26 lines
430 B
Ruby
26 lines
430 B
Ruby
|
|
||
|
|
|
||
|
|
class InstructionView
|
||
|
|
|
||
|
|
include React::Component
|
||
|
|
required_param :interpreter
|
||
|
|
required_param :instruction
|
||
|
|
|
||
|
|
define_state :active => ""
|
||
|
|
|
||
|
|
before_mount do
|
||
|
|
interpreter.register_event(:instruction_changed, self)
|
||
|
|
end
|
||
|
|
|
||
|
|
def instruction_changed old , ins
|
||
|
|
active! instruction == ins ? "active" : ""
|
||
|
|
end
|
||
|
|
|
||
|
|
def render
|
||
|
|
return unless instruction
|
||
|
|
div :class => active do
|
||
|
|
instruction.to_s
|
||
|
|
end
|
||
|
|
end
|
||
|
|
end
|