From 36b268f74caccb0ba5f25fe77d19320dd5954828 Mon Sep 17 00:00:00 2001
From: yu <1919727607@qq.com>
Date: Thu, 5 Nov 2026 13:01:27 +0800
Subject: [PATCH] =?UTF-8?q?=E8=BF=90=E8=A1=8C=E6=97=B6=E5=85=83=E7=B4=A0?=
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---
 src/main/browser/session.ts | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/main/browser/session.ts b/src/main/browser/session.ts
index d32d4a6..8d446f2 100644
--- a/src/main/browser/session.ts
+++ b/src/main/browser/session.ts
@@ -192,7 +192,22 @@ export class BrowserSession implements BrowserLike {
     return this.transport.send<T>(method, params);
   }
 
+  private lastFollowCheck = 0;
+
+  /** 运行时跟随前台标签页：点按钮/搜索常开新标签页，元素操作应落在用户眼前看到的页面（节流 400ms） */
+  private async followForegroundTab(): Promise<void> {
+    if (this.win || !this.httpBase) return;
+    const now = Date.now();
+    if (now - this.lastFollowCheck < 400) return;
+    this.lastFollowCheck = now;
+    const pages = await listPageTargets(this.httpBase).catch(() => []);
+    const page = pages[0];
+    if (!page || page.id === this.activeTargetId) return;
+    await this.activateTab(page.id);
+  }
+
   private async evaluate<T = unknown>(expression: string): Promise<T> {
+    await this.followForegroundTab().catch(() => {});
     const result = await this.cdp<{ result?: { value?: T }; exceptionDetails?: { exception?: { description?: string }; text?: string } }>(
       "Runtime.evaluate",
       { expression, returnByValue: true, awaitPromise: true }