89         struct Playing_ : public msm::front::state_machine_def<Playing_>  struct
92             void on_entry(Event const&,FSM& ) {++entry_counter;}  in on_entry()
94             void on_exit(Event const&,FSM& ) {++exit_counter;}  in on_exit()
95             int entry_counter;
96             int exit_counter;
97             unsigned int start_next_song_counter;
98             unsigned int start_prev_song_guard_counter;
100             Playing_():  in Playing_()  argument
106             struct Song1 : public msm::front::state<>
115             struct Song2 : public msm::front::state<>
124             struct Song3 : public msm::front::state<>
134             typedef Song1 initial_state;
136             void start_next_song(NextSong const&)       {++start_next_song_counter; }  in start_next_song()
137             void start_prev_song(PreviousSong const&)       {  }  in start_prev_song()
139 …ol start_prev_song_guard(PreviousSong const&)       {++start_prev_song_guard_counter;return true; }  in start_prev_song_guard()
141             typedef Playing_ pl; // makes transition table cleaner
143             struct transition_table : mpl::vector4<
154             void no_transition(Event const&, FSM&,int)  in no_transition()