зеркало из https://github.com/mozilla/gecko-dev.git
92 строки
3.8 KiB
C++
92 строки
3.8 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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* Original Author: David W. Hyatt (hyatt@netscape.com)
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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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#ifndef nsXBLInsertionPoint_h__
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#define nsXBLInsertionPoint_h__
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#include "nsCOMArray.h"
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#include "nsIContent.h"
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#include "nsCOMPtr.h"
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class nsXBLInsertionPoint
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{
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public:
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nsXBLInsertionPoint(nsIContent* aParentElement, PRUint32 aIndex, nsIContent* aDefContent);
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~nsXBLInsertionPoint();
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nsrefcnt AddRef()
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{
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++mRefCnt;
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NS_LOG_ADDREF(this, mRefCnt, "nsXBLInsertionPoint",
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sizeof(nsXBLInsertionPoint));
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return mRefCnt;
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}
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nsrefcnt Release();
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already_AddRefed<nsIContent> GetInsertionParent();
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PRInt32 GetInsertionIndex() { return mIndex; }
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void SetDefaultContent(nsIContent* aDefaultContent) { mDefaultContent = aDefaultContent; }
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already_AddRefed<nsIContent> GetDefaultContent();
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void SetDefaultContentTemplate(nsIContent* aDefaultContent) { mDefaultContentTemplate = aDefaultContent; }
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already_AddRefed<nsIContent> GetDefaultContentTemplate();
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void AddChild(nsIContent* aChildElement) { mElements.AppendObject(aChildElement); }
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void InsertChildAt(PRInt32 aIndex, nsIContent* aChildElement) { mElements.InsertObjectAt(aChildElement, aIndex); }
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void RemoveChild(nsIContent* aChildElement) { mElements.RemoveObject(aChildElement); }
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PRInt32 ChildCount() { return mElements.Count(); }
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already_AddRefed<nsIContent> ChildAt(PRUint32 aIndex);
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PRBool Matches(nsIContent* aContent, PRUint32 aIndex);
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protected:
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nsAutoRefCnt mRefCnt;
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nsIContent* mParentElement; // This ref is weak. The parent of the <children> element.
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PRInt32 mIndex; // The index of this insertion point. -1 is a pseudo-point.
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nsCOMArray<nsIContent> mElements; // An array of elements present at the insertion point.
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nsCOMPtr<nsIContent> mDefaultContentTemplate ; // The template default content that will be cloned if
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// the insertion point is empty.
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nsCOMPtr<nsIContent> mDefaultContent; // The cloned default content obtained by cloning mDefaultContentTemplate.
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};
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#endif
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