Olivier Smeesters / Mbed 2 deprecated DtmfKit

A DTMF sequence editor and player for HAM radio equipment command & control.

Dependencies:   mbed ExtTextLCD

KeyboardManager/kbd_mgr/KeyboardStateHandler.h@0:1324e7d9d471, 2011-03-07 (annotated)

Committer:
osmeest
Date:
Mon Mar 07 22:51:19 2011 +0000
Revision:
0:1324e7d9d471

        

        
Who changed what in which revision?

        

            
                
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#ifndef KEYBOARD_STATE_HANDLER_H_





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#define KEYBOARD_STATE_HANDLER_H_





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#include "kbd_mgr/KeyboardState.h"





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namespace kbd_mgr {





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/**





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 * @brief Interface used to report a keyboard state.





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 */





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class KeyboardStateHandler {





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public:





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    virtual void handleState(const KeyboardState &newState) = 0;





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    virtual ~KeyboardStateHandler() { }





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};





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template <class T>





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class MemberKeyboardStateHandler : public KeyboardStateHandler {





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public:





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    typedef void (T::*MemberFunction)(const KeyboardState &);





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    MemberKeyboardStateHandler(T *obj, MemberFunction fn) :





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        object(obj), func(fn)





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    { }





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    virtual void handleState(const KeyboardState &newState) {





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        (object->*func)(newState);





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    }





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private:





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    T *object;





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    MemberFunction func;





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};





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class FunctionKeyboardStateHandler : public KeyboardStateHandler {





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public:





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    typedef void (*HandlerFunction)(const KeyboardState &);





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    FunctionKeyboardStateHandler(HandlerFunction fn) :





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        func(fn)





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    { }





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    virtual void handleState(const KeyboardState &newState) {





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        func(newState);





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    }





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private:





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    HandlerFunction func;





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};





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} // kbd_mgr





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#endif // KEYBOARD_STATE_HANDLER_H_