DxDropDown.IsOpenChanged Event

Fires when the DropDown opens or closes.

Namespace: DevExpress.Blazor

Assembly: DevExpress.Blazor.v21.2.dll

NuGet Package: DevExpress.Blazor

Declaration

[Parameter]
public EventCallback<bool> IsOpenChanged { get; set; }

Parameters

Type	Description
Boolean	A new value of the IsOpen property.

Remarks

The IsOpenChanged event occurs when the IsOpen property value is changed. For instance, it fires when a user closes the window or you call the ShowAsync and CloseAsync methods.

<DxDropDown IsOpenChanged="OnIsOpenChanged"
            Width="400"
            BodyText="Lorem ipsum dolor sit amet, consectetuer adipiscing elit. 
                      Maecenas porttitor congue massa.">
</DxDropDown>

@code {
    async Task OnIsOpenChanged (bool isOpen) {
      // your code
    }
}