void ObservableLooper::_handleRemoveObserver( BMessage* message) { // PRINT(("ObservableLooper::_handleRemoveObserver():\n" // " %ld targets\n", CountTargets())); BMessage reply; BMessenger observer; status_t err = message->FindMessenger( "observer", &observer); if(err < B_OK) { PRINT(( "* ObservableLooper::_handleRemoveObserver(): no observer specified!\n")); // send reply? +++++ return; } // at this point, a reply of some sort will be sent reply.AddMessenger("target", BMessenger(this)); reply.AddMessenger("observer", observer); int32 index = IndexOfTarget(observer.Target(0)); if(index == -1) { reply.what = M_BAD_OBSERVER; } else { RemoveTarget(index); reply.what = M_OBSERVER_REMOVED; } message->SendReply(&reply); // call hook observerRemoved(observer); // time to shut down? if(m_quitting && !CountTargets()) { releaseComplete(); BLooper::Quit(); } }
void ObservableHandler::_handleRemoveObserver( BMessage* message) { #if DEBUG BLooper* l = Looper(); ASSERT(l); ASSERT(l->IsLocked()); #endif BMessage reply; BMessenger observer; status_t err = message->FindMessenger( "observer", &observer); if(err < B_OK) { PRINT(( "* ObservableHandler::_handleRemoveObserver(): no observer specified!\n")); // send reply? +++++ return; } int32 index = IndexOfTarget(observer.Target(0)); if(index == -1) { reply.what = M_BAD_OBSERVER; reply.AddMessenger("target", BMessenger(this)); reply.AddMessenger("observer", observer); message->SendReply(&reply); return; } // valid observer given; remove it & call notification hook RemoveTarget(index); observerRemoved(observer); // time to shut down? if(m_released && !CountTargets()) { releaseComplete(); delete this; // BOOM! } }