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// Copyright 2015 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_GUEST_VIEW_BROWSER_GUEST_VIEW_MANAGER_DELEGATE_H_
#define COMPONENTS_GUEST_VIEW_BROWSER_GUEST_VIEW_MANAGER_DELEGATE_H_
#include <memory>
#include <string>
#include "base/values.h"
namespace content {
class WebContents;
} // namespace content
namespace guest_view {
class GuestViewBase;
class GuestViewManager;
// A GuestViewManagerDelegate interface allows GuestViewManager to delegate
// responsibilities to other modules in Chromium. Different builds of Chromium
// may use different GuestViewManagerDelegate implementations. For example,
// mobile builds of Chromium do not include an extensions module and so
// permission checks would be different, and IsOwnedByExtension would always
// return false.
class GuestViewManagerDelegate {
public:
GuestViewManagerDelegate();
virtual ~GuestViewManagerDelegate();
// Invoked after |guest_web_contents| is added.
virtual void OnGuestAdded(content::WebContents* guest_web_contents) const {}
// Dispatches the event with |name| with the provided |args| to the embedder
// of the given |guest| with |instance_id| for routing.
virtual void DispatchEvent(const std::string& event_name,
base::Value::Dict args,
GuestViewBase* guest,
int instance_id) {}
// Indicates whether the |guest| can be used within the context of where it
// was created.
virtual bool IsGuestAvailableToContext(const GuestViewBase* guest) const;
// Indicates whether the |guest| is owned by an extension or Chrome App.
virtual bool IsOwnedByExtension(const GuestViewBase* guest);
// Indicates whether the |guest| is owned by a Controlled Frame embedder.
virtual bool IsOwnedByControlledFrameEmbedder(const GuestViewBase* guest);
// Registers additional GuestView types the delegator (GuestViewManger) can
// create.
virtual void RegisterAdditionalGuestViewTypes(GuestViewManager* manager) {}
};
} // namespace guest_view
#endif // COMPONENTS_GUEST_VIEW_BROWSER_GUEST_VIEW_MANAGER_DELEGATE_H_
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