TCustomTreeView Members Protected Methods

Protected Methods

	Name	Description
	_AddRef	Called when an application uses a component interface.
	_Release	Called when an application releases a component interface.
	ActionChange	Responds when the action associated with the control changes.
	ActionChange	Updates the control to reflect changes in its associated action.
	AddBiDiModeExStyle	Sets control's window style according to its bi-directional support.
	Added	This is Added, a member of class TCustomTreeView.
	AdjustClientRect	Provides the interface that adjusts the ClientRect property for idiosyncrasies of the window.
	AdjustSize	Sets the size of the control as determined by the AutoSize property.
	AdjustSize	Adjusts the control's size according to its contents and constraints.
	AlignControls	Aligns any controls for which the control is the parent within a specified area of the control.
	ArrangeControl	Aligns the given control with the specified alignment options.
	AssignTo	Copies the properties of an object to a destination object.
	AssignTo	Overrides the inherited AssignTo function to enable assignments to TAction objects.
	AssignTo	Copies the properties of the windowed control to another object.
	BeginAutoDrag	Begin Automatic Drag.
	CalcCursorPos	Gives the coordinates of the cursor, with respect to the origin of the control.
	CanAutoSize	Indicates whether the control can resize itself automatically to accommodate its contents.
	CanAutoSize	Indicates how the control can be resized.
	CanChange	Pending node change event dispatcher.
	CanCollapse	Pending node collapse event dispatcher.
	CanEdit	Node editing event dispatcher.
	CanExpand	Node expand event dispatcher.
	CanResize	OnCanResize event dispatcher.
	CanResize	Indicates how the control can respond to a resize attempt.
	Change	Completed node change event dispatcher.
	Changed	Sends a CM_CHANGED message to the control.
	ChangeName	Sets the private, internal storage for the Name property to the string passed in NewName.
	ChangeScale	Rescaling event dispatcher.
	ChangeScale	Resize and reposition children and self.
	Click	Respond to user click.
	Collapse	Completed node collapse event dispatcher.
	ConstrainedResize	Notify control of resize with constraints.
	ConstrainedResize	Generates an OnConstrainedResize event.
	ControlsAligned	ControlsAligned automatically executes after a call to AlignControls.
	CreateDockManager	Creates the dock manager for the control.
	CreateHandle	Creates underlying screen object.
	CreateNode	Creates a new TTreeNode instance with the TTreeNodes specified by Items as its Owner.
	CreateNodes	This is CreateNodes, a member of class TCustomTreeView.
	CreateParams	Initializes a window-creation parameter data structure.
	CreateSubClass	Creates a windowed control derived from an existing Windows window class.
	CreateWindowHandle	Creates a Windows control to represent the control.
	CreateWnd	Creates the window used by the tree view component.
	CustomAlignInsertBefore	Returns placement order of custom-aligned child control.
	CustomAlignPosition	Returns aligned position of custom-aligned child control.
	CustomDraw	Generates an OnCustomDraw or OnAdvancedCustomDraw event.
	CustomDrawItem	Generates an OnCustomDrawItem or OnAdvancedCustomDrawItem event.
	DblClick	OnDblClick event dispatcher.
	DefaultDockImage	Handles the painting and erasing of a dock image.
	DefineProperties	Designates methods for storing an object's unpublished data on a stream such as a form file.
	DefineProperties	Provides an interface for a method that reads and writes otherwise unpublished data.
	DefineProperties	Provides methods to read and write the IsControl property to a stream such as a form file.
	DefineProperties	Provides methods to read and write the IsControl property to a stream such as a form file.
	Delete	Generates an OnDeletion event.
	DesignWndProc	Processes the given message and returns some Boolean information based on the message's content.
	DestroyHandle	Destroys the control's window without destroying the control.
	DestroyWindowHandle	Destroys the window created in the CreateWindowHandle method.
	DestroyWnd	Destroys the control's window.
	DoAddDockClient	Performs actions when a control is docked to the windowed control.
	DockOver	Responds when a docking client is dragged over the windowed control.
	DockReplaceDockClient	Invalidates the first dock site in the list of child controls.
	DockTrackNoTarget	Handles dragging of the control over an invalid docking target.
	DoContextPopup	OnContextPopup event dispatcher.
	DoDock	Docking event dispatcher.
	DoDockOver	Generates an OnDockOver event.
	DoEndDock	OnEndDock event dispatcher.
	DoEndDrag	End drag event dispatcher.
	DoEnter	Respond to receiving input focus.
	DoExit	Respond to losing input focus
	DoFlipChildren	Flips the control's children.
