`tsqllookupbuffer`
pl		source
pl		textcols
pl		integercols
pl		int64cols
pl		floatcols
pl		optionsdb

`tdatalookupbuffer`
pl	ro	beforeload
pl	ro	afterload
pl	ro	onchange

`tcustomlookupbuffer`
		fieldcounttext
		fieldcountfloat
		fieldcountinteger
		fieldcountint64
	ro	integervalue
	ro	floatvalue
	ro	int64value
	ro	textvalue
		beforeload
		afterload
		onchange

`tactcomponent`
		activator

`tmsecomponent`
	ro	moduleclassname
	ro	actualclassname
	ro	msecomponentstate
		onbeforeupdateskin
		onafterupdateskin
pl		helpcontext