third_party/WebKit/Source/core/xml/DocumentXSLT.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef DocumentXSLT_h
   6 #define DocumentXSLT_h
   7
   8 #include "core/dom/Document.h"
   9 #include "platform/heap/Handle.h"
  10 #include "wtf/RefPtr.h"
  11
  12 namespace blink {
  13
  14 class Document;
  15 class ProcessingInstruction;
  16
  17 class DocumentXSLT final : public NoBaseWillBeGarbageCollected<DocumentXSLT>, public WillBeHeapSupplement<Document> {
  18     WTF_MAKE_NONCOPYABLE(DocumentXSLT);
  19     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(DocumentXSLT);
  20     WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED(DocumentXSLT);
  21 public:
  22     Document* transformSourceDocument()
  23     {
  24         return m_transformSourceDocument.get();
  25     }
  26
  27     void setTransformSourceDocument(Document* document)
  28     {
  29         ASSERT(document);
  30         m_transformSourceDocument = document;
  31     }
  32
  33     static DocumentXSLT& from(WillBeHeapSupplementable<Document>&);
  34     static const char* supplementName();
  35
  36     // The following static methods don't use any instance of DocumentXSLT.
  37     // They are just using DocumentXSLT namespace.
  38     static void applyXSLTransform(Document&, ProcessingInstruction*);
  39     static ProcessingInstruction* findXSLStyleSheet(Document&);
  40     static bool processingInstructionInsertedIntoDocument(Document&, ProcessingInstruction*);
  41     static bool processingInstructionRemovedFromDocument(Document&, ProcessingInstruction*);
  42     static bool sheetLoaded(Document&, ProcessingInstruction*);
  43     static bool hasTransformSourceDocument(Document&);
  44
  45     DECLARE_VIRTUAL_TRACE();
  46
  47 private:
  48     DocumentXSLT();
  49
  50     RefPtrWillBeMember<Document> m_transformSourceDocument;
  51 };
  52
  53 } // namespace blink
  54
  55 #endif