1 /*
2 * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB. If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 *
19 */
20
21 #include "config.h"
22 #include "HTMLFrameOwnerElement.h"
23
24 #include "DOMWindow.h"
25 #include "Frame.h"
26 #include "FrameLoader.h"
27
28 #if ENABLE(SVG)
29 #include "ExceptionCode.h"
30 #include "SVGDocument.h"
31 #endif
32
33 namespace WebCore {
34
HTMLFrameOwnerElement(const QualifiedName & tagName,Document * document)35 HTMLFrameOwnerElement::HTMLFrameOwnerElement(const QualifiedName& tagName, Document* document)
36 : HTMLElement(tagName, document)
37 , m_contentFrame(0)
38 {
39 }
40
willRemove()41 void HTMLFrameOwnerElement::willRemove()
42 {
43 if (Frame* frame = contentFrame()) {
44 frame->disconnectOwnerElement();
45 frame->loader()->frameDetached();
46 }
47
48 HTMLElement::willRemove();
49 }
50
~HTMLFrameOwnerElement()51 HTMLFrameOwnerElement::~HTMLFrameOwnerElement()
52 {
53 if (m_contentFrame)
54 m_contentFrame->disconnectOwnerElement();
55 }
56
contentDocument() const57 Document* HTMLFrameOwnerElement::contentDocument() const
58 {
59 return m_contentFrame ? m_contentFrame->document() : 0;
60 }
61
contentWindow() const62 DOMWindow* HTMLFrameOwnerElement::contentWindow() const
63 {
64 return m_contentFrame ? m_contentFrame->domWindow() : 0;
65 }
66
67 #if ENABLE(SVG)
getSVGDocument(ExceptionCode & ec) const68 SVGDocument* HTMLFrameOwnerElement::getSVGDocument(ExceptionCode& ec) const
69 {
70 Document* doc = contentDocument();
71 if (doc && doc->isSVGDocument())
72 return static_cast<SVGDocument*>(doc);
73 // Spec: http://www.w3.org/TR/SVG/struct.html#InterfaceGetSVGDocument
74 ec = NOT_SUPPORTED_ERR;
75 return 0;
76 }
77 #endif
78
79 } // namespace WebCore
80