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1 /* | 1 /* |
2 * (C) 1999-2003 Lars Knoll (knoll@kde.org) | 2 * (C) 1999-2003 Lars Knoll (knoll@kde.org) |
3 * Copyright (C) 2004, 2006, 2007 Apple Inc. All rights reserved. | 3 * Copyright (C) 2004, 2006, 2007 Apple Inc. All rights reserved. |
4 * | 4 * |
5 * This library is free software; you can redistribute it and/or | 5 * This library is free software; you can redistribute it and/or |
6 * modify it under the terms of the GNU Library General Public | 6 * modify it under the terms of the GNU Library General Public |
7 * License as published by the Free Software Foundation; either | 7 * License as published by the Free Software Foundation; either |
8 * version 2 of the License, or (at your option) any later version. | 8 * version 2 of the License, or (at your option) any later version. |
9 * | 9 * |
10 * This library is distributed in the hope that it will be useful, | 10 * This library is distributed in the hope that it will be useful, |
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46 || parentNode->hasTagName(HTMLNames::styleTag) | 46 || parentNode->hasTagName(HTMLNames::styleTag) |
47 #if ENABLE(SVG) | 47 #if ENABLE(SVG) |
48 || parentNode->hasTagName(SVGNames::styleTag) | 48 || parentNode->hasTagName(SVGNames::styleTag) |
49 #endif | 49 #endif |
50 || parentNode->nodeType() == Node::PROCESSING_INSTRUCTION_NODE; | 50 || parentNode->nodeType() == Node::PROCESSING_INSTRUCTION_NODE; |
51 } | 51 } |
52 #endif | 52 #endif |
53 | 53 |
54 CSSStyleSheet::CSSStyleSheet(CSSStyleSheet* parentSheet, const String& href, con
st KURL& baseURL, const String& charset) | 54 CSSStyleSheet::CSSStyleSheet(CSSStyleSheet* parentSheet, const String& href, con
st KURL& baseURL, const String& charset) |
55 : StyleSheet(parentSheet, href, baseURL) | 55 : StyleSheet(parentSheet, href, baseURL) |
| 56 , m_document(parentSheet ? parentSheet->document() : 0) |
56 , m_charset(charset) | 57 , m_charset(charset) |
57 , m_loadCompleted(false) | 58 , m_loadCompleted(false) |
58 , m_strictParsing(!parentSheet || parentSheet->useStrictParsing()) | 59 , m_strictParsing(!parentSheet || parentSheet->useStrictParsing()) |
59 , m_isUserStyleSheet(parentSheet ? parentSheet->isUserStyleSheet() : false) | 60 , m_isUserStyleSheet(parentSheet ? parentSheet->isUserStyleSheet() : false) |
60 , m_hasSyntacticallyValidCSSHeader(true) | 61 , m_hasSyntacticallyValidCSSHeader(true) |
61 { | 62 { |
62 } | 63 } |
63 | 64 |
64 CSSStyleSheet::CSSStyleSheet(Node* parentNode, const String& href, const KURL& b
aseURL, const String& charset) | 65 CSSStyleSheet::CSSStyleSheet(Node* parentNode, const String& href, const KURL& b
aseURL, const String& charset) |
65 : StyleSheet(parentNode, href, baseURL) | 66 : StyleSheet(parentNode, href, baseURL) |
| 67 , m_document(parentNode->document()) |
66 , m_charset(charset) | 68 , m_charset(charset) |
67 , m_loadCompleted(false) | 69 , m_loadCompleted(false) |
68 , m_strictParsing(false) | 70 , m_strictParsing(false) |
69 , m_isUserStyleSheet(false) | 71 , m_isUserStyleSheet(false) |
70 , m_hasSyntacticallyValidCSSHeader(true) | 72 , m_hasSyntacticallyValidCSSHeader(true) |
71 { | 73 { |
72 ASSERT(isAcceptableCSSStyleSheetParent(parentNode)); | 74 ASSERT(isAcceptableCSSStyleSheetParent(parentNode)); |
73 } | 75 } |
74 | 76 |
75 CSSStyleSheet::CSSStyleSheet(CSSRule* ownerRule, const String& href, const KURL&
baseURL, const String& charset) | 77 CSSStyleSheet::CSSStyleSheet(CSSRule* ownerRule, const String& href, const KURL&
baseURL, const String& charset) |
76 : StyleSheet(ownerRule, href, baseURL) | 78 : StyleSheet(ownerRule, href, baseURL) |
77 , m_charset(charset) | 79 , m_charset(charset) |
78 , m_loadCompleted(false) | 80 , m_loadCompleted(false) |
79 , m_strictParsing(!ownerRule || ownerRule->useStrictParsing()) | 81 , m_strictParsing(!ownerRule || ownerRule->useStrictParsing()) |
