feat: add macOS Dock visibility management for tray mode

- Hide Dock icon when minimizing to tray
- Show Dock icon when restoring window from tray
- Apply appropriate activation policy (Accessory/Regular) based on window state
- Add error handling with logging for Dock operations

src-tauri/src/lib.rs

@@ -9,12 +9,12 @@ mod store;
 mod vscode;
 
 use store::AppState;
-#[cfg(target_os = "macos")]
-use tauri::RunEvent;
 use tauri::{
     menu::{CheckMenuItem, Menu, MenuBuilder, MenuItem},
     tray::{TrayIconBuilder, TrayIconEvent},
 };
+#[cfg(target_os = "macos")]
+use tauri::{ActivationPolicy, RunEvent};
 use tauri::{Emitter, Manager};
 
 /// 创建动态托盘菜单
@@ -116,6 +116,23 @@ fn create_tray_menu(
         .map_err(|e| format!("构建菜单失败: {}", e))
 }
 
+#[cfg(target_os = "macos")]
+fn apply_tray_policy(app: &tauri::AppHandle, dock_visible: bool) {
+    let desired_policy = if dock_visible {
+        ActivationPolicy::Regular
+    } else {
+        ActivationPolicy::Accessory
+    };
+
+    if let Err(err) = app.set_dock_visibility(dock_visible) {
+        log::warn!("设置 Dock 显示状态失败: {}", err);
+    }
+
+    if let Err(err) = app.set_activation_policy(desired_policy) {
+        log::warn!("设置激活策略失败: {}", err);
+    }
+}
+
 /// 处理托盘菜单事件
 fn handle_tray_menu_event(app: &tauri::AppHandle, event_id: &str) {
     log::info!("处理托盘菜单事件: {}", event_id);
@@ -130,6 +147,10 @@ fn handle_tray_menu_event(app: &tauri::AppHandle, event_id: &str) {
                 let _ = window.unminimize();
                 let _ = window.show();
                 let _ = window.set_focus();
+                #[cfg(target_os = "macos")]
+                {
+                    apply_tray_policy(app, true);
+                }
             }
         }
         "quit" => {
@@ -267,6 +288,10 @@ pub fn run() {
                     {
                         let _ = window.set_skip_taskbar(true);
                     }
+                    #[cfg(target_os = "macos")]
+                    {
+                        apply_tray_policy(&window.app_handle(), false);
+                    }
                 } else {
                     window.app_handle().exit(0);
                 }
@@ -413,6 +438,7 @@ pub fn run() {
                     let _ = window.unminimize();
                     let _ = window.show();
                     let _ = window.set_focus();
+                    apply_tray_policy(app_handle, true);
                 }
             }
             _ => {}