Class TreeGridExpander

Represents a class that maintains the common functionalities of expander in SfTreeGrid.

Inheritance

System.Object

TreeGridExpander

Implements

System.IDisposable

Namespace: Syncfusion.UI.Xaml.TreeGrid

Assembly: Syncfusion.Grid.WinUI.dll

Syntax

public class TreeGridExpander : Control, IDisposable

Constructors

TreeGridExpander()

Initializes a new instance of TreeGridExpander class.

Declaration

public TreeGridExpander()

Fields

IsExpandedProperty

Dependency registration for IsExpanded.

Declaration

public static readonly DependencyProperty IsExpandedProperty

Field Value

Type
Microsoft.UI.Xaml.DependencyProperty

Properties

IsExpanded

Gets or sets a value indicating whether the Expander is expanded or not.

Declaration

public bool IsExpanded { get; set; }

Property Value

Type
System.Boolean

Methods

Dispose()

Disposes all the resources used by the TreeGridExpander class.

Declaration

public void Dispose()

Dispose(Boolean)

Disposes all the resources used by the TreeGridExpander class.

Declaration

protected virtual void Dispose(bool disposing)

Parameters

Type	Name	Description
System.Boolean	disposing	Indicates whether the call is from Dispose method or from a finalizer.

MeasureOverride(Size)

Provides the behaviour for the "Measure" pass of the layout cycle.

Declaration

protected override Size MeasureOverride(Size availableSize)

Parameters

Type	Name	Description
Windows.Foundation.Size	availableSize	The available size that this object can give to child objects.Infinity can be specified as a value to indicate that the object will to size whatever the content is available.

Returns

Type	Description
Windows.Foundation.Size	The Size that this object determines it needs during layout,based on its calculations of the allocated sizes for child objects or based on other considerations such as a fixed container size.

OnApplyTemplate()

Invoked to apply template for TreeGridExpander.

Declaration

protected override void OnApplyTemplate()

OnDoubleTapped(DoubleTappedRoutedEventArgs)

Called before the DoubleTapped Event occurs.

Declaration

protected override void OnDoubleTapped(DoubleTappedRoutedEventArgs e)

Parameters

Type	Name	Description
Microsoft.UI.Xaml.Input.DoubleTappedRoutedEventArgs	e	The Microsoft.UI.Xaml.Input.DoubleTappedRoutedEventArgs instance containing the event data.

OnPointerPressed(PointerRoutedEventArgs)

Declaration

protected override void OnPointerPressed(PointerRoutedEventArgs e)

Parameters

Type	Name	Description
Microsoft.UI.Xaml.Input.PointerRoutedEventArgs	e

OnTapped(TappedRoutedEventArgs)

Called before the Tapped event occurs.

Declaration

protected override void OnTapped(TappedRoutedEventArgs e)

Parameters

Type	Name	Description
Microsoft.UI.Xaml.Input.TappedRoutedEventArgs	e	The Microsoft.UI.Xaml.Input.TappedRoutedEventArgs instance containing the event data.

Implements

System.IDisposable