dom/base/nsTextNode.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef nsTextNode_h
   8 #define nsTextNode_h
   9
  10 /*
  11  * Implementation of DOM Core's Text node.
  12  */
  13
  14 #include "mozilla/Attributes.h"
  15 #include "mozilla/dom/Text.h"
  16 #include "nsDebug.h"
  17
  18 class nsNodeInfoManager;
  19
  20 /**
  21  * Class used to implement DOM text nodes
  22  */
  23 class nsTextNode : public mozilla::dom::Text {
  24  private:
  25   void Init() {
  26     MOZ_ASSERT(mNodeInfo->NodeType() == TEXT_NODE, "Bad NodeType in aNodeInfo");
  27   }
  28
  29  public:
  30   explicit nsTextNode(already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
  31       : mozilla::dom::Text(std::move(aNodeInfo)) {
  32     Init();
  33   }
  34
  35   explicit nsTextNode(nsNodeInfoManager* aNodeInfoManager)
  36       : mozilla::dom::Text(aNodeInfoManager->GetTextNodeInfo()) {
  37     Init();
  38   }
  39
  40   // nsISupports
  41   NS_DECL_ISUPPORTS_INHERITED
  42
  43   // nsINode
  44   virtual bool IsNodeOfType(uint32_t aFlags) const override;
  45
  46   virtual already_AddRefed<CharacterData> CloneDataNode(
  47       mozilla::dom::NodeInfo* aNodeInfo, bool aCloneText) const override;
  48
  49   virtual nsresult BindToTree(BindContext&, nsINode& aParent) override;
  50   virtual void UnbindFromTree(bool aNullParent = true) override;
  51
  52   nsresult AppendTextForNormalize(const char16_t* aBuffer, uint32_t aLength,
  53                                   bool aNotify, nsIContent* aNextSibling);
  54
  55 #ifdef DEBUG
  56   virtual void List(FILE* out, int32_t aIndent) const override;
  57   virtual void DumpContent(FILE* out, int32_t aIndent,
  58                            bool aDumpAll) const override;
  59 #endif
  60
  61  protected:
  62   virtual ~nsTextNode();
  63
  64   virtual JSObject* WrapNode(JSContext* aCx,
  65                              JS::Handle<JSObject*> aGivenProto) override;
  66 };
  67
  68 #endif  // nsTextNode_h