func init
	// adds using namespace
	sys.add_use('System.Windows.Forms')

	// initialize instance
	sys.add_widget('CheckBox')

	// makes implementation methods for properties
	sys._prop_init('Appearance', 1, 1, 0)
	sys._prop_init('AutoCheck', 1, 1, 104)
	sys._prop_init('CheckAlign', 1, 1, 0)
	sys._prop_init('Checked', 1, 1, 104)
	sys._prop_init('CheckState', 1, 1, 0)
	sys._prop_init('TextAlign', 1, 1, 0)
	sys._prop_init('ThreeState', 1, 1, 104)

	// initialize properties
	this.init_props(blk_init)
end

func init_props(blk_out)
	sys.blk_init_store(blk_out)

	// initialize properties
	sys.set_typed_field(14, 'Appearance', '', 'System.Windows.Forms.Appearance')
	sys.set_typed_field(104, 'AutoCheck')
	sys.set_typed_field(14, 'CheckAlign', '', 'System.Drawing.ContentAlignment')
	sys.set_typed_field(104, 'Checked')
	sys.set_typed_field(14, 'CheckState', '', 'System.Windows.Forms.CheckState')
	sys.set_typed_field(14, 'TextAlign', '', 'System.Drawing.ContentAlignment')
	sys.set_typed_field(104, 'ThreeState')

	// initialize events
	if(not (this.onAppearanceChanged == 'defined'))
		sys.event_imp('onAppearanceChanged')
	end
	sys.event_add('onAppearanceChanged')
	if(not (this.onCheckedChanged == 'defined'))
		sys.event_imp('onCheckedChanged')
	end
	sys.event_add('onCheckedChanged')
	if(not (this.onCheckStateChanged == 'defined'))
		sys.event_imp('onCheckStateChanged', '', this.codename + '.Checked')
	end
	sys.event_add('onCheckStateChanged')

	// initialize common events and properties
	include("ButtonBase-init")
	include("Control-init")

	sys.blk_init_restore(blk_out)
end

include("ButtonBase")
include("Control")