pjs/xpcom/ds/nsCOMArray.cpp

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3.1 KiB
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
* The Original Code is mozilla.org code.
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* The Initial Developer of the Original Code is
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* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
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* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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#include "nsCOMArray.h"
// implementations of non-trivial methods in nsCOMArray_base
PRBool
nsCOMArray_base::InsertObjectAt(nsISupports* aObject, PRInt32 aIndex) {
PRBool result = mArray.InsertElementAt(aObject, aIndex);
if (result)
NS_ADDREF(aObject);
return result;
}
PRBool
nsCOMArray_base::ReplaceObjectAt(nsISupports* aObject, PRInt32 aIndex) {
nsISupports *oldObject = ObjectAt(aIndex);
NS_IF_RELEASE(oldObject);
PRBool result = mArray.ReplaceElementAt(aObject, aIndex);
if (result)
NS_ADDREF(aObject);
return result;
}
PRBool
nsCOMArray_base::AppendObject(nsISupports *aObject) {
PRBool result = InsertObjectAt(aObject, Count());
if (result)
NS_ADDREF(aObject);
return result;
}
PRBool
nsCOMArray_base::RemoveObject(nsISupports *aObject) {
PRBool result = mArray.RemoveElement(aObject);
if (result)
NS_RELEASE(aObject);
return result;
}
PRBool
nsCOMArray_base::RemoveObjectAt(PRInt32 aIndex) {
nsISupports* element = ObjectAt(aIndex);
if (element) {
PRBool result = mArray.RemoveElementAt(aIndex);
if (result)
NS_RELEASE(element);
return result;
}
return PR_FALSE;
}
PRBool
nsCOMArray_base::ClearObjectsCallback(void* aElement, void*)
{
nsISupports* element = NS_STATIC_CAST(nsISupports*, aElement);
NS_RELEASE(element);
return PR_TRUE;
}