зеркало из https://github.com/mozilla/gecko-dev.git
687 строки
30 KiB
C++
687 строки
30 KiB
C++
/* -*- 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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/*
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* methods for dealing with CSS properties and tables of the keyword
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* values they accept
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*/
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#ifndef nsCSSProps_h___
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#define nsCSSProps_h___
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#include "nsString.h"
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#include "nsCSSProperty.h"
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#include "nsStyleStructFwd.h"
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#include "nsCSSKeywords.h"
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// Length of the "--" prefix on custom names (such as custom property names,
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// and, in the future, custom media query names).
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#define CSS_CUSTOM_NAME_PREFIX_LENGTH 2
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// Flags for ParseVariant method
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#define VARIANT_KEYWORD 0x000001 // K
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#define VARIANT_LENGTH 0x000002 // L
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#define VARIANT_PERCENT 0x000004 // P
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#define VARIANT_COLOR 0x000008 // C eCSSUnit_*Color, eCSSUnit_Ident (e.g. "red")
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#define VARIANT_URL 0x000010 // U
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#define VARIANT_NUMBER 0x000020 // N
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#define VARIANT_INTEGER 0x000040 // I
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#define VARIANT_ANGLE 0x000080 // G
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#define VARIANT_FREQUENCY 0x000100 // F
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#define VARIANT_TIME 0x000200 // T
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#define VARIANT_STRING 0x000400 // S
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#define VARIANT_COUNTER 0x000800 //
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#define VARIANT_ATTR 0x001000 //
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#define VARIANT_IDENTIFIER 0x002000 // D
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#define VARIANT_IDENTIFIER_NO_INHERIT 0x004000 // like above, but excluding
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// 'inherit' and 'initial'
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#define VARIANT_AUTO 0x010000 // A
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#define VARIANT_INHERIT 0x020000 // H eCSSUnit_Initial, eCSSUnit_Inherit, eCSSUnit_Unset
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#define VARIANT_NONE 0x040000 // O
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#define VARIANT_NORMAL 0x080000 // M
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#define VARIANT_SYSFONT 0x100000 // eCSSUnit_System_Font
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#define VARIANT_GRADIENT 0x200000 // eCSSUnit_Gradient
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#define VARIANT_TIMING_FUNCTION 0x400000 // cubic-bezier() and steps()
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#define VARIANT_ALL 0x800000 //
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#define VARIANT_IMAGE_RECT 0x01000000 // eCSSUnit_Function
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// This is an extra bit that says that a VARIANT_ANGLE allows unitless zero:
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#define VARIANT_ZERO_ANGLE 0x02000000 // unitless zero for angles
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#define VARIANT_CALC 0x04000000 // eCSSUnit_Calc
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#define VARIANT_ELEMENT 0x08000000 // eCSSUnit_Element
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#define VARIANT_POSITIVE_DIMENSION 0x10000000 // Only lengths greater than 0.0
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#define VARIANT_NONNEGATIVE_DIMENSION 0x20000000 // Only lengths greater than or equal to 0.0
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// Keyword used iff gfx.font_rendering.opentype_svg.enabled is true:
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#define VARIANT_OPENTYPE_SVG_KEYWORD 0x40000000
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// Common combinations of variants
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#define VARIANT_AL (VARIANT_AUTO | VARIANT_LENGTH)
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#define VARIANT_LP (VARIANT_LENGTH | VARIANT_PERCENT)
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#define VARIANT_LN (VARIANT_LENGTH | VARIANT_NUMBER)
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#define VARIANT_AH (VARIANT_AUTO | VARIANT_INHERIT)
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#define VARIANT_AHLP (VARIANT_AH | VARIANT_LP)
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#define VARIANT_AHI (VARIANT_AH | VARIANT_INTEGER)
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#define VARIANT_AHK (VARIANT_AH | VARIANT_KEYWORD)
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#define VARIANT_AHKLP (VARIANT_AHLP | VARIANT_KEYWORD)
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#define VARIANT_AHL (VARIANT_AH | VARIANT_LENGTH)
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#define VARIANT_AHKL (VARIANT_AHK | VARIANT_LENGTH)
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#define VARIANT_HK (VARIANT_INHERIT | VARIANT_KEYWORD)
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#define VARIANT_HKF (VARIANT_HK | VARIANT_FREQUENCY)
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#define VARIANT_HKI (VARIANT_HK | VARIANT_INTEGER)
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#define VARIANT_HKL (VARIANT_HK | VARIANT_LENGTH)
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#define VARIANT_HKLP (VARIANT_HK | VARIANT_LP)
