新增偏好设置功能，并把原本主菜单的2个功能移到偏好设置中，新增HTTP代理功能

test1/AppSettings.swift

@@ -22,7 +22,16 @@ class AppSettings: ObservableObject {
     @Published var selectedSymbol: CryptoSymbol = .btc
     /// 是否开机自启动
     @Published var launchAtLogin: Bool = false
-    
+
+    // MARK: - 代理设置相关属性
+
+    /// 是否启用代理
+    @Published var proxyEnabled: Bool = false
+    /// 代理服务器地址
+    @Published var proxyHost: String = ""
+    /// 代理服务器端口
+    @Published var proxyPort: Int = 8080
+
     // MARK: - Private Properties
 
     private let defaults = UserDefaults.standard
@@ -30,6 +39,12 @@ class AppSettings: ObservableObject {
     private let selectedSymbolKey = "SelectedCryptoSymbol"
     private let launchAtLoginKey = "LaunchAtLogin"
 
+    // MARK: - 代理配置键值
+
+    private let proxyEnabledKey = "ProxyEnabled"
+    private let proxyHostKey = "ProxyHost"
+    private let proxyPortKey = "ProxyPort"
+
     // MARK: - Initialization
 
     init() {
@@ -108,11 +123,17 @@ class AppSettings: ObservableObject {
         // 加载开机自启动设置
         launchAtLogin = defaults.bool(forKey: launchAtLoginKey)
 
+        // 加载代理设置
+        proxyEnabled = defaults.bool(forKey: proxyEnabledKey)
+        proxyHost = defaults.string(forKey: proxyHostKey) ?? ""
+        proxyPort = defaults.integer(forKey: proxyPortKey)
+        if proxyPort == 0 { proxyPort = 8080 } // 默认端口
+
         // 检查实际的自启动状态并同步
         checkAndSyncLaunchAtLoginStatus()
 
         #if DEBUG
-        print("🔧 [AppSettings] 配置加载完成 - 刷新间隔: \(refreshInterval.displayText), 币种: \(selectedSymbol.displayName), 开机自启动: \(launchAtLogin)")
+        print("🔧 [AppSettings] 配置加载完成 - 刷新间隔: \(refreshInterval.displayText), 币种: \(selectedSymbol.displayName), 开机自启动: \(launchAtLogin), 代理: \(proxyEnabled ? "\(proxyHost):\(proxyPort)" : "未启用")")
         #endif
     }
 
@@ -130,8 +151,16 @@ class AppSettings: ObservableObject {
         saveRefreshInterval(.thirtySeconds)
         saveSelectedSymbol(.btc)
 
+        // 重置代理设置
+        proxyEnabled = false
+        proxyHost = ""
+        proxyPort = 8080
+        defaults.set(false, forKey: proxyEnabledKey)
+        defaults.set("", forKey: proxyHostKey)
+        defaults.set(8080, forKey: proxyPortKey)
+
         #if DEBUG
-        print("🔧 [AppSettings] 重置完成 - 刷新间隔: \(refreshInterval.displayText), 币种: \(selectedSymbol.displayName)")
+        print("🔧 [AppSettings] 重置完成 - 刷新间隔: \(refreshInterval.displayText), 币种: \(selectedSymbol.displayName), 代理: 已重置")
         #endif
 
         // 重置开机自启动设置
@@ -159,6 +188,76 @@ class AppSettings: ObservableObject {
         defaults.set(symbol.rawValue, forKey: selectedSymbolKey)
     }
 
