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Contents
module Preact
class Context
def self.create_application_contexts
Preact.create_context('LucidApplicationContext', { iso_location: "/", iso_store: {}, iso_theme: {} })
Preact.create_context('RouterContext', {})
end
class Provider < Preact::Component
class << self
attr_reader :root_context
end
attr_reader :context_id
attr_reader :subs
def initialize(props, context)
@self_class_root = self.class.root_context
unless props.key?(:value)
props = props.merge({ value: @self_class_root.value })
end
super(props, context)
@context_id = @self_class_root.context_id
@child_context = { @context_id => self }
@getChildContext = true
@subs = []
end
def get_child_context
@child_context
end
def render
RPE(@props[:children])
end
def should_component_update?(next_props, _next_state, _context)
if @props[:value] != next_props[:value]
@subs.each do |subc|
Preact._enqueue_render(subc)
end
end
true
end
def sub(component)
@subs << component
component.provider_subs = @subs
end
end
attr_reader :context_id
attr_reader :Provider
attr_accessor :value
def initialize(default_value = nil)
@Provider = Class.new(Provider)
@value = default_value
@context_id = Preact._context_id
@Provider.instance_variable_set(:@root_context, self)
end
end
end
Version data entries
20 entries across 20 versions & 1 rubygems