From beb13fc33d5b39f157dffdf97120ba0753071312 Mon Sep 17 00:00:00 2001
From: Jokul <wangshengshan011@163.com>
Date: Sun, 9 Aug 2026 07:41:58 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E5=88=87=E6=8D=A2=E7=BD=91=E5=8D=A1?=
 =?UTF-8?q?=E5=90=8E=E4=BC=9A=E8=AF=9D=E6=B5=81=E9=87=8F=E9=87=8D=E7=BD=AE?=
 =?UTF-8?q?=E4=B8=BA=200?=
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setActiveInterface 重置会话总量 m_totalDownload/m_totalUpload 为 0，
与包统计重置逻辑一致，切换后显示当前网卡的会话流量
---
 src/networkmonitorapplet.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/networkmonitorapplet.cpp b/src/networkmonitorapplet.cpp
index 56010ec..ea8952f 100644
--- a/src/networkmonitorapplet.cpp
+++ b/src/networkmonitorapplet.cpp
@@ -368,6 +368,13 @@ void NetworkMonitorApplet::setActiveInterface(const QString &interface)
         m_txDropped = 0;
         emit packetStatsChanged();
 
+        // 接口切换后会话总量重置为 0，重新累加当前网卡流量
+        // 设计原因：用户期望切换后显示当前网卡的会话流量，而非所有网卡总和；
+        // 与包统计的重置逻辑一致，切换后各统计项都归零重新计算
+        m_totalDownload = 0;
+        m_totalUpload = 0;
+        emit totalChanged();
+
         // 持久化到配置文件，下次启动自动加载用户选择的网卡
         // 设计原因：弹窗 chip 和设置窗口都调用此方法，统一持久化保证两处选择一致
         const QString configPath = QStandardPaths::writableLocation(QStandardPaths::ConfigLocation)