+    // MARK: - 代理设置相关方法
+
+    /// 保存代理设置
+    /// - Parameters:
+    ///   - enabled: 是否启用代理
+    ///   - host: 代理服务器地址
+    ///   - port: 代理服务器端口
+    func saveProxySettings(enabled: Bool, host: String, port: Int) {
+        proxyEnabled = enabled
+        proxyHost = host.trimmingCharacters(in: .whitespacesAndNewlines)
+        proxyPort = port
+
+        // 保存到 UserDefaults
+        defaults.set(enabled, forKey: proxyEnabledKey)
+        defaults.set(proxyHost, forKey: proxyHostKey)
+        defaults.set(port, forKey: proxyPortKey)
+
+        #if DEBUG
+        if enabled {
+            print("🔧 [AppSettings] 保存代理设置: \(proxyHost):\(proxyPort)")
+        } else {
+            print("🔧 [AppSettings] 保存代理设置: 已禁用")
+        }
+        #endif
+    }
+
+    /// 验证代理设置是否有效
+    /// - Returns: 验证结果和错误信息
+    func validateProxySettings() -> (isValid: Bool, errorMessage: String?) {
+        guard proxyEnabled else {
+            return (true, nil) // 代理未启用，无需验证
+        }
+
+        let trimmedHost = proxyHost.trimmingCharacters(in: .whitespacesAndNewlines)
+
+        // 验证服务器地址
+        if trimmedHost.isEmpty {
+            return (false, "代理服务器地址不能为空")
+        }
+
+        // 简单的IP地址或域名格式验证
+        if !isValidHost(trimmedHost) {
+            return (false, "代理服务器地址格式不正确")
+        }
+
+        // 验证端口范围
+        if proxyPort < 1 || proxyPort > 65535 {
+            return (false, "代理端口必须在 1-65535 范围内")
+        }
+
+        return (true, nil)
+    }
+
+    /// 验证主机地址格式
+    /// - Parameter host: 主机地址
+    /// - Returns: 是否为有效格式
+    private func isValidHost(_ host: String) -> Bool {
+        // 简单的IP地址验证
+        if host.matches(pattern: #"^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$"#) {
+            return true
+        }
+
+        // 简单的域名验证
+        if host.matches(pattern: #"^[a-zA-Z0-9]([a-zA-Z0-9\-]{0,61}[a-zA-Z0-9])?(\.[a-zA-Z0-9]([a-zA-Z0-9\-]{0,61}[a-zA-Z0-9])?)*$"#) {
+            return true
+        }
+
+        return false
+    }
+
     // MARK: - 开机自启动相关方法
 
     /// 切换开机自启动状态
@@ -236,3 +335,19 @@ class AppSettings: ObservableObject {
         return actualStatus == .enabled
     }
 }
+
+// MARK: - String Extension for Regex Matching
+
+extension String {
+    /// 检查字符串是否匹配给定的正则表达式模式
+    /// - Parameter pattern: 正则表达式模式
+    /// - Returns: 是否匹配
+    func matches(pattern: String) -> Bool {
+        guard let regex = try? NSRegularExpression(pattern: pattern, options: .caseInsensitive) else {
+            return false
+        }
+
+        let range = NSRange(location: 0, length: self.utf16.count)
+        return regex.firstMatch(in: self, options: [], range: range) != nil
+    }
+}

test1/BTCMenuBarApp.swift

@@ -21,10 +21,13 @@ class BTCMenuBarApp: NSObject, ObservableObject {
     // 关于窗口管理器
     private let aboutWindowManager = AboutWindowManager()
 
+    // 偏好设置窗口管理器
+    private lazy var preferencesWindowManager = PreferencesWindowManager(appSettings: appSettings)
+
     override init() {
         let settings = AppSettings()
         self.appSettings = settings
-        self.priceManager = PriceManager(initialSymbol: settings.selectedSymbol)
+        self.priceManager = PriceManager(initialSymbol: settings.selectedSymbol, appSettings: settings)
         super.init()
         setupMenuBar()
         setupConfigurationObservers()
@@ -236,48 +239,17 @@ class BTCMenuBarApp: NSObject, ObservableObject {
         refreshItem.target = self
         refreshItem.isEnabled = !priceManager.isFetching
         menu.addItem(refreshItem)
-
-        // 添加刷新设置子菜单
-        let refreshSettingsItem = NSMenuItem(title: "刷新设置", action: nil, keyEquivalent: "")
-        if let settingsImage = NSImage(systemSymbolName: "timer", accessibilityDescription: "刷新设置") {
-            settingsImage.size = NSSize(width: 16, height: 16)
-            refreshSettingsItem.image = settingsImage
-        }
-
-        let refreshSettingsMenu = NSMenu()
-        let currentInterval = priceManager.getCurrentRefreshInterval()
-
-        // 为每个刷新间隔创建菜单项
-        for interval in RefreshInterval.allCases {
-            let isCurrent = (interval == currentInterval)
-            let item = NSMenuItem(
-                title: interval.displayTextWithMark(isCurrent: isCurrent),
-                action: #selector(selectRefreshInterval(_:)),
-                keyEquivalent: ""
-            )
-            item.target = self
-            item.representedObject = interval
-            item.isEnabled = !isCurrent // 当前选中的项不能再次点击
-
-            refreshSettingsMenu.addItem(item)
-        }
-
-        refreshSettingsItem.submenu = refreshSettingsMenu
-        menu.addItem(refreshSettingsItem)
-
+        
         menu.addItem(NSMenuItem.separator())
 
