electron/shell/renderer/electron_renderer_client.h

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// Copyright (c) 2013 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
#ifndef ELECTRON_SHELL_RENDERER_ELECTRON_RENDERER_CLIENT_H_
#define ELECTRON_SHELL_RENDERER_ELECTRON_RENDERER_CLIENT_H_
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#include <memory>
#include <set>
#include "shell/renderer/renderer_client_base.h"
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namespace node {
class Environment;
}
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namespace electron {
class ElectronBindings;
class NodeBindings;
class ElectronRendererClient : public RendererClientBase {
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public:
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ElectronRendererClient();
~ElectronRendererClient() override;
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// disable copy
ElectronRendererClient(const ElectronRendererClient&) = delete;
ElectronRendererClient& operator=(const ElectronRendererClient&) = delete;
// electron::RendererClientBase:
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void DidCreateScriptContext(v8::Handle<v8::Context> context,
content::RenderFrame* render_frame) override;
void WillReleaseScriptContext(v8::Handle<v8::Context> context,
content::RenderFrame* render_frame) override;
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private:
// content::ContentRendererClient:
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void RenderFrameCreated(content::RenderFrame*) override;
void RunScriptsAtDocumentStart(content::RenderFrame* render_frame) override;
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void RunScriptsAtDocumentEnd(content::RenderFrame* render_frame) override;
void WorkerScriptReadyForEvaluationOnWorkerThread(
v8::Local<v8::Context> context) override;
void WillDestroyWorkerContextOnWorkerThread(
v8::Local<v8::Context> context) override;
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node::Environment* GetEnvironment(content::RenderFrame* frame) const;
// Whether the node integration has been initialized.
bool node_integration_initialized_ = false;
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std::unique_ptr<NodeBindings> node_bindings_;
std::unique_ptr<ElectronBindings> electron_bindings_;
// The node::Environment::GetCurrent API does not return nullptr when it
// is called for a context without node::Environment, so we have to keep
// a book of the environments created.
std::set<std::shared_ptr<node::Environment>> environments_;
// Getting main script context from web frame would lazily initializes
// its script context. Doing so in a web page without scripts would trigger
// assertion, so we have to keep a book of injected web frames.
std::set<content::RenderFrame*> injected_frames_;
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};
} // namespace electron
#endif // ELECTRON_SHELL_RENDERER_ELECTRON_RENDERER_CLIENT_H_