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#define VARIANT_HKLPO (VARIANT_HKLP | VARIANT_NONE)
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#define VARIANT_HL (VARIANT_INHERIT | VARIANT_LENGTH)
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#define VARIANT_HI (VARIANT_INHERIT | VARIANT_INTEGER)
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#define VARIANT_HLP (VARIANT_HL | VARIANT_PERCENT)
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#define VARIANT_HLPN (VARIANT_HLP | VARIANT_NUMBER)
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#define VARIANT_HLPO (VARIANT_HLP | VARIANT_NONE)
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#define VARIANT_HTP (VARIANT_INHERIT | VARIANT_TIME | VARIANT_PERCENT)
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#define VARIANT_HMK (VARIANT_HK | VARIANT_NORMAL)
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#define VARIANT_HC (VARIANT_INHERIT | VARIANT_COLOR)
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#define VARIANT_HCK (VARIANT_HK | VARIANT_COLOR)
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#define VARIANT_HUK (VARIANT_HK | VARIANT_URL)
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#define VARIANT_HUO (VARIANT_INHERIT | VARIANT_URL | VARIANT_NONE)
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#define VARIANT_AHUO (VARIANT_AUTO | VARIANT_HUO)
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#define VARIANT_HPN (VARIANT_INHERIT | VARIANT_PERCENT | VARIANT_NUMBER)
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#define VARIANT_PN (VARIANT_PERCENT | VARIANT_NUMBER)
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#define VARIANT_ALPN (VARIANT_AL | VARIANT_PN)
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#define VARIANT_HN (VARIANT_INHERIT | VARIANT_NUMBER)
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#define VARIANT_HON (VARIANT_HN | VARIANT_NONE)
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#define VARIANT_HOS (VARIANT_INHERIT | VARIANT_NONE | VARIANT_STRING)
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#define VARIANT_LPN (VARIANT_LP | VARIANT_NUMBER)
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#define VARIANT_UK (VARIANT_URL | VARIANT_KEYWORD)
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#define VARIANT_UO (VARIANT_URL | VARIANT_NONE)
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#define VARIANT_ANGLE_OR_ZERO (VARIANT_ANGLE | VARIANT_ZERO_ANGLE)
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#define VARIANT_LCALC (VARIANT_LENGTH | VARIANT_CALC)
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#define VARIANT_LPCALC (VARIANT_LCALC | VARIANT_PERCENT)
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#define VARIANT_LNCALC (VARIANT_LCALC | VARIANT_NUMBER)
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#define VARIANT_LPNCALC (VARIANT_LNCALC | VARIANT_PERCENT)
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#define VARIANT_IMAGE (VARIANT_URL | VARIANT_NONE | VARIANT_GRADIENT | \
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VARIANT_IMAGE_RECT | VARIANT_ELEMENT)
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// Flags for the kFlagsTable bitfield (flags_ in nsCSSPropList.h)
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// A property that is a *-ltr-source or *-rtl-source property for one of
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// the directional pseudo-shorthand properties.
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#define CSS_PROPERTY_DIRECTIONAL_SOURCE (1<<0)
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#define CSS_PROPERTY_VALUE_LIST_USES_COMMAS (1<<1) /* otherwise spaces */
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#define CSS_PROPERTY_APPLIES_TO_FIRST_LETTER (1<<2)
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#define CSS_PROPERTY_APPLIES_TO_FIRST_LINE (1<<3)
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#define CSS_PROPERTY_APPLIES_TO_FIRST_LETTER_AND_FIRST_LINE \
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(CSS_PROPERTY_APPLIES_TO_FIRST_LETTER | CSS_PROPERTY_APPLIES_TO_FIRST_LINE)
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// Note that 'background-color' is ignored differently from the other
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// properties that have this set, but that's just special-cased.
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#define CSS_PROPERTY_IGNORED_WHEN_COLORS_DISABLED (1<<4)
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// A property that needs to have image loads started when a URL value
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// for the property is used for an element. This is supported only
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// for a few possible value formats: image directly in the value; list
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// of images; and with CSS_PROPERTY_IMAGE_IS_IN_ARRAY_0, image in slot
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// 0 of an array, or list of such arrays.
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#define CSS_PROPERTY_START_IMAGE_LOADS (1<<5)
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// Should be set only for properties with START_IMAGE_LOADS. Indicates
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// that the property has an array value with a URL/image value at index
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// 0 in the array, rather than the URL/image being in the value or value
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// list.
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#define CSS_PROPERTY_IMAGE_IS_IN_ARRAY_0 (1<<6)
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// This is a property for which the computed value should generally be
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// reported as the computed value of a property of a different name. In
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// particular, the directional box properties (margin-left-value, etc.)
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// should be reported as being margin-left, etc. Call
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// nsCSSProps::OtherNameFor to get the other property.
