Class

TelerikTreeView

Describe the aria-label attribute for the component.

Declaration

[Parameter]
public string AriaLabel { get; set; }

Property Value

Describe the aria-labelledby attribute for the component.

Declaration

[Parameter]
public string AriaLabelledBy { get; set; }

Property Value

Defines if users can check one or multiple TreeView item checkboxes. Supports Multiple, Single and None checkbox selection modes.

Declaration

[Parameter]
public TreeViewCheckBoxMode CheckBoxMode { get; set; }

Property Value

Defines if child items' checkboxes will get checked when the user selects the parent checkbox. Applicable for Multiple TreeViewCheckMode.

Declaration

[Parameter]
public bool CheckChildren { get; set; }

Property Value

Defines if the click on the TreeView item should trigger checkbox selection.

Declaration

[Parameter]
public bool CheckOnClick { get; set; }

Property Value

Defines if the parent checkbox state will change when the user toggles child checkboxes. Applicable for Multiple TreeViewCheckMode.

Declaration

[Parameter]
public bool CheckParents { get; set; }

Property Value

Defines collection of Checked Items in the TreeView.

Declaration

[Parameter]
public IEnumerable<object> CheckedItems { get; set; }

Property Value

Fires when CheckedItems collection has changed.

Declaration

[Parameter]
public EventCallback<IEnumerable<object>> CheckedItemsChanged { get; set; }

Property Value

Specifies the time interval (in milliseconds) between the firings of the OnDrag event handler during the dragging operation. The default interval is 0ms.

Declaration

[Parameter]
public int DragThrottleInterval { get; set; }

Property Value

Defines if users can drag TreeView items.

Declaration

[Parameter]
public bool Draggable { get; set; }

Property Value

Defines collection of Expanded Items in the TreeView.

Declaration

[Parameter]
public IEnumerable<object> ExpandedItems { get; set; }

Property Value

Triggers when ExpandedItems has changed.

Declaration

[Parameter]
public EventCallback<IEnumerable<object>> ExpandedItemsChanged { get; set; }

Property Value

Defines the id HTML attribute of the Component.

Declaration

[Parameter]
public string Id { get; set; }

Property Value

Fired when a tree item is being dragged.

Declaration

[Parameter]
public EventCallback<TreeViewDragEventArgs> OnDrag { get; set; }

Property Value

Fired when a drag operation is being ended.

Declaration

[Parameter]
public EventCallback<TreeViewDragEndEventArgs> OnDragEnd { get; set; }

Property Value

Fired when a tree item is being dragged.

Declaration

[Parameter]
public EventCallback<TreeViewDragStartEventArgs> OnDragStart { get; set; }

Property Value

Fired when a tree item is dropped. All data manipulations should be made here.

Declaration

[Parameter]
public EventCallback<TreeViewDropEventArgs> OnDrop { get; set; }

Property Value

Fires when the user expands or collapses a node.

Declaration

[Parameter]
public EventCallback<TreeViewExpandEventArgs> OnExpand { get; set; }

Property Value

Fires when the user clicks, taps or presses Enter on a TreeView node (item).

Declaration

[Parameter]
public EventCallback<TreeViewItemClickEventArgs> OnItemClick { get; set; }

Property Value

Fires when the user right-clicks on a TreeView node or taps-and-holds on a touch device.

Declaration

[Parameter]
public EventCallback<TreeViewItemContextMenuEventArgs> OnItemContextMenu { get; set; }

Property Value

Fires when the user double-clicks or double-taps a TreeView node.

Declaration

[Parameter]
public EventCallback<TreeViewItemDoubleClickEventArgs> OnItemDoubleClick { get; set; }

Property Value

Fired when a tree item is being rendered.

Declaration

[Parameter]
public Action<TreeViewItemRenderEventArgs> OnItemRender { get; set; }

Property Value

Defines collection of Selected Items in the TreeView.

Declaration

[Parameter]
public IEnumerable<object> SelectedItems { get; set; }

Property Value

Fires when SelectedItems collection has changed.

Declaration

[Parameter]
public EventCallback<IEnumerable<object>> SelectedItemsChanged { get; set; }

Property Value

Defines if users can select one or multiple items. Supports Multiple, Single and None selection modes.

Declaration

[Parameter]
public TreeViewSelectionMode SelectionMode { get; set; }

Property Value

Specifies the Size of the text TextBox. Default value is Medium.

Declaration

[Parameter]
public string Size { get; set; }

Property Value

The TreeView items have features that map to properties in the model. The container enables you to create TreeViewBinding tags and configure the mappings between the features of the TreeView and the properties in the model. See TreeView Bingings.

Declaration

[Parameter]
public RenderFragment TreeViewBindings { get; set; }

Property Value

Declaration

protected override void BuildRenderTree(RenderTreeBuilder __builder)

Parameters

Overrides ComponentBase.BuildRenderTree(RenderTreeBuilder)

Declaration

public object GetItemFromDropIndex(string index)

Parameters

Returns

Declaration

protected override Task OnAfterRenderAsync(bool firstRender)

Parameters

Returns

Overrides BaseComponent.OnAfterRenderAsync(bool)

Declaration

protected override Task OnParametersSetAsync()

Returns

Overrides DataBoundComponent<object>.OnParametersSetAsync()

Declaration

public override Task SetParametersAsync(ParameterView parameters)

Parameters

Returns

Overrides DataBoundComponent<object>.SetParametersAsync(ParameterView)