Selettore lingua (System/EN/IT) nelle impostazioni con QTranslator in main.cpp (pattern quill); fix 'Close book' con pop fino alla prima pagina

qml/pages/ReaderPage.qml

@@ -57,7 +57,10 @@ Page {
                 text: qsTr("Close book")
                 onClicked: {
                     page.maybeSave(true)
-                    pageStack.popTo(null)
+                    // torna alla prima pagina dello stack (MainPage):
+                    // popTo(null) non è affidabile su questa Silica
+                    while (pageStack.depth > 1)
+                        pageStack.pop()
                 }
             }
         }

qml/pages/SettingsPage.qml

@@ -7,6 +7,7 @@ Page {
     property string testResult: ""
     property bool testOk: false
     property bool testing: false
+    property string languageNotice: ""
 
     SilicaFlickable {
         anchors.fill: parent
@@ -111,6 +112,43 @@ Page {
                 visible: text.length > 0
             }
 
+            SectionHeader { text: qsTr("Language") }
+
+            ComboBox {
+                id: langBox
+                width: parent.width
+                label: qsTr("Language")
+                currentIndex: appSettings.language === "it" ? 2 : (appSettings.language === "en" ? 1 : 0)
+                menu: ContextMenu {
+                    MenuItem { text: qsTr("System (default)") }
+                    MenuItem { text: "English" }
+                    MenuItem { text: "Italiano" }
+                }
+                onCurrentIndexChanged: {
+                    var v = currentIndex === 2 ? "it" : (currentIndex === 1 ? "en" : "system")
+                    if (v !== appSettings.language) {
+                        appSettings.language = v
+                        page.languageNotice = qsTr("Language will be applied after restarting the app")
+                        langNoticeTimer.restart()
+                    }
+                }
+            }
+
+            Label {
+                x: Theme.horizontalPageMargin
+                width: parent.width - 2 * Theme.horizontalPageMargin
+                text: page.languageNotice
+                color: Theme.highlightColor
+                wrapMode: Text.Wrap
+                visible: text.length > 0
+            }
+
+            Timer {
+                id: langNoticeTimer
+                interval: 4000
+                onTriggered: page.languageNotice = ""
+            }
+
             Item { width: 1; height: Theme.paddingLarge }
         }
     }

rpm/harbour-calibreweb.spec

@@ -25,6 +25,9 @@ in locale.
 
 %changelog
 * Wed Aug 19 2026 Carlo Baratto <carlo@carlobaratto.it> - 0.2.0-1
+- Selettore lingua nelle impostazioni (System/English/Italiano, applicata al
+  riavvio; QTranslator in main.cpp, pattern quill)
+- Fix 'Close book': pop fino alla prima pagina (popTo(null) non affidabile)
 - Localizzazione: lingua di default inglese (qsTr ovunque), catalogo
   italiano harbour-calibreweb_it.ts/.qm installato in /usr/share/translations
 - Fix configurazione persa: file di configurazione unico e fisso

src/main.cpp

@@ -2,6 +2,7 @@
 #include <QGuiApplication>
 #include <QQuickView>
 #include <QQmlContext>
+#include <QTranslator>
 #include <sailfishapp.h>
 
 #include "apiclient.h"
@@ -12,13 +13,36 @@
 Q_DECL_EXPORT int main(int argc, char *argv[])
 {
     QGuiApplication *app = SailfishApp::application(argc, argv);
+
+    Settings settings;
+
+    // User-chosen language (Settings -> Language). "system" = Sailfish UI
+    // language (libsailfishapp already installed its translator). "en" =
+    // force English (remove all translators). "it" = force Italian.
+    const QString lang = settings.language();
+    if (lang == "en" || lang == "it") {
+        const QList<QTranslator *> trs = app->findChildren<QTranslator *>();
+        foreach (QTranslator *t, trs) {
+            app->removeTranslator(t);
+            t->deleteLater();
+        }
+        if (lang == "it") {
+            QTranslator *translator = new QTranslator(app);
+            if (translator->load(QStringLiteral("harbour-calibreweb_it"),
+                                 QStringLiteral("/usr/share/translations"))) {
+                app->installTranslator(translator);
+            } else {
+                qWarning() << "harbour-calibreweb: cannot load harbour-calibreweb_it.qm";
+            }
+        }
+    }
+
     QQuickView *view = SailfishApp::createView();
 
     qDebug() << "harbour-calibreweb v0.2.0 build" << __DATE__ << __TIME__;
 
     qmlRegisterType<EpubBook>("harbour.calibreweb", 1, 0, "EpubBook");
 
