Method: CDK::VIEWER#drawButtons

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

#drawButtons ⇒ Object

This redraws the viewer buttons.



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# File 'lib/cdk/components/viewer.rb', line 648

def drawButtons
  # No buttons, no drawing
  if @button_count == 0
    return
  end

  # Redraw the buttons.
  (0...@button_count).each do |x|
    Draw.writeChtype(@win, @button_pos[x], @box_height - 2,
        @button[x], CDK::HORIZONTAL, 0, @button_len[x])
  end

  # Highlight the current button.
  (0...@button_len[@current_button]).each do |x|
    # Strip the character of any extra attributes.
    character = charOf(@button[@current_button][x])

    # Add the character into the window.
    @win.mvwaddch(@box_height - 2, @button_pos[@current_button] + x,
        character.ord | @button_highlight)
  end

  # Refresh the window.
  wrefresh
end