def expand_aliases(self):
for i, alias in enumerate(self._aliases):
assert not alias['runtime_flag'], \
"Property '{}' is an alias with a runtime_flag, "\
"but runtime flags do not currently work for aliases.".format(
alias['name'])
aliased_property = self._properties_by_id[id_for_css_property(
alias['alias_for'])]
updated_alias = aliased_property.copy()
updated_alias['name'] = alias['name']
updated_alias['alias_for'] = alias['alias_for']
updated_alias['aliased_property'] = aliased_property[
'name'].to_upper_camel_case()
updated_alias['property_id'] = id_for_css_property_alias(
alias['name'])
updated_alias['enum_key'] = enum_key_for_css_property_alias(
alias['name'])
updated_alias['enum_value'] = aliased_property['enum_value'] + \
self._alias_offset
updated_alias['superclass'] = 'CSSUnresolvedProperty'
updated_alias['namespace_group'] = \
'Shorthand' if aliased_property['longhands'] else 'Longhand'
self._aliases[i] = updated_alias
def expand_parameters(self, property_):
def set_if_none(property_, key, value):
if key not in property_ or property_[key] is None:
property_[key] = value
# Basic info.
name = property_['name']
property_['property_id'] = id_for_css_property(name)
property_['enum_key'] = enum_key_for_css_property(name)
property_['is_internal'] = name.original.startswith('-internal-')
method_name = property_['name_for_methods']
if not method_name:
method_name = name.to_upper_camel_case().replace('Webkit', '')
set_if_none(property_, 'inherited', False)
# Initial function, Getters and Setters for ComputedStyle.
set_if_none(property_, 'initial', 'Initial' + method_name)
simple_type_name = str(property_['type_name']).split('::')[-1]
set_if_none(property_, 'name_for_methods', method_name)
set_if_none(property_, 'type_name', 'E' + method_name)
set_if_none(
property_, 'getter',
method_name if simple_type_name != method_name else 'Get' +
method_name)
set_if_none(property_, 'setter', 'Set' + method_name)
if property_['inherited']:
property_['is_inherited_setter'] = ('Set' + method_name +
'IsInherited')
property_['is_animation_property'] = (
property_['priority'] == 'Animation')
# Figure out whether this property should have style builders at all.
# E.g. shorthands do not get style builders.
property_['style_builder_declare'] = (property_['is_property']
and not property_['longhands'])
# Figure out whether we should generate style builder implementations.
for x in ['initial', 'inherit', 'value']:
suppressed = x in property_['style_builder_custom_functions']
declared = property_['style_builder_declare']
property_['style_builder_generate_%s' % x] = (declared
and not suppressed)
# Expand StyleBuilderConverter params where necessary.
if property_['type_name'] in PRIMITIVE_TYPES:
set_if_none(property_, 'converter', 'CSSPrimitiveValue')
else:
set_if_none(property_, 'converter', 'CSSIdentifierValue')
assert not property_['alias_for'], \
'Use expand_aliases to expand aliases'
if not property_['longhands']:
property_['superclass'] = 'Longhand'
property_['namespace_group'] = 'Longhand'
elif property_['longhands']:
property_['superclass'] = 'Shorthand'
property_['namespace_group'] = 'Shorthand'
# Expand out field templates.
if property_['field_template']:
self._field_alias_expander.expand_field_alias(property_)
type_name = property_['type_name']
if (property_['field_template'] == 'keyword'
or property_['field_template'] == 'multi_keyword'):
default_value = (type_name + '::' + NameStyleConverter(
property_['default_value']).to_enum_value())
elif (property_['field_template'] == 'external'
or property_['field_template'] == 'primitive'
or property_['field_template'] == 'pointer'):
default_value = property_['default_value']
else:
assert property_['field_template'] == 'monotonic_flag', \
"Please put a valid value for field_template; got " + \
str(property_['field_template'])
property_['type_name'] = 'bool'
default_value = 'false'
property_['default_value'] = default_value
property_['unwrapped_type_name'] = property_['type_name']
if property_['wrapper_pointer_name']:
assert property_['field_template'] in ['pointer', 'external']
if property_['field_template'] == 'external':
property_['type_name'] = '{}<{}>'.format(
property_['wrapper_pointer_name'], type_name)