-    Settings settings;
     ApiClient apiClient(&settings);
     Downloader downloader(&settings);
 

src/settings.cpp

@@ -152,6 +152,20 @@ void Settings::setReaderMarginV(int value)
     emit readerMarginVChanged();
 }
 
+QString Settings::language() const
+{
+    return m_settings.value(QStringLiteral("language"), QStringLiteral("system")).toString();
+}
+
+void Settings::setLanguage(const QString &value)
+{
+    if (value == language())
+        return;
+    m_settings.setValue(QStringLiteral("language"), value);
+    m_settings.sync();
+    emit languageChanged();
+}
+
 QString Settings::downloadDir() const
 {
     QString dir = QStandardPaths::writableLocation(QStandardPaths::DownloadLocation);

src/settings.h

@@ -14,6 +14,8 @@ class Settings : public QObject
     Q_PROPERTY(bool ignoreSslErrors READ ignoreSslErrors WRITE setIgnoreSslErrors NOTIFY ignoreSslErrorsChanged)
     Q_PROPERTY(int readerMargin READ readerMargin WRITE setReaderMargin NOTIFY readerMarginChanged)
     Q_PROPERTY(int readerMarginV READ readerMarginV WRITE setReaderMarginV NOTIFY readerMarginVChanged)
+    // lingua scelta dall'utente: "system" (predefinita, lingua UI Sailfish), "en", "it"
+    Q_PROPERTY(QString language READ language WRITE setLanguage NOTIFY languageChanged)
     Q_PROPERTY(QString downloadDir READ downloadDir CONSTANT)
     // derivata da serverUrl (senza slash finale): accesso QML come appSettings.baseUrl
     Q_PROPERTY(QString baseUrl READ baseUrl NOTIFY baseUrlChanged)
@@ -41,6 +43,10 @@ public:
     int readerMarginV() const;
     void setReaderMarginV(int value);
 
+    // lingua dell'interfaccia: "system" (default) | "en" | "it"
+    QString language() const;
+    void setLanguage(const QString &value);
+
     QString downloadDir() const;
 
     // Header "Authorization: Basic ..." pronto da usare, vuoto se utente non impostato
@@ -63,6 +69,7 @@ signals:
     void ignoreSslErrorsChanged();
     void readerMarginChanged();
     void readerMarginVChanged();
+    void languageChanged();
     void baseUrlChanged();
 
 private:

