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:
Init()25   void Init() {
26     MOZ_ASSERT(mNodeInfo->NodeType() == TEXT_NODE, "Bad NodeType in aNodeInfo");
27   }
28 
29  public:
nsTextNode(already_AddRefed<mozilla::dom::NodeInfo> && aNodeInfo)30   explicit nsTextNode(already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
31       : mozilla::dom::Text(std::move(aNodeInfo)) {
32     Init();
33   }
34 
nsTextNode(nsNodeInfoManager * aNodeInfoManager)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 MOZ_DOM_LIST
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
69