Complete language support to all GUI tabs

.github/workflows/translation_check.yml

@@ -0,0 +1,46 @@
+name: Translation Check
+
+on:
+  push:
+    branches: [ master, develop ]
+  pull_request:
+    branches: [ master, develop ]
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Qt6 lupdate
+        run: |
+          sudo apt-get update -q
+          sudo apt-get install -y qt6-l10n-tools
+
+      - name: Run lupdate against all .ts files
+        run: |
+          # -locations none: suppress line-number comments so only genuine
+          # string additions/removals cause a git diff change.
+          lupdate6 src/ \
+            -ts translations/OpenStudioApp_*.ts \
+            -extensions cpp,hpp \
+            -locations none \
+            2>&1 | tee lupdate_output.txt
+
+      - name: Detect vanished or new unfinished strings
+        run: |
+          # If lupdate changed any .ts file, strings were either added to source
+          # (new type="unfinished" stubs) or removed from source (type="obsolete").
+          # Either way the commit that introduced the drift should not merge until
+          # the .ts files are updated and translations are provided.
+          python3 ci/check_translations.py
+
+      - name: Upload artifacts on failure
+        if: failure()
+        uses: actions/upload-artifact@v4
+        with:
+          name: translation-check-${{ github.sha }}
+          path: |
+            lupdate_output.txt
+            translation_check.patch

ci/check_translations.py

@@ -0,0 +1,73 @@
+#!/usr/bin/env python3
+"""
+Called by translation_check.yml after lupdate has run.
+
+Checks whether lupdate changed any OpenStudioApp_*.ts file by running
+`git diff translations/`. If there are changes it means:
+
+  - type="unfinished" stubs were ADDED  → new tr() calls in source with no
+    translation yet. Fix: run translate_skeleton.py / translate_all_languages.py.
+
+  - type="obsolete" entries were ADDED  → tr() calls removed from source but
+    still present as dead entries in the .ts files. Fix: run
+    `lupdate -no-obsolete` and commit the cleaned-up .ts files.
+
+If the diff is empty, all .ts files are in sync with the C++ source.
+Exits with code 1 if drift is detected so CI fails.
+"""
+
+import re
+import subprocess
+import sys
+
+
+def run(cmd: list[str]) -> str:
+    return subprocess.check_output(cmd, text=True)
+
+
+def main() -> int:
+    # Produce a diff of everything lupdate may have touched.
+    diff = run(["git", "diff", "translations/"])
+
+    if not diff:
+        print("All .ts files are in sync with the C++ source. ✓")
+        return 0
+
+    # Save patch as artifact for inspection.
+    with open("translation_check.patch", "w") as f:
+        f.write(diff)
+
+    # Classify what changed so the error message is actionable.
+    added_unfinished = len(re.findall(r'^\+.*type="unfinished"', diff, re.MULTILINE))
+    added_obsolete   = len(re.findall(r'^\+.*type="obsolete"',   diff, re.MULTILINE))
+
+    # Summarise changed files.
+    stat = run(["git", "diff", "--stat", "translations/"])
+    print("lupdate changed the following .ts files:")
+    print(stat)
+
+    if added_unfinished:
+        print(f"  {added_unfinished} new empty unfinished string(s) detected.")
+        print("  These are new tr() calls in C++ source that have no translation yet.")
+        print("  Fix: run translate_skeleton.py (Spanish) or translate_all_languages.py")
+        print("       to batch-translate the new strings, then commit the updated .ts files.")
+        print()
+
+    if added_obsolete:
+        print(f"  {added_obsolete} new obsolete string(s) detected.")
+        print("  These are tr() calls that were removed from C++ source.")
+        print("  Fix: run `lupdate src/ -no-obsolete -ts translations/OpenStudioApp_*.ts`")
+        print("       then commit the cleaned-up .ts files.")
+        print()
+
+    if not added_unfinished and not added_obsolete:
+        # Location comments or other minor changes — still fail so the dev is aware.
+        print("  .ts files changed in an unexpected way (not unfinished/obsolete).")
+        print("  Review translation_check.patch for details.")
+
+    print("Translation check FAILED. Commit the updated .ts files to fix CI.")
+    return 1
+
+
+if __name__ == "__main__":
+    sys.exit(main())

src/model_editor/InspectorGadget.cpp

@@ -45,6 +45,8 @@
 #include <QIntValidator>
 #include <QLabel>
 #include <QLineEdit>
+#include <QCoreApplication>
+#include <QLocale>
 #include <QPainter>
 #include <QPushButton>
 #include <QRadioButton>
@@ -53,6 +55,28 @@
 #include <QVBoxLayout>
 
 using namespace openstudio;
+
+// Returns "Traducción (Field Name)" when the app locale is non-English and
+// a translation exists in the "IDD" context of the loaded .qm file;
+// otherwise returns the plain English field name.
+//
+// When translated, returns an HTML-formatted string with the translated name
+// on the first line and the original English name in smaller gray italics on
+// the second line — so a non-English speaker can cross-reference EnergyPlus
+// documentation or .idf/.osm files without switching the application language.
+//
+// To add or refine translations: add entries to the IDD context in
+// OpenStudioApp_<lang>.ts and recompile with lrelease — no C++ changes needed.
+static QString iddFieldDisplayName(const std::string& englishName) {
+  const QString qname = QString::fromStdString(englishName);
+  if (QLocale().language() != QLocale::English) {
+    const QString translated = QCoreApplication::translate("IDD", englishName.c_str());
+    if (translated != qname) {
+      return translated.toHtmlEscaped() + "<br><i style='color:gray'>" + qname.toHtmlEscaped() + "</i>";
+    }
+  }
+  return qname;
+}
 using namespace openstudio::model;
 
 const char* InspectorGadget::s_indexSlotName = "indexSlot";
@@ -507,7 +531,7 @@ void InspectorGadget::layoutText(QVBoxLayout* layout, QWidget* parent, openstudi
   auto* vbox = new QVBoxLayout();
   frame->setLayout(vbox);
 
