[finished] Heavy refactor

- move most of the business logic to Config
- make retranslate of the page more robust (e.g. changing language
  after failure would restore the un-failed message)

There's still some bits left.

src/modules/finished/Config.cpp

@@ -33,11 +33,55 @@ Config::Config( QObject* parent )
 {
 }
 
+void
+Config::setRestartNowMode( Config::RestartMode m )
+{
+    // Can only go "down" in state (Always > UserDefaultChecked > .. > Never)
+    if ( m > m_restartNowMode )
+    {
+        return;
+    }
+
+    // If changing to an unconditional mode, also set other flag
+    if ( m == RestartMode::Always || m == RestartMode::Never )
+    {
+        setRestartNowWanted( m == RestartMode::Always );
+    }
+
+    if ( m != m_restartNowMode )
+    {
+        m_restartNowMode = m;
+        emit restartModeChanged( m );
+    }
+}
+
+void
+Config::setRestartNowWanted( bool w )
+{
+    // Follow the mode which may affect @p w
+    if ( m_restartNowMode == RestartMode::Always )
+    {
+        w = true;
+    }
+    if ( m_restartNowMode == RestartMode::Never )
+    {
+        w = false;
+    }
+
+    if ( w != m_userWantsRestart )
+    {
+        m_userWantsRestart = w;
+        emit restartNowWantedChanged( w );
+    }
+}
+
+
 void
 Config::setConfigurationMap( const QVariantMap& configurationMap )
 {
     RestartMode mode = RestartMode::Never;
 
+    //TODO:3.3 remove deprecated restart settings
     QString restartMode = CalamaresUtils::getString( configurationMap, "restartNowMode" );
     if ( restartMode.isEmpty() )
     {
@@ -69,6 +113,9 @@ Config::setConfigurationMap( const QVariantMap& configurationMap )
     }
 
     m_restartNowMode = mode;
+    m_userWantsRestart = ( mode == RestartMode::Always || mode == RestartMode::UserDefaultChecked );
+    emit restartModeChanged( m_restartNowMode );
+    emit restartNowWantedChanged( m_userWantsRestart );
 
     if ( mode != RestartMode::Never )
     {

src/modules/finished/Config.h

@@ -20,8 +20,10 @@ class Config : public QObject
 {
     Q_OBJECT
 
+    Q_PROPERTY( RestartMode restartNowMode READ restartNowMode WRITE setRestartNowMode NOTIFY restartModeChanged )
+    Q_PROPERTY( bool restartNowWanted READ restartNowWanted WRITE setRestartNowWanted NOTIFY restartNowWantedChanged )
+
     Q_PROPERTY( QString restartNowCommand READ restartNowCommand CONSTANT FINAL )
-    Q_PROPERTY( RestartMode restartNowMode READ restartNowMode CONSTANT FINAL )
     Q_PROPERTY( bool notifyOnFinished READ notifyOnFinished CONSTANT FINAL )
 
 public:
@@ -36,15 +38,26 @@ public:
     };
     Q_ENUM( RestartMode )
 
-    QString restartNowCommand() const { return m_restartNowCommand; }
     RestartMode restartNowMode() const { return m_restartNowMode; }
+    bool restartNowWanted() const { return m_userWantsRestart; }
+
+    QString restartNowCommand() const { return m_restartNowCommand; }
     bool notifyOnFinished() const { return m_notifyOnFinished; }
 
     void setConfigurationMap( const QVariantMap& configurationMap );
 
+public slots:
+    void setRestartNowMode( RestartMode m );
+    void setRestartNowWanted( bool w );
+
+signals:
+    void restartModeChanged( RestartMode m );
+    void restartNowWantedChanged( bool w );
+
 private:
     QString m_restartNowCommand;
     RestartMode m_restartNowMode = RestartMode::Never;
+    bool m_userWantsRestart = false;
     bool m_notifyOnFinished = false;
 };
 

src/modules/finished/FinishedPage.cpp

@@ -27,10 +27,9 @@
 #include <QProcess>
 
 
-FinishedPage::FinishedPage( QWidget* parent )
+FinishedPage::FinishedPage( Config* config, QWidget* parent )
     : QWidget( parent )
     , ui( new Ui::FinishedPage )
-    , m_mode( Config::RestartMode::UserDefaultUnchecked )
 {
     ui->setupUi( this );
 
