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Class DropDownListEvents<TValue, TItem> - Blazor API Reference | Syncfusion

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    Class DropDownListEvents<TValue, TItem>

    Specifies the DropDownList Events of the component.

    Inheritance
    System.Object
    Syncfusion.Blazor.SfBaseComponent
    DropDownListEvents<TValue, TItem>
    Namespace: Syncfusion.Blazor.DropDowns
    Assembly: Syncfusion.Blazor.dll
    Syntax
    public class DropDownListEvents<TValue, TItem> : SfBaseComponent
    Type Parameters
    Name Description
    TValue
    TItem

    Constructors

    DropDownListEvents()

    Declaration
    public DropDownListEvents()

    Properties

    baseParent

    Declaration
    protected SfDropDownList<TValue, TItem> baseParent { get; set; }
    Property Value
    Type Description
    SfDropDownList<TValue, TItem>

    Blur

    Triggers when focus moves out from the component.

    Declaration
    public EventCallback<object> Blur { get; set; }
    Property Value
    Type Description
    Microsoft.AspNetCore.Components.EventCallback<System.Object>

    Created

    Triggers when the component is created.

    Declaration
    public EventCallback<object> Created { get; set; }
    Property Value
    Type Description
    Microsoft.AspNetCore.Components.EventCallback<System.Object>

    DataBound

    Triggers when data source is populated in the popup list.

    Declaration
    public EventCallback<DataBoundEventArgs> DataBound { get; set; }
    Property Value
    Type Description
    Microsoft.AspNetCore.Components.EventCallback<DataBoundEventArgs>

    Destroyed

    Triggers when the component is destroyed.

    Declaration
    public EventCallback<object> Destroyed { get; set; }
    Property Value
    Type Description
    Microsoft.AspNetCore.Components.EventCallback<System.Object>

    Filtering

    Triggers on typing a character in the filter bar when the AllowFiltering is enabled.

    Declaration
    public EventCallback<FilteringEventArgs> Filtering { get; set; }
    Property Value
    Type Description
    Microsoft.AspNetCore.Components.EventCallback<FilteringEventArgs>

    Focus

    Triggers when the component is focused.

    Declaration
    public EventCallback<object> Focus { get; set; }
    Property Value
    Type Description
    Microsoft.AspNetCore.Components.EventCallback<System.Object>

    OnActionBegin

    Triggers before fetching data from the remote server.

    Declaration
    public EventCallback<ActionBeginEventArgs> OnActionBegin { get; set; }
    Property Value
    Type Description
    Microsoft.AspNetCore.Components.EventCallback<ActionBeginEventArgs>

    OnActionComplete

    Triggers after data is fetched successfully from the remote server.

    Declaration
    public EventCallback<ActionCompleteEventArgs<TItem>> OnActionComplete { get; set; }
    Property Value
    Type Description
    Microsoft.AspNetCore.Components.EventCallback<ActionCompleteEventArgs<TItem>>

    OnActionFailure

    Triggers when the data fetch request from the remote server fails.

    Declaration
    public EventCallback<object> OnActionFailure { get; set; }
    Property Value
    Type Description
    Microsoft.AspNetCore.Components.EventCallback<System.Object>

    OnClose

    Triggers when the popup is closed.

    Declaration
    public EventCallback<PopupEventArgs> OnClose { get; set; }
    Property Value
    Type Description
    Microsoft.AspNetCore.Components.EventCallback<PopupEventArgs>

    OnOpen

    Triggers when the popup before opens.

    Declaration
    public EventCallback<BeforeOpenEventArgs> OnOpen { get; set; }
    Property Value
    Type Description
    Microsoft.AspNetCore.Components.EventCallback<BeforeOpenEventArgs>

    OnValueSelect

    Triggers when an item in the popup is selected by the user either with mouse/tap or with keyboard navigation.

    Declaration
    public EventCallback<SelectEventArgs<TItem>> OnValueSelect { get; set; }
    Property Value
    Type Description
    Microsoft.AspNetCore.Components.EventCallback<SelectEventArgs<TItem>>

    Opened

    Triggers when the popup opens.

    Declaration
    public EventCallback<PopupEventArgs> Opened { get; set; }
    Property Value
    Type Description
    Microsoft.AspNetCore.Components.EventCallback<PopupEventArgs>

    ValueChange

    Triggers when an item in a popup is selected or when the model value is changed by user.

    Use Change event to configure the cascading DropDownList.

    Declaration
    public EventCallback<ChangeEventArgs<TValue, TItem>> ValueChange { get; set; }
    Property Value
    Type Description
    Microsoft.AspNetCore.Components.EventCallback<ChangeEventArgs<TValue, TItem>>

    Methods

    OnInitializedAsync()

    Declaration
    protected override Task OnInitializedAsync()
    Returns
    Type Description
    System.Threading.Tasks.Task
    Overrides
    Syncfusion.Blazor.SfBaseComponent.OnInitializedAsync()
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