зеркало из https://github.com/mozilla/pjs.git
sync to new attribute api
implement local attribute storage with namespace support
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peterl%netscape.com
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS"
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* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
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* the License for the specific language governing rights and limitations
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* under the 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 Netscape Communications
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* Corporation. Portions created by Netscape are Copyright (C) 1998
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* Netscape Communications Corporation. All Rights Reserved.
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*/
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#ifndef nsRDFElement_h___
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#define nsRDFElement_h___
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#include "nsString.h"
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#include "nsIDOMElement.h"
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#include "nsIScriptObjectOwner.h"
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#include "nsIDOMEventReceiver.h"
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#include "nsIRDFContent.h"
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#include "nsIJSScriptObject.h"
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class nsHashtable;
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class nsIContent;
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class nsIRDFDocument;
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class nsIAtom;
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class nsIEventListenerManager;
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class nsISupportsArray;
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// XXX should we make this inheirit from the nsXMLElement
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// implementation???
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class nsRDFElement : public nsIDOMElement,
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public nsIDOMEventReceiver,
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public nsIScriptObjectOwner,
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public nsIJSScriptObject,
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public nsIRDFContent
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{
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public:
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nsRDFElement(void);
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~nsRDFElement(void);
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// nsISupports
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NS_DECL_ISUPPORTS
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// nsIDOMNode (from nsIDOMElement)
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NS_DECL_IDOMNODE
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// nsIDOMElement
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NS_DECL_IDOMELEMENT
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// nsIScriptObjectOwner
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NS_IMETHOD GetScriptObject(nsIScriptContext* aContext, void** aScriptObject);
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NS_IMETHOD SetScriptObject(void *aScriptObject);
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// nsIContent (from nsIRDFContent via nsIXMLContent)
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// Any of the nsIContent methods that directly manipulate content
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// (e.g., AppendChildTo()), are assumed to "know what they're
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// doing" to the content model. No attempt is made to muck with
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// the underlying RDF representation.
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NS_IMETHOD GetDocument(nsIDocument*& aResult) const;
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NS_IMETHOD SetDocument(nsIDocument* aDocument, PRBool aDeep);
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NS_IMETHOD GetParent(nsIContent*& aResult) const;
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NS_IMETHOD SetParent(nsIContent* aParent);
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NS_IMETHOD CanContainChildren(PRBool& aResult) const;
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NS_IMETHOD ChildCount(PRInt32& aResult) const;
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NS_IMETHOD ChildAt(PRInt32 aIndex, nsIContent*& aResult) const;
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NS_IMETHOD IndexOf(nsIContent* aPossibleChild, PRInt32& aResult) const;
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NS_IMETHOD InsertChildAt(nsIContent* aKid, PRInt32 aIndex, PRBool aNotify);
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NS_IMETHOD ReplaceChildAt(nsIContent* aKid, PRInt32 aIndex, PRBool aNotify);
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NS_IMETHOD AppendChildTo(nsIContent* aKid, PRBool aNotify);
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NS_IMETHOD RemoveChildAt(PRInt32 aIndex, PRBool aNotify);
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NS_IMETHOD IsSynthetic(PRBool& aResult);
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NS_IMETHOD GetTag(nsIAtom*& aResult) const;
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NS_IMETHOD SetAttribute(const nsString& aName, const nsString& aValue, PRBool aNotify);
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NS_IMETHOD GetAttribute(const nsString& aName, nsString& aResult) const;
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NS_IMETHOD UnsetAttribute(nsIAtom* aAttribute, PRBool aNotify);
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NS_IMETHOD GetAllAttributeNames(nsISupportsArray* aArray, PRInt32& aResult) const;
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NS_IMETHOD GetAttributeCount(PRInt32& aResult) const;
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NS_IMETHOD List(FILE* out, PRInt32 aIndent) const;
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NS_IMETHOD BeginConvertToXIF(nsXIFConverter& aConverter) const;
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NS_IMETHOD ConvertContentToXIF(nsXIFConverter& aConverter) const;
