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1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 package org.chromium.content.browser;
6 
7 import org.chromium.content_public.browser.NavigationHistory;
8 
9 /**
10  * Provides functionality needed to query and page history and the ability to access
11  * items in the history.
12  */
13 public interface NavigationClient {
14 
15     /**
16      * Get a directed copy of the navigation history of the view.
17      * @param isForward Whether the returned history should be entries after the current entry.
18      * @param itemLimit The limit on the number of items included in the history.
19      * @return A directed navigation for the page.
20      */
getDirectedNavigationHistory(boolean isForward, int itemLimit)21     public NavigationHistory getDirectedNavigationHistory(boolean isForward, int itemLimit);
22 
23     /**
24      * Navigates to the specified index in the navigation entry for this page.
25      * @param index The navigation index to navigate to.
26      */
goToNavigationIndex(int index)27     public void goToNavigationIndex(int index);
28 }
29