Merge pull request #103 from RicSchonfelder/i18n-pt-br

i18n: add Brazilian Portuguese (pt-br) UI translation

crates/ui-egui/src/i18n.rs

@@ -2,10 +2,19 @@
 //! menu items and panel names. Untranslated strings stay English. The translations are our own.
 
 mod ar;
+mod pt_br;
 
 /// Supported interface languages: (code, name in that language).
-pub const LANGUAGES: &[(&str, &str)] =
-    &[("", "English"), ("de", "Deutsch"), ("fr", "Français"), ("es", "Español"), ("ja", "日本語"), ("zh", "简体中文"), ("ar", "العربية")];
+pub const LANGUAGES: &[(&str, &str)] = &[
+    ("", "English"),
+    ("de", "Deutsch"),
+    ("fr", "Français"),
+    ("es", "Español"),
+    ("ja", "日本語"),
+    ("zh", "简体中文"),
+    ("ar", "العربية"),
+    ("pt-br", "Português (Brasil)"),
+];
 
 /// English → [German, French, Spanish, Japanese, Simplified Chinese].
 const TABLE: &[(&str, [&str; 5])] = &[
@@ -2674,6 +2683,9 @@ pub fn tr<'a>(lang: &str, s: &'a str) -> &'a str {
     if lang == "ar" {
         return ar::TABLE.iter().find(|(en, _)| *en == s).map_or(s, |(_, t)| *t);
     }
+    if lang == "pt-br" {
+        return pt_br::TABLE.iter().find(|(en, _)| *en == s).map_or(s, |(_, t)| *t);
+    }
     let Some(c) = column(lang) else { return s };
     match TABLE.iter().find(|(en, _)| *en == s) {
         Some((_, t)) => t[c],
@@ -2709,11 +2721,18 @@ mod tests {
         assert_eq!(tr("", "File"), "File");
         assert_eq!(tr("ar", "File"), "ملف");
         assert_eq!(tr("ar", "Unknown label"), "Unknown label");
+        assert_eq!(tr("pt-br", "File"), "Arquivo");
+        assert_eq!(tr("pt-br", "New Document…"), "Novo documento…");
+        assert_eq!(tr("pt-br", "Unknown label"), "Unknown label");
         assert!(is_rtl("ar"));
         for (i, (en, translation)) in ar::TABLE.iter().enumerate() {
             assert!(ar::TABLE[..i].iter().all(|(key, _)| key != en), "duplicate {en}");
             assert!(!translation.is_empty(), "{en}");
         }
+        for (i, (en, translation)) in pt_br::TABLE.iter().enumerate() {
+            assert!(pt_br::TABLE[..i].iter().all(|(key, _)| key != en), "duplicate {en}");
+            assert!(!translation.is_empty(), "{en}");
+        }
         // Every row is unique and complete.
         for (i, (en, t)) in TABLE.iter().enumerate() {
             assert!(TABLE[..i].iter().all(|(e, _)| e != en), "duplicate {en}");

crates/ui-egui/src/menus.rs

@@ -38,7 +38,7 @@ pub const UI_COMMANDS: &[(&str, &str, Option<&str>, &str)] = &[
         "app.language",
         "Interface Language",
         None,
-        "{lang: \"\"|de|fr|es|ja|zh|ar} — menus and panel names (the macOS menu bar follows on the next launch)",
+        "{lang: \"\"|de|fr|es|ja|zh|ar|pt-br} — menus and panel names (the macOS menu bar follows on the next launch)",
     ),
     (
         "app.flattener",
@@ -233,6 +233,7 @@ pub const MENUS: &[(&str, &[&str])] = &[
             "ui:app.language|日本語|{\"lang\": \"ja\"}",
             "ui:app.language|简体中文|{\"lang\": \"zh\"}",
             "ui:app.language|العربية|{\"lang\": \"ar\"}",
+            "ui:app.language|Português (Brasil)|{\"lang\": \"pt-br\"}",
             "<",
             ">Transparency Flattener Presets",
             "ui:app.flattener|None (keep transparency)|{\"preset\": \"\"}",
@@ -2127,6 +2128,17 @@ mod tests {
         for (title, _) in menu_tree() {
             assert_ne!(crate::i18n::tr("ja", title), title, "{title}");
         }
+
+        run_ui(&mut app, "app.language", &json!({"lang": "pt-br"})).unwrap().unwrap();
+        assert_eq!(app.ui.language, "pt-br");
+        assert_eq!(checked(&app, "app.language", &json!({"lang": "pt-br"})), Some(true));
+        for (title, _) in menu_tree() {
+            // "Layout" is the natural Brazilian Portuguese word, so it stays identical
+            // to English; every other title must be translated.
+            if title != "Layout" {
+                assert_ne!(crate::i18n::tr("pt-br", title), title, "{title}");
+            }
+        }
     }
 
     #[test]
@@ -2156,7 +2168,7 @@ mod tests {
         crate::dialogs::confirm(&mut app).unwrap();
         frame(&mut app);
         assert_eq!(app.session.documents().len(), 1);
-        for lang in ["zh", "", "ar"] {
+        for lang in ["zh", "", "ar", "pt-br"] {
             app.run("app.language", json!({"lang": lang})).unwrap();
             frame(&mut app);
         }