[finished] Improve logging of restart mode

- Don't use weirdly-named mode, store named mode in page,
 - Log the actual mode name when setting up the restart button.

src/modules/finished/FinishedPage.cpp

@@ -39,7 +39,7 @@
 FinishedPage::FinishedPage( QWidget* parent )
     : QWidget( parent )
     , ui( new Ui::FinishedPage )
-    , m_restartSetUp( false )
+    , m_mode( FinishedViewStep::RestartMode::UserUnchecked )
 {
     ui->setupUi( this );
 
@@ -83,6 +83,8 @@ FinishedPage::setRestart( FinishedViewStep::RestartMode mode )
 {
     using Mode = FinishedViewStep::RestartMode;
 
+    m_mode = mode;
+
     ui->restartCheckBox->setVisible( mode != Mode::Never );
     ui->restartCheckBox->setEnabled( mode != Mode::Always );
     ui->restartCheckBox->setChecked( ( mode == Mode::Always ) || ( mode == Mode::UserChecked ) );
@@ -100,19 +102,21 @@ void
 FinishedPage::setUpRestart()
 {
     cDebug() << "FinishedPage::setUpRestart(), Quit button"
-        << "setup=" << m_restartSetUp
+        << "setup=" << FinishedViewStep::modeName( m_mode )
         << "command=" << m_restartNowCommand;
-    if ( !m_restartSetUp )
+
-    {
     connect( qApp, &QApplication::aboutToQuit,
-                 this, [this]
+            [this]()
             {
                 if ( ui->restartCheckBox->isVisible() &&
                         ui->restartCheckBox->isChecked() )
+                {
+                    cDebug() << "Running restart command" << m_restartNowCommand;
                     QProcess::execute( "/bin/sh", { "-c", m_restartNowCommand } );
-        } );
                 }
             }
+           );
+}
 
 
 void

src/modules/finished/FinishedPage.h

@@ -49,9 +49,8 @@ protected:
 private:
     Ui::FinishedPage* ui;
 
+    FinishedViewStep::RestartMode m_mode;
     QString m_restartNowCommand;
-
-    bool m_restartSetUp;
 };
 
 #endif // FINISHEDPAGE_H

src/modules/finished/FinishedViewStep.cpp

@@ -210,4 +210,11 @@ FinishedViewStep::setConfigurationMap( const QVariantMap& configurationMap )
     m_notifyOnFinished = CalamaresUtils::getBool( configurationMap, "notifyOnFinished", false );
 }
 
+QString FinishedViewStep::modeName(FinishedViewStep::RestartMode m)
+{
+    bool ok = false;
+    return modeNames().find( m, ok );  // May be QString()
+}
+
+
 CALAMARES_PLUGIN_FACTORY_DEFINITION( FinishedViewStepFactory, registerPlugin<FinishedViewStep>(); )

src/modules/finished/FinishedViewStep.h

@@ -41,6 +41,8 @@ public:
         UserChecked,     ///< @brief Show button, starts checked
         Always           ///< @brief Show button, can't change, checked
     };
+    /// @brief Returns the config-name of the given restart-mode @p m
+    static QString modeName( RestartMode m );
 
     explicit FinishedViewStep( QObject* parent = nullptr );
     virtual ~FinishedViewStep() override;