applet: mii: Simple implementation of mii applet

src/core/frontend/applets/mii.h

@@ -0,0 +1,35 @@
+// Copyright 2022 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <functional>
+
+#include "core/hle/result.h"
+#include "core/hle/service/mii/mii_manager.h"
+
+namespace Core::Frontend {
+
+struct MiiParameters {
+    bool is_editable;
+    Service::Mii::MiiInfo mii_data{};
+};
+
+class MiiApplet {
+public:
+    virtual ~MiiApplet();
+
+    virtual void ShowMii(const MiiParameters& parameters,
+                         const std::function<void(const Core::Frontend::MiiParameters& parameters)>
+                             callback) const = 0;
+};
+
+class DefaultMiiApplet final : public MiiApplet {
+public:
+    void ShowMii(const MiiParameters& parameters,
+                 const std::function<void(const Core::Frontend::MiiParameters& parameters)>
+                     callback) const override;
+};
+
+} // namespace Core::Frontend