Class VirtualizingFastItemsControl<TItem, TPanel>

Extends the FastItemsControl by adding UI virtualization for items.

Inheritance
System.Object
FastItemsControlBase
FastItemsControl<TItem, TPanel>
VirtualizingFastItemsControl<TItem, TPanel>
IndicatorsContainerBase<TItem, TPanel>
Inherited Members
Namespace: Telerik.Windows.Controls.Sparklines
Assembly: Telerik.Windows.Controls.DataVisualization.dll

Syntax

public abstract class VirtualizingFastItemsControl<TItem, TPanel> : FastItemsControl<TItem, TPanel>, IVirtualizingFastItemsControl where TItem : FrameworkElement, new()
    where TPanel : Panel, new()
Type Parameters
TItem

The type of the item.
TPanel

The type of the panel.

Constructors

VirtualizingFastItemsControl()

Declaration
protected VirtualizingFastItemsControl()

Properties

IsVirtualizing

Gets or sets a value indicating whether to use UI virtualization.

Declaration
public bool IsVirtualizing { get; set; }
Property Value
System.Boolean

true if this instance of Telerik.Windows.Controls.Sparklines.IVirtualizingFastItemsControl is virtualizing its child collection; otherwise, false.

VisibleContainers

Gets all currently visible items.

Declaration
public IEnumerable VisibleContainers { get; }
Property Value
System.Collections.IEnumerable

The visible items.

Methods

ArrangeOverride(Size)

Called to do the virtualization. Also, calls Arrange override to its base, System.Windows.Controls.Control.

Declaration
protected override Size ArrangeOverride(Size finalSize)
Parameters
System.Windows.Size finalSize

Returns
System.Windows.Size

OnVisibleItemsChanged()

Occurs when virtualization is enabled and the visible range has changed.

Declaration
protected virtual void OnVisibleItemsChanged()

Extension Methods