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1 // Copyright 2014 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 CONTENT_RENDERER_MOJO_SERVICE_REGISTRY_JS_WRAPPER_H_ | |
6 #define CONTENT_RENDERER_MOJO_SERVICE_REGISTRY_JS_WRAPPER_H_ | |
7 | |
8 #include <string> | |
9 | |
10 #include "base/macros.h" | |
11 #include "content/common/content_export.h" | |
12 #include "gin/handle.h" | |
13 #include "gin/object_template_builder.h" | |
14 #include "gin/wrappable.h" | |
15 #include "mojo/public/cpp/system/message_pipe.h" | |
16 #include "v8/include/v8.h" | |
17 | |
18 namespace content { | |
19 | |
20 class ServiceRegistry; | |
21 | |
22 // A JS wrapper around ServiceRegistry that allows connecting to remote | |
23 // services. | |
24 class CONTENT_EXPORT ServiceRegistryJsWrapper | |
25 : public gin::Wrappable<ServiceRegistryJsWrapper> { | |
26 public: | |
27 ~ServiceRegistryJsWrapper() override; | |
28 static gin::Handle<ServiceRegistryJsWrapper> Create( | |
29 v8::Isolate* isolate, | |
30 v8::Handle<v8::Context> context, | |
31 ServiceRegistry* service_registry); | |
32 | |
33 // gin::Wrappable<ServiceRegistryJsWrapper> overrides. | |
34 gin::ObjectTemplateBuilder GetObjectTemplateBuilder( | |
35 v8::Isolate* isolate) override; | |
36 | |
37 // JS interface implementation. | |
38 void AddServiceOverrideForTesting(const std::string& service_name, | |
39 v8::Local<v8::Function> service_factory); | |
40 void ClearServiceOverridesForTesting(); | |
41 mojo::Handle ConnectToService(const std::string& service_name); | |
42 | |
43 static gin::WrapperInfo kWrapperInfo; | |
44 static const char kPerFrameModuleName[]; | |
45 static const char kPerProcessModuleName[]; | |
46 | |
47 private: | |
48 using ScopedJsFactory = | |
49 v8::Persistent<v8::Function, v8::CopyablePersistentTraits<v8::Function>>; | |
50 | |
51 ServiceRegistryJsWrapper(v8::Isolate* isolate, | |
52 v8::Handle<v8::Context> context, | |
53 base::WeakPtr<ServiceRegistry> service_registry); | |
54 | |
55 void CallJsFactory(const ScopedJsFactory& factory, | |
56 mojo::ScopedMessagePipeHandle pipe); | |
57 | |
58 static void ClearContext( | |
59 const v8::WeakCallbackInfo<ServiceRegistryJsWrapper>& data); | |
60 | |
61 v8::Isolate* isolate_; | |
62 v8::Global<v8::Context> context_; | |
63 base::WeakPtr<ServiceRegistry> service_registry_; | |
64 | |
65 base::WeakPtrFactory<ServiceRegistryJsWrapper> weak_factory_; | |
66 | |
67 DISALLOW_COPY_AND_ASSIGN(ServiceRegistryJsWrapper); | |
68 }; | |
69 | |
70 } // namespace content | |
71 | |
72 #endif // CONTENT_RENDERER_MOJO_SERVICE_REGISTRY_JS_WRAPPER_H_ | |
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