mirror of
https://github.com/mozilla/gecko-dev.git
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129 lines
4.2 KiB
C++
129 lines
4.2 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.org 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) 1999
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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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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/* keywords used within CSS property values */
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#include "nsCSSKeywords.h"
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#include "nsString.h"
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#include "nsStaticNameTable.h"
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#include "nsReadableUtils.h"
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#include "nsStyleConsts.h"
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// required to make the symbol external, so that TestCSSPropertyLookup.cpp can link with it
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extern const char* const kCSSRawKeywords[];
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// define an array of all CSS keywords
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#define CSS_KEY(_name,_id) #_name,
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const char* const kCSSRawKeywords[] = {
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#include "nsCSSKeywordList.h"
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};
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#undef CSS_KEY
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static PRInt32 gTableRefCount;
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static nsStaticCaseInsensitiveNameTable* gKeywordTable;
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void
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nsCSSKeywords::AddRefTable(void)
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{
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if (0 == gTableRefCount++) {
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NS_ASSERTION(!gKeywordTable, "pre existing array!");
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gKeywordTable = new nsStaticCaseInsensitiveNameTable();
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if (gKeywordTable) {
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#ifdef DEBUG
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{
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// let's verify the table...
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PRInt32 index = 0;
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for (; index < eCSSKeyword_COUNT && kCSSRawKeywords[index]; ++index) {
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nsCAutoString temp1(kCSSRawKeywords[index]);
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nsCAutoString temp2(kCSSRawKeywords[index]);
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ToLowerCase(temp1);
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NS_ASSERTION(temp1.Equals(temp2), "upper case char in table");
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NS_ASSERTION(-1 == temp1.FindChar('_'), "underscore char in table");
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}
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NS_ASSERTION(index == eCSSKeyword_COUNT, "kCSSRawKeywords and eCSSKeyword_COUNT are out of sync");
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}
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#endif
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gKeywordTable->Init(kCSSRawKeywords, eCSSKeyword_COUNT);
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}
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}
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}
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void
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nsCSSKeywords::ReleaseTable(void)
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{
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if (0 == --gTableRefCount) {
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if (gKeywordTable) {
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delete gKeywordTable;
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gKeywordTable = nsnull;
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}
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}
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}
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nsCSSKeyword
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nsCSSKeywords::LookupKeyword(const nsACString& aKeyword)
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{
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NS_ASSERTION(gKeywordTable, "no lookup table, needs addref");
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if (gKeywordTable) {
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return nsCSSKeyword(gKeywordTable->Lookup(aKeyword));
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}
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return eCSSKeyword_UNKNOWN;
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}
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nsCSSKeyword
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nsCSSKeywords::LookupKeyword(const nsAString& aKeyword)
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{
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NS_ASSERTION(gKeywordTable, "no lookup table, needs addref");
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if (gKeywordTable) {
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return nsCSSKeyword(gKeywordTable->Lookup(aKeyword));
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}
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return eCSSKeyword_UNKNOWN;
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}
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const nsAFlatCString&
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nsCSSKeywords::GetStringValue(nsCSSKeyword aKeyword)
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{
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NS_ASSERTION(gKeywordTable, "no lookup table, needs addref");
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NS_ASSERTION(0 <= aKeyword && aKeyword < eCSSKeyword_COUNT, "out of range");
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if (gKeywordTable) {
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return gKeywordTable->GetStringValue(PRInt32(aKeyword));
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} else {
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static nsDependentCString kNullStr("");
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return kNullStr;
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}
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}
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