	DoKeyDown	Performs some preprocessing before generating an OnKeyDown event.
	DoKeyPress	Performs some preprocessing before generating an OnKeyPress event.
	DoKeyUp	Performs some preprocessing before generating an OnKeyUp event.
	DoMouseWheel	Processes mouse wheel motion.
	DoMouseWheelDown	OnMouseWheelDown event dispatcher.
	DoMouseWheelUp	OnMouseWheelUp event dispatcher.
	DoRemoveDockClient	Responds when a control is undocked from the windowed control.
	DoStartDock	OnStartDock event dispatcher.
	DoStartDrag	Drag start event dispatcher.
	DoUnDock	Undocks a control that is currently docked to the windowed control.
	DragCanceled	Provides the interface for a method that responds to the cancellation of a drag.
	DragOver	OnDragOver event dispatcher.
	DrawDragDockImage	Draws the dock image for the control.
	Edit	Edited event dispatcher.
	EraseDragDockImage	Erases the dock image for the control.
	Expand	Completed node expansion event dispatcher.
	FindNextControl	Returns the control's next child in the tab order after the specified control.
	FixupTabList	Sorts the child controls by their tab order.
	GetAction	Returns the value of the Action property.
	GetActionLinkClass	Returns the appropriate action link class that is associated with the control class.
	GetActionLinkClass	Returns the associated action link class.
	GetChildOwner	Returns the owner of a child component being read from a stream.
	GetChildParent	Returns the parent, or if there is no parent, returns the owner of a child component being read from a stream.
	GetChildren	Enumerates all child components.
	GetClientOrigin	Returns the screen coordinates of the top-left corner of the control's client area.
	GetClientOrigin	Returns the value of the ClientOrigin property.
	GetClientRect	Returns a rectangle defining the client area of the control.
	GetClientRect	Returns the value of the ClientRect property.
	GetControlExtents	Returns the smallest rectangle in which all the control's children fit.
	GetDeviceContext	Returns a device context for the control.
	GetDeviceContext	Provides access to a device context for the control.
	GetDockEdge	Returns the edge on which another control should be docked when it is dragged over the control.
	GetDragMode	Returns the value of the DragMode property.
	GetEnabled	Returns the value of the Enabled property.
	GetFloating	Returns the value of the Floating property.
	GetFloatingDockSiteClass	Returns the class used for the control when it is floating.
	GetIDsOfNames	Maps a single member and an optional set of argument names to a corresponding set of integer dispatch identifiers (dispIDs).
	GetImageIndex	Obtain image index.
	GetOwner	Returns the owner of a component.
	GetOwner	Returns the owner of an object.
	GetPalette	Returns the handle to a palette for use by the control.
	GetParentHandle	Returns the window handle for the window of the control's parent.
	GetPopupMenu	Returns the pop-up menu associated with the control.
	GetSelectedIndex	Obtain selection index.
	GetSiteInfo	Generates an OnGetSiteInfo event
	GetTopParentHandle	Returns the window handle of the first window not associated with a VCL control that contains the windowed control.
	GetTypeInfo	Retrieves the type information for an object.
	GetTypeInfoCount	Returns the number of type information interfaces that an object provides (either 0 or 1).
	InvalidateDockHostSite	Invalidates the first dock site that appears in the list of child controls.
	InvalidateSelectionsRects	This is InvalidateSelectionsRects, a member of class TCustomTreeView.
	Invoke	Provides access to Automation properties and methods when the component wraps an Automation object.
	IsControlActivateMsg	Indicates whether a specified mouse activation message is directed to the given child control.
	IsControlMouseMsg	Indicates whether a specified mouse message is directed to one of the windowed control's child controls.
	IsCustomDrawn	Specifies when the control should generate custom draw events.
	IsQualifyingSite	Checks whether the control is docked inside another control or has at least two docked controls.
	KeyDown	Respond to key press events.
	KeyPress	Respond to keyboard input.
	KeyUp	Respond to released key.
	Loaded	Initializes the tree view after it is loaded from a stream.
	MainWndProc	Receives Windows messages for the control.
	MouseActivate	Triggers a TMouseActivateEvent event.
	MouseDown	OnMouseDown event dispatcher.
	MouseMove	Respond to mouse moving over control area..
	MouseUp	OnMouseUp event dispatcher.
	Notification	Responds to notifications that components are being created or destroyed.
	NotifyControls	Sends a message to all the child controls.
	PaintControls	Paints each of the child controls in a windowed control using the specified device context.
	PaintHandler	Responds to WM_PAINT messages.
