1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef PPAPI_THUNK_PPB_MESSAGE_LOOP_API_H_ 6 #define PPAPI_THUNK_PPB_MESSAGE_LOOP_API_H_ 7 8 #include "base/memory/ref_counted.h" 9 #include "ppapi/c/pp_bool.h" 10 #include "ppapi/c/pp_completion_callback.h" 11 #include "ppapi/c/pp_stdint.h" 12 #include "ppapi/thunk/ppapi_thunk_export.h" 13 14 namespace ppapi { 15 16 class TrackedCallback; 17 18 namespace thunk { 19 20 class PPAPI_THUNK_EXPORT PPB_MessageLoop_API { 21 public: ~PPB_MessageLoop_API()22 virtual ~PPB_MessageLoop_API() {} 23 24 virtual int32_t AttachToCurrentThread() = 0; 25 virtual int32_t Run() = 0; 26 // Note: Most interfaces should use scoped_refptr<TrackedCallback>, in order 27 // to track callbacks and support things like blocking or optional callbacks. 28 // In this case, the callback is really just a way to pass a function pointer, 29 // and those options don't make sense. 30 virtual int32_t PostWork(PP_CompletionCallback callback, 31 int64_t delay_ms) = 0; 32 virtual int32_t PostQuit(PP_Bool should_destroy) = 0; 33 }; 34 35 } // namespace thunk 36 } // namespace ppapi 37 38 #endif // PPAPI_THUNK_PPB_MESSAGE_LOOP_API_H_ 39