https://github.com/rustdesk/rustdesk/issues541/

src/lang.rs

@@ -1,21 +1,43 @@
+use serde_json::{json, value::Value};
 use std::ops::Deref;
 
 mod cn;
 mod cs;
 mod da;
-mod sk;
 mod de;
 mod en;
-mod es;
 mod eo;
+mod es;
 mod fr;
 mod id;
 mod it;
 mod ptbr;
 mod ru;
+mod sk;
 mod tr;
 mod tw;
 
+lazy_static::lazy_static! {
+    pub static ref LANGS: Value =
+        json!(vec![
+            ("en", "English"),
+            ("it", "Italiano"),
+            ("fr", "Français"),
+            ("de", "Deutsch"),
+            ("cn", "简体中文"),
+            ("tw", "繁體中文"),
+            ("pt", "Português"),
+            ("es", "Español"),
+            ("ru", "Русский"),
+            ("sk", "Slovenčina"),
+            ("id", "Indonesia"),
+            ("cs", "Čeština"),
+            ("da", "Dansk"),
+            ("eo", "Esperanto"),
+            ("tr", "Türkçe"),
+        ]);
+}
+
 #[cfg(not(any(target_os = "android", target_os = "ios")))]
 pub fn translate(name: String) -> String {
     let locale = sys_locale::get_locale().unwrap_or_default().to_lowercase();

src/lang/cn.rs

@@ -279,5 +279,6 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Turned off", "退出"),
         ("In privacy mode", "进入隐私模式"),
         ("Out privacy mode", "退出隐私模式"),
+        ("Language", "语言"),
     ].iter().cloned().collect();
 }

src/lang/cs.rs

@@ -279,5 +279,6 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Turned off", "Vypnutý"),
         ("In privacy mode", "v režimu soukromí"),
         ("Out privacy mode", "mimo režim soukromí"),
+        ("Language", ""),
     ].iter().cloned().collect();
 }

src/lang/da.rs

@@ -279,5 +279,6 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Turned off", "Slukket"),
         ("In privacy mode", "I databeskyttelsestilstand"),
         ("Out privacy mode", "Databeskyttelsestilstand fra"),
+        ("Language", ""),
     ].iter().cloned().collect();
 }

src/lang/de.rs

@@ -279,5 +279,6 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Turned off", "Ausgeschaltet"),
         ("In privacy mode", "im Datenschutzmodus"),
         ("Out privacy mode", "Datenschutzmodus aus"),
+        ("Language", "Sprache"),
     ].iter().cloned().collect();
 }

src/lang/eo.rs

@@ -279,5 +279,6 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Turned off", ""),
         ("In privacy mode", ""),
         ("Out privacy mode", ""),
+        ("Language", ""),
     ].iter().cloned().collect();
 }

src/lang/es.rs

@@ -279,5 +279,6 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Turned off", "Apagado"),
         ("In privacy mode", "En modo de privacidad"),
         ("Out privacy mode", "Fuera del modo de privacidad"),
+        ("Language", ""),
     ].iter().cloned().collect();
 }

src/lang/fr.rs

@@ -279,5 +279,6 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Turned off", "Éteindre"),
         ("In privacy mode", "en mode privé"),
         ("Out privacy mode", "hors mode de confidentialité"),
+        ("Language", "Langue"),
     ].iter().cloned().collect();
 }

src/lang/id.rs

@@ -158,7 +158,6 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Allow using clipboard", "Izinkan menggunakan papan klip"),
         ("Allow hearing sound", "Izinkan mendengarkan suara"),
         ("Allow file copy and paste", "Izinkan penyalinan dan tempel file"),
-        ("File transfer", "Transfer file"),
         ("Connected", "Terkoneksi"),
         ("Direct and encrypted connection", "Koneksi langsung dan terenkripsi"),
         ("Relayed and encrypted connection", "Koneksi relai dan terenkripsi"),
@@ -280,5 +279,6 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Turned off", "Matikan"),
         ("In privacy mode", "Dalam mode privasi"),
         ("Out privacy mode", "Keluar dari mode privasi"),
+        ("Language", ""),
     ].iter().cloned().collect();
 }

