applets: implement HLE mii selector applet

src/citra_qt/applets/mii_selector.h

@@ -0,0 +1,48 @@
+// Copyright 2018 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <unordered_map>
+#include <QDialog>
+#include "core/frontend/applets/mii_selector.h"
+
+class QDialogButtonBox;
+class QComboBox;
+class QVBoxLayout;
+class QtMiiSelector;
+
+class QtMiiSelectorDialog final : public QDialog {
+    Q_OBJECT
+
+public:
+    QtMiiSelectorDialog(QWidget* parent, QtMiiSelector* mii_selector_);
+
+private:
+    void ShowNoMiis();
+
+    QDialogButtonBox* buttons;
+    QComboBox* combobox;
+    QVBoxLayout* layout;
+    QtMiiSelector* mii_selector;
+    u32 return_code = 0;
+    std::unordered_map<int, HLE::Applets::MiiData> miis;
+
+    friend class QtMiiSelector;
+};
+
+class QtMiiSelector final : public QObject, public Frontend::MiiSelector {
+    Q_OBJECT
+
+public:
+    explicit QtMiiSelector(QWidget& parent);
+    void Setup(const Frontend::MiiSelectorConfig* config) override;
+
+private:
+    Q_INVOKABLE void OpenDialog();
+
+    QWidget& parent;
+
+    friend class QtMiiSelectorDialog;
+};