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#define CSS_PROPERTY_REPORT_OTHER_NAME (1<<7)
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// This property allows calc() between lengths and percentages and
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// stores such calc() expressions in its style structs (typically in an
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// nsStyleCoord, although this is not the case for 'background-position'
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// and 'background-size').
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#define CSS_PROPERTY_STORES_CALC (1<<8)
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// Define what mechanism the CSS parser uses for parsing the property.
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// See CSSParserImpl::ParseProperty(nsCSSProperty). Don't use 0 so that
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// we can verify that every property sets one of the values.
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//
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// CSS_PROPERTY_PARSE_FUNCTION must be used for shorthand properties,
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// since it's the only mechanism that allows appending values for
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// separate properties. Longhand properties that require custom parsing
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// functions should prefer using CSS_PROPERTY_PARSE_VALUE (or
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// CSS_PROPERTY_PARSE_VALUE_LIST) and
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// CSS_PROPERTY_VALUE_PARSER_FUNCTION, though a number of existing
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// longhand properties use CSS_PROPERTY_PARSE_FUNCTION instead.
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#define CSS_PROPERTY_PARSE_PROPERTY_MASK (7<<9)
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#define CSS_PROPERTY_PARSE_INACCESSIBLE (1<<9)
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#define CSS_PROPERTY_PARSE_FUNCTION (2<<9)
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#define CSS_PROPERTY_PARSE_VALUE (3<<9)
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#define CSS_PROPERTY_PARSE_VALUE_LIST (4<<9)
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// See CSSParserImpl::ParseSingleValueProperty and comment above
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// CSS_PROPERTY_PARSE_FUNCTION (which is different).
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#define CSS_PROPERTY_VALUE_PARSER_FUNCTION (1<<12)
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static_assert((CSS_PROPERTY_PARSE_PROPERTY_MASK &
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CSS_PROPERTY_VALUE_PARSER_FUNCTION) == 0,
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"didn't leave enough room for the parse property constants");
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#define CSS_PROPERTY_VALUE_RESTRICTION_MASK (3<<13)
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// The parser (in particular, CSSParserImpl::ParseSingleValueProperty)
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// should enforce that the value of this property must be 0 or larger.
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#define CSS_PROPERTY_VALUE_NONNEGATIVE (1<<13)
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// The parser (in particular, CSSParserImpl::ParseSingleValueProperty)
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// should enforce that the value of this property must be 1 or larger.
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#define CSS_PROPERTY_VALUE_AT_LEAST_ONE (2<<13)
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// Does this property support the hashless hex color quirk in quirks mode?
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#define CSS_PROPERTY_HASHLESS_COLOR_QUIRK (1<<15)
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// Does this property support the unitless length quirk in quirks mode?
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#define CSS_PROPERTY_UNITLESS_LENGTH_QUIRK (1<<16)
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// Is this property (which must be a shorthand) really an alias?
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#define CSS_PROPERTY_IS_ALIAS (1<<17)
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// Does the property apply to ::-moz-placeholder?
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#define CSS_PROPERTY_APPLIES_TO_PLACEHOLDER (1<<18)
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// This property is allowed in an @page rule.
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#define CSS_PROPERTY_APPLIES_TO_PAGE_RULE (1<<19)
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// This property's getComputedStyle implementation requires layout to be
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// flushed.
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#define CSS_PROPERTY_GETCS_NEEDS_LAYOUT_FLUSH (1<<20)
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// This property requires a stacking context.
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#define CSS_PROPERTY_CREATES_STACKING_CONTEXT (1<<21)
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// This property is always enabled in UA sheets. This is meant to be used
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// together with a pref that enables the property for non-UA sheets.
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// Note that if such a property has an alias, then any use of that alias
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// in an UA sheet will still be ignored unless the pref is enabled.
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// In other words, this bit has no effect on the use of aliases.
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#define CSS_PROPERTY_ALWAYS_ENABLED_IN_UA_SHEETS (1<<22)
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// This property is always enabled in chrome and in certified apps. This is
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// meant to be used together with a pref that enables the property for
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// non-privileged content. Note that if such a property has an alias, then any
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// use of that alias in privileged content will still be ignored unless the
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// pref is enabled. In other words, this bit has no effect on the use of
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// aliases.
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#define CSS_PROPERTY_ALWAYS_ENABLED_IN_CHROME_OR_CERTIFIED_APP (1<<23)
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// This property's unitless values are pixels.
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#define CSS_PROPERTY_NUMBERS_ARE_PIXELS (1<<24)
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/**
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* Types of animatable values.
