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diff --git a/Swiften/AdHoc/OutgoingAdHocCommandSession.h b/Swiften/AdHoc/OutgoingAdHocCommandSession.h
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+++ b/Swiften/AdHoc/OutgoingAdHocCommandSession.h
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+/*
+ * Copyright (c) 2010-2011 Kevin Smith
+ * Licensed under the GNU General Public License v3.
+ * See Documentation/Licenses/GPLv3.txt for more information.
+ */
+
+#pragma once
+
+#include <Swiften/Base/boost_bsignals.h>
+#include <boost/shared_ptr.hpp>
+#include <Swiften/Elements/DiscoItems.h>
+#include <Swiften/Elements/Command.h>
+#include <Swiften/Elements/ErrorPayload.h>
+
+namespace Swift {
+	class IQRouter;
+	class MainWindow;
+	class UIEventStream;
+	class AdHocCommandWindowFactory;
+	class OutgoingAdHocCommandSession {
+		public:
+
+			/**
+			 * Availability of action.
+			 */
+			enum ActionState {
+				Absent /** Action isn't applicable to this command. */ = 0,
+				Present /** Action is applicable to this command */= 1,
+				Enabled /** Action is applicable and currently available */ = 2,
+				EnabledAndPresent = 3};
+
+			OutgoingAdHocCommandSession(const DiscoItems::Item& command, AdHocCommandWindowFactory* factory, IQRouter* iqRouter);
+			/**
+			 * Send initial request to the target.
+			 */
+			void start();
+			/**
+			 * Cancel command session with the target.
+			 */
+			void cancel();
+			/**
+			 * Return to the previous stage.
+			 */
+			void goBack();
+			/**
+			 * Send the form to complete the command.
+			 * \param form Form for submission - if missing the command will be submitted with no form.
+			 */
+			void complete(Form::ref form);
+			/**
+			 * Send the form to advance to the next stage of the command.
+			 * \param form Form for submission - if missing the command will be submitted with no form.
+			 */
+			void goNext(Form::ref form);
+
+			/**
+			 * Is the form multi-stage?
+			 */
+			bool getIsMultiStage();
+
+			/**
+			 * Emitted when the form for the next stage is available.
+			 */
+			boost::signal<void (Command::ref)> onNextStageReceived;
+
+			/**
+			 * Emitted on error.
+			 */
+			boost::signal<void (ErrorPayload::ref)> onError;
+
+			/**
+			 * Get the state of a given action.
+			 * This is useful for a UI to determine which buttons should be visible,
+			 * and which enabled.
+			 * Use for Next, Prev, Cancel and Complete only.
+			 * If no actions are available, the command has completed.
+			 */
+			ActionState getActionState(Command::Action action);
+		private:
+			void handleResponse(boost::shared_ptr<Command> payload, ErrorPayload::ref error);
+		private:
+			DiscoItems::Item command_;
+			IQRouter* iqRouter_;
+			bool isMultiStage_;
+			std::string sessionID_;
+			std::map<Command::Action, ActionState> actionStates_;
+	};
+}