ScopedState< TState > Class Template Reference

Simple object for writing RAII-like scoped states (see example). More...

Public Member Functions
	ScopedState (Ref< TState > store, TState scopedState)
	Ctor.
void	Dispose ()
	Cleanup - restore the flag's original value.

Detailed Description

Simple object for writing RAII-like scoped states (see example).

bool flag = false;
...
using (ScopedState f(new Ref(flag), true))
{
  // in here, flag will be true
}
// upon leaving, flag will revert to false

Template Parameters

TState

Must be a value type.

Type Constraints

TState

:

struct

Member Function Documentation

ScopedState()

ScopedState	(	Ref< TState >	store,
		TState	scopedState )

Ctor.

Parameters

store	Reference to the value type that contains the flag to be altered in the scope.
scopedState	State the flag should assume inside the scope.