Module: Curses

Defined in:
lib/rodo/curses_util.rb

Defined Under Namespace

Modules: WindowExtensions Classes: Window

Constant Summary collapse

KEY_CTRL_RIGHT = 
Curses::REQ_SCR_FCHAR
KEY_CTRL_LEFT = 
Curses::REQ_DEL_CHAR
@@debug_win = 
nil

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.abort(msg) ⇒ Object 



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# File 'lib/rodo/curses_util.rb', line 277

def self.abort(msg)

  Curses.close_screen
  puts "Traceback (most recent call last):"
  puts caller.each_with_index.map { |s, i| "#{(i+1).to_s.rjust(9)}: from #{s}" }.reverse
  puts msg
  Kernel.exit(-1)

end

.bracketed_paste ⇒ Object

Switch on bracketed paste mode and reset it at end of application



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# File 'lib/rodo/curses_util.rb', line 27

def self.bracketed_paste
  print("\x1b[?2004h")
  at_exit {
    print("\x1b[?2004l")
  }
end

.ch2key(ch) ⇒ Object 



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# File 'lib/rodo/curses_util.rb', line 264

def self.ch2key(ch)

  if !defined?(@@map)
    @@map = {}
    Curses.constants(false).each { |s|
      c = Curses.const_get(s)
      @@map[c] ||= []
      @@map[c] << s
    }
  end
  @@map[ch]
end

.char_info(char) ⇒ Object 



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# File 'lib/rodo/curses_util.rb', line 250

def self.char_info(char)

  case char
  when Integer
    key = Curses::ch2key(char)
    return "Char: #{char} - Class Integer " + (key != nil ? "Constant: #{key}" : "To chr(): #{char.chr}")

  # when String

  else
    return "Char: #{char.inspect} - Class: #{char.class}"
  end
end

.cputs(string) ⇒ Object 



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# File 'lib/rodo/curses_util.rb', line 235

def self.cputs(string)
  w = stdscr.inset
  w.puts string
  w.getch
  w.close
end

.debug(message) ⇒ Object 



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# File 'lib/rodo/curses_util.rb', line 18

def self.debug message
  if @@debug_win
    @@debug_win.puts message
    @@debug_win.refresh
  end
end

.debug_win ⇒ Object 



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# File 'lib/rodo/curses_util.rb', line 14

def self.debug_win
  @@debug_win
end

.debug_win=(debug_win) ⇒ Object 



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# File 'lib/rodo/curses_util.rb', line 10

def self.debug_win= debug_win
  @@debug_win = debug_win
end

Instance Method Details

#bracketed_paste ⇒ Object

Enable bracketed paste mode and reset it upon exit



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# File 'lib/rodo/curses_util.rb', line 243

def bracketed_paste
  print("\x1b[?2004h")
  at_exit {
    print("\x1b[?2004l")
  }
end