Qt: GBA Pad config

Source/Core/DolphinQt/Config/Mapping/GBAPadEmu.h

@@ -0,0 +1,20 @@
+// Copyright 2021 Dolphin Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "DolphinQt/Config/Mapping/MappingWidget.h"
+
+class GBAPadEmu final : public MappingWidget
+{
+  Q_OBJECT
+public:
+  explicit GBAPadEmu(MappingWindow* window);
+
+  InputConfig* GetConfig() override;
+
+private:
+  void LoadSettings() override;
+  void SaveSettings() override;
+  void CreateMainLayout();
+};