Mozilla/mozilla/layout/mathml/content/src/nsMathMLAtoms.cpp
rbs%maths.uq.edu.au 1a870b97f1 Initializing a variable to zero
git-svn-id: svn://10.0.0.236/trunk@49658 18797224-902f-48f8-a5cc-f745e15eee43
1999-10-02 06:50:38 +00:00

69 lines
2.2 KiB
C++

/*
* The contents of this file are subject to the Mozilla 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/MPL/
*
* 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 MathML Project.
*
* The Initial Developer of the Original Code is The University Of
* Queensland. Portions created by The University Of Queensland are
* Copyright (C) 1999 The University Of Queensland. All Rights Reserved.
*
* Contributor(s):
* Roger B. Sidje <rbs@maths.uq.edu.au>
* (Following the model of the Gecko team)
*/
#include "nsString.h"
#include "nsINameSpaceManager.h"
#include "nsMathMLAtoms.h"
static const char kMathMLNameSpace[] = "http://www.w3.org/Math/MathML";
PRInt32 nsMathMLAtoms::nameSpaceID;
// define storage for all atoms
#define MATHML_ATOM(_name, _value) nsIAtom* nsMathMLAtoms::_name;
#include "nsMathMLAtomList.h"
#undef MATHML_ATOM
static nsrefcnt gRefCnt = 0;
static nsINameSpaceManager* gNameSpaceManager;
void nsMathMLAtoms::AddRefAtoms() {
if (gRefCnt == 0) {
/* MathML Atoms registers the MathML name space ID because it's a convenient
place to do this, if you don't want a permanent, "well-known" ID.
*/
if (NS_SUCCEEDED(NS_NewNameSpaceManager(&gNameSpaceManager)))
// gNameSpaceManager->CreateRootNameSpace(namespace);
gNameSpaceManager->RegisterNameSpace(kMathMLNameSpace, nameSpaceID);
else
NS_ASSERTION(0, "failed to create MathML atoms namespace manager");
// now register the atoms
#define MATHML_ATOM(_name, _value) _name = NS_NewAtom(_value);
#include "nsMathMLAtomList.h"
#undef MATHML_ATOM
}
++gRefCnt;
}
void nsMathMLAtoms::ReleaseAtoms() {
NS_PRECONDITION(gRefCnt != 0, "bad release of MathML atoms");
if (--gRefCnt == 0) {
#define MATHML_ATOM(_name, _value) NS_RELEASE(_name);
#include "nsMathMLAtomList.h"
#undef MATHML_ATOM
NS_IF_RELEASE(gNameSpaceManager);
}
}