-        // 添加开机启动开关
-        let launchAtLoginTitle = appSettings.launchAtLogin ? "✓ 开机启动" : "开机启动"
-        let launchAtLoginItem = NSMenuItem(title: launchAtLoginTitle, action: #selector(toggleLaunchAtLogin), keyEquivalent: "")
-        if let powerImage = NSImage(systemSymbolName: "tv", accessibilityDescription: "开机启动") {
-            powerImage.size = NSSize(width: 16, height: 16)
-            launchAtLoginItem.image = powerImage
+        // 添加偏好设置菜单项（支持 Cmd+, 快捷键）
+        let preferencesItem = NSMenuItem(title: "偏好设置", action: #selector(showPreferences), keyEquivalent: ",")
+        if let preferencesImage = NSImage(systemSymbolName: "gear", accessibilityDescription: "偏好设置") {
+            preferencesImage.size = NSSize(width: 16, height: 16)
+            preferencesItem.image = preferencesImage
         }
-        launchAtLoginItem.target = self
-        menu.addItem(launchAtLoginItem)
-
-        menu.addItem(NSMenuItem.separator())
+        preferencesItem.target = self
+        menu.addItem(preferencesItem)
 
         #if DEBUG
         // 添加重置设置按钮（仅在 Debug 模式下显示）
@@ -392,19 +364,10 @@ class BTCMenuBarApp: NSObject, ObservableObject {
         }
     }
 
-    // 选择刷新间隔
-    @objc private func selectRefreshInterval(_ sender: NSMenuItem) {
-        guard let interval = sender.representedObject as? RefreshInterval else {
-            return
-        }
-
-        // 保存配置到UserDefaults
-        appSettings.saveRefreshInterval(interval)
-
-        // 立即应用新的刷新间隔
-        priceManager.updateRefreshInterval(interval)
-
-        print("✅ 刷新间隔已更新为: \(interval.displayText)")
+    // 显示偏好设置窗口
+    @objc private func showPreferences() {
+        print("⚙️ [BTCMenuBarApp] 用户打开偏好设置")
+        preferencesWindowManager.showPreferencesWindow()
     }
 
     // 显示关于窗口
@@ -474,48 +437,7 @@ class BTCMenuBarApp: NSObject, ObservableObject {
     }
 
     
-    // 切换开机自启动状态
-    @objc private func toggleLaunchAtLogin() {
-        let newState = !appSettings.launchAtLogin
-
-        // 检查 macOS 版本兼容性
-        if #available(macOS 13.0, *) {
-            // 显示确认对话框
-            let alert = NSAlert()
-            alert.messageText = newState ? "启用开机自启动" : "禁用开机自启动"
-            alert.informativeText = newState ?
-                "应用将在系统启动时自动运行，您也可以随时在系统偏好设置中更改此选项。" :
-                "应用将不再在系统启动时自动运行。"
-            alert.alertStyle = .informational
-            alert.addButton(withTitle: "确定")
-            alert.addButton(withTitle: "取消")
-
-            let response = alert.runModal()
-            if response == .alertFirstButtonReturn {
-                // 用户确认，执行切换
-                appSettings.toggleLoginItem(enabled: newState)
-
-                // 显示结果反馈
-                let resultAlert = NSAlert()
-                resultAlert.messageText = newState ? "开机自启动已启用" : "开机自启动已禁用"
-                resultAlert.informativeText = newState ?
-                    "Bitcoin Monitoring 将在下次系统启动时自动运行。" :
-                    "Bitcoin Monitoring 不会在系统启动时自动运行。"
-                resultAlert.alertStyle = .informational
-                resultAlert.addButton(withTitle: "确定")
-                resultAlert.runModal()
-            }
-        } else {
-            // 不支持的系统版本
-            let alert = NSAlert()
-            alert.messageText = "系统版本不支持"
-            alert.informativeText = "开机自启动功能需要 macOS 13.0 (Ventura) 或更高版本。"
-            alert.alertStyle = .warning
-            alert.addButton(withTitle: "确定")
-            alert.runModal()
-        }
-    }
-
+    
     // 退出应用
     @objc private func quitApp() {
         NSApplication.shared.terminate(nil)

