Index: shell/src/PrefsCommand.h
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--- /dev/null
+++ b/shell/src/PrefsCommand.h
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+/*
+ * This file is part of Adblock Plus <http://adblockplus.org/>,
+ * Copyright (C) 2006-2013 Eyeo GmbH
+ *
+ * Adblock Plus is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 3 as
+ * published by the Free Software Foundation.
+ *
+ * Adblock Plus is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef PREFS_COMMAND_H
+#define PREFS_COMMAND_H
+
+#include <AdblockPlus.h>
+#include <string>
+
+#include "Command.h"
+
+class PrefsCommand : public Command
+{
+public:
+  explicit PrefsCommand(AdblockPlus::FilterEngine& filterEngine);
+  void operator()(const std::string& arguments);
+  std::string GetDescription() const;
+  std::string GetUsage() const;
+
+private:
+  AdblockPlus::FilterEngine& filterEngine;
+};
+
+#endif