107 lines
3.9 KiB
C++
107 lines
3.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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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 "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#ifndef nsContentList_h___
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#define nsContentList_h___
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#include "nsISupports.h"
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#include "nsVoidArray.h"
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#include "nsString.h"
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#include "nsIDOMHTMLCollection.h"
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#include "nsIDOMNodeList.h"
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#include "nsIDocumentObserver.h"
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#include "nsIScriptObjectOwner.h"
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typedef PRBool (*nsContentListMatchFunc)(nsIContent *aContent);
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class nsIDocument;
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class nsContentList : public nsIDOMNodeList, public nsIDOMHTMLCollection, public nsIScriptObjectOwner, public nsIDocumentObserver {
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protected:
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nsContentList(nsIDocument *aDocument);
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public:
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nsContentList(nsIDocument *aDocument, const nsString& aMatchTag);
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nsContentList(nsIDocument *aDocument, nsContentListMatchFunc aFunc);
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virtual ~nsContentList();
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NS_DECL_ISUPPORTS
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NS_IMETHOD Match(nsIContent *aContent, PRBool *aMatch);
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NS_IMETHOD Add(nsIContent *aContent);
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NS_IMETHOD Remove(nsIContent *aContent);
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NS_IMETHOD Reset();
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NS_IMETHOD GetLength(PRUint32* aLength);
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NS_IMETHOD Item(PRUint32 aIndex, nsIDOMNode** aReturn);
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NS_IMETHOD NamedItem(const nsString& aName, nsIDOMNode** aReturn);
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NS_IMETHOD GetScriptObject(nsIScriptContext *aContext, void** aScriptObject);
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NS_IMETHOD ResetScriptObject();
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NS_IMETHOD BeginUpdate(nsIDocument *aDocument) { return NS_OK; }
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NS_IMETHOD EndUpdate(nsIDocument *aDocument) { return NS_OK; }
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NS_IMETHOD BeginLoad(nsIDocument *aDocument) { return NS_OK; }
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NS_IMETHOD EndLoad(nsIDocument *aDocument) { return NS_OK; }
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NS_IMETHOD BeginReflow(nsIDocument *aDocument,
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nsIPresShell* aShell) { return NS_OK; }
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NS_IMETHOD EndReflow(nsIDocument *aDocument,
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nsIPresShell* aShell) { return NS_OK; }
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NS_IMETHOD ContentChanged(nsIDocument *aDocument,
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nsIContent* aContent,
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nsISupports* aSubContent) { return NS_OK; }
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NS_IMETHOD ContentAppended(nsIDocument *aDocument,
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nsIContent* aContainer);
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NS_IMETHOD ContentInserted(nsIDocument *aDocument,
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nsIContent* aContainer,
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nsIContent* aChild,
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PRInt32 aIndexInContainer);
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NS_IMETHOD ContentReplaced(nsIDocument *aDocument,
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nsIContent* aContainer,
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nsIContent* aOldChild,
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nsIContent* aNewChild,
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PRInt32 aIndexInContainer);
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NS_IMETHOD ContentWillBeRemoved(nsIDocument *aDocument,
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nsIContent* aContainer,
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nsIContent* aChild,
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PRInt32 aIndexInContainer) { return NS_OK; }
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NS_IMETHOD ContentHasBeenRemoved(nsIDocument *aDocument,
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nsIContent* aContainer,
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nsIContent* aChild,
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PRInt32 aIndexInContainer);
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NS_IMETHOD StyleSheetAdded(nsIDocument *aDocument,
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nsIStyleSheet* aStyleSheet) { return NS_OK; }
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NS_IMETHOD DocumentWillBeDestroyed(nsIDocument *aDocument);
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protected:
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void Init(nsIDocument *aDocument);
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void PopulateSelf(nsIContent *aContent);
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PRBool MatchSelf(nsIContent *aContent);
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nsString *mMatchTag;
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nsContentListMatchFunc mFunc;
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nsVoidArray mContent;
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void *mScriptObject;
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nsIDocument *mDocument;
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};
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#endif // nsContentList_h___
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