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 "InjectedBundleBackForwardList.h"
28
29 #include "InjectedBundleBackForwardListItem.h"
30 #include "WebBackForwardListProxy.h"
31 #include "WebPage.h"
32 #include <WebCore/BackForwardController.h>
33 #include <WebCore/Page.h>
34
35 using namespace WebCore;
36
37 namespace WebKit {
38
itemAtIndex(int index) const39 PassRefPtr<InjectedBundleBackForwardListItem> InjectedBundleBackForwardList::itemAtIndex(int index) const
40 {
41 if (!m_page)
42 return 0;
43 Page* page = m_page->corePage();
44 if (!page)
45 return 0;
46 return InjectedBundleBackForwardListItem::create(page->backForward()->itemAtIndex(index));
47 }
48
backListCount() const49 int InjectedBundleBackForwardList::backListCount() const
50 {
51 if (!m_page)
52 return 0;
53 Page* page = m_page->corePage();
54 if (!page)
55 return 0;
56 return page->backForward()->backCount();
57 }
58
forwardListCount() const59 int InjectedBundleBackForwardList::forwardListCount() const
60 {
61 if (!m_page)
62 return 0;
63 Page* page = m_page->corePage();
64 if (!page)
65 return 0;
66 return page->backForward()->forwardCount();
67 }
68
clear()69 void InjectedBundleBackForwardList::clear()
70 {
71 if (!m_page)
72 return;
73 Page* page = m_page->corePage();
74 if (!page)
75 return;
76 static_cast<WebBackForwardListProxy*>(page->backForward()->client())->clear();
77 }
78
79 } // namespace WebKit
80