Class TelerikTreeView

The class for the Telerik TreeView component.

Inheritance
System.Object
BaseComponent
DataBoundComponent<System.Object>
TelerikTreeView
Inherited Members
Namespace: Telerik.Blazor.Components
Assembly: Telerik.Blazor.dll

Syntax

public class TelerikTreeView : DataBoundComponent<object>, IDisposable, ITreeBindingContainer

Properties

CheckBoxMode

Defines mode for the items checkbox selection.

Declaration
public TreeViewCheckBoxMode CheckBoxMode { get; set; }
Property Value
TreeViewCheckBoxMode

CheckChildren

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

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

CheckedItems

Defines collection of Checked Items in the TreeView.

Declaration
public IEnumerable<object> CheckedItems { get; set; }
Property Value
System.Collections.Generic.IEnumerable<System.Object>

CheckedItemsChanged

Fires when CheckedItems collection has changed.

Declaration
public EventCallback<IEnumerable<object>> CheckedItemsChanged { get; set; }
Property Value
Microsoft.AspNetCore.Components.EventCallback<System.Collections.Generic.IEnumerable<System.Object>>

CheckOnClick

Defines whether the click on the treeview item should trigger checkbox selection.

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

CheckParents

Defines whether the parent checkbox will get (un)checked/indeterminate state when the user toggle child checkboxes. Applicable for Multiple TreeViewCheckMode.

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

Draggable

Defines whether the treeview items should be draggable.

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

ExpandedItems

A collection of expanded items.

Declaration
public IEnumerable<object> ExpandedItems { get; set; }
Property Value
System.Collections.Generic.IEnumerable<System.Object>

ExpandedItemsChanged

Triggers when ExpandedItems has changed.

Declaration
public EventCallback<IEnumerable<object>> ExpandedItemsChanged { get; set; }
Property Value
Microsoft.AspNetCore.Components.EventCallback<System.Collections.Generic.IEnumerable<System.Object>>

Id

Specifies the id of the Component.

Declaration
public string Id { get; set; }
Property Value
System.String

OnDrop

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

Declaration
public EventCallback<TreeViewDropEventArgs> OnDrop { get; set; }
Property Value
Microsoft.AspNetCore.Components.EventCallback<TreeViewDropEventArgs>

OnExpand

Fires when an item from the DataSource is expanded.

Declaration
public EventCallback<TreeViewExpandEventArgs> OnExpand { get; set; }
Property Value
Microsoft.AspNetCore.Components.EventCallback<TreeViewExpandEventArgs>

OnItemClick

Fires when an item is clicked.

Declaration
public EventCallback<TreeViewItemClickEventArgs> OnItemClick { get; set; }
Property Value
Microsoft.AspNetCore.Components.EventCallback<TreeViewItemClickEventArgs>

OnItemContextMenu

Fires when a context menu action is triggered on an item.

Declaration
public EventCallback<TreeViewItemContextMenuEventArgs> OnItemContextMenu { get; set; }
Property Value
Microsoft.AspNetCore.Components.EventCallback<TreeViewItemContextMenuEventArgs>

OnItemDoubleClick

Fires when an item is double-clicked.

Declaration
public EventCallback<TreeViewItemDoubleClickEventArgs> OnItemDoubleClick { get; set; }
Property Value
Microsoft.AspNetCore.Components.EventCallback<TreeViewItemDoubleClickEventArgs>

OnItemRender

Fired when a tree item is being rendered.

Declaration
public Action<TreeViewItemRenderEventArgs> OnItemRender { get; set; }
Property Value
System.Action<TreeViewItemRenderEventArgs>

SelectedItems

Defines collection of Selected Items in the TreeView.

Declaration
public IEnumerable<object> SelectedItems { get; set; }
Property Value
System.Collections.Generic.IEnumerable<System.Object>

SelectedItemsChanged

Fires when SelectedItems collection has changed.

Declaration
public EventCallback<IEnumerable<object>> SelectedItemsChanged { get; set; }
Property Value
Microsoft.AspNetCore.Components.EventCallback<System.Collections.Generic.IEnumerable<System.Object>>

SelectionMode

Defines mode for the items selection.

Declaration
public TreeViewSelectionMode SelectionMode { get; set; }
Property Value
TreeViewSelectionMode

Size

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

Declaration
public string Size { get; set; }
Property Value
System.String

TreeViewBindings

Defines the container for Item Fields per level.

Declaration
public RenderFragment TreeViewBindings { get; set; }
Property Value
Microsoft.AspNetCore.Components.RenderFragment

Methods

BuildRenderTree(RenderTreeBuilder)

Declaration
protected override void BuildRenderTree(RenderTreeBuilder __builder)
Parameters
Microsoft.AspNetCore.Components.Rendering.RenderTreeBuilder __builder

GetItemFromDropIndex(String)

Declaration
public object GetItemFromDropIndex(string index)
Parameters
System.String index

Returns
System.Object

OnAfterRenderAsync(Boolean)

Declaration
protected override Task OnAfterRenderAsync(bool firstRender)
Parameters
System.Boolean firstRender

Returns
System.Threading.Tasks.Task

Overrides

OnParametersSetAsync()

Declaration
protected override Task OnParametersSetAsync()
Returns
System.Threading.Tasks.Task

Overrides
Telerik.Blazor.Components.Common.DataBoundComponent<System.Object>.OnParametersSetAsync()

SetParametersAsync(ParameterView)

Declaration
public override Task SetParametersAsync(ParameterView parameters)
Parameters
Microsoft.AspNetCore.Components.ParameterView parameters

Returns
System.Threading.Tasks.Task

Overrides
Telerik.Blazor.Components.Common.DataBoundComponent<System.Object>.SetParametersAsync(Microsoft.AspNetCore.Components.ParameterView)