Skip to main content

DevExpress v24.2 Update — Your Feedback Matters

Our What's New in v24.2 webpage includes product-specific surveys. Your response to our survey questions will help us measure product satisfaction for features released in this major update and help us refine our plans for our next major release.

Take the survey Not interested

DxRichEdit.ActiveRibbonTabIndexChanged Event

Fires after the active ribbon tab is changed.

Namespace: DevExpress.Blazor.RichEdit

Assembly: DevExpress.Blazor.RichEdit.v24.2.dll

NuGet Package: DevExpress.Blazor.RichEdit

#Declaration

C#
[Parameter]
public EventCallback<int> ActiveRibbonTabIndexChanged { get; set; }

#Parameters

Type Description
Int32

A new value of the ActiveRibbonTabIndex property.

#Remarks

Handle the ActiveRibbonTabIndexChanged event to respond to the active ribbon tab change. The event parameter returns an index of the new active tab.

Razor
<DxRichEdit ActiveRibbonTabIndex="6" ActiveRibbonTabIndexChanged="@(async x => await TabChanged(x))" />
@code {
    async Task TabChanged(Int32 index) {
    /* Surround the code that contains an asynchronous operation with a try-catch block to handle
    the OperationCanceledException. This exception is thrown when an asynchronous operation is canceled. */
        try {
            // Your code
        }
        catch (OperationCanceledException e) {
            Console.WriteLine($"{nameof(OperationCanceledException)} thrown with message: {e.Message}");
        }
    }
}
See Also