translations/harbour-calibreweb_it.ts

@@ -5,27 +5,27 @@
     <message>
         <location filename="../qml/pages/BookDetailPage.qml" line="36" />
         <source>Read (EPUB)</source>
-        <translation type="finished">Leggi (EPUB)</translation>
+        <translation>Leggi (EPUB)</translation>
     </message>
     <message>
         <location filename="../qml/pages/BookDetailPage.qml" line="60" />
         <source>Formats</source>
-        <translation type="finished">Formati</translation>
+        <translation>Formati</translation>
     </message>
     <message>
         <location filename="../qml/pages/BookDetailPage.qml" line="112" />
         <source>Downloading…</source>
-        <translation type="finished">Download in corso…</translation>
+        <translation>Download in corso…</translation>
     </message>
     <message>
         <location filename="../qml/pages/BookDetailPage.qml" line="261" />
         <source>Saved to </source>
-        <translation type="finished">Salvato in </translation>
+        <translation>Salvato in </translation>
     </message>
     <message>
         <location filename="../qml/pages/BookDetailPage.qml" line="266" />
         <source>Error: </source>
-        <translation type="finished">Errore: </translation>
+        <translation>Errore: </translation>
     </message>
 </context>
 <context>
@@ -33,12 +33,12 @@
     <message>
         <location filename="../qml/pages/ChapterListDialog.qml" line="12" />
         <source>Table of contents</source>
-        <translation type="finished">Indice capitoli</translation>
+        <translation>Indice capitoli</translation>
     </message>
     <message>
         <location filename="../qml/pages/ChapterListDialog.qml" line="38" />
         <source>No chapters</source>
-        <translation type="finished">Nessun capitolo</translation>
+        <translation>Nessun capitolo</translation>
     </message>
 </context>
 <context>
@@ -46,7 +46,7 @@
     <message>
         <location filename="../qml/cover/CoverPage.qml" line="18" />
         <source>Calibre Web</source>
-        <translation type="finished">Calibre Web</translation>
+        <translation>Calibre Web</translation>
     </message>
 </context>
 <context>
@@ -54,18 +54,18 @@
     <message>
         <location filename="../qml/pages/FeedPage.qml" line="91" />
         <source>Refresh</source>
-        <translation type="finished">Aggiorna</translation>
+        <translation>Aggiorna</translation>
     </message>
     <message>
         <location filename="../qml/pages/FeedPage.qml" line="95" />
         <source>Settings</source>
-        <translation type="finished">Impostazioni</translation>
+        <translation>Impostazioni</translation>
     </message>
     <message>
         <location filename="../qml/pages/FeedPage.qml" line="102" />
         <location filename="../qml/pages/FeedPage.qml" line="171" />
         <source>No results</source>
-        <translation type="finished">Nessun risultato</translation>
+        <translation>Nessun risultato</translation>
     </message>
 </context>
 <context>
@@ -73,37 +73,37 @@
     <message>
         <location filename="../qml/pages/MainPage.qml" line="13" />
         <source>Calibre Web</source>
-        <translation type="finished">Calibre Web</translation>
+        <translation>Calibre Web</translation>
     </message>
     <message>
         <location filename="../qml/pages/MainPage.qml" line="43" />
         <source>Search</source>
-        <translation type="finished">Cerca</translation>
+        <translation>Cerca</translation>
     </message>
     <message>
         <location filename="../qml/pages/MainPage.qml" line="47" />
         <source>Settings</source>
-        <translation type="finished">Impostazioni</translation>
+        <translation>Impostazioni</translation>
     </message>
     <message>
         <location filename="../qml/pages/MainPage.qml" line="51" />
         <source>Refresh</source>
-        <translation type="finished">Aggiorna</translation>
+        <translation>Aggiorna</translation>
     </message>
     <message>
         <location filename="../qml/pages/MainPage.qml" line="60" />
         <source>Open the settings and enter your Calibre Web address</source>
-        <translation type="finished">Apri le impostazioni e inserisci l'indirizzo del tuo Calibre Web</translation>
+        <translation>Apri le impostazioni e inserisci l'indirizzo del tuo Calibre Web</translation>
     </message>
     <message>
         <location filename="../qml/pages/MainPage.qml" line="77" />
         <source>Server not configured</source>
-        <translation type="finished">Server non configurato</translation>
+        <translation>Server non configurato</translation>
     </message>
     <message>
         <location filename="../qml/pages/MainPage.qml" line="100" />
         <source>No sections found in the OPDS feed</source>
-        <translation type="finished">Nessuna sezione trovata nel feed OPDS</translation>
+        <translation>Nessuna sezione trovata nel feed OPDS</translation>
     </message>
 </context>
 <context>
@@ -111,27 +111,27 @@
     <message>
         <location filename="../qml/pages/MarginDialog.qml" line="25" />
         <source>Text margins</source>
-        <translation type="finished">Margini del testo</translation>
+        <translation>Margini del testo</translation>
     </message>
     <message>