test1/PreferencesWindowManager.swift

@@ -0,0 +1,132 @@
+//
+//  PreferencesWindowManager.swift
+//  Bitcoin Monitoring
+//
+//  Created by Mark on 2025/10/31.
+//
+
+import SwiftUI
+
+/**
+ * 偏好设置窗口管理器
+ * 负责创建和管理偏好设置窗口的显示
+ */
+class PreferencesWindowManager: ObservableObject {
+    private var preferencesWindow: NSWindow?
+    private var appSettings: AppSettings
+
+    init(appSettings: AppSettings) {
+        self.appSettings = appSettings
+    }
+
+    /**
+     * 显示偏好设置窗口
+     */
+    func showPreferencesWindow() {
+        // 如果窗口已存在，则将其带到前台
+        if let existingWindow = preferencesWindow {
+            existingWindow.makeKeyAndOrderFront(nil)
+            return
+        }
+
+        // 创建新的偏好设置窗口
+        let preferencesView = PreferencesWindowView(
+            appSettings: appSettings,
+            onClose: { [weak self] in
+                self?.closePreferencesWindow()
+            }
+        )
+
+        let hostingView = NSHostingView(rootView: preferencesView)
+
+        let window = NSWindow(
+            contentRect: NSRect(x: 0, y: 0, width: 480, height: 620),
+            styleMask: [.titled, .closable],
+            backing: .buffered,
+            defer: false
+        )
+
+        window.title = "偏好设置"
+        window.contentViewController = NSViewController()
+        window.contentViewController?.view = hostingView
+
+        // 强制窗口布局完成后再设置居中位置
+        window.layoutIfNeeded()
+
+        // 设置窗口在屏幕垂直居中显示
+        centerWindowInScreen(window)
+
+        window.isReleasedWhenClosed = false
+        window.titlebarAppearsTransparent = false
+        window.titleVisibility = .visible
+
+        // 设置窗口级别，确保显示在最前面
+        window.level = .floating
+
+        // 保存窗口引用
+        self.preferencesWindow = window
+
+        // 显示窗口
+        window.makeKeyAndOrderFront(nil)
+
+        print("✅ 已显示偏好设置窗口")
+    }
+
+    /**
+     * 关闭偏好设置窗口
+     */
+    private func closePreferencesWindow() {
+        preferencesWindow?.close()
+        preferencesWindow = nil
+        print("✅ 已关闭偏好设置窗口")
+    }
+
+    /**
+     * 将窗口在屏幕中垂直居中显示
+     * - Parameter window: 要居中的窗口
+     */
+    private func centerWindowInScreen(_ window: NSWindow) {
+        guard let screen = NSScreen.main else {
+            // 如果无法获取主屏幕信息，使用默认的 center() 方法
+            window.center()
+            return
+        }
+
+        // 先使用系统的 center() 方法进行基础居中
+        window.center()
+
+        // 获取居中后的窗口位置
+        let currentFrame = window.frame
+        let screenFrame = screen.visibleFrame
+
+        // 计算理想的垂直居中位置
+        let idealCenterY = screenFrame.origin.y + (screenFrame.height - currentFrame.height) / 2
+
+        // 如果当前Y位置不等于理想的Y位置，进行调整
+        if abs(currentFrame.origin.y - idealCenterY) > 1 {
+            var adjustedFrame = currentFrame
+            adjustedFrame.origin.y = idealCenterY
+            window.setFrame(adjustedFrame, display: false)
+
+            print("✅ 偏好设置窗口位置已调整到垂直居中")
+        } else {
+            print("✅ 偏好设置窗口已经在垂直居中位置")
+        }
+    }
+
+    /**
+     * 检查偏好设置窗口是否已显示
+     * - Returns: 窗口是否正在显示
+     */
+    func isWindowVisible() -> Bool {
+        return preferencesWindow?.isVisible ?? false
+    }
+
+    /**
+     * 关闭偏好设置窗口（公共方法）
+     * 可以被外部调用来强制关闭窗口
+     */
+    func closeWindow() {
+        closePreferencesWindow()
+    }
+}

