electron/atom/browser/api/atom_api_desktop_capturer.h

// Copyright (c) 2015 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.

#ifndef ATOM_BROWSER_API_ATOM_API_DESKTOP_CAPTURER_H_
#define ATOM_BROWSER_API_ATOM_API_DESKTOP_CAPTURER_H_

#include <string>
#include <vector>

#include "base/memory/scoped_ptr.h"
#include "atom/browser/api/event_emitter.h"
#include "chrome/browser/media/desktop_media_list_observer.h"
#include "chrome/browser/media/native_desktop_media_list.h"
#include "native_mate/handle.h"

namespace mate {
class Dictionary;
}

namespace atom {

namespace api {

class DesktopCapturer: public mate::EventEmitter,
                       public DesktopMediaListObserver {
 public:
  static mate::Handle<DesktopCapturer> Create(v8::Isolate* isolate);

  void StartUpdating(const mate::Dictionary& args);

  void StopUpdating();

 protected:
  DesktopCapturer();
  ~DesktopCapturer();

  // DesktopMediaListObserver overrides.
  void OnSourceAdded(int index) override;
  void OnSourceRemoved(int index) override;
  void OnSourceMoved(int old_index, int new_index) override;
  void OnSourceNameChanged(int index) override;
  void OnSourceThumbnailChanged(int index) override;
  void OnRefreshFinished() override;

 private:
  void EmitDesktopCapturerEvent(
      const std::string& event_name, int index, bool with_thumbnail);
  // mate::Wrappable:
  mate::ObjectTemplateBuilder GetObjectTemplateBuilder(
      v8::Isolate* isolate) override;

  scoped_ptr<DesktopMediaList> media_list_;

  DISALLOW_COPY_AND_ASSIGN(DesktopCapturer);
};

}  // namespace api

}  // namespace atom

#endif  // ATOM_BROWSER_API_ATOM_API_DESKTOP_CAPTURER_H_