1 /* 2 * Copyright (C) 2013 Google 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 are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Neither the name of Google Inc. nor the names of its 11 * contributors may be used to endorse or promote products derived from 12 * this software without specific prior written permission. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 15 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 16 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 17 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 18 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 19 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 20 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27 #ifndef StyleSheetCandidate_h 28 #define StyleSheetCandidate_h 29 30 #include "wtf/text/AtomicString.h" 31 #include "wtf/text/WTFString.h" 32 33 namespace WebCore { 34 35 class Document; 36 class Node; 37 class StyleSheet; 38 39 class StyleSheetCandidate { 40 public: 41 enum Type { 42 HTMLLink, 43 HTMLStyle, 44 SVGStyle, 45 Pi 46 }; 47 StyleSheetCandidate(Node & node)48 StyleSheetCandidate(Node& node) 49 : m_node(node) 50 , m_type(typeOf(node)) 51 { } 52 53 bool isXSL() const; 54 bool isImport() const; 55 bool isAlternate() const; 56 bool isEnabledViaScript() const; 57 bool isEnabledAndLoading() const; 58 bool hasPreferrableName(const String& currentPreferrableName) const; 59 bool canBeActivated(const String& currentPreferrableName) const; 60 61 StyleSheet* sheet() const; 62 AtomicString title() const; 63 Document* importedDocument() const; 64 65 private: isElement()66 bool isElement() const { return m_type != Pi; } isHTMLLink()67 bool isHTMLLink() const { return m_type == HTMLLink; } 68 69 static Type typeOf(Node&); 70 71 Node& m_node; 72 Type m_type; 73 }; 74 75 } 76 77 #endif 78 79