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 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * 3. Neither the name of Google Inc. nor the names of its contributors 15 * may be used to endorse or promote products derived from this 16 * software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef CustomElement_h 32 #define CustomElement_h 33 34 #include "core/dom/custom/CustomElementDefinition.h" 35 #include "wtf/HashMap.h" 36 #include "wtf/Noncopyable.h" 37 #include "wtf/PassRefPtr.h" 38 #include "wtf/RefPtr.h" 39 #include "wtf/Vector.h" 40 #include "wtf/text/AtomicString.h" 41 42 namespace WebCore { 43 44 class CustomElementMicrotaskImportStep; 45 class Document; 46 class Element; 47 class HTMLImportChild; 48 49 class CustomElement { 50 public: 51 enum NameSet { 52 EmbedderNames = 1 << 0, 53 StandardNames = 1 << 1, 54 AllNames = EmbedderNames | StandardNames 55 }; 56 static bool isValidName(const AtomicString& name, NameSet validNames = AllNames); 57 static void addEmbedderCustomElementName(const AtomicString& name); 58 59 // API to notify of document-level changes 60 static CustomElementMicrotaskImportStep* didCreateImport(HTMLImportChild*); 61 62 // API for registration contexts 63 static void define(Element*, PassRefPtr<CustomElementDefinition>); 64 65 // API for Element to kick off changes 66 67 static void attributeDidChange(Element*, const AtomicString& name, const AtomicString& oldValue, const AtomicString& newValue); 68 static void didEnterDocument(Element*, const Document&); 69 static void didLeaveDocument(Element*, const Document&); 70 static void wasDestroyed(Element*); 71 72 private: 73 CustomElement(); 74 75 static Vector<AtomicString>& embedderCustomElementNames(); 76 }; 77 78 } 79 80 #endif // CustomElement_h 81