`tfiledialogcontroller`
		history
		filenames
	ro	syscommandline
	ro	sysfilename
	ro	params
pl		filename
pl		lastdir
pl		basedir
pl		filter
pl		filterlist
pl		filterindex
pl		include
pl		exclude
pl		colwidth
pl		defaultext
pl		options
pl		historymaxcount
pl		captionopen
pl		captionsave
pl		captionnew
pl		group
pl		imagelist
pl		ongetfilename
pl		ongetfileicon
pl		oncheckfile
pl		onbeforeexecute
pl		onafterexecute

`tlinkedpersistent`

`tnullinterfacedpersistent`

`tvirtualpersistent`