Class

TreeNodeElement

Declaration

public TreeNodeElement()

Declaration

protected const long AlrternatingColorSetState = 1

Field Value

Declaration

public static RadProperty FullRowSelectProperty

Field Value

Declaration

protected const long FullRowSelectState = 2

Field Value

Declaration

public static RadProperty HasChildrenProperty

Field Value

Declaration

public static RadProperty HotTrackingProperty

Field Value

Declaration

public static RadProperty IsControlInactiveProperty

Field Value

Declaration

public static RadProperty IsCurrentProperty

Field Value

Declaration

public static RadProperty IsExpandedProperty

Field Value

Declaration

public static RadProperty IsRootNodeProperty

Field Value

Declaration

public static RadProperty IsSelectedProperty

Field Value

Declaration

public static RadProperty ItemHeightProperty

Field Value

Declaration

protected const long UpdateCheckStateByKeyboard = 16

Field Value

Declaration

protected const long UpdateCheckStateByMouse = 8

Field Value

Declaration

protected const long UpdateScrollRangeIfNeeded = 4

Field Value

Declaration

protected bool CheckedByKeyboard { get; set; }

Property Value

Declaration

protected bool CheckedByMouse { get; set; }

Property Value

Declaration

public TreeNodeContentElement ContentElement { get; }

Property Value

Gets the associated data.

Declaration

public RadTreeNode Data { get; }

Property Value

Implements IVirtualizedElement<RadTreeNode>.Data

Declaration

public IInputEditor Editor { get; }

Property Value

Declaration

public TreeNodeExpanderItem ExpanderElement { get; }

Property Value

Gets a value indicating whether this node contains child nodes.

Declaration

public virtual bool HasChildren { get; }

Property Value

Gets a value indicating that this is the hot tracking node.

Declaration

public virtual bool HotTracking { get; }

Property Value

Declaration

public TreeNodeImageElement ImageElement { get; }

Property Value

Gets or sets a value indicating whether the control contains the focus.

Declaration

public virtual bool IsControlFocused { get; }

Property Value

Gets or sets a value indicating that this is the current node.

Declaration

public virtual bool IsCurrent { get; }

Property Value

Gets or sets a value indicating whether the node is expanded.

Declaration

public virtual bool IsExpanded { get; }

Property Value

Declaration

public bool IsInEditMode { get; }

Property Value

Gets a value indicating whether the node is currently at root level.

Declaration

public virtual bool IsRootNode { get; }

Property Value

Gets or sets a value indicating whether the node is selected.

Declaration

public virtual bool IsSelected { get; }

Property Value

Gets or sets the arbitrary height for this particular node. Valid when the owning RadTreeViewElement's AllowArbitraryHeight property is set to true.

Declaration

public virtual int ItemHeight { get; set; }

Property Value

Declaration

public TreeNodeLinesContainer LinesContainerElement { get; }

Property Value

Declaration

public RadToggleButtonElement ToggleElement { get; }

Property Value

Declaration

public override string ToolTipText { get; set; }

Property Value

Overrides RadItem.ToolTipText

Declaration

public RadTreeViewElement TreeViewElement { get; }

Property Value

Declaration

public virtual void AddEditor(IInputEditor editor)

Parameters

Declaration

protected virtual void ApplyStyle()

Arranges the content and child elements within the final allocated space, positioning text, images, and child elements.

Declaration

protected override SizeF ArrangeOverride(SizeF finalSize)

Parameters

Returns

Overrides StackLayoutElement.ArrangeOverride(SizeF)

Attaches the specified data.

Declaration

public virtual void Attach(RadTreeNode data, object context)

Parameters

Implements IVirtualizedElement<RadTreeNode>.Attach(RadTreeNode, object)

Determines whether the element may be dragged.

Declaration

protected override bool CanDragCore(Point dragStartPoint)

Parameters

Returns

Overrides RadItem.CanDragCore(Point)

Called by the element when constructed. Allows inheritors to build the element tree.

Declaration

protected override void CreateChildElements()

Overrides RadElement.CreateChildElements()

Declaration

protected virtual TreeNodeContentElement CreateContentElement()

Returns

Declaration

protected virtual RadToggleButtonElement CreateToggleElement()

Returns

Detaches this instance.

Declaration

public virtual void Detach()

Implements IVirtualizedElement<RadTreeNode>.Detach()

Disposes of managed resources including cached images and SVG images when the element is being disposed.

Declaration

protected override void DisposeManagedResources()

Overrides LightVisualElement.DisposeManagedResources()

Declaration

protected virtual void DisposeToggleElement()

Gets the image to be used as a hint when this element is being dragged.

Declaration

protected override Image GetDragHintCore()

Returns

Overrides RadItem.GetDragHintCore()

Initializes the internal fields and components of the LightVisualElement. This method sets up text primitives, image primitives, and layout management components.

Declaration

protected override void InitializeFields()

Overrides StackLayoutElement.InitializeFields()

Determines whether element is compatible with the specified data.

Declaration

public virtual bool IsCompatible(RadTreeNode data, object context)

Parameters

Returns

Implements IVirtualizedElement<RadTreeNode>.IsCompatible(RadTreeNode, object)

Measures the desired size of the element by calculating the space needed for content, padding, and borders.

Declaration

protected override SizeF MeasureOverride(SizeF availableSize)

Parameters

Returns

Overrides StackLayoutElement.MeasureOverride(SizeF)

Raises the Click event.

Declaration

protected override void OnClick(EventArgs e)

Parameters

Overrides RadElement.OnClick(EventArgs)

Raises the DoubleClick event.

Declaration

protected override void OnDoubleClick(EventArgs e)

Parameters

Overrides RadElement.OnDoubleClick(EventArgs)

Declaration

protected virtual void OnFormatting()

Called when a mouse button is pressed down over the item.

Declaration

protected override void OnMouseDown(MouseEventArgs e)

Parameters

Overrides RadItem.OnMouseDown(MouseEventArgs)

Declaration

protected override void OnMouseEnter(EventArgs e)

Parameters

Overrides RadElement.OnMouseEnter(EventArgs)

Declaration

protected override void OnMouseHover(EventArgs e)

Parameters

Overrides RadElement.OnMouseHover(EventArgs)

Declaration

protected override void OnMouseLeave(EventArgs e)

Parameters

Overrides RadItem.OnMouseLeave(EventArgs)

Called when the mouse moves over the item, handling highlight and border highlight effects.

Declaration

protected override void OnMouseMove(MouseEventArgs e)

Parameters

Overrides LightVisualElement.OnMouseMove(MouseEventArgs)

Called when a mouse button is released over the item.

Declaration

protected override void OnMouseUp(MouseEventArgs e)

Parameters

Overrides RadItem.OnMouseUp(MouseEventArgs)

Declaration

protected virtual void OnNodePropertyChanged(PropertyChangedEventArgs e)

Parameters

Handles property change events by invalidating the fill cache and invoking the base class property change handler.

Declaration

protected override void OnPropertyChanged(RadPropertyChangedEventArgs e)

Parameters

Overrides LightVisualElement.OnPropertyChanged(RadPropertyChangedEventArgs)

Declaration

public virtual void RemoveEditor(IInputEditor editor)

Parameters

Synchronizes this instance.

Declaration

public virtual void Synchronize()

Implements IVirtualizedElement<RadTreeNode>.Synchronize()

Declaration

protected virtual void SynchronizeToggleElement()