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Side by Side Diff: components/arc/arc_bridge_bootstrap.h

Issue 1921973002: Convert //components/[a-e]* from scoped_ptr to std::unique_ptr (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: . Created 4 years, 7 months ago
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1 // Copyright 2015 The Chromium Authors. All rights reserved. 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 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef COMPONENTS_ARC_ARC_BRIDGE_BOOTSTRAP_H_ 5 #ifndef COMPONENTS_ARC_ARC_BRIDGE_BOOTSTRAP_H_
6 #define COMPONENTS_ARC_ARC_BRIDGE_BOOTSTRAP_H_ 6 #define COMPONENTS_ARC_ARC_BRIDGE_BOOTSTRAP_H_
7 7
8 #include <memory>
9
8 #include "base/macros.h" 10 #include "base/macros.h"
9 #include "base/memory/scoped_ptr.h"
10 #include "base/sequenced_task_runner.h" 11 #include "base/sequenced_task_runner.h"
11 #include "base/single_thread_task_runner.h" 12 #include "base/single_thread_task_runner.h"
12 #include "components/arc/common/arc_bridge.mojom.h" 13 #include "components/arc/common/arc_bridge.mojom.h"
13 14
14 namespace arc { 15 namespace arc {
15 16
16 // Starts the ARC instance and bootstraps the bridge connection. 17 // Starts the ARC instance and bootstraps the bridge connection.
17 // Clients should implement the Delegate to be notified upon communications 18 // Clients should implement the Delegate to be notified upon communications
18 // being available. 19 // being available.
19 class ArcBridgeBootstrap { 20 class ArcBridgeBootstrap {
20 public: 21 public:
21 class Delegate { 22 class Delegate {
22 public: 23 public:
23 virtual void OnConnectionEstablished( 24 virtual void OnConnectionEstablished(
24 mojom::ArcBridgeInstancePtr instance_ptr) = 0; 25 mojom::ArcBridgeInstancePtr instance_ptr) = 0;
25 virtual void OnStopped() = 0; 26 virtual void OnStopped() = 0;
26 }; 27 };
27 28
28 // Creates a default instance of ArcBridgeBootstrap. 29 // Creates a default instance of ArcBridgeBootstrap.
29 static scoped_ptr<ArcBridgeBootstrap> Create(); 30 static std::unique_ptr<ArcBridgeBootstrap> Create();
30 virtual ~ArcBridgeBootstrap(); 31 virtual ~ArcBridgeBootstrap();
31 32
32 // This must be called before calling Start() or Stop(). |delegate| is owned 33 // This must be called before calling Start() or Stop(). |delegate| is owned
33 // by the caller and must outlive this instance. 34 // by the caller and must outlive this instance.
34 void set_delegate(Delegate* delegate) { delegate_ = delegate; } 35 void set_delegate(Delegate* delegate) { delegate_ = delegate; }
35 36
36 // Starts and bootstraps a connection with the instance. The Delegate's 37 // Starts and bootstraps a connection with the instance. The Delegate's
37 // OnConnectionEstablished() will be called if the bootstrapping is 38 // OnConnectionEstablished() will be called if the bootstrapping is
38 // successful, or OnStopped() if it is not. 39 // successful, or OnStopped() if it is not.
39 virtual void Start() = 0; 40 virtual void Start() = 0;
40 41
41 // Stops the currently-running instance. 42 // Stops the currently-running instance.
42 virtual void Stop() = 0; 43 virtual void Stop() = 0;
43 44
44 protected: 45 protected:
45 ArcBridgeBootstrap(); 46 ArcBridgeBootstrap();
46 47
47 // Owned by the caller. 48 // Owned by the caller.
48 Delegate* delegate_ = nullptr; 49 Delegate* delegate_ = nullptr;
49 50
50 private: 51 private:
51 DISALLOW_COPY_AND_ASSIGN(ArcBridgeBootstrap); 52 DISALLOW_COPY_AND_ASSIGN(ArcBridgeBootstrap);
52 }; 53 };
53 54
54 } // namespace arc 55 } // namespace arc
55 56
56 #endif // COMPONENTS_ARC_ARC_BRIDGE_BOOTSTRAP_H_ 57 #endif // COMPONENTS_ARC_ARC_BRIDGE_BOOTSTRAP_H_
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