[summary] Hook up Config message to page

- the Page displays a simple message describing what the
  summary is all about; Config has the same message,
  use that. Needed some re-jigging to get the signals
  and slots right.

src/modules/summary/Config.cpp

@@ -92,8 +92,8 @@ Config::retranslate()
         m_message = ( tr( "This is an overview of what will happen once you start "
                           "the install procedure." ) );
     }
-    Q_EMIT titleChanged();
-    Q_EMIT messageChanged();
+    Q_EMIT titleChanged( m_title );
+    Q_EMIT messageChanged( m_message );
 }
 
 void

src/modules/summary/Config.h

@@ -63,9 +63,9 @@ class Config : public QObject
     Q_OBJECT
 
     ///@brief Name of this summary (generally, "Summary")
-    Q_PROPERTY( QString title MEMBER m_title NOTIFY titleChanged )
+    Q_PROPERTY( QString title READ title NOTIFY titleChanged )
     ///@brief Description of what the summary means
-    Q_PROPERTY( QString message MEMBER m_message NOTIFY messageChanged )
+    Q_PROPERTY( QString message READ message NOTIFY messageChanged )
 
     Q_PROPERTY( QAbstractListModel* summaryModel READ summaryModel CONSTANT FINAL )
 
@@ -77,6 +77,9 @@ public:
 
     QAbstractListModel* summaryModel() const { return m_summary; }
 
+    QString title() const { return m_title; }
+    QString message() const { return m_message; }
+
 private:
     Calamares::ViewStepList stepsForSummary( const Calamares::ViewStepList& allSteps ) const;
     void retranslate();
@@ -84,11 +87,11 @@ private:
     const Calamares::ViewStep* m_thisViewStep;
     SummaryModel* m_summary;
 
-    QString m_message;
     QString m_title;
+    QString m_message;
 
-signals:
-    void messageChanged();
-    void titleChanged();
+Q_SIGNALS:
+    void titleChanged( QString title );
+    void messageChanged( QString message );
 };
 #endif

src/modules/summary/SummaryPage.cpp

@@ -29,7 +29,7 @@
 
 static const int SECTION_SPACING = 12;
 
-SummaryPage::SummaryPage( const SummaryViewStep* thisViewStep, QWidget* parent )
+SummaryPage::SummaryPage( Config* config, const SummaryViewStep* thisViewStep, QWidget* parent )
     : QWidget()
     , m_thisViewStep( thisViewStep )
     , m_contentWidget( nullptr )
@@ -37,6 +37,7 @@ SummaryPage::SummaryPage( const SummaryViewStep* thisViewStep, QWidget* parent )
 {
     Q_UNUSED( parent )
 
+
     this->setObjectName( "summaryStep" );
 
     Q_ASSERT( m_thisViewStep );
@@ -45,11 +46,8 @@ SummaryPage::SummaryPage( const SummaryViewStep* thisViewStep, QWidget* parent )
 
     QLabel* headerLabel = new QLabel( this );
     headerLabel->setObjectName( "summaryTitle" );
-    CALAMARES_RETRANSLATE( if ( Calamares::Settings::instance()->isSetupMode() )
-                               headerLabel->setText( tr( "This is an overview of what will happen once you start "
-                                                         "the setup procedure." ) );
-                           else headerLabel->setText( tr( "This is an overview of what will happen once you start "
-                                                          "the install procedure." ) ); );
+    headerLabel->setText( config->message() );
+    connect( config, &Config::messageChanged, headerLabel, &QLabel::setText );
     layout->addWidget( headerLabel );
     layout->addWidget( m_scrollArea );
     m_scrollArea->setWidgetResizable( true );

src/modules/summary/SummaryPage.h

@@ -14,10 +14,13 @@
 
 #include <QWidget>
 
+class Config;
+class SummaryViewStep;
+
 class QLabel;
 class QScrollArea;
 class QVBoxLayout;
-class SummaryViewStep;
+
 
 /** @brief Provide a summary view with to-be-done action descriptions.
 *
@@ -42,7 +45,7 @@ class SummaryPage : public QWidget
 {
     Q_OBJECT
 public:
-    explicit SummaryPage( const SummaryViewStep* thisViewStep, QWidget* parent = nullptr );
+    explicit SummaryPage( Config* config, const SummaryViewStep* thisViewStep, QWidget* parent = nullptr );
 
     /// @brief Create contents showing all of the summary
     void onActivate();

src/modules/summary/SummaryViewStep.cpp

@@ -15,8 +15,8 @@ CALAMARES_PLUGIN_FACTORY_DEFINITION( SummaryViewStepFactory, registerPlugin< Sum
 
 SummaryViewStep::SummaryViewStep( QObject* parent )
     : Calamares::ViewStep( parent )
-    , m_widget( new SummaryPage( this ) )
     , m_config( new Config( this ) )
+    , m_widget( new SummaryPage( m_config, this ) )
 {
     emit nextStatusChanged( true );
 }

src/modules/summary/SummaryViewStep.h

@@ -42,8 +42,8 @@ public:
     void onLeave() override;
 
 private:
-    SummaryPage* m_widget = nullptr;
     Config* m_config = nullptr;
+    SummaryPage* m_widget = nullptr;
 };
 
 CALAMARES_PLUGIN_FACTORY_DECLARATION( SummaryViewStepFactory )