Class TreeViewItem

Represents a item of data in a SfTreeView control.

Inheritance

System.Object

TreeViewItem

Implements

System.IDisposable

Namespace: Syncfusion.UI.Xaml.TreeView

Assembly: Syncfusion.TreeView.WinUI.dll

Syntax

public class TreeViewItem : Control, IDisposable

Constructors

TreeViewItem()

Initializes a new instance of the TreeViewItem class.

Declaration

public TreeViewItem()

Fields

ExpanderPositionProperty

Identifies the ExpanderPosition dependency property.

Declaration

public static readonly DependencyProperty ExpanderPositionProperty

Field Value

Type	Description
Microsoft.UI.Xaml.DependencyProperty

ExpanderTemplateProperty

Identifies the ExpanderTemplate dependency property.

Declaration

public static readonly DependencyProperty ExpanderTemplateProperty

Field Value

Type	Description
Microsoft.UI.Xaml.DependencyProperty

ExpanderWidthProperty

Identifies the ExpanderWidth dependency property.

Declaration

public static readonly DependencyProperty ExpanderWidthProperty

Field Value

Type	Description
Microsoft.UI.Xaml.DependencyProperty

FullRowSelectProperty

Identifies the FullRowSelect dependency property.

Declaration

public static readonly DependencyProperty FullRowSelectProperty

Field Value

Type	Description
Microsoft.UI.Xaml.DependencyProperty

IndentationWidthProperty

Identifies the IndentationWidth dependency property.

Declaration

public static readonly DependencyProperty IndentationWidthProperty

Field Value

Type	Description
Microsoft.UI.Xaml.DependencyProperty

ItemTemplateProperty

Identifies the ItemTemplate dependency property.

Declaration

public static readonly DependencyProperty ItemTemplateProperty

Field Value

Type	Description
Microsoft.UI.Xaml.DependencyProperty

ShowLinesProperty

Identifies the ShowLines dependency property.

Declaration

public static readonly DependencyProperty ShowLinesProperty

Field Value

Type	Description
Microsoft.UI.Xaml.DependencyProperty

Properties

ExpanderPosition

Gets or sets the expander position for TreeViewItem. The default value is Start Fields:

Enumeration	Description
Start	The expander view will be displayed in start position of TreeViewItem.
End	The expander view will be displayed in end position of TreeViewItem.

Declaration

public ExpanderPosition ExpanderPosition { get; set; }

Property Value

Type	Description
ExpanderPosition

ExpanderTemplate

Gets or sets the data template for the Expander View in TreeViewItem.

Declaration

public DataTemplate ExpanderTemplate { get; set; }

Property Value

Type	Description
Microsoft.UI.Xaml.DataTemplate

Remarks

TreeViewNode will be the data context for each TreeViewItem.

ExpanderWidth

Gets or sets the expander width for TreeViewItem.

Declaration

public double ExpanderWidth { get; set; }

Property Value

Type	Description
System.Double	The default value is 20.

FullRowSelect

Gets or sets a value indicating whether the selection spans the width of tree view control.

Declaration

public bool FullRowSelect { get; set; }

Property Value

Type	Description
System.Boolean	The default value is false, where the selection start from indent level only.

IndentationWidth

Gets or sets the distance to indent for each TreeViewItem.

Declaration

public double IndentationWidth { get; set; }

Property Value

Type	Description
System.Double

ItemTemplate

Gets or sets the data template for the Content View in TreeViewItem.

Declaration

public DataTemplate ItemTemplate { get; set; }

Property Value

Type	Description
Microsoft.UI.Xaml.DataTemplate

Remarks

TreeViewNode will be the data context for each TreeViewItem.

ShowLines

Gets or sets a value indicating whether lines are drawn in the TreeViewItem.

Declaration

public bool ShowLines { get; set; }

Property Value

Type	Description
System.Boolean	true if lines are drawn in TreeViewItem; otherwise, false. The default value is false.