         <location filename="../qml/pages/MarginDialog.qml" line="26" />
         <source>Apply</source>
-        <translation type="finished">Applica</translation>
+        <translation>Applica</translation>
     </message>
     <message>
         <location filename="../qml/pages/MarginDialog.qml" line="32" />
         <source>Side margins</source>
-        <translation type="finished">Margini laterali</translation>
+        <translation>Margini laterali</translation>
     </message>
     <message>
         <location filename="../qml/pages/MarginDialog.qml" line="47" />
         <source>Top and bottom</source>
-        <translation type="finished">Alto e basso</translation>
+        <translation>Alto e basso</translation>
     </message>
     <message>
         <location filename="../qml/pages/MarginDialog.qml" line="62" />
         <source>Changes apply immediately. Confirm to save them for all books.</source>
-        <translation type="finished">Le modifiche si applicano subito al testo. Conferma per salvarle per tutti i libri.</translation>
+        <translation>Le modifiche si applicano subito al testo. Conferma per salvarle per tutti i libri.</translation>
     </message>
 </context>
 <context>
@@ -139,37 +139,37 @@
     <message>
         <location filename="../qml/pages/ReaderPage.qml" line="35" />
         <source>Table of contents</source>
-        <translation type="finished">Indice capitoli</translation>
+        <translation>Indice capitoli</translation>
     </message>
     <message>
         <location filename="../qml/pages/ReaderPage.qml" line="39" />
         <source>Text margins</source>
-        <translation type="finished">Margini del testo</translation>
+        <translation>Margini del testo</translation>
     </message>
     <message>
         <location filename="../qml/pages/ReaderPage.qml" line="53" />
         <source>Settings</source>
-        <translation type="finished">Impostazioni</translation>
+        <translation>Impostazioni</translation>
     </message>
     <message>
         <location filename="../qml/pages/ReaderPage.qml" line="57" />
         <source>Close book</source>
-        <translation type="finished">Chiudi libro</translation>
+        <translation>Chiudi libro</translation>
     </message>
     <message>
-        <location filename="../qml/pages/ReaderPage.qml" line="167" />
+        <location filename="../qml/pages/ReaderPage.qml" line="170" />
         <source>The reader is not responding (WebView). The EPUB file may be damaged.</source>
-        <translation type="finished">Il lettore non risponde (WebView). Il file EPUB potrebbe essere danneggiato.</translation>
+        <translation>Il lettore non risponde (WebView). Il file EPUB potrebbe essere danneggiato.</translation>
     </message>
     <message>
-        <location filename="../qml/pages/ReaderPage.qml" line="290" />
+        <location filename="../qml/pages/ReaderPage.qml" line="293" />
         <source>Chapter unreadable</source>
-        <translation type="finished">Capitolo non leggibile</translation>
+        <translation>Capitolo non leggibile</translation>
     </message>
     <message>
-        <location filename="../qml/pages/ReaderPage.qml" line="339" />
+        <location filename="../qml/pages/ReaderPage.qml" line="342" />
         <source>Unable to open the EPUB file</source>
-        <translation type="finished">Impossibile aprire il libro EPUB</translation>
+        <translation>Impossibile aprire il libro EPUB</translation>
     </message>
 </context>
 <context>
@@ -178,100 +178,116 @@
         <location filename="../qml/pages/SearchPage.qml" line="15" />
         <location filename="../qml/pages/SearchPage.qml" line="27" />
         <source>Search</source>
-        <translation type="finished">Cerca</translation>
+        <translation>Cerca</translation>
     </message>
     <message>
         <location filename="../qml/pages/SearchPage.qml" line="20" />
         <source>Title or author…</source>
-        <translation type="finished">Titolo o autore…</translation>
+        <translation>Titolo o autore…</translation>
     </message>
     <message>
         <location filename="../qml/pages/SearchPage.qml" line="35" />
         <source>Search uses the server engine (OPDS search).</source>
-        <translation type="finished">La ricerca usa il motore del server (OPDS search).</translation>
+        <translation>La ricerca usa il motore del server (OPDS search).</translation>
     </message>
     <message>
         <location filename="../qml/pages/SearchPage.qml" line="50" />
         <source>Results: </source>
-        <translation type="finished">Risultati: </translation>
+        <translation>Risultati: </translation>
     </message>
 </context>
 <context>
     <name>SettingsPage</name>
     <message>
-        <location filename="../qml/pages/SettingsPage.qml" line="19" />
+        <location filename="../qml/pages/SettingsPage.qml" line="20" />
         <source>Settings</source>
-        <translation type="finished">Impostazioni</translation>
+        <translation>Impostazioni</translation>
     </message>
     <message>
-        <location filename="../qml/pages/SettingsPage.qml" line="21" />
+        <location filename="../qml/pages/SettingsPage.qml" line="22" />
         <source>Server</source>
-        <translation type="finished">Server</translation>
+        <translation>Server</translation>
     </message>
     <message>
