electron/atom/renderer/atom_render_frame_observer.h

49 lines
1.5 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_ATOM_RENDER_FRAME_OBSERVER_H_
#define ATOM_RENDERER_ATOM_RENDER_FRAME_OBSERVER_H_
#include "atom/renderer/renderer_client_base.h"
#include "content/public/renderer/render_frame_observer.h"
namespace atom {
enum World {
MAIN_WORLD = 0,
// Use a high number far away from 0 to not collide with any other world
// IDs created internally by Chrome.
ISOLATED_WORLD = 999
};
// Helper class to forward the messages to the client.
class AtomRenderFrameObserver : public content::RenderFrameObserver {
public:
AtomRenderFrameObserver(content::RenderFrame* frame,
RendererClientBase* renderer_client);
// content::RenderFrameObserver:
void DidClearWindowObject() override;
void DidCreateScriptContext(v8::Handle<v8::Context> context,
int world_id) override;
void DraggableRegionsChanged() override;
void WillReleaseScriptContext(v8::Local<v8::Context> context,
int world_id) override;
void OnDestruct() override;
private:
bool ShouldNotifyClient(int world_id);
void CreateIsolatedWorldContext();
bool IsMainWorld(int world_id);
bool IsIsolatedWorld(int world_id);
content::RenderFrame* render_frame_;
RendererClientBase* renderer_client_;
DISALLOW_COPY_AND_ASSIGN(AtomRenderFrameObserver);
};
} // namespace atom
#endif // ATOM_RENDERER_ATOM_RENDER_FRAME_OBSERVER_H_