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// Copyright (c) 2012 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.
#include <string>
#include "content/common/content_export.h"
#include "content/public/browser/navigation_type.h"
#include "url/gurl.h"
namespace content {
class NavigationEntry;
// Provides the details for a NOTIFICATION_NAV_ENTRY_COMMITTED notification.
// TODO(brettw) this mostly duplicates ProvisionalLoadDetails, it would be
// nice to unify these somehow.
struct CONTENT_EXPORT LoadCommittedDetails {
// By default, the entry will be filled according to a new main frame
// navigation.
LoadCommittedDetails(const LoadCommittedDetails& other);
// The committed entry. This will be the active entry in the controller.
NavigationEntry* entry;
// The type of navigation that just occurred. Note that not all types of
// navigations in the enum are valid here, since some of them don't actually
// cause a "commit" and won't generate this notification.
content::NavigationType type;
// The index of the previously committed navigation entry. This will be -1
// if there are no previous entries.
int previous_entry_index;
// The previous main frame URL that the user was on. This may be empty if
// there was no last committed entry.
GURL previous_url;
// True if the committed entry has replaced the exisiting one.
// A non-user initiated redirect causes such replacement.
bool did_replace_entry;
// Whether the navigation happened without changing document. Examples of
// same document navigations are:
// * reference fragment navigations
// * pushState/replaceState
// * same page history navigation
bool is_same_document;
// True when the main frame was navigated. False means the navigation was a
// sub-frame.
bool is_main_frame;
// Returns whether the main frame navigated to a different page (e.g., not
// scrolling to a fragment inside the current page). We often need this logic
// for showing or hiding something.
bool is_navigation_to_different_page() const {
return is_main_frame && !is_same_document;
// The HTTP status code for this entry..
int http_status_code;
// Provides the details for a NOTIFICATION_NAV_ENTRY_CHANGED notification.
struct EntryChangedDetails {
// The changed navigation entry after it has been updated.
NavigationEntry* changed_entry;
// Indicates the current index in the back/forward list of the entry.
int index;
// Details sent for NOTIFY_NAV_LIST_PRUNED.
struct PrunedDetails {
// If true, count items were removed from the front of the list, otherwise
// count items were removed from the back of the list.
bool from_front;
// Number of items removed.
int count;
} // namespace content