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*/
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enum nsStyleAnimType {
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// requires a custom implementation in
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// StyleAnimationValue::ExtractComputedValue
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eStyleAnimType_Custom,
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// nsStyleCoord with animatable values
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eStyleAnimType_Coord,
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// same as Coord, except for one side of an nsStyleSides
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// listed in the same order as the NS_STYLE_* constants
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eStyleAnimType_Sides_Top,
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eStyleAnimType_Sides_Right,
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eStyleAnimType_Sides_Bottom,
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eStyleAnimType_Sides_Left,
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// similar, but for the *pair* of coord members of an nsStyleCorners
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// for the relevant corner
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eStyleAnimType_Corner_TopLeft,
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eStyleAnimType_Corner_TopRight,
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eStyleAnimType_Corner_BottomRight,
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eStyleAnimType_Corner_BottomLeft,
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// nscoord values
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eStyleAnimType_nscoord,
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// enumerated values (stored in a uint8_t)
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// In order for a property to use this unit, _all_ of its enumerated values
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// must be listed in its keyword table, so that any enumerated value can be
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// converted into a string via a nsCSSValue of type eCSSUnit_Enumerated.
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eStyleAnimType_EnumU8,
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// float values
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eStyleAnimType_float,
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// nscolor values
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eStyleAnimType_Color,
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// nsStyleSVGPaint values
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eStyleAnimType_PaintServer,
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// nsRefPtr<nsCSSShadowArray> values
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eStyleAnimType_Shadow,
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// property not animatable
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eStyleAnimType_None
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};
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class nsCSSProps {
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public:
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typedef int16_t KTableValue;
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static void AddRefTable(void);
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static void ReleaseTable(void);
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enum EnabledState {
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// The default EnabledState: only enable what's enabled for all content,
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// given the current values of preferences.
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eEnabledForAllContent = 0,
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// Enable a property in UA sheets.
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eEnabledInUASheets = 0x01,
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// Enable a property in privileged content, i.e. chrome or Certified Apps
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eEnabledInChromeOrCertifiedApp = 0x02,
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// Special value to unconditionally enable a property. This implies all the
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// bits above, but is strictly more than just their OR-ed union.
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// This just skips any test so a property will be enabled even if it would
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// have been disabled with all the bits above set.
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eIgnoreEnabledState = 0xff
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};
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// Looks up the property with name aProperty and returns its corresponding
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// nsCSSProperty value. If aProperty is the name of a custom property,
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// then eCSSPropertyExtra_variable will be returned.
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static nsCSSProperty LookupProperty(const nsAString& aProperty,
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EnabledState aEnabled);
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static nsCSSProperty LookupProperty(const nsACString& aProperty,
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EnabledState aEnabled);
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// Returns whether aProperty is a custom property name, i.e. begins with
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// "--". This assumes that the CSS Variables pref has been enabled.
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static bool IsCustomPropertyName(const nsAString& aProperty);
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static bool IsCustomPropertyName(const nsACString& aProperty);
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static inline bool IsShorthand(nsCSSProperty aProperty) {
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NS_ABORT_IF_FALSE(0 <= aProperty && aProperty < eCSSProperty_COUNT,
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"out of range");
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return (aProperty >= eCSSProperty_COUNT_no_shorthands);
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}
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// Must be given a longhand property.
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static bool IsInherited(nsCSSProperty aProperty);
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// Same but for @font-face descriptors
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static nsCSSFontDesc LookupFontDesc(const nsAString& aProperty);
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static nsCSSFontDesc LookupFontDesc(const nsACString& aProperty);
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// For @counter-style descriptors
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static nsCSSCounterDesc LookupCounterDesc(const nsAString& aProperty);
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static nsCSSCounterDesc LookupCounterDesc(const nsACString& aProperty);
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// For predefined counter styles which need to be lower-cased during parse
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static bool IsPredefinedCounterStyle(const nsAString& aStyle);
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static bool IsPredefinedCounterStyle(const nsACString& aStyle);
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// Given a property enum, get the string value
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static const nsAFlatCString& GetStringValue(nsCSSProperty aProperty);
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static const nsAFlatCString& GetStringValue(nsCSSFontDesc aFontDesc);
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static const nsAFlatCString& GetStringValue(nsCSSCounterDesc aCounterDesc);
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// Get the property to report the computed value of aProperty as being
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// the computed value of. aProperty must have the
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// CSS_PROPERTY_REPORT_OTHER_NAME bit set.
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static nsCSSProperty OtherNameFor(nsCSSProperty aProperty);
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// Given a CSS Property and a Property Enum Value
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// Return back a const nsString& representation of the
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// value. Return back nullstr if no value is found
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static const nsAFlatCString& LookupPropertyValue(nsCSSProperty aProperty, int32_t aValue);
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// Get a color name for a predefined color value like buttonhighlight or activeborder
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// Sets the aStr param to the name of the propertyID
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static bool GetColorName(int32_t aPropID, nsCString &aStr);
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// Returns the index of |aKeyword| in |aTable|, if it exists there;
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// otherwise, returns -1.