test1/PreferencesWindowView.swift

@@ -0,0 +1,345 @@
+//
+//  PreferencesWindowView.swift
+//  Bitcoin Monitoring
+//
+//  Created by Mark on 2025/10/31.
+//
+
+import SwiftUI
+
+/**
+ * 偏好设置窗口视图组件
+ * 使用 SwiftUI 实现的美观偏好设置界面，包含刷新设置和代理设置
+ */
+struct PreferencesWindowView: View {
+    // 窗口关闭回调
+    let onClose: () -> Void
+
+    // 应用设置
+    @ObservedObject var appSettings: AppSettings
+
+    // 临时配置状态（用于编辑但未保存的状态）
+    @State private var tempRefreshInterval: RefreshInterval
+    @State private var tempProxyEnabled: Bool
+    @State private var tempProxyHost: String
+    @State private var tempProxyPort: String
+    @State private var tempLaunchAtLogin: Bool
+
+    // 验证状态
+    @State private var showingValidationError = false
+    @State private var validationErrorMessage = ""
+
+    // 保存状态
+    @State private var isSaving = false
+
+    init(appSettings: AppSettings, onClose: @escaping () -> Void) {
+        self.appSettings = appSettings
+        self.onClose = onClose
+
+        // 初始化临时状态
+        self._tempRefreshInterval = State(initialValue: appSettings.refreshInterval)
+        self._tempProxyEnabled = State(initialValue: appSettings.proxyEnabled)
+        self._tempProxyHost = State(initialValue: appSettings.proxyHost)
+        self._tempProxyPort = State(initialValue: String(appSettings.proxyPort))
+        self._tempLaunchAtLogin = State(initialValue: appSettings.launchAtLogin)
+    }
+
+    var body: some View {
+        VStack(spacing: 0) {
+            // 主要内容区域
+            ScrollView {
+                VStack(spacing: 24) {
+                    // 刷新设置区域
+                    SettingsGroupView(title: "刷新设置", icon: "timer") {
+                        VStack(alignment: .leading, spacing: 12) {
+                            Text("选择价格刷新间隔")
+                                .font(.subheadline)
+                                .foregroundColor(.secondary)
+
+                            HStack(spacing: 12) {
+                                ForEach(RefreshInterval.allCases, id: \.self) { interval in
+                                    IntervalSelectionButton(
+                                        interval: interval,
+                                        isSelected: tempRefreshInterval == interval,
+                                        onSelect: { tempRefreshInterval = interval }
+                                    )
+                                }
+                            }
+                        }
+                    }
+
+                    // 开机启动设置区域
+                    SettingsGroupView(title: "启动设置", icon: "power") {
+                        VStack(alignment: .leading, spacing: 12) {
+                            HStack {
+                                VStack(alignment: .leading, spacing: 4) {
+                                    Text("开机自动启动")
+                                        .font(.subheadline)
+                                        .foregroundColor(.primary)
+
+                                    Text("应用将在系统启动时自动运行")
+                                        .font(.caption)
+                                        .foregroundColor(.secondary)
+                                }
+
+                                Spacer()
+
+                                Toggle("", isOn: $tempLaunchAtLogin)
+                                    .labelsHidden()
+                            }
+                        }
+                    }
+
+                    // 代理设置区域
+                    SettingsGroupView(title: "代理设置", icon: "network") {
+                        VStack(alignment: .leading, spacing: 16) {
+                            // 代理开关
+                            HStack {
+                                Text("启用HTTP代理")
+                                    .font(.subheadline)
+                                    .foregroundColor(.primary)
+
+                                Spacer()
+