@@ -38,68 +37,19 @@ FinishedPage::FinishedPage( QWidget* parent )
     ui->mainText->setWordWrap( true );
     ui->mainText->setOpenExternalLinks( true );
 
-    CALAMARES_RETRANSLATE(
-        const auto* branding = Calamares::Branding::instance(); ui->retranslateUi( this );
-        if ( Calamares::Settings::instance()->isSetupMode() ) {
-            ui->mainText->setText( tr( "<h1>All done.</h1><br/>"
-                                       "%1 has been set up on your computer.<br/>"
-                                       "You may now start using your new system." )
-                                       .arg( branding->versionedName() ) );
-            ui->restartCheckBox->setToolTip( tr( "<html><head/><body>"
-                                                 "<p>When this box is checked, your system will "
-                                                 "restart immediately when you click on "
-                                                 "<span style=\"font-style:italic;\">Done</span> "
-                                                 "or close the setup program.</p></body></html>" ) );
-        } else {
-            ui->mainText->setText( tr( "<h1>All done.</h1><br/>"
-                                       "%1 has been installed on your computer.<br/>"
-                                       "You may now restart into your new system, or continue "
-                                       "using the %2 Live environment." )
-                                       .arg( branding->versionedName(), branding->productName() ) );
-            ui->restartCheckBox->setToolTip( tr( "<html><head/><body>"
-                                                 "<p>When this box is checked, your system will "
-                                                 "restart immediately when you click on "
-                                                 "<span style=\"font-style:italic;\">Done</span> "
-                                                 "or close the installer.</p></body></html>" ) );
-        } )
-}
-
-
-void
-FinishedPage::setRestart( Config::RestartMode mode )
-{
+    connect( config, &Config::restartModeChanged, [this]( Config::RestartMode mode ) {
         using Mode = Config::RestartMode;
 
-    m_mode = mode;
-
         ui->restartCheckBox->setVisible( mode != Mode::Never );
         ui->restartCheckBox->setEnabled( mode != Mode::Always );
-    ui->restartCheckBox->setChecked( ( mode == Mode::Always ) || ( mode == Mode::UserDefaultChecked ) );
-}
-
-
-void
-FinishedPage::setRestartNowCommand( const QString& command )
-{
-    m_restartNowCommand = command;
-}
-
-
-void
-FinishedPage::setUpRestart()
-{
-    cDebug() << "FinishedPage::setUpRestart(), Quit button"
-             << "setup=" << restartModes().find( m_mode ) << "command=" << m_restartNowCommand;
-
-    connect( qApp, &QApplication::aboutToQuit, [this]() {
-        if ( ui->restartCheckBox->isVisible() && ui->restartCheckBox->isChecked() )
-        {
-            cDebug() << "Running restart command" << m_restartNowCommand;
-            QProcess::execute( "/bin/sh", { "-c", m_restartNowCommand } );
-        }
     } );
-}
+    connect( config, &Config::restartNowWantedChanged, ui->restartCheckBox, &QCheckBox::setChecked );
+    connect( ui->restartCheckBox, &QCheckBox::stateChanged, [config]( int state ) {
+        config->setRestartNowWanted( state != 0 );
+    } );
 
