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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 "CachedResourceClient.h"
26 #include "CachedResourceHandle.h"
27 #include "ContainerNode.h"
28 
29 namespace WebCore {
30 
31 class StyleSheet;
32 class CSSStyleSheet;
33 
34 class ProcessingInstruction : public ContainerNode, private CachedResourceClient {
35 public:
36     static PassRefPtr<ProcessingInstruction> create(Document*, const String& target, const String& data);
37     virtual ~ProcessingInstruction();
38 
target()39     const String& target() const { return m_target; }
data()40     const String& data() const { return m_data; }
41     void setData(const String&, ExceptionCode&);
42 
setCreatedByParser(bool createdByParser)43     void setCreatedByParser(bool createdByParser) { m_createdByParser = createdByParser; }
44 
45     virtual void finishParsingChildren();
46 
localHref()47     const String& localHref() const { return m_localHref; }
sheet()48     StyleSheet* sheet() const { return m_sheet.get(); }
49     void setCSSStyleSheet(PassRefPtr<CSSStyleSheet>);
50 
51 #if ENABLE(XSLT)
isXSL()52     bool isXSL() const { return m_isXSL; }
53 #endif
54 
55 private:
56     ProcessingInstruction(Document*, const String& target, const String& data);
57 
58 #ifdef ANDROID_INSTRUMENT
59     // Overridden to resolve the ambiguous
60     void* operator new(size_t size);
61     void* operator new[](size_t size);
62     void operator delete(void* p, size_t size);
63     void operator delete[](void* p, size_t size);
64 #endif
65 
66     virtual String nodeName() const;
67     virtual NodeType nodeType() const;
68     virtual String nodeValue() const;
69     virtual void setNodeValue(const String&, ExceptionCode&);
70     virtual PassRefPtr<Node> cloneNode(bool deep);
71     virtual bool childTypeAllowed(NodeType);
72     virtual bool offsetInCharacters() const;
73     virtual int maxCharacterOffset() const;
74 
75     virtual void insertedIntoDocument();
76     virtual void removedFromDocument();
77 
78     void checkStyleSheet();
79     virtual void setCSSStyleSheet(const String& href, const KURL& baseURL, const String& charset, const CachedCSSStyleSheet*);
80 #if ENABLE(XSLT)
81     virtual void setXSLStyleSheet(const String& href, const KURL& baseURL, const String& sheet);
82 #endif
83 
84     bool isLoading() const;
85     virtual bool sheetLoaded();
86 
87     virtual void addSubresourceAttributeURLs(ListHashSet<KURL>&) const;
88 
89     void parseStyleSheet(const String& sheet);
90 
91     String m_target;
92     String m_data;
93     String m_localHref;
94     String m_title;
95     String m_media;
96     CachedResourceHandle<CachedResource> m_cachedSheet;
97     RefPtr<StyleSheet> m_sheet;
98     bool m_loading;
99     bool m_alternate;
100     bool m_createdByParser;
101 #if ENABLE(XSLT)
102     bool m_isXSL;
103 #endif
104 };
105 
106 } //namespace
107 
108 #endif
109