95 lines
3.4 KiB
C++
95 lines
3.4 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 nsHTMLContainer_h___
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#define nsHTMLContainer_h___
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#include "nsHTMLTagContent.h"
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#include "nsVoidArray.h"
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class nsDOMNodeList;
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// Generic HTML container class. This code manages an array of
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// children nodes that can be any kind of nsIContent
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class nsHTMLContainer : public nsHTMLTagContent {
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public:
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nsHTMLContainer(nsIAtom* aTag);
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NS_IMETHOD SizeOf(nsISizeOfHandler* aHandler) const;
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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& aIndex) 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 Compact();
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NS_IMETHOD CreateFrame(nsIPresContext* aPresContext,
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nsIFrame* aParentFrame,
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nsIStyleContext* aStyleContext,
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nsIFrame*& aResult);
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NS_IMETHOD SetAttribute(nsIAtom* aAttribute, const nsString& aValue,
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PRBool aNotify);
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NS_IMETHOD MapAttributesInto(nsIStyleContext* aContext,
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nsIPresContext* aPresContext);
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NS_IMETHOD AttributeToString(nsIAtom* aAttribute,
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nsHTMLValue& aValue,
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nsString& aResult) const;
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NS_IMETHOD GetChildNodes(nsIDOMNodeList** aChildNodes);
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NS_IMETHOD GetHasChildNodes(PRBool* aHasChildNodes);
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NS_IMETHOD GetFirstChild(nsIDOMNode **aFirstChild);
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NS_IMETHOD GetLastChild(nsIDOMNode** aLastChild);
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NS_IMETHOD InsertBefore(nsIDOMNode* aNewChild,
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nsIDOMNode* aRefChild,
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nsIDOMNode** aReturn);
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NS_IMETHOD ReplaceChild(nsIDOMNode* aNewChild,
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nsIDOMNode* aOldChild,
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nsIDOMNode** aReturn);
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NS_IMETHOD RemoveChild(nsIDOMNode* aOldChild,
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nsIDOMNode** aReturn);
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NS_IMETHOD AppendChild(nsIDOMNode* aNewChild,
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nsIDOMNode** aReturn);
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protected:
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nsHTMLContainer();
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virtual ~nsHTMLContainer();
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void SizeOfWithoutThis(nsISizeOfHandler* aHandler) const;
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/**
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* Helper method that maps "background" and "bgcolor" into
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* the style context.
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*/
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void MapBackgroundAttributesInto(nsIStyleContext* aContext,
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nsIPresContext* aPresContext);
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nsVoidArray mChildren;
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nsDOMNodeList *mChildNodes;
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};
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#endif /* nsHTMLContainer_h___ */
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