InputCommon: move Setting classes out of ControlGroup

Source/Core/InputCommon/ControllerEmu/Setting/BackgroundInputSetting.cpp

@@ -0,0 +1,26 @@
+// Copyright 2017 Dolphin Emulator Project
+// Licensed under GPLv2+
+// Refer to the license.txt file included.
+
+#include "InputCommon/ControllerEmu/Setting/BackgroundInputSetting.h"
+#include "Core/ConfigManager.h"
+#include "InputCommon/ControllerEmu/Setting/Setting.h"
+
+namespace ControllerEmu
+{
+BackgroundInputSetting::BackgroundInputSetting(const std::string& setting_name)
+    : BooleanSetting(setting_name, false, SettingType::VIRTUAL)
+{
+}
+
+bool BackgroundInputSetting::GetValue() const
+{
+  return SConfig::GetInstance().m_BackgroundInput;
+}
+void BackgroundInputSetting::SetValue(bool value)
+{
+  m_value = value;
+  SConfig::GetInstance().m_BackgroundInput = value;
+}
+
+}  // namespace ControllerEmu