Method: CDK::SCREEN#refresh

Defined in:
lib/cdk/screen.rb

#refresh ⇒ Object

This refreshes all the objects in the screen.



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# File 'lib/cdk/screen.rb', line 220

def refresh
  focused = -1
  visible = -1

  CDK::SCREEN.refreshCDKWindow(@window)

  # We erase all the invisible objects, then only draw it all back, so
  # that the objects can overlap, and the visible ones will always be
  # drawn after all the invisible ones are erased
  (0...@object_count).each do |x|
    obj = @object[x]
    if obj.validObjType(obj.object_type)
      if obj.is_visible
        if visible < 0
          visible = x
        end
        if obj.has_focus && focused < 0
          focused = x
        end
      else
        obj.erase
      end
    end
  end

  (0...@object_count).each do |x|
    obj = @object[x]

    if obj.validObjType(obj.object_type)
      obj.has_focus = (x == focused)

      if obj.is_visible
        obj.draw(obj.box)
      end
    end
  end
end