Class: RawLine::VT220Terminal

Inherits:
Terminal
  • Object
show all
Defined in:
lib/rawline/terminal/vt220_terminal.rb

Overview

This class is used to define all the most common character codes and escape sequences used on *nix systems.

Instance Attribute Summary

Attributes inherited from Terminal

#escape_codes, #escape_sequences, #input, #keys, #output

Instance Method Summary collapse

Methods inherited from Terminal

#clear_screen, #clear_screen_down, #clear_to_beginning_of_line, #cooked!, #cursor_position, #height, #move_down_n_rows, #move_left, #move_left_n_characters, #move_right_n_characters, #move_to_beginning_of_row, #move_to_column, #move_to_column_and_row, #move_up_n_rows, #preserve_cursor, #pseudo_cooked!, #puts, #raw!, #restore_tty_attrs, #snapshot_tty_attrs, #term_info, #update, #width

Constructor Details

#initialize(*args) ⇒ VT220Terminal

Returns a new instance of VT220Terminal.



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# File 'lib/rawline/terminal/vt220_terminal.rb', line 20

def initialize(*args)
  super(*args)
  @escape_codes = [?\e.ord]
  @keys.merge!(
    {
      :alt_up_arrow => [?\e.ord, ?\e.ord, ?[.ord, ?A.ord],
      :alt_down_arrow => [?\e.ord, ?\e.ord, ?[.ord, ?B.ord],
      :alt_right_arrow => [?\e.ord, ?\e.ord, ?[.ord, ?C.ord],
      :alt_left_arrow => [?\e.ord, ?\e.ord, ?[.ord, ?D.ord],
      :up_arrow => [?\e.ord, ?[.ord, ?A.ord],
      :down_arrow => [?\e.ord, ?[.ord, ?B.ord],
      :right_arrow => [?\e.ord, ?[.ord, ?C.ord],
      :left_arrow => [?\e.ord, ?[.ord, ?D.ord],
      :insert => [?\e.ord, ?[, ?2.ord, ?~.ord],
      :delete => [?\e.ord, ?[, ?3.ord, ?~.ord],
      :backspace => [?\C-?.ord],
      :enter => (HighLine::SystemExtensions::CHARACTER_MODE == 'termios' ? [?\n.ord] : [?\r.ord]),

      :ctrl_alt_a => [?\e.ord, ?\C-a.ord],
      :ctrl_alt_b => [?\e.ord, ?\C-b.ord],
      :ctrl_alt_c => [?\e.ord, ?\C-c.ord],
      :ctrl_alt_d => [?\e.ord, ?\C-d.ord],
      :ctrl_alt_e => [?\e.ord, ?\C-e.ord],
      :ctrl_alt_f => [?\e.ord, ?\C-f.ord],
      :ctrl_alt_g => [?\e.ord, ?\C-g.ord],
      :ctrl_alt_h => [?\e.ord, ?\C-h.ord],
      :ctrl_alt_i => [?\e.ord, ?\C-i.ord],
      :ctrl_alt_j => [?\e.ord, ?\C-j.ord],
      :ctrl_alt_k => [?\e.ord, ?\C-k.ord],
      :ctrl_alt_l => [?\e.ord, ?\C-l.ord],
      :ctrl_alt_m => [?\e.ord, ?\C-m.ord],
      :ctrl_alt_n => [?\e.ord, ?\C-n.ord],
      :ctrl_alt_o => [?\e.ord, ?\C-o.ord],
      :ctrl_alt_p => [?\e.ord, ?\C-p.ord],
      :ctrl_alt_q => [?\e.ord, ?\C-q.ord],
      :ctrl_alt_r => [?\e.ord, ?\C-r.ord],
      :ctrl_alt_s => [?\e.ord, ?\C-s.ord],
      :ctrl_alt_t => [?\e.ord, ?\C-t.ord],
      :ctrl_alt_u => [?\e.ord, ?\C-u.ord],
      :ctrl_alt_v => [?\e.ord, ?\C-v.ord],
      :ctrl_alt_w => [?\e.ord, ?\C-w.ord],
      :ctrl_alt_x => [?\e.ord, ?\C-x.ord],
      :ctrl_alt_y => [?\e.ord, ?\C-y.ord],
      :ctrl_alt_z => [?\e.ord, ?\C-z.ord]
    })
end