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 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this 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 LinkImport_h 32 #define LinkImport_h 33 34 #include "core/html/LinkResource.h" 35 #include "core/html/imports/HTMLImportChildClient.h" 36 #include "wtf/FastAllocBase.h" 37 #include "wtf/PassOwnPtr.h" 38 #include "wtf/RefPtr.h" 39 40 namespace WebCore { 41 42 class Document; 43 class HTMLImportChild; 44 45 // 46 // A LinkResource subclasss used for @rel=import. 47 // 48 class LinkImport FINAL : public LinkResource, public HTMLImportChildClient { 49 WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED; 50 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(LinkImport); 51 public: 52 53 static PassOwnPtrWillBeRawPtr<LinkImport> create(HTMLLinkElement* owner); 54 55 explicit LinkImport(HTMLLinkElement* owner); 56 virtual ~LinkImport(); 57 58 // LinkResource 59 virtual void process() OVERRIDE; type()60 virtual Type type() const OVERRIDE { return Import; } 61 virtual bool hasLoaded() const OVERRIDE; 62 virtual void trace(Visitor*) OVERRIDE; 63 virtual void ownerInserted() OVERRIDE; 64 65 // HTMLImportChildClient 66 virtual void didFinish() OVERRIDE; 67 #if !ENABLE(OILPAN) 68 virtual void importChildWasDestroyed(HTMLImportChild*) OVERRIDE; 69 #endif 70 virtual bool isSync() const OVERRIDE; 71 virtual HTMLLinkElement* link() OVERRIDE; 72 73 Document* importedDocument() const; 74 75 private: 76 RawPtrWillBeMember<HTMLImportChild> m_child; 77 }; 78 79 } // namespace WebCore 80 81 #endif // LinkImport_h 82