`TLazDockZone`
		Splitter
		Pages
		Page

`TDockZone`
	ro	ChildControl
	ro	ChildCount
	ro	FirstChild
		Height
		Left
		LimitBegin
		LimitSize
		Orientation
	ro	Parent
		Top
	ro	Tree
	ro	Visible
	ro	VisibleChildCount
		Width
	ro	NextSibling
	ro	PrevSibling

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