gecko-dev/dom/base/nsAttrValueOrString.cpp

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsAttrValueOrString.h"
const nsAString&
nsAttrValueOrString::String() const
{
if (mStringPtr) {
return *mStringPtr;
}
if (!mAttrValue) {
mStringPtr = &mCheapString;
return *mStringPtr;
}
if (mAttrValue->Type() == nsAttrValue::eString) {
mCheapString = mAttrValue->GetStringValue();
mStringPtr = &mCheapString;
return *mStringPtr;
}
mAttrValue->ToString(mCheapString);
mStringPtr = &mCheapString;
return *mStringPtr;
}