1 /*
2 * Copyright (C) 2010 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26 #include "config.h"
27 #include "BackForwardController.h"
28
29 #include "BackForwardListImpl.h"
30 #include "HistoryItem.h"
31 #include "Page.h"
32
33 namespace WebCore {
34
BackForwardController(Page * page,PassRefPtr<BackForwardList> client)35 BackForwardController::BackForwardController(Page* page, PassRefPtr<BackForwardList> client)
36 : m_page(page)
37 , m_client(client)
38 {
39 if (!m_client)
40 m_client = BackForwardListImpl::create(page);
41 }
42
~BackForwardController()43 BackForwardController::~BackForwardController()
44 {
45 }
46
canGoBackOrForward(int distance) const47 bool BackForwardController::canGoBackOrForward(int distance) const
48 {
49 return m_page->canGoBackOrForward(distance);
50 }
51
goBackOrForward(int distance)52 void BackForwardController::goBackOrForward(int distance)
53 {
54 m_page->goBackOrForward(distance);
55 }
56
goBack()57 bool BackForwardController::goBack()
58 {
59 return m_page->goBack();
60 }
61
goForward()62 bool BackForwardController::goForward()
63 {
64 return m_page->goForward();
65 }
66
addItem(PassRefPtr<HistoryItem> item)67 void BackForwardController::addItem(PassRefPtr<HistoryItem> item)
68 {
69 m_client->addItem(item);
70 }
71
setCurrentItem(HistoryItem * item)72 void BackForwardController::setCurrentItem(HistoryItem* item)
73 {
74 m_client->goToItem(item);
75 }
76
count() const77 int BackForwardController::count() const
78 {
79 return m_page->getHistoryLength();
80 }
81
backCount() const82 int BackForwardController::backCount() const
83 {
84 return m_client->backListCount();
85 }
86
forwardCount() const87 int BackForwardController::forwardCount() const
88 {
89 return m_client->forwardListCount();
90 }
91
itemAtIndex(int i)92 HistoryItem* BackForwardController::itemAtIndex(int i)
93 {
94 return m_client->itemAtIndex(i);
95 }
96
isActive()97 bool BackForwardController::isActive()
98 {
99 return m_client->isActive();
100 }
101
close()102 void BackForwardController::close()
103 {
104 m_client->close();
105 }
106
107 } // namespace WebCore
108