electron/atom/renderer/renderer_client_base.h

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// Copyright (c) 2017 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#ifndef ATOM_RENDERER_RENDERER_CLIENT_BASE_H_
#define ATOM_RENDERER_RENDERER_CLIENT_BASE_H_
#include <string>
#include <vector>
#include "content/public/renderer/content_renderer_client.h"
#include "third_party/blink/public/web/web_local_frame.h"
#if defined(WIDEVINE_CDM_AVAILABLE)
#include "chrome/renderer/media/chrome_key_systems_provider.h"
#endif
namespace atom {
class PreferencesManager;
class RendererClientBase : public content::ContentRendererClient {
public:
RendererClientBase();
~RendererClientBase() override;
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virtual void DidCreateScriptContext(v8::Handle<v8::Context> context,
content::RenderFrame* render_frame);
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virtual void WillReleaseScriptContext(v8::Handle<v8::Context> context,
content::RenderFrame* render_frame) = 0;
virtual void DidClearWindowObject(content::RenderFrame* render_frame);
virtual void SetupMainWorldOverrides(v8::Handle<v8::Context> context) = 0;
bool isolated_world() const { return isolated_world_; }
// Get the context that the Electron API is running in.
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v8::Local<v8::Context> GetContext(blink::WebLocalFrame* frame,
v8::Isolate* isolate) const;
protected:
void AddRenderBindings(v8::Isolate* isolate,
v8::Local<v8::Object> binding_object);
// content::ContentRendererClient:
void RenderThreadStarted() override;
void RenderFrameCreated(content::RenderFrame*) override;
void RenderViewCreated(content::RenderView*) override;
std::unique_ptr<blink::WebSpeechSynthesizer> OverrideSpeechSynthesizer(
blink::WebSpeechSynthesizerClient* client) override;
bool OverrideCreatePlugin(content::RenderFrame* render_frame,
const blink::WebPluginParams& params,
blink::WebPlugin** plugin) override;
void AddSupportedKeySystems(
std::vector<std::unique_ptr<::media::KeySystemProperties>>* key_systems)
override;
bool IsKeySystemsUpdateNeeded() override;
private:
std::unique_ptr<PreferencesManager> preferences_manager_;
#if defined(WIDEVINE_CDM_AVAILABLE)
ChromeKeySystemsProvider key_systems_provider_;
#endif
bool isolated_world_;
std::string renderer_client_id_;
// An increasing ID used for indentifying an V8 context in this process.
int64_t next_context_id_ = 0;
};
} // namespace atom
#endif // ATOM_RENDERER_RENDERER_CLIENT_BASE_H_