| /* |
| * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved. |
| * Copyright (C) 2012 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer. |
| * 2. Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials |
| * provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, |
| * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR |
| * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF |
| * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| #pragma once |
| |
| namespace WebCore { |
| |
| // Must not grow beyond 3 bits, due to packing in StyleProperties. |
| enum CSSParserMode { |
| HTMLStandardMode, |
| HTMLQuirksMode, |
| // HTML attributes are parsed in quirks mode but also allows internal properties and values. |
| HTMLAttributeMode, |
| // SVG attributes are parsed in quirks mode but rules differ slightly. |
| SVGAttributeMode, |
| // @viewport rules are parsed in standards mode but CSSOM modifications (via StylePropertySet) |
| // must call parseViewportProperties so needs a special mode. |
| CSSViewportRuleMode, |
| // User agent stylesheets are parsed in standards mode but also allows internal properties and values. |
| UASheetMode |
| }; |
| |
| inline bool isQuirksModeBehavior(CSSParserMode mode) |
| { |
| return mode == HTMLQuirksMode || mode == HTMLAttributeMode; |
| } |
| |
| inline bool isUASheetBehavior(CSSParserMode mode) |
| { |
| return mode == UASheetMode; |
| } |
| |
| inline bool isUnitLessValueParsingEnabledForMode(CSSParserMode mode) |
| { |
| return mode == HTMLAttributeMode || mode == SVGAttributeMode; |
| } |
| |
| inline bool isCSSViewportParsingEnabledForMode(CSSParserMode mode) |
| { |
| return mode == CSSViewportRuleMode; |
| } |
| |
| // FIXME-NEWPARSER: Next two functions should be removed eventually. |
| inline CSSParserMode strictToCSSParserMode(bool inStrictMode) |
| { |
| return inStrictMode ? HTMLStandardMode : HTMLQuirksMode; |
| } |
| |
| inline bool isStrictParserMode(CSSParserMode cssParserMode) |
| { |
| return cssParserMode == UASheetMode || cssParserMode == HTMLStandardMode || cssParserMode == SVGAttributeMode; |
| } |
| |
| } // namespace WebCore |