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| 1 // Copyright 2015 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 MASH_WM_ACCELERATOR_REGISTRAR_IMPL_H_ | |
| 6 #define MASH_WM_ACCELERATOR_REGISTRAR_IMPL_H_ | |
| 7 | |
| 8 #include <stdint.h> | |
| 9 | |
| 10 #include <map> | |
| 11 | |
| 12 #include "base/callback.h" | |
| 13 #include "base/macros.h" | |
| 14 #include "components/mus/public/interfaces/accelerator_registrar.mojom.h" | |
| 15 #include "mash/wm/root_windows_observer.h" | |
| 16 #include "mojo/public/cpp/bindings/binding_set.h" | |
| 17 #include "mojo/public/cpp/bindings/strong_binding.h" | |
| 18 | |
| 19 namespace mash { | |
| 20 namespace wm { | |
| 21 | |
| 22 class WindowManagerApplication; | |
| 23 | |
| 24 // Manages AcceleratorHandlers from a particular AcceleratorRegistrar | |
| 25 // connection. This manages its own lifetime, and destroys itself when the | |
| 26 // AcceleratorRegistrar and all its AcceleratorHandlers are disconnected. Upon | |
| 27 // destruction, it calls the DestroyCallback. | |
| 28 class AcceleratorRegistrarImpl : public mus::mojom::AcceleratorRegistrar, | |
| 29 public RootWindowsObserver { | |
| 30 public: | |
| 31 using DestroyCallback = base::Callback<void(AcceleratorRegistrarImpl*)>; | |
| 32 AcceleratorRegistrarImpl(WindowManagerApplication* wm_app, | |
| 33 uint32_t accelerator_namespace, | |
| 34 mojo::InterfaceRequest<AcceleratorRegistrar> request, | |
| 35 const DestroyCallback& destroy_callback); | |
| 36 | |
| 37 void Destroy(); | |
| 38 | |
| 39 // Returns true if this AcceleratorRegistrar has an accelerator with the | |
| 40 // specified id. | |
| 41 bool OwnsAccelerator(uint32_t accelerator_id) const; | |
| 42 | |
| 43 void ProcessAccelerator(uint32_t accelerator_id, mus::mojom::EventPtr event); | |
| 44 | |
| 45 private: | |
| 46 struct Accelerator; | |
| 47 | |
| 48 ~AcceleratorRegistrarImpl() override; | |
| 49 | |
| 50 uint32_t ComputeAcceleratorId(uint32_t accelerator_id) const; | |
| 51 void OnBindingGone(); | |
| 52 void OnHandlerGone(); | |
| 53 | |
| 54 void AddAcceleratorToRoot(RootWindowController* root, | |
| 55 uint32_t namespaced_accelerator_id); | |
| 56 | |
| 57 void RemoveAllAccelerators(); | |
| 58 | |
| 59 // mus::mojom::AcceleratorRegistrar: | |
| 60 void SetHandler(mus::mojom::AcceleratorHandlerPtr handler) override; | |
| 61 void AddAccelerator(uint32_t accelerator_id, | |
| 62 mus::mojom::EventMatcherPtr matcher, | |
| 63 const AddAcceleratorCallback& callback) override; | |
| 64 void RemoveAccelerator(uint32_t accelerator_id) override; | |
| 65 | |
| 66 // RootWindowsObserver: | |
| 67 void OnRootWindowControllerAdded(RootWindowController* controller) override; | |
| 68 | |
| 69 WindowManagerApplication* wm_app_; | |
| 70 mus::mojom::AcceleratorHandlerPtr accelerator_handler_; | |
| 71 mojo::Binding<AcceleratorRegistrar> binding_; | |
| 72 uint32_t accelerator_namespace_; | |
| 73 std::map<uint32_t, Accelerator> accelerators_; | |
| 74 DestroyCallback destroy_callback_; | |
| 75 | |
| 76 DISALLOW_COPY_AND_ASSIGN(AcceleratorRegistrarImpl); | |
| 77 }; | |
| 78 | |
| 79 } // namespace wm | |
| 80 } // namespace mash | |
| 81 | |
| 82 #endif // MASH_WM_ACCELERATOR_REGISTRAR_IMPL_H_ | |
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