Mozilla/mozilla/layout/base/src/nsDOMAttribute.h
dmose%mozilla.org 92d791b7b0 updated license boilerplate to xPL 1.1, a=chofmann@netscape.com,r=endico@mozilla.org
git-svn-id: svn://10.0.0.236/trunk@52908 18797224-902f-48f8-a5cc-f745e15eee43
1999-11-06 03:40:37 +00:00

129 lines
4.3 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is Mozilla Communicator client code.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#ifndef nsDOMAttribute_h___
#define nsDOMAttribute_h___
#include "nsIDOMAttr.h"
#include "nsIDOMText.h"
#include "nsIDOMNodeList.h"
#include "nsIScriptObjectOwner.h"
#include "nsGenericDOMNodeList.h"
#include "nsString.h"
class nsIContent;
class nsDOMAttribute;
#define NS_IDOMATTRIBUTEPRIVATE_IID \
{0xa6cf90dd, 0x15b3, 0x11d2, \
{0x93, 0x2e, 0x00, 0x80, 0x5f, 0x8a, 0xdd, 0x32}}
class nsIDOMAttributePrivate : public nsISupports {
public:
NS_IMETHOD DropReference() = 0;
NS_IMETHOD SetContent(nsIContent* aContent) = 0;
NS_IMETHOD GetContent(nsIContent** aContent) = 0;
NS_IMETHOD SetName(const nsString& aName) = 0;
};
// bogus child list for an attribute
class nsAttributeChildList : public nsGenericDOMNodeList
{
public:
nsAttributeChildList(nsDOMAttribute* aAttribute);
virtual ~nsAttributeChildList();
// interface nsIDOMNodeList
NS_IMETHOD GetLength(PRUint32* aLength);
NS_IMETHOD Item(PRUint32 aIndex, nsIDOMNode** aReturn);
void DropReference();
protected:
nsDOMAttribute* mAttribute;
};
// Attribute helper class used to wrap up an attribute with a dom
// object that implements nsIDOMAttr and nsIDOMNode and
// nsIScriptObjectOwner
class nsDOMAttribute : public nsIDOMAttr,
public nsIScriptObjectOwner,
public nsIDOMAttributePrivate
{
public:
nsDOMAttribute(nsIContent* aContent,
const nsString& aName,
const nsString& aValue);
virtual ~nsDOMAttribute();
NS_DECL_ISUPPORTS
NS_IMETHOD GetScriptObject(nsIScriptContext* aContext, void** aScriptObject);
NS_IMETHOD SetScriptObject(void *aScriptObject);
// nsIDOMAttr interface
NS_IMETHOD GetSpecified(PRBool* aSpecified);
NS_IMETHOD GetName(nsString& aReturn);
NS_IMETHOD GetValue(nsString& aReturn);
NS_IMETHOD SetValue(const nsString& aValue);
// nsIDOMNode interface
NS_IMETHOD GetNodeName(nsString& aNodeName);
NS_IMETHOD GetNodeValue(nsString& aNodeValue);
NS_IMETHOD SetNodeValue(const nsString& aNodeValue);
NS_IMETHOD GetNodeType(PRUint16* aNodeType);
NS_IMETHOD GetParentNode(nsIDOMNode** aParentNode);
NS_IMETHOD GetChildNodes(nsIDOMNodeList** aChildNodes);
NS_IMETHOD HasChildNodes(PRBool* aHasChildNodes);
NS_IMETHOD GetFirstChild(nsIDOMNode** aFirstChild);
NS_IMETHOD GetLastChild(nsIDOMNode** aLastChild);
NS_IMETHOD GetPreviousSibling(nsIDOMNode** aPreviousSibling);
NS_IMETHOD GetNextSibling(nsIDOMNode** aNextSibling);
NS_IMETHOD GetAttributes(nsIDOMNamedNodeMap** aAttributes);
NS_IMETHOD InsertBefore(nsIDOMNode* aNewChild, nsIDOMNode* aRefChild,
nsIDOMNode** aReturn);
NS_IMETHOD ReplaceChild(nsIDOMNode* aNewChild, nsIDOMNode* aOldChild,
nsIDOMNode** aReturn);
NS_IMETHOD RemoveChild(nsIDOMNode* aOldChild, nsIDOMNode** aReturn);
NS_IMETHOD AppendChild(nsIDOMNode* aNewChild, nsIDOMNode** aReturn);
NS_IMETHOD CloneNode(PRBool aDeep, nsIDOMNode** aReturn);
NS_IMETHOD GetOwnerDocument(nsIDOMDocument** aOwnerDocument);
// nsIDOMAttributePrivate interface
NS_IMETHOD DropReference();
NS_IMETHOD SetContent(nsIContent* aContent);
NS_IMETHOD GetContent(nsIContent** aContent);
NS_IMETHOD SetName(const nsString& aName);
private:
nsIContent* mContent;
nsString mName;
nsString mValue;
// XXX For now, there's only a single child - a text
// element representing the value
nsIDOMText* mChild;
nsAttributeChildList* mChildList;
void* mScriptObject;
};
#endif /* nsDOMAttribute_h___ */