Diff: handler.hpp

Revision:

0:86ff0a55c978

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/handler.hpp	Tue Nov 30 21:28:18 2010 +0000
@@ -0,0 +1,29 @@
+template <class Result>
+class handler
+{
+public:
+  virtual inline Result operator() () const {};
+};
+
+template <class Result>
+class function_handler
+: public handler <Result>
+{
+protected:
+  Result (*pfunc)();
+public:
+  explicit inline function_handler ( Result (*f)() ) : pfunc (f) {}
+  virtual inline Result operator() () const { return pfunc(); }
+};
+
+template <class Type, class Result>
+class member_handler
+: public handler <Result>
+{
+protected:
+  Type *inst;
+  Result (Type::*pfunc)();
+public:
+  explicit inline member_handler ( Type *i, Result (Type::*f)() ) : inst(i), pfunc (f) {}
+  virtual inline Result operator() () const { return (inst->*pfunc)(); }
+};
\ No newline at end of file