-        <location filename="../qml/pages/SettingsPage.qml" line="27" />
+        <location filename="../qml/pages/SettingsPage.qml" line="28" />
         <source>Calibre Web address</source>
-        <translation type="finished">Indirizzo Calibre Web</translation>
+        <translation>Indirizzo Calibre Web</translation>
     </message>
     <message>
-        <location filename="../qml/pages/SettingsPage.qml" line="38" />
+        <location filename="../qml/pages/SettingsPage.qml" line="39" />
         <source>User (empty = anonymous access)</source>
-        <translation type="finished">Utente (vuoto = accesso anonimo)</translation>
+        <translation>Utente (vuoto = accesso anonimo)</translation>
     </message>
     <message>
-        <location filename="../qml/pages/SettingsPage.qml" line="47" />
+        <location filename="../qml/pages/SettingsPage.qml" line="48" />
         <source>Password</source>
-        <translation type="finished">Password</translation>
+        <translation>Password</translation>
-    </message>
-    <message>
-        <location filename="../qml/pages/SettingsPage.qml" line="54" />
-        <source>Ignore SSL certificate errors</source>
-        <translation type="finished">Ignora errori certificato SSL</translation>
     </message>
     <message>
         <location filename="../qml/pages/SettingsPage.qml" line="55" />
+        <source>Ignore SSL certificate errors</source>
+        <translation>Ignora errori certificato SSL</translation>
+    </message>
+    <message>
+        <location filename="../qml/pages/SettingsPage.qml" line="56" />
         <source>Enable if the server uses a self-signed certificate</source>
-        <translation type="finished">Da attivare se il server usa un certificato autofirmato</translation>
+        <translation>Da attivare se il server usa un certificato autofirmato</translation>
     </message>
     <message>
-        <location filename="../qml/pages/SettingsPage.qml" line="60" />
+        <location filename="../qml/pages/SettingsPage.qml" line="61" />
         <source>Reader</source>
-        <translation type="finished">Lettore</translation>
+        <translation>Lettore</translation>
     </message>
     <message>
-        <location filename="../qml/pages/SettingsPage.qml" line="65" />
+        <location filename="../qml/pages/SettingsPage.qml" line="66" />
         <source>Side margins</source>
-        <translation type="finished">Margini laterali</translation>
+        <translation>Margini laterali</translation>
     </message>
     <message>
-        <location filename="../qml/pages/SettingsPage.qml" line="77" />
+        <location filename="../qml/pages/SettingsPage.qml" line="78" />
         <source>Top and bottom margin</source>
-        <translation type="finished">Margine alto e basso</translation>
+        <translation>Margine alto e basso</translation>
     </message>
     <message>
-        <location filename="../qml/pages/SettingsPage.qml" line="86" />
+        <location filename="../qml/pages/SettingsPage.qml" line="87" />
         <source>Connection</source>
-        <translation type="finished">Connessione</translation>
+        <translation>Connessione</translation>
     </message>
     <message>
-        <location filename="../qml/pages/SettingsPage.qml" line="90" />
+        <location filename="../qml/pages/SettingsPage.qml" line="91" />
         <source>Test connection</source>
-        <translation type="finished">Prova connessione</translation>
+        <translation>Prova connessione</translation>
     </message>
     <message>
-        <location filename="../qml/pages/SettingsPage.qml" line="121" />
+        <location filename="../qml/pages/SettingsPage.qml" line="115" />
+        <location filename="../qml/pages/SettingsPage.qml" line="120" />
+        <source>Language</source>
+        <translation type="finished">Lingua</translation>
+    </message>
+    <message>
+        <location filename="../qml/pages/SettingsPage.qml" line="123" />
+        <source>System (default)</source>
+        <translation type="finished">Sistema (predefinita)</translation>
+    </message>
+    <message>
+        <location filename="../qml/pages/SettingsPage.qml" line="131" />
+        <source>Language will be applied after restarting the app</source>
+        <translation type="finished">La lingua verrà applicata al riavvio dell'app</translation>
+    </message>
+    <message>
+        <location filename="../qml/pages/SettingsPage.qml" line="159" />
         <source>Enter the server address</source>
-        <translation type="finished">Inserisci l'indirizzo del server</translation>
+        <translation>Inserisci l'indirizzo del server</translation>
     </message>
     <message>
-        <location filename="../qml/pages/SettingsPage.qml" line="130" />
+        <location filename="../qml/pages/SettingsPage.qml" line="168" />
         <source>Testing…</source>
-        <translation type="finished">Verifica in corso…</translation>
+        <translation>Verifica in corso…</translation>
     </message>
     <message>
-        <location filename="../qml/pages/SettingsPage.qml" line="141" />
+        <location filename="../qml/pages/SettingsPage.qml" line="179" />
         <source>Connection OK: %1 sections found</source>
-        <translation type="finished">Connessione OK: %1 sezioni trovate</translation>
+        <translation>Connessione OK: %1 sezioni trovate</translation>
     </message>
 </context>
 </TS>