TTreeControl

TControl for viewing and editing a TTreeModel.

Inheritance

Level	Ancestor	Description
1	TObject	Ultimate ancestor in a class hierarchy
2	TBaseObject	A base class for objects that can be used instead of `TObject`.
3	TControl	Visual user interface element that can react to user input.
4	TTreeControl

Source

UserInterface.Control.Tree.pas (40)

Fields

Scope	Visibility	Type	Name
Instance	private	TTreeModel	FModel
Instance	private	TNavigatableTreeNodePath	FFocusedNodePath
Instance	private	TBoolean	FAutoExpandAll
Instance	private	TOpenedTreeNodePaths	OpenedNodePaths
Instance	private	TInteger32	ItemHeight
Instance	private	TNavigatableTreeNodePath	TopNodePath
Instance	private	TTreeControlModelListener	TreeModelListener
Instance	public	TBoolean	AllowRefresh

Methods

Scope	Visibility	Result	Name
Instance	private		SetModel(Value: TTreeModel)
Instance	protected	TInteger32Rectangle	GetContextMenuTargetBounds()
Instance	protected	TBoolean	NodePathIsVisible(Path: TTreeNodePath)
Instance	protected	TNavigatableTreeNodePath	NodePathAtRow(Row: TInteger32)
Instance	protected	TInteger32	RowAtY(Y: TInteger32)
Instance	protected	TBoolean	PositionInGlyph(Path: TTreeNodePath; Position: TInteger32Point)
Instance	protected	TInteger32	NodePathsVisible()
Instance	protected	TInteger32	NodePathsVisibleForHeight(Height: TInteger32)
Instance	protected	TInteger32	IndexOfTopNodePath()
Instance	protected	TInteger32	GetNodeTop(Path: TTreeNodePath)
Instance	protected	TInteger32	GetNodeInset(Path: TTreeNodePath)
Instance	protected	TInteger32Rectangle	GetNodeBounds(Path: TTreeNodePath)
Instance	protected		PaintTreeGlyphBackground(Canvas: TCanvas; Bounds: T2dFloatingPoint64Rectangle)
Instance	protected		PaintTreeGlyphClosed(Canvas: TCanvas; Bounds: T2dFloatingPoint64Rectangle)
Instance	protected		PaintTreeGlyphOpened(Canvas: TCanvas; Bounds: T2dFloatingPoint64Rectangle)
Instance	protected		PaintNodePath(Canvas: TCanvas; Path: TTreeNodePath; Top: TInteger32)
Instance	protected		PaintNodePaths(Canvas: TCanvas)
Instance	protected		CorrectFocusedNodePathForCollapse(Path: TNavigatableTreeNodePath)
Instance	protected		CorrectTopNodePathForExpand(Path: TTreeNodePath)
Instance	protected	TBoolean	Navigate(Direction: TNavigationDirection; KeyModifiers: TKeyModifiers)
Instance	protected		ScrollNodeIntoView(Path: TTreeNodePath)
Instance	protected		FireFocusedNodeChanged()
Instance	protected		TestFocusedNodePathChanged(PreviousFocusedNodePath: TTreeNodePath)
Instance	protected		RefreshCachedInformation()
Instance	public		Create()
Instance	public		Destroy()
Instance	public		Paint(Canvas: TCanvas)
Instance	public	TControl	Embellish()
Instance	public		VisibleRectangleChanged()
Instance	public	TBoolean	Toggle(Path: TNavigatableTreeNodePath)
Instance	public	TBoolean	Collapse(Path: TNavigatableTreeNodePath)
Instance	public	TBoolean	Expand(Path: TTreeNodePath)
Instance	public		ExpandAll()
Instance	public		ExpandRoot()
Instance	public		Changed()
Instance	public		NodeAdded()
Instance	public		NodeRemoved()
Instance	public	TInteger32Size	GetPreferredSize(AvailableSize: TInteger32Size)
Instance	public	TInteger32Size	GetScrollSize(AvailableSize: TInteger32Size)
Instance	public	TBoolean	MouseLeftDown(Event: TMouseButtonEvent)
Instance	public	TBoolean	MouseRightDown(Event: TMouseButtonEvent)
Instance	public	TBoolean	KeyDown(Event: TKeyDownEvent)
Instance	public	TBoolean	HandlesNavigationDimension(NavigationDimension: TValidNavigationDimension)
Instance	public	TValuePath	GetFocusedObject()