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Add prefixes parameter for properties

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Xidorn Quan 2017-01-10 20:19:08 +11:00
parent 8af81682dc
commit e494a0f0a7
1 changed files with 13 additions and 2 deletions
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15
components/style/properties/data.py
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@ -88,7 +88,7 @@ class Longhand(object):
predefined_type=None, custom_cascade=False, experimental=False, internal=False, predefined_type=None, custom_cascade=False, experimental=False, internal=False,
need_clone=False, need_index=False, gecko_ffi_name=None, depend_on_viewport_size=False, need_clone=False, need_index=False, gecko_ffi_name=None, depend_on_viewport_size=False,
allowed_in_keyframe_block=True, complex_color=False, cast_type='u8', allowed_in_keyframe_block=True, complex_color=False, cast_type='u8',
has_uncacheable_values=False, logical=False, alias=None): has_uncacheable_values=False, logical=False, alias=None, extra_prefixes=None):
self.name = name self.name = name
if not spec: if not spec:
raise TypeError("Spec should be specified for %s" % name) raise TypeError("Spec should be specified for %s" % name)
@ -110,6 +110,7 @@ class Longhand(object):
self.cast_type = cast_type self.cast_type = cast_type
self.logical = arg_to_bool(logical) self.logical = arg_to_bool(logical)
self.alias = alias.split() if alias else [] self.alias = alias.split() if alias else []
self.extra_prefixes = extra_prefixes.split() if extra_prefixes else []
# https://drafts.csswg.org/css-animations/#keyframes # https://drafts.csswg.org/css-animations/#keyframes
# > The <declaration-list> inside of <keyframe-block> accepts any CSS property # > The <declaration-list> inside of <keyframe-block> accepts any CSS property
@ -135,7 +136,7 @@ class Longhand(object):
class Shorthand(object): class Shorthand(object):
def __init__(self, name, sub_properties, spec=None, experimental=False, internal=False, def __init__(self, name, sub_properties, spec=None, experimental=False, internal=False,
allowed_in_keyframe_block=True, alias=None): allowed_in_keyframe_block=True, alias=None, extra_prefixes=None):
self.name = name self.name = name
if not spec: if not spec:
raise TypeError("Spec should be specified for %s" % name) raise TypeError("Spec should be specified for %s" % name)
@ -147,6 +148,7 @@ class Shorthand(object):
self.sub_properties = sub_properties self.sub_properties = sub_properties
self.internal = internal self.internal = internal
self.alias = alias.split() if alias else [] self.alias = alias.split() if alias else []
self.extra_prefixes = extra_prefixes.split() if extra_prefixes else []
# https://drafts.csswg.org/css-animations/#keyframes # https://drafts.csswg.org/css-animations/#keyframes
# > The <declaration-list> inside of <keyframe-block> accepts any CSS property # > The <declaration-list> inside of <keyframe-block> accepts any CSS property
@ -220,12 +222,20 @@ class PropertiesData(object):
def active_style_structs(self): def active_style_structs(self):
return [s for s in self.style_structs if s.additional_methods or s.longhands] return [s for s in self.style_structs if s.additional_methods or s.longhands]
def add_prefixed_aliases(self, property):
# FIXME Servo's DOM architecture doesn't support vendor-prefixed properties.
# See servo/servo#14941.
if self.product == "gecko":
for prefix in property.extra_prefixes:
property.alias.append('-%s-%s' % (prefix, property.name))
def declare_longhand(self, name, products="gecko servo", disable_when_testing=False, **kwargs): def declare_longhand(self, name, products="gecko servo", disable_when_testing=False, **kwargs):
products = products.split() products = products.split()
if self.product not in products and not (self.testing and not disable_when_testing): if self.product not in products and not (self.testing and not disable_when_testing):
return return
longhand = Longhand(self.current_style_struct, name, **kwargs) longhand = Longhand(self.current_style_struct, name, **kwargs)
self.add_prefixed_aliases(longhand)
self.current_style_struct.longhands.append(longhand) self.current_style_struct.longhands.append(longhand)
self.longhands.append(longhand) self.longhands.append(longhand)
self.longhands_by_name[name] = longhand self.longhands_by_name[name] = longhand
@ -243,5 +253,6 @@ class PropertiesData(object):
sub_properties = [self.longhands_by_name[s] for s in sub_properties] sub_properties = [self.longhands_by_name[s] for s in sub_properties]
shorthand = Shorthand(name, sub_properties, *args, **kwargs) shorthand = Shorthand(name, sub_properties, *args, **kwargs)
self.add_prefixed_aliases(shorthand)
self.shorthands.append(shorthand) self.shorthands.append(shorthand)
return shorthand return shorthand