mirror of
https://github.com/classilla/tenfourfox.git
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88 lines
2.5 KiB
C++
88 lines
2.5 KiB
C++
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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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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// 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 int32_t gKeywordTableRefCount;
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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 == gKeywordTableRefCount++) {
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NS_ASSERTION(!gKeywordTable, "pre existing array!");
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gKeywordTable =
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new nsStaticCaseInsensitiveNameTable(kCSSRawKeywords, eCSSKeyword_COUNT);
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#ifdef DEBUG
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// Partially verify the entries.
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int32_t index = 0;
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for (; index < eCSSKeyword_COUNT && kCSSRawKeywords[index]; ++index) {
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nsAutoCString temp(kCSSRawKeywords[index]);
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NS_ASSERTION(-1 == temp.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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#endif
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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 == --gKeywordTableRefCount) {
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if (gKeywordTable) {
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delete gKeywordTable;
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gKeywordTable = nullptr;
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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(int32_t(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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