diff options
Diffstat (limited to 'chromium/content/renderer/mojo/interface_provider_js_wrapper.h')
-rw-r--r-- | chromium/content/renderer/mojo/interface_provider_js_wrapper.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/chromium/content/renderer/mojo/interface_provider_js_wrapper.h b/chromium/content/renderer/mojo/interface_provider_js_wrapper.h new file mode 100644 index 00000000000..0c5c6eb9bac --- /dev/null +++ b/chromium/content/renderer/mojo/interface_provider_js_wrapper.h @@ -0,0 +1,75 @@ +// Copyright 2014 The Chromium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#ifndef CONTENT_RENDERER_MOJO_INTERFACE_PROVIDER_JS_WRAPPER_H_ +#define CONTENT_RENDERER_MOJO_INTERFACE_PROVIDER_JS_WRAPPER_H_ + +#include <string> + +#include "base/macros.h" +#include "content/common/content_export.h" +#include "gin/handle.h" +#include "gin/object_template_builder.h" +#include "gin/wrappable.h" +#include "mojo/public/cpp/system/message_pipe.h" +#include "v8/include/v8.h" + +namespace shell { +class InterfaceProvider; +} + +namespace content { + +// A JS wrapper around shell::InterfaceProvider that allows connecting to +// remote services. +class CONTENT_EXPORT InterfaceProviderJsWrapper + : public gin::Wrappable<InterfaceProviderJsWrapper> { + public: + ~InterfaceProviderJsWrapper() override; + static gin::Handle<InterfaceProviderJsWrapper> Create( + v8::Isolate* isolate, + v8::Handle<v8::Context> context, + shell::InterfaceProvider* remote_interfaces); + + // gin::Wrappable<InterfaceProviderJsWrapper> overrides. + gin::ObjectTemplateBuilder GetObjectTemplateBuilder( + v8::Isolate* isolate) override; + + // JS interface implementation. + void AddOverrideForTesting(const std::string& interface_name, + v8::Local<v8::Function> interface_factory); + void ClearOverridesForTesting(); + mojo::Handle GetInterface(const std::string& interface_name); + + static gin::WrapperInfo kWrapperInfo; + static const char kPerFrameModuleName[]; + static const char kPerProcessModuleName[]; + + private: + using ScopedJsFactory = + v8::Persistent<v8::Function, v8::CopyablePersistentTraits<v8::Function>>; + + InterfaceProviderJsWrapper( + v8::Isolate* isolate, + v8::Handle<v8::Context> context, + base::WeakPtr<shell::InterfaceProvider> remote_interfaces); + + void CallJsFactory(const ScopedJsFactory& factory, + mojo::ScopedMessagePipeHandle pipe); + + static void ClearContext( + const v8::WeakCallbackInfo<InterfaceProviderJsWrapper>& data); + + v8::Isolate* isolate_; + v8::Global<v8::Context> context_; + base::WeakPtr<shell::InterfaceProvider> remote_interfaces_; + + base::WeakPtrFactory<InterfaceProviderJsWrapper> weak_factory_; + + DISALLOW_COPY_AND_ASSIGN(InterfaceProviderJsWrapper); +}; + +} // namespace content + +#endif // CONTENT_RENDERER_MOJO_INTERFACE_PROVIDER_JS_WRAPPER_H_ |