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// NOTE: Generally, clients should call FindKeyword() instead of this method.
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static int32_t FindIndexOfKeyword(nsCSSKeyword aKeyword,
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const KTableValue aTable[]);
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// Find |aKeyword| in |aTable|, if found set |aValue| to its corresponding value.
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// If not found, return false and do not set |aValue|.
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static bool FindKeyword(nsCSSKeyword aKeyword, const KTableValue aTable[],
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int32_t& aValue);
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// Return the first keyword in |aTable| that has the corresponding value |aValue|.
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// Return |eCSSKeyword_UNKNOWN| if not found.
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static nsCSSKeyword ValueToKeywordEnum(int32_t aValue,
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const KTableValue aTable[]);
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// Ditto but as a string, return "" when not found.
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static const nsAFlatCString& ValueToKeyword(int32_t aValue,
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const KTableValue aTable[]);
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static const nsStyleStructID kSIDTable[eCSSProperty_COUNT_no_shorthands];
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static const KTableValue* const kKeywordTableTable[eCSSProperty_COUNT_no_shorthands];
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static const nsStyleAnimType kAnimTypeTable[eCSSProperty_COUNT_no_shorthands];
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static const ptrdiff_t
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kStyleStructOffsetTable[eCSSProperty_COUNT_no_shorthands];
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private:
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static const uint32_t kFlagsTable[eCSSProperty_COUNT];
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public:
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static inline bool PropHasFlags(nsCSSProperty aProperty, uint32_t aFlags)
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{
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NS_ABORT_IF_FALSE(0 <= aProperty && aProperty < eCSSProperty_COUNT,
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"out of range");
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MOZ_ASSERT(!(aFlags & CSS_PROPERTY_PARSE_PROPERTY_MASK),
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"The CSS_PROPERTY_PARSE_* values are not bitflags; don't pass "
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"them to PropHasFlags. You probably want PropertyParseType "
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"instead.");
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return (nsCSSProps::kFlagsTable[aProperty] & aFlags) == aFlags;
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}
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static inline uint32_t PropertyParseType(nsCSSProperty aProperty)
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{
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NS_ABORT_IF_FALSE(0 <= aProperty && aProperty < eCSSProperty_COUNT,
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"out of range");
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return nsCSSProps::kFlagsTable[aProperty] &
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CSS_PROPERTY_PARSE_PROPERTY_MASK;
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}
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static inline uint32_t ValueRestrictions(nsCSSProperty aProperty)
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{
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NS_ABORT_IF_FALSE(0 <= aProperty && aProperty < eCSSProperty_COUNT,
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"out of range");
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return nsCSSProps::kFlagsTable[aProperty] &
|
|
CSS_PROPERTY_VALUE_RESTRICTION_MASK;
|
|
}
|
|
|
|
private:
|
|
// Lives in nsCSSParser.cpp for the macros it depends on.
|
|
static const uint32_t kParserVariantTable[eCSSProperty_COUNT_no_shorthands];
|
|
|
|
public:
|
|
static inline uint32_t ParserVariant(nsCSSProperty aProperty) {
|
|
NS_ABORT_IF_FALSE(0 <= aProperty &&
|
|
aProperty < eCSSProperty_COUNT_no_shorthands,
|
|
"out of range");
|
|
return nsCSSProps::kParserVariantTable[aProperty];
|
|
}
|
|
|
|
private:
|
|
// A table for shorthand properties. The appropriate index is the
|
|
// property ID minus eCSSProperty_COUNT_no_shorthands.
|
|
static const nsCSSProperty *const
|
|
kSubpropertyTable[eCSSProperty_COUNT - eCSSProperty_COUNT_no_shorthands];
|
|
|
|
public:
|
|
static inline
|
|
const nsCSSProperty * SubpropertyEntryFor(nsCSSProperty aProperty) {
|
|
NS_ABORT_IF_FALSE(eCSSProperty_COUNT_no_shorthands <= aProperty &&
|
|
aProperty < eCSSProperty_COUNT,
|
|
"out of range");
|
|
return nsCSSProps::kSubpropertyTable[aProperty -
|
|
eCSSProperty_COUNT_no_shorthands];
|
|
}
|
|
|
|
// Returns an eCSSProperty_UNKNOWN-terminated array of the shorthand
|
|
// properties containing |aProperty|, sorted from those that contain
|
|
// the most properties to those that contain the least.
