- HasButtons
: TreeView
- HasChildren
: TreeItem
- HasLines
: TreeView
- Header
: ListViewGroup
- HeaderAlign
: ListViewGroup
- HeaderColors
: PageControl
- HeaderDragDrop
: ListView
- HeaderVisible
: PageControl
- Height
: Property, Screen, WorkArea, ImageList, Control
- HelpButton
: Form
- HideClippedTabs
: PageControl
- HideMRUPlaces
: FileOpenSaveDialog
- HidePinnedPlaces
: FileOpenSaveDialog
- HideSelection
: TreeView, ListView, Edit
- Hint
: TrayIcon, TreeItem, ListItem, Action, Control
- HorizontalExtent
: ListControl
- Hot
: GraphicElement
- HotTrack
: UpDown, TreeView, ListView, Header, TabControl
- Hour
: DateTime
WSO 1.1 Documentation. Date modified:Wed Aug 12 18:12:14 2015. (C) Veretennikov A. B. 2004-2015