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DxToolbarItem.DropDownVisibleChanged Event

Fires when an item’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
<p>Is item exapnded - @IsDropDownVisible</p>
<DxToolbar>
    <DxToolbarItem Text="Data operations" 
                   DropDownVisible="@IsDropDownVisible" 
                   DropDownVisibleChanged="OnDropDownVisibleChanged">
        <Items>
            <DxToolbarItem Text="Insert"></DxToolbarItem>
            <DxToolbarItem Text="Edit"></DxToolbarItem>
            <DxToolbarItem Text="Delete"></DxToolbarItem>
        </Items>
    </DxToolbarItem>
</DxToolbar>

@code {
    bool IsDropDownVisible = false;

    void OnDropDownVisibleChanged (bool isVisible) {
        IsDropDownVisible = isVisible;
    }
}

Run Demo: Toolbar - Drop-Down Items

See Also