
+				this.dom_element.classList.remove(c);
+			}
 		}
 	}
 	set_cssObject(cssobj){