WindowsLocationParent.h (1703B)
1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ 3 /* This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #ifndef mozilla_dom_WindowsLocationParent_h__ 8 #define mozilla_dom_WindowsLocationParent_h__ 9 10 #include "mozilla/dom/PWindowsLocationParent.h" 11 #include "nsCOMPtr.h" 12 13 class nsGeoPosition; 14 class nsIGeolocationUpdate; 15 16 namespace mozilla::dom { 17 18 class WindowsLocationProvider; 19 20 // Geolocation actor in main process. 21 // This may receive messages asynchronously, even after it sends Unregister 22 // to the child. 23 class WindowsLocationParent final : public PWindowsLocationParent { 24 NS_INLINE_DECL_THREADSAFE_REFCOUNTING(WindowsLocationParent, override); 25 26 using IPCResult = ::mozilla::ipc::IPCResult; 27 28 explicit WindowsLocationParent(WindowsLocationProvider* aProvider) 29 : mProvider(aProvider) {} 30 31 // Update geolocation with new position information. 32 IPCResult RecvUpdate(RefPtr<nsIDOMGeoPosition> aGeoPosition); 33 34 // A failure occurred. This may be translated into a 35 // nsIGeolocationUpdate::NotifyError or may be ignored if the MLS fallback 36 // is available. 37 IPCResult RecvFailed(uint16_t err); 38 39 void ActorDestroy(ActorDestroyReason aReason) override; 40 41 // After this, the actor will simply ignore any incoming messages. 42 void DetachFromLocationProvider() { mProvider = nullptr; } 43 44 private: 45 ~WindowsLocationParent() override = default; 46 47 WindowsLocationProvider* mProvider; 48 }; 49 50 } // namespace mozilla::dom 51 52 #endif // mozilla_dom_WindowsLocationParent_h__