electron/atom/renderer/renderer_client_base.h
2019-06-04 16:07:34 -07:00

78 lines
3 KiB
C++

// 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 <memory>
#include <string>
#include <vector>
#include "content/public/renderer/content_renderer_client.h"
#include "third_party/blink/public/web/web_local_frame.h"
// In SHARED_INTERMEDIATE_DIR.
#include "widevine_cdm_version.h" // NOLINT(build/include)
#if defined(WIDEVINE_CDM_AVAILABLE)
#include "chrome/renderer/media/chrome_key_systems_provider.h" // nogncheck
#endif
namespace atom {
class RendererClientBase : public content::ContentRendererClient {
public:
RendererClientBase();
~RendererClientBase() override;
virtual void DidCreateScriptContext(v8::Handle<v8::Context> context,
content::RenderFrame* render_frame);
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,
content::RenderFrame* render_frame) = 0;
virtual void SetupExtensionWorldOverrides(v8::Handle<v8::Context> context,
content::RenderFrame* render_frame,
int world_id) = 0;
bool isolated_world() const { return isolated_world_; }
// Get the context that the Electron API is running in.
v8::Local<v8::Context> GetContext(blink::WebLocalFrame* frame,
v8::Isolate* isolate) const;
// Executes a given v8 Script
static v8::Local<v8::Value> RunScript(v8::Local<v8::Context> context,
v8::Local<v8::String> source);
protected:
void AddRenderBindings(v8::Isolate* isolate,
v8::Local<v8::Object> binding_object);
// content::ContentRendererClient:
void RenderThreadStarted() override;
void RenderFrameCreated(content::RenderFrame*) 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;
void DidSetUserAgent(const std::string& user_agent) override;
private:
#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_