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V24.2

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DxDropDownBox.DropDownVisibleChanged Event

Fires when an editor’s drop-down window visibility is changed.

Namespace: DevExpress.Blazor

Assembly: DevExpress.Blazor.v24.2.dll

NuGet Package: DevExpress.Blazor

#Declaration

C#
[Parameter]
public EventCallback<bool> DropDownVisibleChanged { get; set; }

#Parameters

Type Description
Boolean

A new value of the DropDownVisible property.

#Remarks

Handle the DropDownVisibleChanged event to respond to the DropDownVisible property change.

Razor
<DxDropDownBox @bind-Value="Value" QueryDisplayText="QueryText"
            DropDownVisible="@DropDownVisible"
            DropDownVisibleChanged="@((value) => OnDropDownVisibleChanges(value))">
    @* ... *@
</DxDropDownBox>

@code {
  object Value { get; set; }
  bool DropDownVisible = true;

  void OnDropDownVisibleChanges(bool value) {
    DropDownVisible = value; 
    // ...
  }
}
See Also