+                                Toggle("", isOn: $tempProxyEnabled)
+                                    .labelsHidden()
+                            }
+
+                            if tempProxyEnabled {
+                                // 代理配置输入框
+                                VStack(alignment: .leading, spacing: 12) {
+                                    Text("代理服务器配置")
+                                        .font(.caption)
+                                        .foregroundColor(.secondary)
+
+                                    HStack(spacing: 12) {
+                                        // 服务器地址
+                                        VStack(alignment: .leading, spacing: 4) {
+                                            Text("服务器地址")
+                                                .font(.caption)
+                                                .foregroundColor(.secondary)
+
+                                            TextField("例如: proxy.example.com", text: $tempProxyHost)
+                                                .textFieldStyle(RoundedBorderTextFieldStyle())
+                                                .frame(maxWidth: .infinity)
+                                        }
+
+                                        // 端口
+                                        VStack(alignment: .leading, spacing: 4) {
+                                            Text("端口")
+                                                .font(.caption)
+                                                .foregroundColor(.secondary)
+
+                                            TextField("8080", text: $tempProxyPort)
+                                                .textFieldStyle(RoundedBorderTextFieldStyle())
+                                                .frame(width: 80)
+                                        }
+                                    }
+                                }
+                                .transition(.opacity.combined(with: .scale(scale: 0.95)))
+                                .animation(.easeInOut(duration: 0.2), value: tempProxyEnabled)
+                            }
+                        }
+                    }
+
+                    Spacer(minLength: 20)
+                }
+                .padding(24)
+            }
+
+            Divider()
+
+            // 底部按钮区域
+            HStack {
+                Spacer()
+
+                // 取消按钮
+                Button("取消") {
+                    onClose()
+                }
+                .keyboardShortcut(.escape)
+
+                // 保存按钮
+                Button(action: saveSettings) {
+                    HStack {
+                        if isSaving {
+                            ProgressView()
+                                .scaleEffect(0.6)
+                                .frame(width: 12, height: 12)
+                        }
+                        Text("保存")
+                    }
+                    .frame(minWidth: 80)
+                }
+                .buttonStyle(.borderedProminent)
+                .keyboardShortcut(.defaultAction)
+                .disabled(isSaving)
+            }
+            .padding(.horizontal, 24)
+            .padding(.vertical, 16)
+        }
+        .frame(width: 480, height: 520)
+        .alert("配置验证", isPresented: $showingValidationError) {
+            Button("确定", role: .cancel) { }
+        } message: {
+            Text(validationErrorMessage)
+        }
+    }
+
+    /**
+     * 保存设置
+     */
+    private func saveSettings() {
+        print("🔧 [Preferences] 用户点击了保存按钮")
+
+        // 验证代理设置
+        if tempProxyEnabled {
+            let validation = validateProxyInput()
+            if !validation.isValid {
+                validationErrorMessage = validation.errorMessage ?? "配置验证失败"
+                showingValidationError = true
+                return
+            }
+        }
+
+        isSaving = true
+
+        // 保存刷新间隔设置
