Class: Dispel::Keyboard

Inherits:
Object
  • Object
show all
Defined in:
lib/dispel/keyboard.rb

Constant Summary collapse

MAX_CHAR = 
255
ENTER = 
13
ESCAPE = 
27
IS_18 = 
RUBY_VERSION =~ /^1\.8/
SEQUENCE_TIMEOUT = 
0.005
NOTHING =

getch returns this as ‘nothing’ on 1.8 but nil on 1.9.2

(2**32 - 1)
A_TO_Z = 
('a'..'z').to_a

Class Method Summary collapse

Class Method Details

.input(&block) ⇒ Object 



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# File 'lib/dispel/keyboard.rb', line 13

def self.input(&block)
  @input = block
end

.output ⇒ Object 



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# File 'lib/dispel/keyboard.rb', line 17

def self.output
  input { Curses.getch } unless @input # keep input replaceable for tests, but default to curses

  @sequence = []
  @started = Time.now.to_f

  loop do
    key = fetch_user_input
    if sequence_finished?
      sequence_to_keys(@sequence).each{|k| yield k }
      @sequence = []
    end
    next unless key
    append_to_sequence key
  end
end