	PaintWindow	Renders the image of a windowed control.
	PaletteChanged	Responds to changes in the system's palette by realizing the control's palette.
	PaletteChanged	Responds to changes in the system's palette by realizing the control's palette and the palette for each child control.
	PaletteCreated	Responds when the component is created from the component palette.
	PositionDockRect	Positions the docking rectangle according to the current drag-and-dock state.
	QueryInterface	Returns a reference to a specified interface if the object supports that interface.
	ReadState	Reads the state of the component.
	ReadState	Prepares the control for having its properties assigned values read from a stream.
	ReadState	Prepares the control for having its properties assigned values from a stream.
	RecreateWnd	Recreate underlying Windows screen object.
	ReloadDockedControl	Reloads a docked control.
	RemoveWindowProps	Removes the ControlAtom and WindowAtom properties of the control.
	RequestAlign	Instructs the parent of a control to reposition the control, enforcing its Align property.
	RequestAlign	Instructs the parent of a control to reposition the control, enforcing its Align property.
	ResetIme	Restores the input method editor (IME) that was active when the application started.
	ResetImeComposition	Directs the composition window of the input method editor (IME) to perform a specific action.
	Resize	Respond to control resize.
	ScaleConstraints	Scales the values of the Constraints property to the given ratio.
	ScaleControls	Rescale child controls only.
	ScaleMargins	Scales the values of the Margins property to the given ratio.
	ScalePadding	Scales the control padding to the given ratio.
	SelectFirst	Locates first selectable child control.
	SelectNext	Moves the input focus from the current child control to the next one in the tab order.
	SendCancelMode	Cancels the modal state of the control.
	SendDockNotification	Sends a Windows message to the control's host dock site.
	SetAncestor	Clears or sets csAncestor state in the component's ComponentState property.
	SetAutoSize	Sets the value of the AutoSize property.
	SetBiDiMode	Sets the control's bi-directional mode.
	SetChildOrder	Sets the visual ordering of a child control.
	SetChildOrder	Changes the order in which the child component appears in the list of child components returned by the GetChildren method.
	SetCustomHint	Sets the value of the CustomHint property.
	SetDesigning	Ensures that components inserted at design time have their design-mode flag set.
	SetDesignInstance	Ensures that components inserted at design time have their design-mode flag set.
	SetDragMode	Sets the drag mode for the tree view.
	SetEnabled	Sets the value of the Enabled property.
	SetIme	Activates an input method editor (IME) using the values specified by the ImeMode and ImeName properties.
	SetImeCompositionWindow	Sets the position and font of the composition window.
	SetInline	Sets the csInline bit of the component's ComponentState property
	SetName	Sets the value of the Name property.
	SetName	Sets the name of the control.
	SetParent	Sets the parent of the control.
	SetParent	Sets the parent of the control.
	SetParentBackground	Sets the ParentBackground property.
	SetParentBiDiMode	Specifies whether the control uses its parent's BiDiMode.
	SetParentComponent	Sets the parent component.
	SetParentDoubleBuffered	Sets the ParentBackground property.
	SetZOrder	Repositions the control in its parent's control list, thereby changing position onscreen.
	SetZOrder	Moves the control to the top or bottom of the parent control's (or screen's) list of TWinControl controls.
	ShowControl	Ensures that a specified child control is visible.
	UpdateBounds	Updates the bounds of the control.
	UpdateBoundsRect	Changes the Top, Left, Width, and Height properties of the control, but doesn't update its screen image and bypasses all resize events.
	UpdateControlOriginalParentSize	Updates the original size of the parent control.
	Updated	Clears the csUpdating state in the component's ComponentState property when the component finishes updating.
	UpdateExplicitBounds	Attempts to update the values of the explicit bounds of the control to those of its current bounds.
	UpdateRecreatingFlag	Toggles the csRecreating flag in the ControlState property.
	UpdateRegistry	Provides the interface for a method that adds type library and version information to the Registry on components that implement COM interfaces.
	UpdateUIState	Updates form User Interface State as needed
	Updating	Sets the csUpdating state in the component's ComponentState property.
	ValidateContainer	Determines whether an object can be inserted into a container.
	ValidateInsert	Provides the interface for a method that validates an child component before it is inserted.
	ValidateRename	Ensures that renaming an owned component does not create name conflict.
	ValidateSelection	This is ValidateSelection, a member of class TCustomTreeView.
	VisibleChanging	Provides the interface for a method that responds to changes in the control's visibility.
	WndProc	Provides specific message responses for the control.
	WriteState	Writes the state of the component.