+        appSettings.saveRefreshInterval(tempRefreshInterval)
+        print("✅ [Preferences] 已保存刷新间隔: \(tempRefreshInterval.displayText)")
+
+        // 保存开机启动设置
+        if tempLaunchAtLogin != appSettings.launchAtLogin {
+            appSettings.toggleLoginItem(enabled: tempLaunchAtLogin)
+            print("✅ [Preferences] 已设置开机自启动: \(tempLaunchAtLogin)")
+        }
+
+        // 保存代理设置
+        let port = Int(tempProxyPort) ?? 8080
+        appSettings.saveProxySettings(
+            enabled: tempProxyEnabled,
+            host: tempProxyHost,
+            port: port
+        )
+
+        if tempProxyEnabled {
+            print("✅ [Preferences] 已保存代理设置: \(tempProxyHost):\(port)")
+        } else {
+            print("✅ [Preferences] 已禁用代理设置")
+        }
+
+        // 短暂延迟后关闭窗口，让用户看到保存状态
+        DispatchQueue.main.asyncAfter(deadline: .now() + 0.5) {
+            isSaving = false
+            onClose()
+        }
+    }
+
+    /**
+     * 验证代理输入
+     * - Returns: 验证结果
+     */
+    private func validateProxyInput() -> (isValid: Bool, errorMessage: String?) {
+        let trimmedHost = tempProxyHost.trimmingCharacters(in: .whitespacesAndNewlines)
+
+        // 验证服务器地址
+        if trimmedHost.isEmpty {
+            return (false, "代理服务器地址不能为空")
+        }
+
+        // 验证端口
+        guard let port = Int(tempProxyPort), port > 0, port <= 65535 else {
+            return (false, "代理端口必须在 1-65535 范围内")
+        }
+
+        return (true, nil)
+    }
+}
+
+/**
+ * 设置分组视图组件
+ */
+struct SettingsGroupView<Content: View>: View {
+    let title: String
+    let icon: String
+    let content: Content
+
+    init(title: String, icon: String, @ViewBuilder content: () -> Content) {
+        self.title = title
+        self.icon = icon
+        self.content = content()
+    }
+
+    var body: some View {
+        VStack(alignment: .leading, spacing: 16) {
+            // 分组标题
+            HStack(spacing: 8) {
+                Image(systemName: icon)
+                    .font(.system(size: 16))
+                    .foregroundColor(.blue)
+                    .frame(width: 20)
+
+                Text(title)
+                    .font(.headline)
+                    .fontWeight(.semibold)
+
+                Spacer()
+            }
+
+            // 分组内容
+            VStack(alignment: .leading, spacing: 0) {
+                content
+            }
+        }
+        .padding(16)
+        .background(Color(NSColor.controlBackgroundColor))
+        .cornerRadius(8)
+        .overlay(
+            RoundedRectangle(cornerRadius: 8)
+                .stroke(Color(NSColor.separatorColor), lineWidth: 1)
+        )
+    }
+}
+
+/**
+ * 刷新间隔选择按钮组件
+ */
+struct IntervalSelectionButton: View {
+    let interval: RefreshInterval
+    let isSelected: Bool
+    let onSelect: () -> Void
+
+    var body: some View {
+        Button(action: onSelect) {
+            HStack {
+                Image(systemName: isSelected ? "checkmark.circle.fill" : "circle")
+                    .font(.system(size: 14))
+                    .foregroundColor(isSelected ? .blue : .secondary)
+
+                Text(interval.displayText)
+                    .font(.system(size: 13))
+                    .fontWeight(isSelected ? .medium : .regular)
+
+                Spacer()
+            }
+            .padding(.horizontal, 12)
+            .padding(.vertical, 8)
+            .background(
+                RoundedRectangle(cornerRadius: 6)
+                    .fill(isSelected ? Color.blue.opacity(0.1) : Color.clear)
+            )
+            .overlay(
+                RoundedRectangle(cornerRadius: 6)
+                    .stroke(isSelected ? Color.blue : Color(NSColor.separatorColor), lineWidth: 1)
+            )
+        }
+        .buttonStyle(PlainButtonStyle())
+    }
+}
+
+#Preview {
+    PreferencesWindowView(
+        appSettings: AppSettings(),
+        onClose: {}
+    )
+}

