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1 // Copyright 2016 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 ServiceConnector_h | |
6 #define ServiceConnector_h | |
7 | |
8 #include "mojo/public/cpp/bindings/binding.h" | |
9 #include "public/platform/Platform.h" | |
10 #include "services/service_manager/public/interfaces/connector.mojom-blink.h" | |
11 #include "wtf/StdLibExtras.h" | |
12 | |
13 namespace blink { | |
14 | |
15 // ServiceConnector supports connecting to Mojo services by name. | |
16 class ServiceConnector { | |
17 public: | |
18 static ServiceConnector& instance() { | |
19 DEFINE_STATIC_LOCAL(ServiceConnector, instance, ()); | |
20 return instance; | |
21 } | |
22 | |
23 template <typename Interface> | |
24 void connectToInterface(const char* serviceName, | |
25 mojo::InterfaceRequest<Interface> request) { | |
26 if (!m_connector.is_bound()) { | |
27 Platform::current()->bindServiceConnector( | |
28 mojo::MakeRequest(&m_connector).PassMessagePipe()); | |
29 } | |
30 | |
31 if (m_connector.encountered_error()) | |
32 return; | |
33 | |
34 service_manager::mojom::blink::IdentityPtr remoteIdentity( | |
35 service_manager::mojom::blink::Identity::New()); | |
36 remoteIdentity->name = serviceName; | |
37 remoteIdentity->user_id = service_manager::mojom::blink::kInheritUserID; | |
38 remoteIdentity->instance = ""; | |
39 | |
40 service_manager::mojom::blink::InterfaceProviderPtr remoteInterfaces; | |
41 m_connector->Connect(std::move(remoteIdentity), | |
42 MakeRequest(&remoteInterfaces), | |
43 base::Bind(&ServiceConnector::onConnectionCompleted)); | |
44 | |
45 remoteInterfaces->GetInterface(Interface::Name_, request.PassMessagePipe()); | |
46 } | |
47 | |
48 private: | |
49 ServiceConnector() {} | |
50 | |
51 static void onConnectionCompleted( | |
52 service_manager::mojom::ConnectResult result, | |
53 const WTF::String& targetUserID) {} | |
54 | |
55 service_manager::mojom::blink::ConnectorPtr m_connector; | |
56 }; | |
57 | |
58 } // namespace blink | |
59 | |
60 #endif // ServiceConnector_h | |
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