Class: RubyText::Window::GetString

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

Instance Method Summary collapse

Constructor Details

#initialize(win = STDSCR, str = "", i = 0) ⇒ GetString

Returns a new instance of GetString.



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# File 'lib/output.rb', line 142

def initialize(win = STDSCR, str = "", i = 0)
  @win = win
  @r0, @c0 = @win.rc
  @str, @i = str, i
  @len = @str.length
  @max = @len - 1
end

Instance Method Details

#add(ch) ⇒ Object 



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# File 'lib/output.rb', line 181

def add(ch)
  @str.insert(@i, ch)
  @win.right
  @win.go(@r0, @c0) { @win.print @str }
  @i += 1
end

#backspace ⇒ Object 



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# File 'lib/output.rb', line 168

def backspace
  # remember: may be in middle of string
  return if @i == 0
  @i -= 1
  @str[@i] = ""
  @win.left
  @win.rcprint @r0, @c0, @str + " "

#     @r, @c = @win.rc
#     @win[@r0, @[email protected]+1] = ' '
#     @win.go @r, @c
end

#enter ⇒ Object 



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# File 'lib/output.rb', line 150

def enter
  @win.crlf
end

#left_arrow ⇒ Object 



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# File 'lib/output.rb', line 154

def left_arrow
  if @i > 0
    @i -= 1
    @win.left
  end
end

#right_arrow ⇒ Object 



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# File 'lib/output.rb', line 161

def right_arrow
  if @i < @str.length
    @i += 1
    @win.right
  end
end

#value ⇒ Object 



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# File 'lib/output.rb', line 188

def value
  @str
end