+    CALAMARES_RETRANSLATE_SLOT( &FinishedPage::retranslate );
+}
 
 void
 FinishedPage::focusInEvent( QFocusEvent* e )
@@ -110,19 +60,64 @@ FinishedPage::focusInEvent( QFocusEvent* e )
 void
 FinishedPage::onInstallationFailed( const QString& message, const QString& details )
 {
+    m_failure = !message.isEmpty() ? message : details;
+    retranslate();
+}
+
+void
+FinishedPage::retranslate()
+{
+
     const auto* branding = Calamares::Branding::instance();
-    Q_UNUSED( details )
+
+    ui->retranslateUi( this );
+    if ( !m_failure.has_value() )
+    {
         if ( Calamares::Settings::instance()->isSetupMode() )
+        {
+            ui->mainText->setText( tr( "<h1>All done.</h1><br/>"
+                                       "%1 has been set up on your computer.<br/>"
+                                       "You may now start using your new system." )
+                                       .arg( branding->versionedName() ) );
+            ui->restartCheckBox->setToolTip( tr( "<html><head/><body>"
+                                                 "<p>When this box is checked, your system will "
+                                                 "restart immediately when you click on "
+                                                 "<span style=\"font-style:italic;\">Done</span> "
+                                                 "or close the setup program.</p></body></html>" ) );
+        }
+        else
+        {
+            ui->mainText->setText( tr( "<h1>All done.</h1><br/>"
+                                       "%1 has been installed on your computer.<br/>"
+                                       "You may now restart into your new system, or continue "
+                                       "using the %2 Live environment." )
+                                       .arg( branding->versionedName(), branding->productName() ) );
+            ui->restartCheckBox->setToolTip( tr( "<html><head/><body>"
+                                                 "<p>When this box is checked, your system will "
+                                                 "restart immediately when you click on "
+                                                 "<span style=\"font-style:italic;\">Done</span> "
+                                                 "or close the installer.</p></body></html>" ) );
+        }
+    }
+    else
+    {
+        const QString message = m_failure.value();
+
+        if ( Calamares::Settings::instance()->isSetupMode() )
+        {
             ui->mainText->setText( tr( "<h1>Setup Failed</h1><br/>"
                                        "%1 has not been set up on your computer.<br/>"
                                        "The error message was: %2." )
                                        .arg( branding->versionedName() )
                                        .arg( message ) );
+        }
         else
+        {
             ui->mainText->setText( tr( "<h1>Installation Failed</h1><br/>"
                                        "%1 has not been installed on your computer.<br/>"
                                        "The error message was: %2." )
                                        .arg( branding->versionedName() )
                                        .arg( message ) );
-    setRestart( Config::RestartMode::Never );
+        }
+    }
 }

src/modules/finished/FinishedPage.h

@@ -16,6 +16,8 @@
 
 #include <QWidget>
 
+#include <optional>
+
 namespace Ui
 {
 class FinishedPage;
@@ -25,24 +27,19 @@ class FinishedPage : public QWidget
 {
     Q_OBJECT
 public:
-    explicit FinishedPage( QWidget* parent = nullptr );
+    explicit FinishedPage( Config* config, QWidget* parent = nullptr );
 
-    void setRestart( Config::RestartMode mode );
-    void setRestartNowCommand( const QString& command );
-
-    void setUpRestart();
 
 public slots:
     void onInstallationFailed( const QString& message, const QString& details );
+    void retranslate();
 
 protected:
     void focusInEvent( QFocusEvent* e ) override;  //choose the child widget to focus
 
 private:
     Ui::FinishedPage* ui;
-
-    Config::RestartMode m_mode;
-    QString m_restartNowCommand;
+    std::optional< QString > m_failure;
 };
 
 #endif  // FINISHEDPAGE_H

src/modules/finished/FinishedViewStep.cpp

@@ -28,7 +28,7 @@
 FinishedViewStep::FinishedViewStep( QObject* parent )
     : Calamares::ViewStep( parent )
     , m_config( new Config( this ) )
-    , m_widget( new FinishedPage() )
+    , m_widget( new FinishedPage( m_config ) )
     , m_installFailed( false )
 {
     auto jq = Calamares::JobQueue::instance();
@@ -128,10 +128,29 @@ FinishedViewStep::sendNotification()
 }
 
 
+#if 0
+void
+FinishedPage::setUpRestart()
+{
+    cDebug() << "FinishedPage::setUpRestart(), Quit button"
+             << "setup=" << restartModes().find( m_mode ) << "command=" << m_restartNowCommand;
+
+    connect( qApp, &QApplication::aboutToQuit, [this]()
+    {
+        if ( ui->restartCheckBox->isVisible() && ui->restartCheckBox->isChecked() )
+        {
+            cDebug() << "Running restart command" << m_restartNowCommand;
+            QProcess::execute( "/bin/sh", { "-c", m_restartNowCommand } );
+        }
+    } );
+}
+#endif
+
+
 void
 FinishedViewStep::onActivate()
 {
-    m_widget->setUpRestart();
+    // m_widget->setUpRestart();
 
     if ( m_config->notifyOnFinished() )
     {
@@ -158,12 +177,6 @@ void
 FinishedViewStep::setConfigurationMap( const QVariantMap& configurationMap )
 {
     m_config->setConfigurationMap( configurationMap );
-    m_widget->setRestart( m_config->restartNowMode() );
-
-    if ( m_config->restartNowMode() != Config::RestartMode::Never )
-    {
-        m_widget->setRestartNowCommand( m_config->restartNowCommand() );
-    }
 }
 
 CALAMARES_PLUGIN_FACTORY_DEFINITION( FinishedViewStepFactory, registerPlugin< FinishedViewStep >(); )