diff options
Diffstat (limited to 'libs/pbd/pbd/event_loop.h')
| -rw-r--r-- | libs/pbd/pbd/event_loop.h | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/libs/pbd/pbd/event_loop.h b/libs/pbd/pbd/event_loop.h index be98fcd852..088b061826 100644 --- a/libs/pbd/pbd/event_loop.h +++ b/libs/pbd/pbd/event_loop.h @@ -33,7 +33,34 @@ class EventLoop EventLoop() {} virtual ~EventLoop() {} - virtual void call_slot (const boost::function<void()>&) = 0; + enum RequestType { + range_guarantee = ~0 + }; + + struct BaseRequestObject; + + struct InvalidationRecord { + BaseRequestObject* request; + PBD::EventLoop* event_loop; + const char* file; + int line; + + InvalidationRecord() : request (0), event_loop (0) {} + }; + + static void* invalidate_request (void* data); + + struct BaseRequestObject { + RequestType type; + bool valid; + InvalidationRecord* invalidation; + boost::function<void()> the_slot; + + BaseRequestObject() : valid (true), invalidation (0) {} + }; + + virtual void call_slot (InvalidationRecord*, const boost::function<void()>&) = 0; + virtual Glib::Mutex& slot_invalidation_mutex() = 0; static EventLoop* get_event_loop_for_thread(); static void set_event_loop_for_thread (EventLoop* ui); @@ -45,4 +72,6 @@ class EventLoop } +#define MISSING_INVALIDATOR 0 // used to mark places where we fail to provide an invalidator + #endif /* __pbd_event_loop_h__ */ |