|
|
static const nsCSSProperty * ShorthandsContaining(nsCSSProperty aProperty) {
|
|
NS_ABORT_IF_FALSE(gShorthandsContainingPool, "uninitialized");
|
|
NS_ABORT_IF_FALSE(0 <= aProperty &&
|
|
aProperty < eCSSProperty_COUNT_no_shorthands,
|
|
"out of range");
|
|
return gShorthandsContainingTable[aProperty];
|
|
}
|
|
private:
|
|
// gShorthandsContainingTable is an array of the return values for
|
|
// ShorthandsContaining (arrays of nsCSSProperty terminated by
|
|
// eCSSProperty_UNKNOWN) pointing into memory in
|
|
// gShorthandsContainingPool (which contains all of those arrays in a
|
|
// single allocation, and is the one pointer that should be |free|d).
|
|
static nsCSSProperty *gShorthandsContainingTable[eCSSProperty_COUNT_no_shorthands];
|
|
static nsCSSProperty* gShorthandsContainingPool;
|
|
static bool BuildShorthandsContainingTable();
|
|
|
|
private:
|
|
static const size_t gPropertyCountInStruct[nsStyleStructID_Length];
|
|
static const size_t gPropertyIndexInStruct[eCSSProperty_COUNT_no_shorthands];
|
|
public:
|
|
/**
|
|
* Return the number of properties that must be cascaded when
|
|
* nsRuleNode builds the nsStyle* for aSID.
|
|
*/
|
|
static size_t PropertyCountInStruct(nsStyleStructID aSID) {
|
|
NS_ABORT_IF_FALSE(0 <= aSID && aSID < nsStyleStructID_Length,
|
|
"out of range");
|
|
return gPropertyCountInStruct[aSID];
|
|
}
|
|
/**
|
|
* Return an index for aProperty that is unique within its SID and in
|
|
* the range 0 <= index < PropertyCountInStruct(aSID).
|
|
*/
|
|
static size_t PropertyIndexInStruct(nsCSSProperty aProperty) {
|
|
NS_ABORT_IF_FALSE(0 <= aProperty &&
|
|
aProperty < eCSSProperty_COUNT_no_shorthands,
|
|
"out of range");
|
|
return gPropertyIndexInStruct[aProperty];
|
|
}
|
|
|
|
private:
|
|
static bool gPropertyEnabled[eCSSProperty_COUNT_with_aliases];
|
|
|
|
public:
|
|
|
|
static bool IsEnabled(nsCSSProperty aProperty) {
|
|
NS_ABORT_IF_FALSE(0 <= aProperty &&
|
|
aProperty < eCSSProperty_COUNT_with_aliases,
|
|
"out of range");
|
|
return gPropertyEnabled[aProperty];
|
|
}
|
|
|
|
static bool IsEnabled(nsCSSProperty aProperty, EnabledState aEnabled)
|
|
{
|
|
if (IsEnabled(aProperty)) {
|
|
return true;
|
|
}
|
|
if (aEnabled == eIgnoreEnabledState) {
|
|
return true;
|
|
}
|
|
if ((aEnabled & eEnabledInUASheets) &&
|
|
PropHasFlags(aProperty, CSS_PROPERTY_ALWAYS_ENABLED_IN_UA_SHEETS))
|
|
{
|
|
return true;
|
|
}
|
|
if ((aEnabled & eEnabledInChromeOrCertifiedApp) &&
|
|
PropHasFlags(aProperty, CSS_PROPERTY_ALWAYS_ENABLED_IN_CHROME_OR_CERTIFIED_APP))
|
|
{
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
public:
|
|
|
|
#define CSSPROPS_FOR_SHORTHAND_SUBPROPERTIES(iter_, prop_) \
|
|
for (const nsCSSProperty* iter_ = nsCSSProps::SubpropertyEntryFor(prop_); \
|
|
*iter_ != eCSSProperty_UNKNOWN; ++iter_) \
|
|
if (nsCSSProps::IsEnabled(*iter_))
|
|
|
|
// Keyword/Enum value tables
|
|
static const KTableValue kAnimationDirectionKTable[];
|
|
static const KTableValue kAnimationFillModeKTable[];
|
|
static const KTableValue kAnimationIterationCountKTable[];
|
|
static const KTableValue kAnimationPlayStateKTable[];
|
|
static const KTableValue kAnimationTimingFunctionKTable[];
|
|
static const KTableValue kAppearanceKTable[];
|
|
static const KTableValue kAzimuthKTable[];
|
|
static const KTableValue kBackfaceVisibilityKTable[];
|
|
static const KTableValue kTransformStyleKTable[];
|
|
static const KTableValue kBackgroundAttachmentKTable[];
|
|
static const KTableValue kBackgroundOriginKTable[];
|
|
static const KTableValue kBackgroundPositionKTable[];
|
|
static const KTableValue kBackgroundRepeatKTable[];
|
|
static const KTableValue kBackgroundRepeatPartKTable[];
|
|
static const KTableValue kBackgroundSizeKTable[];
|
|
static const KTableValue kBlendModeKTable[];
|
|
