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1 // Copyright 2017 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 SERVICES_RESOURCE_COORDINATOR_COORDINATION_UNIT_COORDINATION_UNIT_IMPL_H
_ | |
6 #define SERVICES_RESOURCE_COORDINATOR_COORDINATION_UNIT_COORDINATION_UNIT_IMPL_H
_ | |
7 | |
8 #include <list> | |
9 | |
10 #include "base/optional.h" | |
11 #include "mojo/public/cpp/bindings/binding_set.h" | |
12 #include "mojo/public/cpp/bindings/interface_request.h" | |
13 #include "mojo/public/cpp/bindings/strong_binding.h" | |
14 #include "services/resource_coordinator/public/cpp/coordination_unit_id.h" | |
15 #include "services/resource_coordinator/public/interfaces/coordination_unit.mojo
m.h" | |
16 #include "services/resource_coordinator/public/interfaces/coordination_unit_prov
ider.mojom.h" | |
17 #include "services/service_manager/public/cpp/service_context_ref.h" | |
18 | |
19 namespace resource_coordinator { | |
20 | |
21 class CoordinationUnitImpl : public mojom::CoordinationUnit { | |
22 public: | |
23 CoordinationUnitImpl( | |
24 const CoordinationUnitID& id, | |
25 std::unique_ptr<service_manager::ServiceContextRef> service_ref); | |
26 ~CoordinationUnitImpl() override; | |
27 | |
28 // Overridden from mojom::CoordinationUnit: | |
29 void SendEvent(mojom::EventPtr event) override; | |
30 void GetID(const GetIDCallback& callback) override; | |
31 void Duplicate(mojom::CoordinationUnitRequest request) override; | |
32 void AddChild(const CoordinationUnitID& child_id) override; | |
33 void SetCoordinationPolicyCallback( | |
34 mojom::CoordinationPolicyCallbackPtr callback) override; | |
35 | |
36 private: | |
37 bool AddChild(CoordinationUnitImpl* child); | |
38 void RemoveChild(CoordinationUnitImpl* child); | |
39 void AddParent(CoordinationUnitImpl* parent); | |
40 void RemoveParent(CoordinationUnitImpl* parent); | |
41 bool HasParent(CoordinationUnitImpl* unit); | |
42 bool HasChild(CoordinationUnitImpl* unit); | |
43 | |
44 void RecalcCoordinationPolicy(); | |
45 void UnregisterCoordinationPolicyCallback(); | |
46 | |
47 enum StateFlags : uint8_t { | |
48 kTestState, | |
49 kTabVisible, | |
50 kAudioPlaying, | |
51 kNumStateFlags | |
52 }; | |
53 bool SelfOrParentHasFlagSet(StateFlags state); | |
54 | |
55 std::unique_ptr<service_manager::ServiceContextRef> service_ref_; | |
56 mojo::BindingSet<mojom::CoordinationUnit> bindings_; | |
57 CoordinationUnitID id_; | |
58 | |
59 std::set<CoordinationUnitImpl*> children_; | |
60 std::set<CoordinationUnitImpl*> parents_; | |
61 | |
62 mojom::CoordinationPolicyCallbackPtr policy_callback_; | |
63 mojom::CoordinationPolicyPtr current_policy_; | |
64 | |
65 base::Optional<bool> state_flags_[kNumStateFlags]; | |
66 | |
67 DISALLOW_COPY_AND_ASSIGN(CoordinationUnitImpl); | |
68 }; | |
69 | |
70 } // namespace resource_coordinator | |
71 | |
72 #endif // SERVICES_RESOURCE_COORDINATOR_COORDINATION_UNIT_COORDINATION_UNIT_IMP
L_H_ | |
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