sync language

Signed-off-by: 21pages <pages21@163.com>

flutter/lib/common.dart

@@ -218,17 +218,6 @@ class MyTheme {
     return dark ? ThemeMode.dark : ThemeMode.light;
   }
 
-  static registerEventHandler() {
-    if (desktopType != DesktopType.main) {
-      platformFFI.registerEventHandler('theme', 'theme-$desktopType', (evt) {
-        String? dark = evt['dark'];
-        if (dark != null) {
-          changeTo(dark == 'true');
-        }
-      });
-    }
-  }
-
   static ColorThemeExtension color(BuildContext context) {
     return Theme.of(context).extension<ColorThemeExtension>()!;
   }
@@ -238,14 +227,6 @@ class MyTheme {
   }
 }
 
-class ThemeModeNotifier {
-  final ValueNotifier<Brightness> brightness;
-  ThemeModeNotifier(this.brightness);
-  changeThemeBrightness({required Brightness brightness}) {
-    this.brightness.value = brightness;
-  }
-}
-
 bool isDarkTheme() {
   return Get.isDarkMode;
 }

flutter/lib/desktop/pages/desktop_setting_page.dart

@@ -218,6 +218,7 @@ class _UserInterfaceState extends State<_UserInterface>
         onChanged: (key) async {
           await bind.mainSetLocalOption(key: "lang", value: key);
           Get.forceAppUpdate();
+          bind.mainChangeLanguage(lang: key);
         },
       ).marginOnly(left: _kContentHMargin);
     });

flutter/lib/main.dart

@@ -79,7 +79,7 @@ Future<void> initEnv(String appType) async {
   await initGlobalFFI();
   // await Firebase.initializeApp();
   refreshCurrentUser();
-  MyTheme.registerEventHandler();
+  _registerEventHandler();
 }
 
 void runMainApp(bool startService) async {
@@ -270,3 +270,17 @@ _keepScaleBuilder() {
     );
   };
 }
+
+_registerEventHandler() {
+  if (desktopType != DesktopType.main) {
+    platformFFI.registerEventHandler('theme', 'theme', (evt) {
+      String? dark = evt['dark'];
+      if (dark != null) {
+        MyTheme.changeTo(dark == 'true');
+      }
+    });
+    platformFFI.registerEventHandler('language', 'language', (_) {
+      Get.forceAppUpdate();
+    });
+  }
+}

src/flutter.rs

@@ -382,6 +382,10 @@ pub mod connection_manager {
         fn change_theme(&self, dark: bool) {
             self.push_event("theme", vec![("dark", &dark.to_string())]);
         }
+
+        fn change_language(&self) {
+            self.push_event("language", vec![]);
+        }
     }
 
     impl FlutterHandler {

src/flutter_ffi.rs

@@ -659,7 +659,7 @@ pub fn main_load_lan_peers() {
     };
 }
 
-pub fn main_change_theme(dark: bool) {
+fn main_broadcast_message(data: &HashMap<&str, &str>) {
     let apps = vec![
         flutter::APP_TYPE_DESKTOP_REMOTE,
         flutter::APP_TYPE_DESKTOP_FILE_TRANSFER,
@@ -669,13 +669,24 @@ pub fn main_change_theme(dark: bool) {
 
     for app in apps {
         if let Some(s) = flutter::GLOBAL_EVENT_STREAM.read().unwrap().get(app) {
-            let data = HashMap::from([("name", "theme".to_owned()), ("dark", dark.to_string())]);
+            s.add(serde_json::ser::to_string(data).unwrap_or("".to_owned()));
-            s.add(serde_json::ser::to_string(&data).unwrap_or("".to_owned()));
         };
     }
+}
+
+pub fn main_change_theme(dark: bool) {
+    main_broadcast_message(&HashMap::from([
+        ("name", "theme"),
+        ("dark", &dark.to_string()),
+    ]));
     send_to_cm(&crate::ipc::Data::Theme(dark));
 }
 
+pub fn main_change_language(lang: String) {
+    main_broadcast_message(&HashMap::from([("name", "language"), ("lang", &lang)]));
+    send_to_cm(&crate::ipc::Data::Language(lang));
+}
+
 pub fn session_add_port_forward(
     id: String,
     local_port: i32,

src/ipc.rs

@@ -183,6 +183,7 @@ pub enum Data {
     Mouse(DataMouse),
     Control(DataControl),
     Theme(bool),
+    Language(String),
     Empty,
 }
 

src/ui/cm.rs

@@ -51,6 +51,10 @@ impl InvokeUiCM for SciterHandler {
     fn change_theme(&self, _dark: bool) {
         // TODO
     }
+
+    fn change_language(&self) {
+        // TODO
+    }
 }
 
 impl SciterHandler {

src/ui_cm_interface.rs

@@ -62,6 +62,8 @@ pub trait InvokeUiCM: Send + Clone + 'static + Sized {
     fn new_message(&self, id: i32, text: String);
 
     fn change_theme(&self, dark: bool);
+
+    fn change_language(&self);
 }
 
 impl<T: InvokeUiCM> Deref for ConnectionManager<T> {
@@ -200,6 +202,8 @@ pub enum ClipboardFileData {
 #[cfg(not(any(target_os = "android", target_os = "ios")))]
 #[tokio::main(flavor = "current_thread")]
 pub async fn start_ipc<T: InvokeUiCM>(cm: ConnectionManager<T>) {
+    use hbb_common::config::LocalConfig;
+
     let (tx_file, _rx_file) = mpsc::unbounded_channel::<ClipboardFileData>();
     #[cfg(windows)]
     let cm_clip = cm.clone();
@@ -285,6 +289,10 @@ pub async fn start_ipc<T: InvokeUiCM>(cm: ConnectionManager<T>) {
                                                     Data::Theme(dark) => {
                                                         cm.change_theme(dark);
                                                     }
+                                                    Data::Language(lang) => {
+                                                        LocalConfig::set_option("lang".to_owned(), lang);
+                                                        cm.change_language();
+                                                    }
                                                     _ => {
 
                                                     }