Diff: MQTT/FP/FP.h

Revision:

9:58eb378727d9

Parent:

8:80d49dd91542

Child:

10:0b5e0dfee08e

diff -r 80d49dd91542 -r 58eb378727d9 MQTT/FP/FP.h
--- a/MQTT/FP/FP.h	Wed Oct 01 13:27:35 2014 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,212 +0,0 @@
-/**
- * @file    FP.h
- * @brief   Core Utility - Templated Function Pointer Class
- * @author  sam grove
- * @version 1.1
- * @see     http://mbed.org/users/sam_grove/code/FP/
- *
- * Copyright (c) 2013
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef FP_H
-#define FP_H
-
-/** Example using the FP Class with global functions
- * @code
- *  #include "mbed.h"
- *  #include "FP.h"
- *
- *  FP<void,bool>fp;
- *  DigitalOut myled(LED1);
- *
- *  void handler(bool value)
- *  {
- *      myled = value;
- *      return;
- *  }
- *
- *  int main()
- *  {
- *      fp.attach(&handler);
- *
- *      while(1)
- *      {
- *          fp(1);
- *          wait(0.2);
- *          fp(0);
- *          wait(0.2);
- *      }
- *  }
- * @endcode
- */
-
-/** Example using the FP Class with different class member functions
- * @code
- *  #include "mbed.h"
- *  #include "FP.h"
- *
- *  FP<void,bool>fp;
- *  DigitalOut myled(LED4);
- *
- *  class Wrapper
- *  {
- *  public:
- *      Wrapper(){}
- *
- *      void handler(bool value)
- *      {
- *          myled = value;
- *          return;
- *      }
- *  };
- *
- *  int main()
- *  {
- *      Wrapper wrapped;
- *      fp.attach(&wrapped, &Wrapper::handler);
- *
- *      while(1)
- *      {
- *          fp(1);
- *          wait(0.2);
- *          fp(0);
- *          wait(0.2);
- *      }
- *  }
- * @endcode
- */
-
-/** Example using the FP Class with member FP and member function
-* @code
-*  #include "mbed.h"
-*  #include "FP.h"
-*
-*  DigitalOut myled(LED2);
-*
-*  class Wrapper
-*  {
-*  public:
-*      Wrapper()
-*      {
-*          fp.attach(this, &Wrapper::handler);
-*      }
-*
-*      void handler(bool value)
-*      {
-*          myled = value;
-*          return;
-*      }
-*
-*      FP<void,bool>fp;
-*  };
-*
-*  int main()
-*  {
-*      Wrapper wrapped;
-*
-*      while(1)
-*      {
-*          wrapped.fp(1);
-*          wait(0.2);
-*          wrapped.fp(0);
-*          wait(0.2);
-*      }
-*  }
-* @endcode
-*/
-
-/**
- *  @class FP
- *  @brief API for managing Function Pointers
- */
-template<class retT, class argT>
-class FP
-{
-public:
-    /** Create the FP object - only one callback can be attached to the object, that is
-     *  a member function or a global function, not both at the same time
-     */
-    FP()
-    {
-        obj_callback = 0;
-        c_callback = 0;
-    }
-
-    /** Add a callback function to the object
-     *  @param item - Address of the initialized object
-     *  @param member - Address of the member function (dont forget the scope that the function is defined in)
-     */
-    template<class T>
-    void attach(T *item, retT (T::*method)(argT))
-    {
-        obj_callback = (FPtrDummy *)(item);
-        method_callback = (retT (FPtrDummy::*)(argT))(method);
-        return;
-    }
-
-    /** Add a callback function to the object
-     *  @param function - The address of a globally defined function
-     */
-    void attach(retT (*function)(argT))
-    {
-        c_callback = function;
-    }
-
-    /** Invoke the function attached to the class
-     *  @param arg - An argument that is passed into the function handler that is called
-     *  @return The return from the function hanlder called by this class
-     */
-    retT operator()(argT arg) const
-    {
-        if( 0 != c_callback ) {
-            return obj_callback ? (obj_callback->*method_callback)(arg) : (*c_callback)(arg);
-        }
-        return (retT)0;
-    }
-
-    /** Determine if an callback is currently hooked
-     *  @return 1 if a method is hooked, 0 otherwise
-     */
-    bool attached()
-    {
-        return obj_callback || c_callback;
-    }
-
-    /** Release a function from the callback hook
-     */
-    void detach()
-    {
-        obj_callback = 0;
-        c_callback = 0;
-    }
-
-private:
-
-    // empty type used for casting
-    class FPtrDummy;
-
-    FPtrDummy *obj_callback;
-
-    /**
-     *  @union Funciton
-     *  @brief Member or global callback function
-     */
-    union {
-        retT (*c_callback)(argT);                   /*!< Footprint for a global function */
-        retT (FPtrDummy::*method_callback)(argT);   /*!< Footprint for a member function */
-    };
-};
-
-#endif