func init
	// adds using namespace
	sys.add_use('GongSolutions.Shell')

	// adds widget assembly
	sys.add_assembly('GongShell', 'GongShell.dll')

	// add widget
	sys.add_widget('ShellTreeView')

	// initialize properties
	if(not isdef('RootFolder'))
		blk_init.println(this.codename, '.RootFolder = new ShellItem(', d("RootFolder"), ');')
	end
	sys.set_typed_field(104, 'HotTracking')
	sys.set_typed_field(20, 'ShellView')
	sys.set_typed_field(14, 'ShowHidden', '', 'ShowHidden')

	// make methods for properties
	sys._prop_init('HotTracking', 1, 1, 104)
	sys._prop_init('ShellView', 1, 1, 0)
	sys._prop_init('ShowHidden', 1, 1, 0)

	// makes implementation of methods as properties
	sys._mtd_as_prop_init('ShellTreeView')

	// makes implementation of simple methods
	sys._method_init('RefreshContents')

	// initialize events
	sys.event_imp('onSelectionChanged')
	sys.event_add('onSelectionChanged')

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

func doRootFolder(data)
	blk.println(this.codename, '.RootFolder = new ShellItem(', d("RootFolder"), ');')
end

func RootFolder
	return(this.codename + '.RootFolder.FileSystemPath')
end

func SelectedFolder
	return(this.codename + '.SelectedFolder.FileSystemPath')
end

func doSelectedFolder(data)
	blk.println(this.codename, '.SelectedFolder = new ShellItem(', d("Path"), ');')
end

include("Control")