-  auto* label = new QLabel(QString(name.c_str()), parent);
+  auto* label = new QLabel(iddFieldDisplayName(name), parent);
   label->setWordWrap(true);
   vbox->addWidget(label);
 
@@ -751,7 +775,7 @@ void InspectorGadget::layoutComboBox(QVBoxLayout* layout, QWidget* parent, opens
   auto* frame = new QFrame(parent);
   auto* vbox = new QVBoxLayout();
   frame->setLayout(vbox);
-  auto* label = new QLabel(QString(name.c_str()), parent);
+  auto* label = new QLabel(iddFieldDisplayName(name), parent);
   label->setWordWrap(true);
 
   QComboBox* combo = new IGComboBox(parent);

src/openstudio_app/CMakeLists.txt

@@ -537,6 +537,7 @@ set(${target_name}_test_src
   test/OpenStudioAppFixture.hpp
   test/OpenStudioAppFixture.cpp
   test/Resources_GTest.cpp
+  test/Translation_GTest.cpp
   test/Units_GTest.cpp
 )
 

src/openstudio_app/ExternalToolsDialog.cpp

@@ -28,18 +28,18 @@ ExternalToolsDialog::ExternalToolsDialog(const openstudio::path& t_dviewPath) :
   mainLayout->setColumnMinimumWidth(1, 400);
 
   int row = 0;
-  auto* title = new QLabel("Change External Tools");
+  auto* title = new QLabel(tr("Change External Tools"));
   title->setObjectName("H1");
   mainLayout->addWidget(title, row, 0, 1, 3);
 
   // Dview
   ++row;
-  mainLayout->addWidget(new QLabel("Path to DView"), row, 0);
+  mainLayout->addWidget(new QLabel(tr("Path to DView")), row, 0);
 
   m_dviewPathLineEdit->setText(QString::fromStdString(toString(t_dviewPath)));
   mainLayout->addWidget(m_dviewPathLineEdit, row, 1);
 
-  auto* changeDviewButton = new QPushButton("Change");
+  auto* changeDviewButton = new QPushButton(tr("Change"));
   connect(changeDviewButton, &QPushButton::clicked, this, [this] { ExternalToolsDialog::onChangeClicked(m_dviewPathLineEdit, "DView"); });
   mainLayout->addWidget(changeDviewButton, row, 2);
 

src/openstudio_app/LibraryDialog.cpp

@@ -25,7 +25,7 @@ LibraryDialog::LibraryDialog(const std::vector<openstudio::path>& paths, const s
   auto* mainLayout = new QVBoxLayout();
   setLayout(mainLayout);
 
-  auto* title = new QLabel("Change Default Libraries");
+  auto* title = new QLabel(tr("Change Default Libraries"));
   title->setObjectName("H1");
   mainLayout->addWidget(title);
 
@@ -39,17 +39,17 @@ LibraryDialog::LibraryDialog(const std::vector<openstudio::path>& paths, const s
   auto* addRemoveLayout = new QHBoxLayout();
   mainLayout->addLayout(addRemoveLayout);
 
-  auto* add = new QPushButton("Add");
+  auto* add = new QPushButton(tr("Add"));
   addRemoveLayout->addWidget(add, 0);
   connect(add, &QPushButton::clicked, this, &LibraryDialog::onAdd);
 
-  auto* remove = new QPushButton("Remove");
+  auto* remove = new QPushButton(tr("Remove"));
   addRemoveLayout->addWidget(remove, 0);
   connect(remove, &QPushButton::clicked, this, &LibraryDialog::onRemove);
 
   addRemoveLayout->addStretch(1);
 
-  auto* restore = new QPushButton("Restore Defaults");
+  auto* restore = new QPushButton(tr("Restore Defaults"));
   addRemoveLayout->addWidget(restore, 0, Qt::AlignRight);
   connect(restore, &QPushButton::clicked, this, &LibraryDialog::onRestore);
 

src/openstudio_app/OpenStudioApp.cpp

@@ -1478,10 +1478,13 @@ bool OpenStudioApp::switchLanguage(const QString& rLanguage) {
     }
   }
 
-  if (m_currLang == QString("fa")) {
-    // Force Right to Left display. This is not done automatically like in Arabic because qt itself isn't translated (no qt_fa.qm / qt_base_fa.qm)
-    qDebug() << "Forcing RightToLeft";
+  if (m_currLang == "ar" || m_currLang == "fa" || m_currLang == "he") {
+    // Force Right to Left display for RTL languages that don't have qt_XX.qm files
+    // to trigger it automatically.
+    qDebug() << "Forcing RightToLeft for" << m_currLang;
     OpenStudioApp::setLayoutDirection(Qt::RightToLeft);
+  } else {
+    OpenStudioApp::setLayoutDirection(Qt::LeftToRight);
   }
 
   return true;