From ebccfb41656d27dd938deaac12c5c85203750a0a Mon Sep 17 00:00:00 2001
From: RoyirinRosmontis <RoyirinRosmontis@users.noreply.git.bu4.ren>
Date: Mon, 24 Aug 2026 12:28:59 +0800
Subject: [PATCH] =?UTF-8?q?=E6=96=B0=E5=A2=9E=E5=8A=9F=E8=83=BD=EF=BC=9A?=
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---
 lite/proxy_lite.py | 35 ++++++++++++++++++++++++++++++++---
 1 file changed, 32 insertions(+), 3 deletions(-)

diff --git a/lite/proxy_lite.py b/lite/proxy_lite.py
index fe1dc49..f129179 100644
--- a/lite/proxy_lite.py
+++ b/lite/proxy_lite.py
@@ -1438,11 +1438,19 @@ class SettingsDialog(QDialog):
         title.setAlignment(Qt.AlignCenter)
         layout.addWidget(title)
 
-        # 版本号：标题下固定显示
+        # 版本号（左）+ 手动「检查更新」入口（右，节点同款 hover）
+        ver_row = QHBoxLayout()
         ver_lab = QLabel(f"版本号: {VERSION}")
         ver_lab.setStyleSheet(f"color: {C_SUBTEXT}; font-size: 11px;")
-        ver_lab.setAlignment(Qt.AlignCenter)
-        layout.addWidget(ver_lab)
+        ver_row.addWidget(ver_lab)
+        ver_row.addStretch()
+        self.link_check_update = NodeLabel(
+            "检查更新", tooltip="手动检查更新",
+            base=f"color: {C_SUBTEXT}; font-size: 11px;",
+            hover=f"color: {C_TEXT}; font-size: 11px; text-decoration: underline;")
+        self.link_check_update.clicked.connect(self._manual_check_update)
+        ver_row.addWidget(self.link_check_update)
+        layout.addLayout(ver_row)
 
         # 提示语：标题正下方（保存结果/错误也显示在这行）
         self.lb_hint = QLabel("代理运行中，关闭代理后可修改" if port_locked else "保存更改后下次开启代理生效")
@@ -1520,6 +1528,27 @@ class SettingsDialog(QDialog):
         btns.addStretch()
         layout.addLayout(btns)
 
+    def _manual_check_update(self):
+        """手动触发一次检查更新（后台线程，复用主窗口逻辑）。"""
+        parent = self.parent()
+        if not isinstance(parent, MainWindow):
+            return
+        self.lb_hint.setText("正在检查更新...")
+        self.lb_hint.setStyleSheet(f"color: {C_SUBTEXT}; font-size: 11px;")
+        try:
+            parent._update_done.connect(self._on_check_done)
+        except TypeError:
+            pass  # 已连接过，忽略
+        threading.Thread(target=parent._check_update, daemon=True).start()
+
+    def _on_check_done(self):
+        self.lb_hint.setText("检查完成，结果见主界面日志")
+        self.lb_hint.setStyleSheet(f"color: {C_SUBTEXT}; font-size: 11px;")
+        try:
+            self.parent()._update_done.disconnect(self._on_check_done)
+        except Exception:
+            pass
+
     def _save_settings(self):
         """保存更改：统一校验并应用全部设置项（后续新增设置项在此扩展）。"""
         port = _parse_port(self.ed_port.text())