static const KTableValue kBorderCollapseKTable[];
|
|
static const KTableValue kBorderColorKTable[];
|
|
static const KTableValue kBorderImageRepeatKTable[];
|
|
static const KTableValue kBorderImageSliceKTable[];
|
|
static const KTableValue kBorderStyleKTable[];
|
|
static const KTableValue kBorderWidthKTable[];
|
|
static const KTableValue kBoxAlignKTable[];
|
|
static const KTableValue kBoxDecorationBreakKTable[];
|
|
static const KTableValue kBoxDirectionKTable[];
|
|
static const KTableValue kBoxOrientKTable[];
|
|
static const KTableValue kBoxPackKTable[];
|
|
static const KTableValue kDominantBaselineKTable[];
|
|
static const KTableValue kFillRuleKTable[];
|
|
static const KTableValue kFilterFunctionKTable[];
|
|
static const KTableValue kImageRenderingKTable[];
|
|
static const KTableValue kShapeRenderingKTable[];
|
|
static const KTableValue kStrokeLinecapKTable[];
|
|
static const KTableValue kStrokeLinejoinKTable[];
|
|
static const KTableValue kStrokeContextValueKTable[];
|
|
static const KTableValue kVectorEffectKTable[];
|
|
static const KTableValue kTextAnchorKTable[];
|
|
static const KTableValue kTextRenderingKTable[];
|
|
static const KTableValue kColorInterpolationKTable[];
|
|
static const KTableValue kColumnFillKTable[];
|
|
static const KTableValue kBoxPropSourceKTable[];
|
|
static const KTableValue kBoxShadowTypeKTable[];
|
|
static const KTableValue kBoxSizingKTable[];
|
|
static const KTableValue kCaptionSideKTable[];
|
|
static const KTableValue kClearKTable[];
|
|
static const KTableValue kColorKTable[];
|
|
static const KTableValue kContentKTable[];
|
|
static const KTableValue kControlCharacterVisibilityKTable[];
|
|
static const KTableValue kCursorKTable[];
|
|
static const KTableValue kDirectionKTable[];
|
|
// Not const because we modify its entries when the pref
|
|
// "layout.css.grid.enabled" changes:
|
|
static KTableValue kDisplayKTable[];
|
|
static const KTableValue kElevationKTable[];
|
|
static const KTableValue kEmptyCellsKTable[];
|
|
static const KTableValue kAlignContentKTable[];
|
|
static const KTableValue kAlignItemsKTable[];
|
|
static const KTableValue kAlignSelfKTable[];
|
|
static const KTableValue kFlexBasisKTable[];
|
|
static const KTableValue kFlexDirectionKTable[];
|
|
static const KTableValue kFlexWrapKTable[];
|
|
static const KTableValue kJustifyContentKTable[];
|
|
static const KTableValue kFloatKTable[];
|
|
static const KTableValue kFloatEdgeKTable[];
|
|
static const KTableValue kFontKTable[];
|
|
static const KTableValue kFontKerningKTable[];
|
|
static const KTableValue kFontSizeKTable[];
|
|
static const KTableValue kFontSmoothingKTable[];
|
|
static const KTableValue kFontStretchKTable[];
|
|
static const KTableValue kFontStyleKTable[];
|
|
static const KTableValue kFontSynthesisKTable[];
|
|
static const KTableValue kFontVariantKTable[];
|
|
static const KTableValue kFontVariantAlternatesKTable[];
|
|
static const KTableValue kFontVariantAlternatesFuncsKTable[];
|
|
static const KTableValue kFontVariantCapsKTable[];
|
|
static const KTableValue kFontVariantEastAsianKTable[];
|
|
static const KTableValue kFontVariantLigaturesKTable[];
|
|
static const KTableValue kFontVariantNumericKTable[];
|
|
static const KTableValue kFontVariantPositionKTable[];
|
|
static const KTableValue kFontWeightKTable[];
|
|
static const KTableValue kGridAutoFlowKTable[];
|
|
static const KTableValue kGridTrackBreadthKTable[];
|
|
static const KTableValue kImageOrientationKTable[];
|
|
static const KTableValue kImageOrientationFlipKTable[];
|
|
static const KTableValue kIMEModeKTable[];
|
|
static const KTableValue kLineHeightKTable[];
|
|
static const KTableValue kListStylePositionKTable[];
|
|
static const KTableValue kListStyleKTable[];
|
|
static const KTableValue kMaskTypeKTable[];
|
|
