From db9f63f61a4cf3d6f0c7455746325c7936be8ee4 Mon Sep 17 00:00:00 2001
From: LPTK <lionel.parreaux@gmail.com>
Date: Wed, 17 Jul 2013 16:55:13 +0200
Subject: [PATCH] Added an eoUpdater that simply calls a function with no
 arguments

---
 eo/src/utils/eoUpdater.h | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/eo/src/utils/eoUpdater.h b/eo/src/utils/eoUpdater.h
index 072b9a9bb..70c714bca 100644
--- a/eo/src/utils/eoUpdater.h
+++ b/eo/src/utils/eoUpdater.h
@@ -50,6 +50,32 @@ public:
     eoUpdater& addTo(eoCheckPoint<EOT>& cp)        { cp.add(*this);  return *this; }
 };
 
+/**
+   An eoUpdater that simply calls a function with no arguments
+
+    @ingroup Utilities
+*/
+class eoFunctionCaller : public eoUpdater
+{
+public :
+    
+    /** Default Ctor - requires a pointer to the function to call */
+    eoFunctionCaller(void (*_fct)())
+    : fct(_fct)
+    { }
+    
+    /** Simply call the function */
+    virtual void operator()()
+    {
+        (*fct)();
+    }
+
+  virtual std::string className(void) const { return "eoFunctionCaller"; }
+  
+private:
+    void (*fct)();
+};
+
 /**
    an eoUpdater that simply increments a counter