From 82784f4118843424c06d9a6601b6aac918a7d552 Mon Sep 17 00:00:00 2001
From: huangkuilin <78372151+prclin@users.noreply.github.com>
Date: Tue, 10 Mar 2026 16:32:20 +0800
Subject: [PATCH] fix(layout): correct mainContainerDimension

---
 src/service-override/layout.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/service-override/layout.ts b/src/service-override/layout.ts
index 856488a7..8b1be187 100644
--- a/src/service-override/layout.ts
+++ b/src/service-override/layout.ts
@@ -546,7 +546,7 @@ export class LayoutService extends Disposable implements ILayoutService, IWorkbe
   }
 
   layout(): void {
-    this._mainContainerDimension = dom.getClientArea(window.document.body)
+    this._mainContainerDimension = dom.getClientArea(this.mainContainer)
 
     this._onDidLayout.fire(this._mainContainerDimension)
   }