static const KTableValue kMathVariantKTable[];
|
|
static const KTableValue kMathDisplayKTable[];
|
|
static const KTableValue kContextOpacityKTable[];
|
|
static const KTableValue kContextPatternKTable[];
|
|
static const KTableValue kOrientKTable[];
|
|
static const KTableValue kOutlineStyleKTable[];
|
|
static const KTableValue kOutlineColorKTable[];
|
|
static const KTableValue kOverflowKTable[];
|
|
static const KTableValue kOverflowSubKTable[];
|
|
static const KTableValue kOverflowClipBoxKTable[];
|
|
static const KTableValue kPageBreakKTable[];
|
|
static const KTableValue kPageBreakInsideKTable[];
|
|
static const KTableValue kPageMarksKTable[];
|
|
static const KTableValue kPageSizeKTable[];
|
|
static const KTableValue kPitchKTable[];
|
|
static const KTableValue kPointerEventsKTable[];
|
|
// Not const because we modify its entries when the pref
|
|
// "layout.css.sticky.enabled" changes:
|
|
static KTableValue kPositionKTable[];
|
|
static const KTableValue kRadialGradientShapeKTable[];
|
|
static const KTableValue kRadialGradientSizeKTable[];
|
|
static const KTableValue kRadialGradientLegacySizeKTable[];
|
|
static const KTableValue kResizeKTable[];
|
|
static const KTableValue kSpeakKTable[];
|
|
static const KTableValue kSpeakHeaderKTable[];
|
|
static const KTableValue kSpeakNumeralKTable[];
|
|
static const KTableValue kSpeakPunctuationKTable[];
|
|
static const KTableValue kSpeechRateKTable[];
|
|
static const KTableValue kStackSizingKTable[];
|
|
static const KTableValue kTableLayoutKTable[];
|
|
// Not const because we modify its entries when the pref
|
|
// "layout.css.text-align-true-value.enabled" changes:
|
|
static KTableValue kTextAlignKTable[];
|
|
static KTableValue kTextAlignLastKTable[];
|
|
static const KTableValue kTextCombineUprightKTable[];
|
|
static const KTableValue kTextDecorationLineKTable[];
|
|
static const KTableValue kTextDecorationStyleKTable[];
|
|
static const KTableValue kTextOrientationKTable[];
|
|
static const KTableValue kTextOverflowKTable[];
|
|
static const KTableValue kTextTransformKTable[];
|
|
static const KTableValue kTouchActionKTable[];
|
|
static const KTableValue kTransitionTimingFunctionKTable[];
|
|
static const KTableValue kUnicodeBidiKTable[];
|
|
static const KTableValue kUserFocusKTable[];
|
|
static const KTableValue kUserInputKTable[];
|
|
static const KTableValue kUserModifyKTable[];
|
|
static const KTableValue kUserSelectKTable[];
|
|
static const KTableValue kVerticalAlignKTable[];
|
|
static const KTableValue kVisibilityKTable[];
|
|
static const KTableValue kVolumeKTable[];
|
|
static const KTableValue kWhitespaceKTable[];
|
|
static const KTableValue kWidthKTable[]; // also min-width, max-width
|
|
static const KTableValue kWindowShadowKTable[];
|
|
static const KTableValue kWordBreakKTable[];
|
|
static const KTableValue kWordWrapKTable[];
|
|
static const KTableValue kWritingModeKTable[];
|
|
static const KTableValue kHyphensKTable[];
|
|
static const KTableValue kCounterSystemKTable[];
|
|
static const KTableValue kCounterRangeKTable[];
|
|
static const KTableValue kCounterSpeakAsKTable[];
|
|
};
|
|
|
|
inline nsCSSProps::EnabledState operator|(nsCSSProps::EnabledState a,
|
|
nsCSSProps::EnabledState b)
|
|
{
|
|
return nsCSSProps::EnabledState(int(a) | int(b));
|
|
}
|
|
|
|
inline nsCSSProps::EnabledState operator&(nsCSSProps::EnabledState a,
|
|
nsCSSProps::EnabledState b)
|
|
{
|
|
return nsCSSProps::EnabledState(int(a) & int(b));
|
|
}
|
|
|
|
inline nsCSSProps::EnabledState& operator|=(nsCSSProps::EnabledState& a,
|
|
nsCSSProps::EnabledState b)
|
|
{
|
|
return a = a | b;
|
|
}
|
|
|
|
inline nsCSSProps::EnabledState& operator&=(nsCSSProps::EnabledState& a,
|
|
nsCSSProps::EnabledState b)
|
|
{
|
|
return a = a & b;
|
|
}
|
|
|
|
#endif /* nsCSSProps_h___ */
|