[DEV] think at new interface event

zeus/Future.hpp

@@ -13,7 +13,7 @@ namespace zeus {
 	/**
 	 * @brief future template to cast type in a specific type
 	 */
-	template<class ZEUS_RETURN>
+	template<class ZEUS_RETURN, class ZEUS_EVENT=void>
 	class Future : public zeus::FutureBase {
 		public:
 			/**
@@ -93,6 +93,13 @@ namespace zeus {
 				    });
 				return *this;
 			}
+			Future<ZEUS_RETURN>& andThen(std::function<bool(ZEUS_RETURN)> _callback) {
+				zeus::FutureBase::andThen(
+				    [=](zeus::FutureBase _fut) {
+				    	return _callback(std::move(zeus::Future<ZEUS_RETURN>(_fut).get()));
+				    });
+				return *this;
+			}
 			/**
 			 * @brief Attach callback on a specific return action (ERROR)
 			 * @param[in] _callback Handle on the function to call in case of error on the call
@@ -115,16 +122,45 @@ namespace zeus {
 			 * @brief Attach callback on activity of the action if user set some return information
 			 * @param[in] _callback Handle on the function to call in progress information
 			 */
+			// TODO: this is deprecated ...
 			Future<ZEUS_RETURN>& onProgress(Promise::ObserverProgress _callback) {
 				zeus::FutureBase::onProgress(_callback);
 				return *this;
 			}
+			Future<ZEUS_RETURN>& onSignal(std::function<void(const ZEUS_EVENT&)> _callback) {
+				zeus::FutureBase::onSignal(
+				    [=](ememory::SharedPtr<zeus::Message> _msg) {
+				    	if (_msg == nullptr) {
+				    		return;
+				    	}
+				    	if (_msg->getType() != zeus::message::type::progress) {
+				    		ZEUS_WARNING("No Return value ...");
+				    		return;
+				    	}
+				    	return _callback(static_cast<zeus::message::Progress*>(_msg.get())->getAnswer<ZEUS_EVENT>());
+				    });
+				return *this;
+			}
+			Future<ZEUS_RETURN>& onSignal(std::function<void(ZEUS_EVENT)> _callback) {
+				zeus::FutureBase::onSignal(
+				    [=](ememory::SharedPtr<zeus::Message> _msg) {
+				    	if (_msg == nullptr) {
+				    		return;
+				    	}
+				    	if (_msg->getType() != zeus::message::type::progress) {
+				    		ZEUS_WARNING("No Return value ...");
+				    		return;
+				    	}
+				    	return _callback(std::move(static_cast<zeus::message::Progress*>(_msg.get())->getAnswer<ZEUS_EVENT>()));
+				    });
+				return *this;
+			}
 	};
 	/**
 	 * @brief future template to cast type in a void methode (fallback)
 	 */
 	template<>
-	class Future<void> : public zeus::FutureBase {
+	class Future<void,void> : public zeus::FutureBase {
 		public:
 			/**
 			 * @brief contructor of the Future with the basic FutureBase