1 /*
2 * Copyright (C) 2000 Peter Kelly (pmk@post.com)
3 * Copyright (C) 2006 Apple Inc. All rights reserved.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public License
16 * along with this library; see the file COPYING.LIB. If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 *
20 */
21
22 #ifndef ProcessingInstruction_h
23 #define ProcessingInstruction_h
24
25 #include "core/dom/CharacterData.h"
26 #include "core/fetch/ResourceOwner.h"
27 #include "core/fetch/StyleSheetResource.h"
28 #include "core/fetch/StyleSheetResourceClient.h"
29
30 namespace WebCore {
31
32 class StyleSheet;
33 class CSSStyleSheet;
34
35 class ProcessingInstruction FINAL : public CharacterData, private ResourceOwner<StyleSheetResource> {
36 public:
37 static PassRefPtrWillBeRawPtr<ProcessingInstruction> create(Document&, const String& target, const String& data);
38 virtual ~ProcessingInstruction();
39 virtual void trace(Visitor*) OVERRIDE;
40
target()41 const String& target() const { return m_target; }
42
setCreatedByParser(bool createdByParser)43 void setCreatedByParser(bool createdByParser) { m_createdByParser = createdByParser; }
44
localHref()45 const String& localHref() const { return m_localHref; }
sheet()46 StyleSheet* sheet() const { return m_sheet.get(); }
47 void setCSSStyleSheet(PassRefPtrWillBeRawPtr<CSSStyleSheet>);
48
isCSS()49 bool isCSS() const { return m_isCSS; }
isXSL()50 bool isXSL() const { return m_isXSL; }
51
52 void didAttributeChanged();
53 bool isLoading() const;
54
55 private:
56 ProcessingInstruction(Document&, const String& target, const String& data);
57
58 virtual String nodeName() const OVERRIDE;
59 virtual NodeType nodeType() const OVERRIDE;
60 virtual PassRefPtrWillBeRawPtr<Node> cloneNode(bool deep = true) OVERRIDE;
61
62 virtual InsertionNotificationRequest insertedInto(ContainerNode*) OVERRIDE;
63 virtual void removedFrom(ContainerNode*) OVERRIDE;
64
65 bool checkStyleSheet(String& href, String& charset);
66 void process(const String& href, const String& charset);
67
68 virtual void setCSSStyleSheet(const String& href, const KURL& baseURL, const String& charset, const CSSStyleSheetResource*) OVERRIDE;
69 virtual void setXSLStyleSheet(const String& href, const KURL& baseURL, const String& sheet) OVERRIDE;
70
71 virtual bool sheetLoaded() OVERRIDE;
72
73 void parseStyleSheet(const String& sheet);
74 void clearSheet();
75
76 String m_target;
77 String m_localHref;
78 String m_title;
79 String m_media;
80 RefPtrWillBeMember<StyleSheet> m_sheet;
81 bool m_loading;
82 bool m_alternate;
83 bool m_createdByParser;
84 bool m_isCSS;
85 bool m_isXSL;
86 };
87
88 DEFINE_NODE_TYPE_CASTS(ProcessingInstruction, nodeType() == Node::PROCESSING_INSTRUCTION_NODE);
89
isXSLStyleSheet(const Node & node)90 inline bool isXSLStyleSheet(const Node& node)
91 {
92 return node.nodeType() == Node::PROCESSING_INSTRUCTION_NODE && toProcessingInstruction(node).isXSL();
93 }
94
95 } // namespace WebCore
96
97 #endif
98