Re: [Boost-users] [statechart] Events not consumed when using derivedstates?

From: Andreas Huber (ahd6974-spamboostorgtrap_at_[hidden])
Date: 2008-09-01 15:38:02

Hi Stefan

[snip]
> struct State : sc::simple_state< State<context>, context >
>
> {    // Some application-specific things
>
> };struct StateA : State< StateMachine >
> {
>     typedef sc::transition< Event, StateB > reactions;
> };
> struct StateB : State< StateMachine >
>
> {
>     typedef sc::transition< Event, StateA > reactions;
> };
[snip]

> May I be violating some prerequisites here?Thank you for any help you can 
> provide,  Stefan.

Yes, the first template argument passed to simple_state must be the 
*most-derived* simple_state<> subclass. Please see:

<http://www.boost.org/doc/libs/1_36_0/libs/statechart/doc/reference.html#ClassTemplatesimple_state>, 
Class template simple_state parameters

HTH,

-- 
Andreas Huber
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