src/lang/it.rs

@@ -279,5 +279,6 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Turned off", "Spegni"),
         ("In privacy mode", "In modalità privacy"),
         ("Out privacy mode", "Fuori modalità privacy"),
+        ("Language", "Linguaggio"),
     ].iter().cloned().collect();
 }

src/lang/ptbr.rs

@@ -279,5 +279,6 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Turned off", "Desligado"),
         ("In privacy mode", "No modo de privacidade"),
         ("Out privacy mode", "Fora do modo de privacidade"),
+        ("Language", ""),
     ].iter().cloned().collect();
 }

src/lang/ru.rs

@@ -263,9 +263,9 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("android_version_audio_tip", "Текущая версия Android не поддерживает захват звука, обновите ее до Android 10 или выше."),
         ("android_start_service_tip", "Нажмите [Запуск промежуточного сервера] или ОТКРЫТЬ разрешение [Захват экрана], чтобы запустить службу демонстрации экрана."),
         ("Account", "Аккаунт"),
-        ("Quit", "Выйти"),
         ("Overwrite", "Перезаписать"),
         ("This file exists, skip or overwrite this file?", "Этот файл существует, пропустить или перезаписать этот файл?"),
+        ("Quit", "Выйти"),
         ("doc_mac_permission", "https://rustdesk.com/docs/ru/manual/mac/#включение-разрешений"),
         ("Help", "Помощь"),
         ("Failed", "Неуспешный"),
@@ -279,5 +279,6 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Turned off", "Выключен"),
         ("In privacy mode", "В режиме конфиденциальности"),
         ("Out privacy mode", "Выход из режима конфиденциальности"),
+        ("Language", ""),
     ].iter().cloned().collect();
 }

src/lang/sk.rs

@@ -279,5 +279,6 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Turned off", "Vypnutý"),
         ("In privacy mode", "V režime súkromia"),
         ("Out privacy mode", "Mimo režimu súkromia"),
+        ("Language", ""),
     ].iter().cloned().collect();
 }

src/lang/template.rs

@@ -264,7 +264,7 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("android_start_service_tip", ""),
         ("Account", ""),
         ("Overwrite", ""),
-        ("This file exists, skip or overwrite this file?", "")
+        ("This file exists, skip or overwrite this file?", ""),
         ("Quit", ""),
         ("doc_mac_permission", ""),
         ("Help", ""),
@@ -279,5 +279,6 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Turned off", ""),
         ("In privacy mode", ""),
         ("Out privacy mode", ""),
+        ("Language", ""),
     ].iter().cloned().collect();
 }

src/lang/tr.rs

@@ -279,5 +279,6 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Turned off", "Kapalı"),
         ("In privacy mode", "Gizlilik modunda"),
         ("Out privacy mode", "Gizlilik modu dışında"),
+        ("Language", ""),
     ].iter().cloned().collect();
 }

src/lang/tw.rs

@@ -262,13 +262,12 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("android_stop_service_tip", "關閉服務將自動關閉所有已建立的連接。"),
         ("android_version_audio_tip", "目前的 Android 版本不支持音訊錄製，請升級至 Android 10 或以上版本。"),
         ("android_start_service_tip", "點擊 ｢啟動服務｣ 或啟用 ｢畫面錄製｣ 權限以開啟手機畫面共享服務。"),
-        ("Account", "帳號"),
-        ("Quit", "退出"),
+        ("Account", "帳戶"),
         ("Overwrite", "覆寫"),
         ("This file exists, skip or overwrite this file?", "此檔案/資料夾已存在，要跳過或是覆寫此檔案嗎？"),
+        ("Quit", "退出"),
         ("doc_mac_permission", "https://rustdesk.com/docs/zh-tw/manual/mac/#啟用權限"),
         ("Help", "幫助"),
-        ("Account", "帳戶"),
         ("Failed", "失敗"),
         ("Succeeded", "成功"),
         ("Someone turns on privacy mode, exit", "其他用戶開啟隱私模式，退出"),
@@ -280,5 +279,6 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Turned off", "退出"),
         ("In privacy mode", "開啟隱私模式"),
         ("Out privacy mode", "退出隱私模式"),
+        ("Language", "語言"),
     ].iter().cloned().collect();
 }