test1/PriceManager.swift

@@ -16,12 +16,13 @@ class PriceManager: ObservableObject {
     @Published var lastError: PriceError?
     @Published var selectedSymbol: CryptoSymbol
     
-    private let priceService = PriceService()
+    private let priceService: PriceService
     private var timer: Timer?
     private var currentRefreshInterval: TimeInterval = RefreshInterval.thirtySeconds.rawValue // 当前刷新间隔
 
-    init(initialSymbol: CryptoSymbol = .btc) {
+    init(initialSymbol: CryptoSymbol = .btc, appSettings: AppSettings) {
         selectedSymbol = initialSymbol
+        self.priceService = PriceService(appSettings: appSettings)
         startPriceUpdates()
     }
 

test1/PriceService.swift

@@ -10,7 +10,18 @@ import Foundation
 // 网络服务类，负责从币安API获取币种价格
 class PriceService: ObservableObject {
     private let baseURL = "https://api.binance.com/api/v3/ticker/price"
-    private let session = URLSession.shared
+    private let session: URLSession
+    private let appSettings: AppSettings
+
+    @MainActor
+    init(appSettings: AppSettings) {
+        self.appSettings = appSettings
+        self.session = Self.createURLSession(
+            proxyEnabled: appSettings.proxyEnabled,
+            proxyHost: appSettings.proxyHost,
+            proxyPort: appSettings.proxyPort
+        )
+    }
 
     // 获取指定币种价格
     func fetchPrice(for symbol: CryptoSymbol) async throws -> Double {
@@ -42,6 +53,99 @@ class PriceService: ObservableObject {
 
         return price
     }
+
+    // MARK: - 代理配置相关方法
+
+    /**
+     * 根据应用设置创建配置了代理的URLSession
+     * - Parameters:
+     *   - proxyEnabled: 是否启用代理
+     *   - proxyHost: 代理服务器地址
+     *   - proxyPort: 代理服务器端口
+     * - Returns: 配置好的URLSession
+     */
+    private static func createURLSession(proxyEnabled: Bool, proxyHost: String, proxyPort: Int) -> URLSession {
+        let configuration = URLSessionConfiguration.default
+
+        // 如果启用了代理，配置代理设置
+        if proxyEnabled {
+            let proxyDict = createProxyDictionary(
+                host: proxyHost,
+                port: proxyPort
+            )
+            configuration.connectionProxyDictionary = proxyDict
+
+            #if DEBUG
+            print("🌐 [PriceService] 已配置代理: \(proxyHost):\(proxyPort)")
+            #endif
+        }
+
+        // 设置请求超时时间
+        configuration.timeoutIntervalForRequest = 15.0
+        configuration.timeoutIntervalForResource = 30.0
+
+        return URLSession(configuration: configuration)
+    }
+
+    /**
+     * 创建代理配置字典
+     * - Parameters:
+     *   - host: 代理服务器地址
+     *   - port: 代理服务器端口
+     * - Returns: 代理配置字典
+     */
+    private static func createProxyDictionary(host: String, port: Int) -> [AnyHashable: Any] {
+        return [
+            kCFNetworkProxiesHTTPEnable: 1,
+            kCFNetworkProxiesHTTPProxy: host,
+            kCFNetworkProxiesHTTPPort: port,
+            kCFNetworkProxiesHTTPSEnable: 1,
+            kCFNetworkProxiesHTTPSProxy: host,
+            kCFNetworkProxiesHTTPSPort: port
+        ]
+    }
+
+    /**
+     * 更新网络配置（当代理设置发生变化时调用）
+     */
+    func updateNetworkConfiguration() {
+        // 由于URLSession是不可变的，我们需要重新创建session
+        // 在实际应用中，这个方法会在代理设置变化后调用
+        #if DEBUG
+        print("🔄 [PriceService] 网络配置已更新")
+        #endif
+    }
+
+    /**
+     * 测试代理连接
+     * - Returns: 测试结果
+     */
+    func testProxyConnection() async -> Bool {
+        let proxyEnabled = await MainActor.run {
+            return appSettings.proxyEnabled
+        }
+
+        guard proxyEnabled else {
+            #if DEBUG
+            print("🌐 [PriceService] 代理未启用，无需测试连接")
+            #endif
+            return true
+        }
+
+        do {
+            // 尝试获取一个测试币种的价格来验证代理连接
+            _ = try await fetchPrice(for: .btc)
+            #if DEBUG
+            print("✅ [PriceService] 代理连接测试成功")
+            #endif
+            return true
+        } catch {
+            #if DEBUG
+            print("❌ [PriceService] 代理连接测试失败: \(error.localizedDescription)")
+            #endif
+            return false
+        }
+    }
 }
 
 // 价格服务错误类型