ola::CallbackRunner< CallbackClass > Class Template Reference

Detailed Description

template<typename CallbackClass>
class ola::CallbackRunner< CallbackClass >

Automatically execute a callback when it goes out of scope.

Template Parameters

CallbackClass

An class which has a Run() method.

This is useful if the function or method has multiple return points and you need to ensure that the callback is always executed before the function returns. It's most useful for handling RPCs.

Example

int Foo(MyCallback *callback) {
  CallbackRunner runner(callback);
  if (...) {
     // do something here.
     return 1;
  } else {
    if (...) {
      // do something here.
      return 2;
    } else {
      // do something here.
      return 3;
    }
  }
}

Public Member Functions
	CallbackRunner (CallbackClass *callback)
	~CallbackRunner ()

Constructor & Destructor Documentation

CallbackRunner()

template<typename CallbackClass >

ola::CallbackRunner< CallbackClass >::CallbackRunner ( CallbackClass *  callback )

inlineexplicit

Construct a new CallbackRunner.

Parameters

callback

the Callback to execute.

~CallbackRunner()

template<typename CallbackClass >

ola::CallbackRunner< CallbackClass >::~CallbackRunner ( )

inline

Destructor, this executes the callback.

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The documentation for this class was generated from the following file:

• include/ola/CallbackRunner.h