80 , m_hasSyntacticallyValidCSSHeader(true) | 82 , m_hasSyntacticallyValidCSSHeader(true) |
81 { | 83 { |
82 CSSStyleSheet* parentSheet = ownerRule ? ownerRule->parentStyleSheet() : 0; | 84 CSSStyleSheet* parentSheet = ownerRule ? ownerRule->parentStyleSheet() : 0; |
| 85 m_document = parentSheet ? parentSheet->document() : 0; |
83 m_isUserStyleSheet = parentSheet ? parentSheet->isUserStyleSheet() : false; | 86 m_isUserStyleSheet = parentSheet ? parentSheet->isUserStyleSheet() : false; |
84 } | 87 } |
85 | 88 |
86 CSSStyleSheet::~CSSStyleSheet() | 89 CSSStyleSheet::~CSSStyleSheet() |
87 { | 90 { |
88 } | 91 } |
89 | 92 |
90 CSSRule *CSSStyleSheet::ownerRule() const | 93 CSSRule *CSSStyleSheet::ownerRule() const |
91 { | 94 { |
92 return (parent() && parent()->isRule()) ? static_cast<CSSRule*>(parent()) :
0; | 95 return (parent() && parent()->isRule()) ? static_cast<CSSRule*>(parent()) :
0; |
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223 if (parent()) | 226 if (parent()) |
224 parent()->checkLoaded(); | 227 parent()->checkLoaded(); |
225 | 228 |
226 // Avoid |this| being deleted by scripts that run via | 229 // Avoid |this| being deleted by scripts that run via |
227 // ScriptableDocumentParser::executeScriptsWaitingForStylesheets(). | 230 // ScriptableDocumentParser::executeScriptsWaitingForStylesheets(). |
228 // See <rdar://problem/6622300>. | 231 // See <rdar://problem/6622300>. |
229 RefPtr<CSSStyleSheet> protector(this); | 232 RefPtr<CSSStyleSheet> protector(this); |
230 m_loadCompleted = ownerNode() ? ownerNode()->sheetLoaded() : true; | 233 m_loadCompleted = ownerNode() ? ownerNode()->sheetLoaded() : true; |
231 } | 234 } |
232 | 235 |
233 Document* CSSStyleSheet::document() | |
234 { | |
235 StyleBase* styleObject = this; | |
236 while (styleObject) { | |
237 if (styleObject->isCSSStyleSheet()) { | |
238 Node* ownerNode = static_cast<CSSStyleSheet*>(styleObject)->ownerNod
e(); | |
239 if (ownerNode) | |
240 return ownerNode->document(); | |
241 } | |
242 if (styleObject->isRule()) | |
243 styleObject = static_cast<CSSRule*>(styleObject)->parentStyleSheet()
; | |
244 else | |
245 styleObject = styleObject->parent(); | |
246 } | |
247 | |
248 return 0; | |
249 } | |
250 | |
251 void CSSStyleSheet::styleSheetChanged() | 236 void CSSStyleSheet::styleSheetChanged() |
252 { | 237 { |
253 StyleBase* root = this; | 238 StyleBase* root = this; |
254 while (StyleBase* parent = root->parent()) | 239 while (StyleBase* parent = root->parent()) |
255 root = parent; | 240 root = parent; |
256 Document* documentToUpdate = root->isCSSStyleSheet() ? static_cast<CSSStyleS
heet*>(root)->document() : 0; | 241 Document* documentToUpdate = root->isCSSStyleSheet() ? static_cast<CSSStyleS
heet*>(root)->document() : 0; |
257 | 242 |
258 /* FIXME: We don't need to do everything updateStyleSelector does, | 243 /* FIXME: We don't need to do everything updateStyleSelector does, |
259 * basically we just need to recreate the document's selector with the | 244 * basically we just need to recreate the document's selector with the |
260 * already existing style sheets. | 245 * already existing style sheets. |
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291 if (rule->isImportRule()) { | 276 if (rule->isImportRule()) { |
292 if (CSSStyleSheet* ruleStyleSheet = static_cast<CSSImportRule*>(
rule)->styleSheet()) | 277 if (CSSStyleSheet* ruleStyleSheet = static_cast<CSSImportRule*>(
rule)->styleSheet()) |
293 styleSheetQueue.append(ruleStyleSheet); | 278 styleSheetQueue.append(ruleStyleSheet); |
294 } | 279 } |
295 rule->addSubresourceStyleURLs(urls); | 280 rule->addSubresourceStyleURLs(urls); |
296 } | 281 } |
297 } | 282 } |
298 } | 283 } |
299 | 284 |
300 } | 285 } |
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