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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_MEDIA_ROUTER_BROWSER_PRESENTATION_WEB_CONTENTS_PRESENTATION_MANAGER_H_
#define COMPONENTS_MEDIA_ROUTER_BROWSER_PRESENTATION_WEB_CONTENTS_PRESENTATION_MANAGER_H_
#include <memory>
#include <vector>
#include "base/memory/weak_ptr.h"
#include "base/observer_list_types.h"
#include "components/media_router/common/mojom/media_router.mojom.h"
namespace content {
struct PresentationRequest;
class PresentationObserver;
class WebContents;
} // namespace content
namespace media_router {
class MediaRoute;
class RouteRequestResult;
// Keeps track of the default PresentationRequest and presentation MediaRoutes
// associated with a WebContents. Its lifetime is tied to that of the
// WebContents.
class WebContentsPresentationManager {
public:
static base::WeakPtr<WebContentsPresentationManager> Get(
content::WebContents* web_contents);
// Sets the instance to be returned by Get(). If this is set, Get() ignores
// the |web_contents| argument.
static void SetTestInstance(WebContentsPresentationManager* test_instance);
virtual ~WebContentsPresentationManager() = 0;
virtual void AddObserver(content::PresentationObserver* observer) = 0;
virtual void RemoveObserver(content::PresentationObserver* observer) = 0;
// Returns true if there is a default presentation request for the
// WebContents.
virtual bool HasDefaultPresentationRequest() const = 0;
// Gets the default presentation request for the WebContents. It is an error
// to call this method if the default presentation request does not exist.
virtual const content::PresentationRequest& GetDefaultPresentationRequest()
const = 0;
// Invoked by Media Router when a PresentationRequest is started from a
// browser-initiated dialog. Updates the internal state and propagates the
// request result to the presentation controller.
virtual void OnPresentationResponse(
const content::PresentationRequest& presentation_request,
mojom::RoutePresentationConnectionPtr connection,
const RouteRequestResult& result) = 0;
virtual std::vector<MediaRoute> GetMediaRoutes() = 0;
virtual base::WeakPtr<WebContentsPresentationManager> GetWeakPtr() = 0;
protected:
WebContentsPresentationManager() = default;
};
} // namespace media_router
#endif // COMPONENTS_MEDIA_ROUTER_BROWSER_PRESENTATION_WEB_CONTENTS_PRESENTATION_MANAGER_H_
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