diff --git a/src/xf/include/xf/XFState.h b/src/xf/include/xf/XFState.h
index 7f527d6..2b1b815 100644
--- a/src/xf/include/xf/XFState.h
+++ b/src/xf/include/xf/XFState.h
@@ -21,19 +21,62 @@ class XFBehavior;
 class XFState {
 	friend class XFBehavior;
 public:
+	/**
+	 * Create and initialise a State for the behavior.
+	 * Have to be initialized in the constructor of the behavior.
+	 * @param behavior Pointer to the behavior class. Use the keyword this
+	 */
 	XFState(XFBehavior* behavior);
 	~XFState() = default;
 
+	/**
+	 * Set the conditional state of an custom event.
+	 * @param evid Id of the event for set the next State
+	 * @param state Pointer to the next state
+	 */
 	inline void addTransition(const int evid, XFState* state) { addTransition(XFEvent::XFEventType::Event, evid, 0, state); };
 
+	/**
+	 * Set a new timer with a certain duration on every entry of this state.
+	 * Set next state after
+	 * @param time Time duration of the timeout
+	 * @param nextState Pointer to the next state
+	 */
 	inline void setTimeout(int time, XFState* nextState) { addTransition(XFEvent::XFEventType::Timeout, XFEvent::Timeout, time, nextState); };
+
+	// Callback typedef for callback without parameter
 	typedef void (XFBehavior::*callback)();
-	typedef void (XFBehavior::*callbackEv)(const XFEvent* ev);
+
 	//inline void registerOnState(callback cbState) { cbState_ = cbState; };
+
+	/**
+	 * Register the method for the entry callback without parameter
+	 * @param cbEntry Callback automatically called when the state is onEntry
+	 */
 	inline void registerOnEntry(callback cbEntry) { cbEntry_ = cbEntry; };
+
+	/**
+	 * Register the method for the exit callback without parameter
+	 * @param cbExit Callback automatically called when the state is onExit
+	 */
 	inline void registerOnExit(callback cbExit) { cbExit_ = cbExit; };
+
+
+	//Callback typedef for callback with event in parameter
+	typedef void (XFBehavior::*callbackEv)(const XFEvent* ev);
+
 	//inline void registerOnState(callbackEv cbState) { cbEvState_ = cbState; };
+
+	/**
+	 * Register the method for the entry callback with event in parameter.
+	 * @param cbEntry Callback automatically called when the state is onEntry
+	 */
 	inline void registerOnEntry(callbackEv cbEntry) { cbEvEntry_ = cbEntry; };
+
+	/**
+	 * Register the method for the exit callback with event in parameter
+	 * @param cbExit Callback automatically called when the state is onExit
+	 */
 	inline void registerOnExit(callbackEv cbExit) { cbEvExit_ = cbExit; };
 
 protected:
@@ -65,6 +108,10 @@ protected:
 
 class XFInitialState : public XFState {
 public:
+	/**
+	 * Use for set next state of the Initial State.
+	 * @param state Pointer to the next state
+	 */
 	inline XFInitialState(XFBehavior* behavior) : XFState(behavior) {};
 	~XFInitialState() = default;
 	inline void addInitialTransition(XFState* state) { addTransition(XFEvent::XFEventType::Initial, XFEvent::Initial, 0, state); };