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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_FRAME_HOST_NAVIGATOR_H_
#define CONTENT_BROWSER_FRAME_HOST_NAVIGATOR_H_
#include "base/memory/ref_counted.h"
#include "content/common/content_export.h"
class GURL;
namespace content {
class NavigationControllerImpl;
class NavigatorDelegate;
class RenderFrameHostImpl;
// Implementations of this interface are responsible for performing navigations
// in a node of the FrameTree. Its lifetime is bound to all FrameTreeNode
// objects that are using it and will be released once all nodes that use it are
// freed. The Navigator is bound to a single frame tree and cannot be used by
// multiple instances of FrameTree.
// TODO(nasko): Move all navigation methods, such as didStartProvisionalLoad
// from WebContentsImpl to this interface.
class CONTENT_EXPORT Navigator : public base::RefCounted<Navigator> {
public:
// The RenderFrameHostImpl started a provisional load.
virtual void DidStartProvisionalLoad(RenderFrameHostImpl* render_frame_host,
int64 frame_id,
int64 parent_frame_id,
bool main_frame,
const GURL& url) {};
protected:
friend class base::RefCounted<Navigator>;
virtual ~Navigator() {}
};
} // namespace content
#endif // CONTENT_BROWSER_FRAME_HOST_NAVIGATOR_H_
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