mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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dcb24ab519
--HG-- extra : rebase_source : fd36b564ebc3cc574724e0f7993204319ec5220f
155 lines
5.5 KiB
C++
155 lines
5.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/*
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* Implementation of DOM Core's nsIDOMAttr node.
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*/
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#ifndef nsDOMAttribute_h___
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#define nsDOMAttribute_h___
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#include "nsIAttribute.h"
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#include "nsIDOMAttr.h"
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#include "nsIDOMText.h"
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#include "nsIDOMNodeList.h"
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#include "nsString.h"
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#include "nsCOMPtr.h"
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#include "nsINodeInfo.h"
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#include "nsIDOM3Node.h"
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#include "nsIDOM3Attr.h"
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#include "nsDOMAttributeMap.h"
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#include "nsCycleCollectionParticipant.h"
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#include "nsContentUtils.h"
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#include "nsIDOMXPathNSResolver.h"
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class nsDOMAttribute;
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// Attribute helper class used to wrap up an attribute with a dom
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// object that implements nsIDOMAttr, nsIDOM3Attr, nsIDOMNode, nsIDOM3Node
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class nsDOMAttribute : public nsIAttribute,
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public nsIDOMAttr,
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public nsIDOM3Attr,
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public nsIDOMXPathNSResolver
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{
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public:
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nsDOMAttribute(nsDOMAttributeMap* aAttrMap, nsINodeInfo *aNodeInfo,
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const nsAString& aValue);
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virtual ~nsDOMAttribute();
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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// nsIDOMNode interface
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NS_DECL_NSIDOMNODE
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// nsIDOM3Node interface
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NS_DECL_NSIDOM3NODE
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// nsIDOMAttr interface
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NS_DECL_NSIDOMATTR
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// nsIDOM3Attr interface
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NS_DECL_NSIDOM3ATTR
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// nsIAttribute interface
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void SetMap(nsDOMAttributeMap *aMap);
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nsIContent *GetContent() const;
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nsresult SetOwnerDocument(nsIDocument* aDocument);
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// nsINode interface
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virtual PRBool IsNodeOfType(PRUint32 aFlags) const;
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virtual PRUint32 GetChildCount() const;
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virtual nsIContent *GetChildAt(PRUint32 aIndex) const;
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virtual nsIContent * const * GetChildArray(PRUint32* aChildCount) const;
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virtual PRInt32 IndexOf(nsINode* aPossibleChild) const;
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virtual nsresult InsertChildAt(nsIContent* aKid, PRUint32 aIndex,
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PRBool aNotify);
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virtual nsresult AppendChildTo(nsIContent* aKid, PRBool aNotify);
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virtual nsresult RemoveChildAt(PRUint32 aIndex, PRBool aNotify, PRBool aMutationEvent = PR_TRUE);
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virtual nsresult PreHandleEvent(nsEventChainPreVisitor& aVisitor);
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virtual nsresult PostHandleEvent(nsEventChainPostVisitor& aVisitor);
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virtual nsresult DispatchDOMEvent(nsEvent* aEvent, nsIDOMEvent* aDOMEvent,
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nsPresContext* aPresContext,
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nsEventStatus* aEventStatus);
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virtual nsIEventListenerManager* GetListenerManager(PRBool aCreateIfNotFound);
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virtual nsresult AddEventListenerByIID(nsIDOMEventListener *aListener,
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const nsIID& aIID);
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virtual nsresult RemoveEventListenerByIID(nsIDOMEventListener *aListener,
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const nsIID& aIID);
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virtual nsresult GetSystemEventGroup(nsIDOMEventGroup** aGroup);
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virtual nsIScriptContext* GetContextForEventHandlers(nsresult* aRv)
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{
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return nsContentUtils::GetContextForEventHandlers(this, aRv);
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}
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virtual nsresult Clone(nsINodeInfo *aNodeInfo, nsINode **aResult) const;
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static void Initialize();
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static void Shutdown();
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_AMBIGUOUS(nsDOMAttribute,
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nsIAttribute)
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protected:
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static PRBool sInitialized;
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private:
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already_AddRefed<nsIAtom> GetNameAtom(nsIContent* aContent);
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nsresult EnsureChildState(PRBool aSetText, PRBool &aHasChild) const;
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PRUint32 GetChildCount(PRBool aSetText) const
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{
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PRBool hasChild;
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EnsureChildState(aSetText, hasChild);
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return hasChild ? 1 : 0;
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}
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nsString mValue;
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// XXX For now, there's only a single child - a text element
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// representing the value. This is strong ref, but we use a raw
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// pointer so we can implement GetChildArray().
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nsIContent* mChild;
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nsIContent *GetContentInternal() const
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{
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return mAttrMap ? mAttrMap->GetContent() : nsnull;
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}
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};
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#endif /* nsDOMAttribute_h___ */
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