TreeViewItemInfo

Gets the TreeViewItemInfoBase details of the TreeViewItem.

Declaration

public TreeViewItemInfoBase TreeViewItemInfo { get; }

Property Value

Type	Description
TreeViewItemInfoBase

Methods

Dispose()

Dispose all the allocated resources.

Declaration

public void Dispose()

Dispose(Boolean)

Dispose the instances, if parameter is true.

Declaration

protected virtual void Dispose(bool disposing)

Parameters

Type	Name	Description
System.Boolean	disposing	Represents the boolean value for disposing objects.

OnApplyTemplate()

Builds the visual tree for the TreeViewItem.

Declaration

protected override void OnApplyTemplate()

OnCreateAutomationPeer()

Declaration

protected override AutomationPeer OnCreateAutomationPeer()

Returns

Type	Description
Microsoft.UI.Xaml.Automation.Peers.AutomationPeer

OnDoubleTapped(DoubleTappedRoutedEventArgs)

Occurs when mouse doubleclick is released over the item.

Declaration

protected override void OnDoubleTapped(DoubleTappedRoutedEventArgs e)

Parameters

Type	Name	Description
Microsoft.UI.Xaml.Input.DoubleTappedRoutedEventArgs	e	The Microsoft.UI.Xaml.Input.DoubleTappedRoutedEventArgs that contains the event data.

OnHolding(HoldingRoutedEventArgs)

Occurs when the item is long pressed by touch.

Declaration

protected override void OnHolding(HoldingRoutedEventArgs e)

Parameters

Type	Name	Description
Microsoft.UI.Xaml.Input.HoldingRoutedEventArgs	e	The Microsoft.UI.Xaml.Input.HoldingRoutedEventArgs that contains the event data.

OnPointerEntered(PointerRoutedEventArgs)

Occurs when mouse is entered over the TreeViewItem.

Declaration

protected override void OnPointerEntered(PointerRoutedEventArgs e)

Parameters

Type	Name	Description
Microsoft.UI.Xaml.Input.PointerRoutedEventArgs	e	The Microsoft.UI.Xaml.Input.PointerRoutedEventArgs that contains the event data.

OnPointerExited(PointerRoutedEventArgs)

Occurs when the mouse is exiting the TreeViewItem.

Declaration

protected override void OnPointerExited(PointerRoutedEventArgs e)

Parameters

Type	Name	Description
Microsoft.UI.Xaml.Input.PointerRoutedEventArgs	e	The Microsoft.UI.Xaml.Input.PointerRoutedEventArgs that contains the event data.

OnPointerMoved(PointerRoutedEventArgs)

Occurs when the mouse moved over the TreeViewItem.

Declaration

protected override void OnPointerMoved(PointerRoutedEventArgs e)

Parameters

Type	Name	Description
Microsoft.UI.Xaml.Input.PointerRoutedEventArgs	e	The Microsoft.UI.Xaml.Input.PointerRoutedEventArgs that contains the event data.

OnRightTapped(RightTappedRoutedEventArgs)

Occurs when mouse right button click is released over the TreeViewItem.

Declaration

protected override void OnRightTapped(RightTappedRoutedEventArgs e)

Parameters

Type	Name	Description
Microsoft.UI.Xaml.Input.RightTappedRoutedEventArgs	e	The Microsoft.UI.Xaml.Input.RightTappedRoutedEventArgs that contains the event data.

OnTapped(TappedRoutedEventArgs)

Occurs when mouse click is released over the TreeViewItem. Collapsed the border visibility for the TreeViewItem by touch.

Declaration

protected override void OnTapped(TappedRoutedEventArgs e)

Parameters

Type	Name	Description
Microsoft.UI.Xaml.Input.TappedRoutedEventArgs	e	The Microsoft.UI.Xaml.Input.TappedRoutedEventArgs that contains the event data.

Implements

System.IDisposable