# Default values for extra parameters in computed_style_extra_fields.json5.
set_if_none(property_, 'custom_copy', False)
set_if_none(property_, 'custom_compare', False)
set_if_none(property_, 'mutable', False)
if property_['logical_property_group']:
group = property_['logical_property_group']
assert 'name' in group, 'name option is required'
assert 'resolver' in group, 'resolver option is required'
logicals = {
'block', 'inline', 'block-start', 'block-end', 'inline-start',
'inline-end', 'start-start', 'start-end', 'end-start',
'end-end'
}
physicals = {
'vertical', 'horizontal', 'top', 'bottom', 'left', 'right',
'top-left', 'top-right', 'bottom-right', 'bottom-left'
}
if group['resolver'] in logicals:
group['is_logical'] = True
elif group['resolver'] in physicals:
group['is_logical'] = False
else:
assert 0, 'invalid resolver option'
group['name'] = NameStyleConverter(group['name'])
group['resolver_name'] = NameStyleConverter(group['resolver'])
if not property_['style_builder_template'] and group['is_logical']:
property_['style_builder_template'] = 'direction_aware'
def expand_parameters(self, property_):
def set_if_none(property_, key, value):
if key not in property_ or property_[key] is None:
property_[key] = value
# Basic info.
name = property_['name']
property_['property_id'] = id_for_css_property(name)
property_['enum_key'] = enum_key_for_css_property(name)
property_['is_internal'] = name.original.startswith('-internal-')
method_name = property_['name_for_methods']
if not method_name:
method_name = name.to_upper_camel_case().replace('Webkit', '')
set_if_none(property_, 'inherited', False)
# Initial function, Getters and Setters for ComputedStyle.
property_['initial'] = 'Initial' + method_name
simple_type_name = str(property_['type_name']).split('::')[-1]
set_if_none(property_, 'name_for_methods', method_name)
set_if_none(property_, 'type_name', 'E' + method_name)
set_if_none(
property_, 'getter',
method_name if simple_type_name != method_name else 'Get' +
method_name)
set_if_none(property_, 'setter', 'Set' + method_name)
if property_['inherited']:
property_[
'is_inherited_setter'] = 'Set' + method_name + 'IsInherited'
# Figure out whether we should generate style builder implementations.
for x in ['initial', 'inherit', 'value']:
suppressed = x in property_['style_builder_custom_functions']
property_['style_builder_generate_%s' % x] = not suppressed
# Expand StyleBuilderConverter params where necessary.
if property_['type_name'] in PRIMITIVE_TYPES:
set_if_none(property_, 'converter', 'CSSPrimitiveValue')
else:
set_if_none(property_, 'converter', 'CSSIdentifierValue')
# Expand out field templates.
if property_['field_template']:
self._field_alias_expander.expand_field_alias(property_)
type_name = property_['type_name']
if (property_['field_template'] == 'keyword'
or property_['field_template'] == 'multi_keyword'):
default_value = (type_name + '::' + NameStyleConverter(
property_['default_value']).to_enum_value())
elif (property_['field_template'] == 'external'
or property_['field_template'] == 'primitive'
or property_['field_template'] == 'pointer'):
default_value = property_['default_value']
else:
assert property_['field_template'] == 'monotonic_flag', \
"Please put a valid value for field_template; got " + \
str(property_['field_template'])
property_['type_name'] = 'bool'
default_value = 'false'
property_['default_value'] = default_value
property_['unwrapped_type_name'] = property_['type_name']
if property_['wrapper_pointer_name']:
assert property_['field_template'] in ['pointer', 'external']
if property_['field_template'] == 'external':
property_['type_name'] = '{}<{}>'.format(
property_['wrapper_pointer_name'], type_name)
# Default values for extra parameters in computed_style_extra_fields.json5.
set_if_none(property_, 'custom_copy', False)
set_if_none(property_, 'custom_compare', False)
set_if_none(property_, 'mutable', False)
if property_['direction_aware_options'] and not property_[
'style_builder_template']:
property_['style_builder_template'] = 'direction_aware'
