NOISSUE continue reshuffling the codebase

launcher/ui/setupwizard/LanguageWizardPage.h

@@ -0,0 +1,26 @@
+#pragma once
+
+#include "BaseWizardPage.h"
+
+class LanguageSelectionWidget;
+
+class LanguageWizardPage : public BaseWizardPage
+{
+    Q_OBJECT
+public:
+    explicit LanguageWizardPage(QWidget *parent = Q_NULLPTR);
+
+    virtual ~LanguageWizardPage();
+
+    bool wantsRefreshButton() override;
+
+    void refresh() override;
+
+    bool validatePage() override;
+
+protected:
+    void retranslate() override;
+
+private:
+    LanguageSelectionWidget *mainWidget = nullptr;
+};