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// Copyright 2014 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 IOS_WEB_PUBLIC_NAVIGATION_ITEM_H_
#define IOS_WEB_PUBLIC_NAVIGATION_ITEM_H_
#include "base/strings/string16.h"
#include "ui/base/page_transition_types.h"
class GURL;
namespace web {
// A NavigationItem is a data structure that captures all the information
// required to recreate a browsing state. It represents one point in the
// chain of navigation managed by a NavigationManager.
class NavigationItem {
public:
virtual ~NavigationItem() {}
// The actual URL of the page. For some about pages, this may be a scary
// data: URL or something like that. Use GetVirtualURL() below for showing to
// the user.
virtual const GURL& GetURL() const = 0;
// The URL that should be shown to the user. In most cases this is the same
// as the URL above, but in some case the underlying URL might not be
// suitable for display to the user.
virtual const GURL& GetVirtualURL() const = 0;
// The title as set by the page. This will be empty if there is no title set.
// The caller is responsible for detecting when there is no title and
// displaying the appropriate "Untitled" label if this is being displayed to
// the user.
virtual const base::string16& GetTitle() const = 0;
// The transition type indicates what the user did to move to this page from
// the previous page.
virtual ui::PageTransition GetTransitionType() const = 0;
};
} // namespace web
#endif // IOS_WEB_PUBLIC_NAVIGATION_ITEM_H_
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