Method: CDK::CALENDAR#initialize

Defined in:
lib/cdk/components/calendar.rb

#initialize(cdkscreen, xplace, yplace, title, day, month, year, day_attrib, month_attrib, year_attrib, highlight, box, shadow) ⇒ CALENDAR

Returns a new instance of CALENDAR.



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# File 'lib/cdk/components/calendar.rb', line 58

def initialize(cdkscreen, xplace, yplace, title, day, month, year,
    day_attrib, month_attrib, year_attrib, highlight, box, shadow)
  super()
  parent_width = cdkscreen.window.getmaxx
  parent_height = cdkscreen.window.getmaxy
  box_width = 24
  box_height = 11
  dayname = 'Su Mo Tu We Th Fr Sa '
  bindings = {
      'T'           => Ncurses::KEY_HOME,
      't'           => Ncurses::KEY_HOME,
      'n'           => Ncurses::KEY_NPAGE,
      CDK::FORCHAR  => Ncurses::KEY_NPAGE,
      'p'           => Ncurses::KEY_PPAGE,
      CDK::BACKCHAR => Ncurses::KEY_PPAGE,
  }

  self.setBox(box)

  box_width = self.setTitle(title, box_width)
  box_height += @title_lines

  # Make sure we didn't extend beyond the dimensions of the window.
  box_width = [box_width, parent_width].min
  box_height = [box_height, parent_height].min

  # Rejustify the x and y positions if we need to.
  xtmp = [xplace]
  ytmp = [yplace]
  alignxy(cdkscreen.window, xtmp, ytmp, box_width, box_height)
  xpos = xtmp[0]
  ypos = ytmp[0]

  # Create the calendar window.
  @win = Ncurses::WINDOW.new(box_height, box_width, ypos, xpos)

  # Is the window nil?
  if @win.nil?
    self.destroy
    return nil
  end
  @win.keypad(true)

  # Set some variables.
  @x_offset = (box_width - 20) / 2
  @field_width = box_width - 2 * (1 + @border_size)

  # Set months and day names
  @month_name = CDK::CALENDAR::MONTHS_OF_THE_YEAR.clone
  @day_name = dayname

  # Set the rest of the widget values.
  @screen = cdkscreen
  @parent = cdkscreen.window
  @shadow_win = nil
  @xpos = xpos
  @ypos = ypos
  @box_width = box_width
  @box_height = box_height
  @day = day
  @month = month
  @year = year
  @day_attrib = day_attrib
  @month_attrib = month_attrib
  @year_attrib = year_attrib
  @highlight = highlight
  @width = box_width
  @accepts_focus = true
  @input_window = @win
  @week_base = 0
  @shadow = shadow
  @label_win = @win.subwin(1, @field_width,
      ypos + @title_lines + 1, xpos + 1 + @border_size)
  if @label_win.nil?
    self.destroy
    return nil
  end

  @field_win = @win.subwin(7, 20,
      ypos + @title_lines + 3, xpos + @x_offset)
  if @field_win.nil?
    self.destroy
    return nil
  end
  self.setBox(box)

  @marker = [0] * CDK::CALENDAR::CALENDAR_LIMIT

  # If the day/month/year values were 0, then use today's date.
  if @day == 0 && @month == 0 && @year == 0
    date_info = Time.new.gmtime
    @day = date_info.day
    @month = date_info.month
    @year = date_info
  end

  # Verify the dates provided.
  self.verifyCalendarDate

  # Determine which day the month starts on.
  @week_day = CDK::CALENDAR.getMonthStartWeekday(@year, @month)

  # If a shadow was requested, then create the shadow window.
  if shadow
    @shadow_win = Ncurses::WINDOW.new(box_height, box_width,
        ypos + 1, xpos + 1)
  end

  # Setup the key bindings.
  bindings.each do |from, to|
    self.bind(:CALENDAR, from, :getc, to)
  end

  cdkscreen.register(:CALENDAR, self)
end