-StateManager::State*
-Locations::state_factory (std::string why) const
-{
- State* state = new State (why);
-
- state->locations = locations;
-
- for (LocationList::const_iterator i = locations.begin(); i != locations.end(); ++i) {
- state->states.push_back (new Location (**i));
- }
-
- return state;
-}
-
-Change
-Locations::restore_state (StateManager::State& state)
-{
- {
- Glib::Mutex::Lock lm (lock);
- State* lstate = dynamic_cast<State*> (&state);
-
- locations = lstate->locations;
- LocationList& states = lstate->states;
- LocationList::iterator l, s;
-
- for (l = locations.begin(), s = states.begin(); s != states.end(); ++s, ++l) {
- (*l) = (*s);
- }
- }
-
- return Change (0);
-}
-
-UndoAction
-Locations::get_memento () const
-{
- return sigc::bind (mem_fun (*(const_cast<Locations*> (this)), &StateManager::use_state), _current_state_id);
-}
-