src/ui.rs

@@ -3,9 +3,9 @@ mod cm;
 mod inline;
 #[cfg(target_os = "macos")]
 mod macos;
+pub mod remote;
 #[cfg(target_os = "windows")]
 pub mod win_privacy;
-pub mod remote;
 use crate::common::SOFTWARE_UPDATE_URL;
 use crate::ipc;
 use hbb_common::{
@@ -702,7 +702,7 @@ impl UI {
         let p = "explorer";
         #[cfg(target_os = "macos")]
         let p = "open";
-        #[cfg(target_os = "linux")] 
+        #[cfg(target_os = "linux")]
         let p = if std::path::Path::new("/usr/bin/firefox").exists() {
             "firefox"
         } else {
@@ -753,6 +753,10 @@ impl UI {
             self.get_option_("custom-rendezvous-server"),
         )
     }
+
+    fn get_langs(&self) -> String {
+        crate::lang::LANGS.to_string()
+    }
 }
 
 impl sciter::EventHandler for UI {
@@ -829,6 +833,7 @@ impl sciter::EventHandler for UI {
         fn discover();
         fn get_lan_peers();
         fn get_uuid();
+        fn get_langs();
     }
 }
 

src/ui/index.tis

@@ -163,8 +163,43 @@ class AudioInputs: Reactor.Component {
         }
         this.toggleMenuState();
     }
+};
+
+class Languages: Reactor.Component {
+    function render() {
+        var langs = JSON.parse(handler.get_langs());
+        var me = this;
+        self.timer(1ms, function() { me.toggleMenuState() });
+        return <li>{translate('Language')}
+            <menu #languages key={langs.length}>
+                <li id="default"><span>{svg_checkmark}</span>Default</li>
+                <div .separator />
+                {langs.map(function(lang) {
+                return <li id={lang[0]}><span>{svg_checkmark}</span>{lang[1]}</li>;
+                })}
+            </menu>
+        </li>;
+    }
+
+
+    function toggleMenuState() {
+        var cur = handler.get_local_option("lang") || "default";
+        for (var el in this.$$(menu#languages>li)) {
+            var selected = cur == el.id;
+            el.attributes.toggleClass("selected", selected);
+        }
+    }
+
+    event click $(menu#languages>li) (_, me) {
+        var v = me.id;
+        if (v == "default") v = "";
+        handler.set_local_option("lang", v);
+        app.update();
+        this.toggleMenuState();
+    }
 }
 
+
 function getUserName() {
     try {
         return JSON.parse(handler.get_local_option("user_info")).name;
@@ -223,6 +258,7 @@ class MyIdMenu: Reactor.Component {
                 <div .separator />
                 <li #allow-darktheme><span>{svg_checkmark}</span>{translate('Dark Theme')}</li>
                 <div .separator />
+                <Languages />
                 <li #about>{translate('About')} {" "}{handler.get_app_name()}</li>
             </menu>
         </popup>;

src/ui/remote.rs

@@ -1955,11 +1955,11 @@ impl Remote {
         let mut config: PeerConfig = self.handler.load_config();
         let mut transfer_metas = TransferSerde::default();
         for job in self.read_jobs.iter() {
-            let json_str = serde_json::to_string(&job.gen_meta()).unwrap();
+            let json_str = serde_json::to_string(&job.gen_meta()).unwrap_or_default();
             transfer_metas.read_jobs.push(json_str);
         }
         for job in self.write_jobs.iter() {
-            let json_str = serde_json::to_string(&job.gen_meta()).unwrap();
+            let json_str = serde_json::to_string(&job.gen_meta()).unwrap_or_default();
             transfer_metas.write_jobs.push(json_str);
         }
         log::info!("meta: {:?}", transfer_metas);
@@ -2370,7 +2370,7 @@ impl Remote {
             }
             back_notification::PrivacyModeState::OffSucceeded => {
                 self.handler
-                .msgbox("custom-nocancel", "Privacy mode", "Out privacy mode");
+                    .msgbox("custom-nocancel", "Privacy mode", "Out privacy mode");
                 self.update_privacy_mode(false);
             }
             back_notification::PrivacyModeState::OffByPeer => {