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NS_IMETHOD FinishConvertToXIF(nsXIFConverter& aConverter) const;
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NS_IMETHOD SizeOf(nsISizeOfHandler* aHandler) const;
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NS_IMETHOD HandleDOMEvent(nsIPresContext& aPresContext,
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nsEvent* aEvent,
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nsIDOMEvent** aDOMEvent,
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PRUint32 aFlags,
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nsEventStatus& aEventStatus);
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NS_IMETHOD RangeAdd(nsIDOMRange& aRange);
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NS_IMETHOD RangeRemove(nsIDOMRange& aRange);
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NS_IMETHOD GetRangeList(nsVoidArray*& aResult) const;
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// nsIXMLContent (from nsIRDFContent)
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NS_IMETHOD SetNameSpacePrefix(nsIAtom* aNameSpace);
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NS_IMETHOD GetNameSpacePrefix(nsIAtom*& aNameSpace) const;
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NS_IMETHOD SetNameSpaceID(PRInt32 aNameSpaceID);
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NS_IMETHOD GetNameSpaceID(PRInt32& aNameSpeceID) const;
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// nsIRDFContent
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NS_IMETHOD Init(nsIRDFDocument* doc,
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const nsString& tag,
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nsIRDFResource* resource,
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PRBool childrenMustBeGenerated);
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NS_IMETHOD SetResource(const nsString& aURI);
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NS_IMETHOD GetResource(nsString& rURI) const;
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NS_IMETHOD SetResource(nsIRDFResource* aResource);
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NS_IMETHOD GetResource(nsIRDFResource*& aResource);
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NS_IMETHOD SetProperty(const nsString& aPropertyURI, const nsString& aValue);
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NS_IMETHOD GetProperty(const nsString& aPropertyURI, nsString& rValue) const;
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// nsIDOMEventReceiver
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NS_IMETHOD AddEventListener(nsIDOMEventListener *aListener, const nsIID& aIID);
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NS_IMETHOD RemoveEventListener(nsIDOMEventListener *aListener, const nsIID& aIID);
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NS_IMETHOD GetListenerManager(nsIEventListenerManager** aInstancePtrResult);
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NS_IMETHOD GetNewListenerManager(nsIEventListenerManager **aInstancePtrResult);
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// nsIJSScriptObject
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virtual PRBool AddProperty(JSContext *aContext, jsval aID, jsval *aVp);
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virtual PRBool DeleteProperty(JSContext *aContext, jsval aID, jsval *aVp);
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virtual PRBool GetProperty(JSContext *aContext, jsval aID, jsval *aVp);
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virtual PRBool SetProperty(JSContext *aContext, jsval aID, jsval *aVp);
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virtual PRBool EnumerateProperty(JSContext *aContext);
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virtual PRBool Resolve(JSContext *aContext, jsval aID);
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virtual PRBool Convert(JSContext *aContext, jsval aID);
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virtual void Finalize(JSContext *aContext);
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protected:
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/** The document in which the element lives. */
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nsIRDFDocument* mDocument;
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/** The tag's namespace prefix */
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nsIAtom* mNameSpacePrefix;
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/** The tag's namespace ID */
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PRInt32 mNameSpaceID;
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/** XXX */
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void* mScriptObject;
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/** The RDF resource that the element corresponds to */
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nsIRDFResource* mResource;
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/** An array of child nodes */
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nsISupportsArray* mChildren;
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/** On initialization, set to PR_TRUE if the child nodes must
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be generated by walking the RDF graph. Set to PR_FALSE if
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the constructor will do it "by hand". */
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PRBool mChildrenMustBeGenerated;
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/** The element's parent. NOT refcounted. */
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nsIContent* mParent;
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/** The element's tag */
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nsAutoString mTag;
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/** A hashtable that maps attribute names to values. Instantiated
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lazily if attributes are required */
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nsHashtable* mAttributes;
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/**
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* Dynamically generate the element's children from the RDF graph
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*/
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nsresult GenerateChildren(void) const;
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};
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#endif // nsRDFElement_h___
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