Method: CyberarmEngine::Element::Container#scroll_page_up

Defined in:
lib/cyberarm_engine/ui/elements/container.rb

#scroll_page_up(sender, x, y) ⇒ Object 



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# File 'lib/cyberarm_engine/ui/elements/container.rb', line 345

def scroll_page_up(sender, x, y)
  return unless @style.scroll

  @scroll_position.y += height
  @scroll_position.y = 0 if @scroll_position.y > 0
  @scroll_target_position.y = @scroll_position.y

  return :handled
end