diff options
Diffstat (limited to 'libs/pbd/pbd/event_loop.h')
| -rw-r--r-- | libs/pbd/pbd/event_loop.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/libs/pbd/pbd/event_loop.h b/libs/pbd/pbd/event_loop.h index 3ea6388f3f..90d72ef47c 100644 --- a/libs/pbd/pbd/event_loop.h +++ b/libs/pbd/pbd/event_loop.h @@ -21,6 +21,8 @@ #define __pbd_event_loop_h__ #include <string> +#include <vector> +#include <map> #include <boost/function.hpp> #include <boost/bind.hpp> /* we don't need this here, but anything calling call_slot() probably will, so this is convenient */ #include <glibmm/threads.h> @@ -79,9 +81,40 @@ class LIBPBD_API EventLoop static EventLoop* get_event_loop_for_thread(); static void set_event_loop_for_thread (EventLoop* ui); + struct ThreadBufferMapping { + pthread_t emitting_thread; + std::string target_thread_name; + void* request_buffer; + }; + + static std::vector<ThreadBufferMapping> get_request_buffers_for_target_thread (const std::string&); + + static void register_request_buffer_factory (const std::string& target_thread_name, void* (*factory) (uint32_t)); + static void pre_register (const std::string& emitting_thread_name, uint32_t num_requests); + private: static Glib::Threads::Private<EventLoop> thread_event_loop; std::string _name; + + typedef std::map<std::string,ThreadBufferMapping> ThreadRequestBufferList; + static ThreadRequestBufferList thread_buffer_requests; + static Glib::Threads::RWLock thread_buffer_requests_lock; + + struct RequestBufferSupplier { + + /* @param name : name of object/entity that will/may accept + requests from other threads, via a request buffer. + */ + std::string name; + + /* @param factory : a function that can be called (with an + argument specifying the @param number_of_requests) to create and + return a request buffer for communicating with @param name) + */ + void* (*factory)(uint32_t nunber_of_requests); + }; + typedef std::vector<RequestBufferSupplier> RequestBufferSuppliers; + static RequestBufferSuppliers request_buffer_suppliers; }; } |