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-rw-r--r--dom/base/DocumentFragment.h155
1 files changed, 155 insertions, 0 deletions
diff --git a/dom/base/DocumentFragment.h b/dom/base/DocumentFragment.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_dom_DocumentFragment_h__
+#define mozilla_dom_DocumentFragment_h__
+
+#include "mozilla/Attributes.h"
+#include "mozilla/dom/BorrowedAttrInfo.h"
+#include "mozilla/dom/FragmentOrElement.h"
+#include "nsIDOMDocumentFragment.h"
+
+class nsIAtom;
+class nsAString;
+class nsIDocument;
+class nsIContent;
+
+namespace mozilla {
+namespace dom {
+
+class Element;
+
+class DocumentFragment : public FragmentOrElement,
+ public nsIDOMDocumentFragment
+{
+private:
+ void Init()
+ {
+ MOZ_ASSERT(mNodeInfo->NodeType() == nsIDOMNode::DOCUMENT_FRAGMENT_NODE &&
+ mNodeInfo->Equals(nsGkAtoms::documentFragmentNodeName,
+ kNameSpaceID_None),
+ "Bad NodeType in aNodeInfo");
+ }
+
+public:
+ using FragmentOrElement::GetFirstChild;
+ using nsINode::QuerySelector;
+ using nsINode::QuerySelectorAll;
+ // Make sure bindings can see our superclass' protected GetElementById method.
+ using nsINode::GetElementById;
+
+ // nsISupports
+ NS_DECL_ISUPPORTS_INHERITED
+
+ // interface nsIDOMNode
+ NS_FORWARD_NSIDOMNODE_TO_NSINODE
+
+ // interface nsIDOMDocumentFragment
+ NS_DECL_NSIDOMDOCUMENTFRAGMENT
+
+ explicit DocumentFragment(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo)
+ : FragmentOrElement(aNodeInfo), mHost(nullptr)
+ {
+ Init();
+ }
+
+ explicit DocumentFragment(nsNodeInfoManager* aNodeInfoManager)
+ : FragmentOrElement(aNodeInfoManager->GetNodeInfo(
+ nsGkAtoms::documentFragmentNodeName,
+ nullptr, kNameSpaceID_None,
+ nsIDOMNode::DOCUMENT_FRAGMENT_NODE)),
+ mHost(nullptr)
+ {
+ Init();
+ }
+
+ virtual JSObject* WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto) override;
+
+ // nsIContent
+ nsresult SetAttr(int32_t aNameSpaceID, nsIAtom* aName,
+ const nsAString& aValue, bool aNotify)
+ {
+ return SetAttr(aNameSpaceID, aName, nullptr, aValue, aNotify);
+ }
+ virtual nsresult SetAttr(int32_t aNameSpaceID, nsIAtom* aName,
+ nsIAtom* aPrefix, const nsAString& aValue,
+ bool aNotify) override
+ {
+ return NS_OK;
+ }
+ virtual nsresult UnsetAttr(int32_t aNameSpaceID, nsIAtom* aAttribute,
+ bool aNotify) override
+ {
+ return NS_OK;
+ }
+ virtual const nsAttrName* GetAttrNameAt(uint32_t aIndex) const override
+ {
+ return nullptr;
+ }
+ virtual BorrowedAttrInfo GetAttrInfoAt(uint32_t aIndex) const override
+ {
+ return BorrowedAttrInfo(nullptr, nullptr);
+ }
+ virtual uint32_t GetAttrCount() const override
+ {
+ return 0;
+ }
+
+ virtual bool IsNodeOfType(uint32_t aFlags) const override;
+
+ virtual nsIDOMNode* AsDOMNode() override { return this; }
+
+ virtual nsresult BindToTree(nsIDocument* aDocument, nsIContent* aParent,
+ nsIContent* aBindingParent,
+ bool aCompileEventHandlers) override
+ {
+ NS_ASSERTION(false, "Trying to bind a fragment to a tree");
+ return NS_ERROR_NOT_IMPLEMENTED;
+ }
+
+ virtual void UnbindFromTree(bool aDeep, bool aNullParent) override
+ {
+ NS_ASSERTION(false, "Trying to unbind a fragment from a tree");
+ return;
+ }
+
+ virtual Element* GetNameSpaceElement() override
+ {
+ return nullptr;
+ }
+
+ nsIContent* GetHost() const
+ {
+ return mHost;
+ }
+
+ void SetHost(nsIContent* aHost)
+ {
+ mHost = aHost;
+ }
+
+ static already_AddRefed<DocumentFragment>
+ Constructor(const GlobalObject& aGlobal, ErrorResult& aRv);
+
+#ifdef DEBUG
+ virtual void List(FILE* out, int32_t aIndent) const override;
+ virtual void DumpContent(FILE* out, int32_t aIndent, bool aDumpAll) const override;
+#endif
+
+protected:
+ virtual ~DocumentFragment()
+ {
+ }
+
+ nsresult Clone(mozilla::dom::NodeInfo *aNodeInfo, nsINode **aResult) const override;
+ nsIContent* mHost; // Weak
+};
+
+} // namespace dom
+} // namespace mozilla
+
+
+#endif // mozilla_dom_DocumentFragment_h__