Class: Thaum::Terminal

Inherits:
Object
  • Object
show all
Defined in:
lib/thaum/terminal.rb

Overview

Manages terminal setup and teardown: alternate screen, cursor, mouse, and bracketed paste.

Instance Method Summary collapse

Constructor Details

#initialize(input: $stdin, output: $stdout) ⇒ Terminal

Returns a new instance of Terminal.



8
9
10
11
 
# File 'lib/thaum/terminal.rb', line 8

def initialize(input: $stdin, output: $stdout)
  @input = input
  @output = output
end

Instance Method Details

#setup ⇒ Object 



13
14
15
16
17
18
19
20
21
 
# File 'lib/thaum/terminal.rb', line 13

def setup
  @original_stty = stty_save
  @input.raw!
  write Seq::ALT_SCREEN_ON
  write Seq::CURSOR_HIDE
  write Seq::BRACKETED_PASTE_ON
  write Seq::SGR_MOUSE_ON
  write Seq::CELL_MOTION_ON
end

#size ⇒ Object 



32
33
34
35
 
# File 'lib/thaum/terminal.rb', line 32

def size
  rows, cols = @input.winsize
  [cols, rows]
end

#teardown ⇒ Object 



23
24
25
26
27
28
29
30
 
# File 'lib/thaum/terminal.rb', line 23

def teardown
  write Seq::CELL_MOTION_OFF
  write Seq::SGR_MOUSE_OFF
  write Seq::BRACKETED_PASTE_OFF
  write Seq::CURSOR_SHOW
  write Seq::ALT_SCREEN_OFF
  stty_restore(@original_stty)
end