some models need to be updated to work with locale qml view step

src/libcalamares/locale/Label.cpp

@@ -33,9 +33,7 @@ Label::Label( const QString& locale, LabelFormat format, QObject* parent )
     : QObject( parent )
     , m_locale( Label::getLocale( locale ) )
     , m_localeId( locale.isEmpty() ? m_locale.name() : locale )
-
 {
-    //: language[name] (country[name])
     QString longFormat = QObject::tr( "%1 (%2)" );
 
     QString languageName = m_locale.nativeLanguageName();

src/libcalamares/locale/Label.h

@@ -40,10 +40,6 @@ class Label : public QObject
 {
     Q_OBJECT
 
-    Q_PROPERTY( QString label READ label CONSTANT FINAL )
-    Q_PROPERTY( QString englishLabel READ englishLabel CONSTANT FINAL )
-    Q_PROPERTY( QString localeId MEMBER m_localeId CONSTANT FINAL )
-
 public:
     /** @brief Formatting option for label -- add (country) to label. */
     enum class LabelFormat
@@ -65,6 +61,7 @@ public:
            LabelFormat format = LabelFormat::IfNeededWithCountry,
            QObject* parent = nullptr );
 
+
     /** @brief Define a sorting order.
      *
      * Locales are sorted by their id, which means the ISO 2-letter code + country.

src/libcalamares/locale/TimeZone.cpp

@@ -239,7 +239,12 @@ CStringListModel::CStringListModel( CStringPairList l )
 {
 }
 
-CStringListModel::~CStringListModel() {}
+void CStringListModel::setList(CalamaresUtils::Locale::CStringPairList l)
+{
+    beginResetModel();
+    m_list = l;
+    endResetModel();
+}
 
 int
 CStringListModel::rowCount( const QModelIndex& ) const
@@ -264,6 +269,28 @@ CStringListModel::data( const QModelIndex& index, int role ) const
     return item ? ( role == Qt::DisplayRole ? item->tr() : item->key() ) : QVariant();
 }
 
+void
+CStringListModel::setCurrentIndex(const int &index)
+{
+    if ( ( index < 0 ) || ( index >= m_list.count() ) )
+        return;
+
+    m_currentIndex = index;
+    emit currentIndexChanged();
+}
+
+int
+CStringListModel::currentIndex() const
+{
+    return m_currentIndex;
+}
+
+QHash<int, QByteArray>
+CStringListModel::roleNames() const
+{
+    return {{Qt::DisplayRole,"label"}, {Qt::UserRole, "key"}};
+}
+
 const CStringPair*
 CStringListModel::item( int index ) const
 {

src/libcalamares/locale/TimeZone.h

@@ -44,8 +44,9 @@ namespace Locale
  * QPair<QString, QString> because there is API that needs
  * C-style strings.
  */
-class CStringPair
+class CStringPair : public QObject
 {
+    Q_OBJECT
 public:
     /// @brief An empty pair
     CStringPair() {}
@@ -86,6 +87,7 @@ public:
 /// @brief A pair of strings for timezone regions (e.g. "America")
 class TZRegion : public CStringPair
 {
+    Q_OBJECT
 public:
     using CStringPair::CStringPair;
     virtual ~TZRegion() override;
@@ -117,6 +119,7 @@ private:
 /// @brief A pair of strings for specific timezone names (e.g. "New_York")
 class TZZone : public CStringPair
 {
+    Q_OBJECT
 public:
     using CStringPair::CStringPair;
     QString tr() const override;
@@ -137,21 +140,47 @@ protected:
 
 class CStringListModel : public QAbstractListModel
 {
+    Q_OBJECT
+    Q_PROPERTY(int currentIndex READ currentIndex WRITE setCurrentIndex NOTIFY currentIndexChanged)
+
 public:
     /// @brief Create empty model
-    CStringListModel();
+    CStringListModel() {};
     /// @brief Create model from list (non-owning)
     CStringListModel( CStringPairList );
-    virtual ~CStringListModel() override;
 
     int rowCount( const QModelIndex& parent ) const override;
 
     QVariant data( const QModelIndex& index, int role ) const override;
 
     const CStringPair* item( int index ) const;
+    QHash<int, QByteArray> roleNames() const override;
+
+    void setCurrentIndex(const int &index);
+    int currentIndex() const;
+
+    void setList(CStringPairList);
+
+    inline int indexOf(const QString &key)
+    {
+        const auto it = std::find_if(m_list.constBegin(), m_list.constEnd(), [&](const  CalamaresUtils::Locale::CStringPair *item) -> bool
+        {
+            return item->key() == key;
+
+        });
+
+        if(it != m_list.constEnd())
+            return std::distance(m_list.constBegin(), it);
+        else return -1;
+    }
+
 
 private:
     CStringPairList m_list;
+    int m_currentIndex = -1;
+
+signals:
+    void currentIndexChanged();
 };
 
 }  // namespace Locale