feat: add minimize to tray functionality (#711)

lib/ui/configuration.dart

@@ -104,10 +104,7 @@ class AppConfiguration {
   double panelRatio = 0.3;
 
   /// 关闭窗口时最小化到系统托盘
-  bool minimizeToTray = false;
-
-  /// 首次关闭时是否已经提示过最小化到托盘
-  bool? minimizeToTrayPromptShown;
+  bool? minimizeToTray;
 
   AppConfiguration._();
 
@@ -206,12 +203,9 @@ class AppConfiguration {
       _theme.color = config['themeColor'] ?? "Blue";
 
       upgradeNoticeV27 = config['upgradeNoticeV27'] ?? true;
-      _language = config['language'] == null 
-        ? null 
-        : Locale.fromSubtags(
-            languageCode: config['language'], 
-            scriptCode: config['languageScript']
-          );
+      _language = config['language'] == null
+          ? null
+          : Locale.fromSubtags(languageCode: config['language'], scriptCode: config['languageScript']);
       pipEnabled.value = config['pipEnabled'] ?? true;
       pipIcon.value = config['pipIcon'] ?? false;
       headerExpanded = config['headerExpanded'] ?? true;
@@ -228,8 +222,7 @@ class AppConfiguration {
       if (config['panelRatio'] != null) {
         panelRatio = config['panelRatio'];
       }
-      minimizeToTray = config['minimizeToTray'] ?? false;
-      minimizeToTrayPromptShown = config['minimizeToTrayPromptShown'];
+      minimizeToTray = config['minimizeToTray'];
     } catch (e) {
       logger.e(e);
     }
@@ -275,7 +268,6 @@ class AppConfiguration {
         "windowPosition": windowPosition == null ? null : {"dx": windowPosition?.dx, "dy": windowPosition?.dy},
       if (Platforms.isDesktop()) 'panelRatio': panelRatio,
       if (Platforms.isDesktop()) 'minimizeToTray': minimizeToTray,
-      if (Platforms.isDesktop() && minimizeToTrayPromptShown != null) 'minimizeToTrayPromptShown': minimizeToTrayPromptShown,
     };
   }
 }

lib/ui/desktop/preference.dart

@@ -127,7 +127,7 @@ class _PreferenceState extends State<Preference> {
                   subtitle: Text(localizations.minimizeToTraySubtitle, style: subtitleStyle),
                   trailing: SwitchWidget(
                       scale: 0.75,
-                      value: appConfiguration.minimizeToTray,
+                      value: appConfiguration.minimizeToTray ?? false,
                       onChanged: (value) {
                         appConfiguration.minimizeToTray = value;
                         appConfiguration.flushConfig();

lib/ui/launch/launch.dart

@@ -106,14 +106,14 @@ class _SocketLaunchState extends State<SocketLaunch> with WindowListener, Widget
 
   Future<void> _handleWindowClose() async {
     final appConfiguration = AppConfiguration.current;
-    if (Platforms.isDesktop() && appConfiguration?.minimizeToTray == true) {
-      if (appConfiguration?.minimizeToTrayPromptShown == null) {
+    if (Platforms.isDesktop() && appConfiguration?.minimizeToTray == null || appConfiguration?.minimizeToTray == true) {
+      if (appConfiguration?.minimizeToTray == null) {
         final minimize = await _showTrayClosePrompt();
         if (!mounted) {
           return;
         }
 
-        appConfiguration?.minimizeToTrayPromptShown = true;
+        appConfiguration?.minimizeToTray = minimize;
         await appConfiguration?.flushConfig();
 
         if (!minimize) {
@@ -129,6 +129,7 @@ class _SocketLaunchState extends State<SocketLaunch> with WindowListener, Widget
         logger.e('show to tray failed, fallback to exit', error: e);
       }
     }
+
     await appExit();
   }
 
@@ -139,9 +140,7 @@ class _SocketLaunchState extends State<SocketLaunch> with WindowListener, Widget
           builder: (ctx) {
             return AlertDialog(
               title: Text(localizations.minimizeToTrayTitle),
-              content: SizedBox(
-                  width: 320,
-                  child: Text(maxLines: 3, localizations.trayClosePromptContent)),
+              content: SizedBox(width: 320, child: Text(maxLines: 3, localizations.trayClosePromptContent)),
               actions: [
                 TextButton(
                   onPressed: () => Navigator.of(ctx).pop(false),
@@ -181,7 +180,10 @@ class _SocketLaunchState extends State<SocketLaunch> with WindowListener, Widget
 
   @override
   Future<AppExitResponse> didRequestAppExit() async {
-    await appExit();
+    bool isPreventClose = await windowManager.isPreventClose();
+    if (!isPreventClose || Platform.isMacOS) {
+      await appExit();
+    }
     return super.didRequestAppExit();
   }
 

lib/utils/desktop_support.dart

@@ -48,6 +48,7 @@ class DesktopSupport {
         await windowManager.focus();
       });
 
+      windowManager.addListener(WindowChangeListener(appConfiguration));
       registerMethodHandler();
     } catch (e) {
       logger.e("Error during desktop initialization: $e");