TextSpan.Hidden Property

Gets whether the text span’s content is hidden.

Namespace: DevExpress.Blazor.RichEdit

Assembly: DevExpress.Blazor.RichEdit.v23.2.dll

NuGet Package: DevExpress.Blazor.RichEdit

Declaration

public bool? Hidden { get; }

Property Value

Type	Description
Nullable<Boolean>	true if content is hidden; false if content is not hidden; null for a combination of true and false.

Remarks

The Hidden property defines whether the text span’s content is hidden. Select the Home → Show/Hide ¶ ribbon command to show/hide hidden content. The Rich Text Editor underlines hidden content with a dotted line.

Use the ChangePropertiesAsync(Action<CharacterProperties>, CancellationToken) method to change the visibility of a text span’s content.

<DxRichEdit @ref="richEdit" />

@code {
    DxRichEdit richEdit;
    Document documentAPI;
    @* ... *@
    /* 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 {
            documentAPI = richEdit.DocumentAPI;
            TextSpan characters = await documentAPI.AddTextAsync("New Text");
            @* ... *@
            await characters.ChangePropertiesAsync(properties => {
                if (characters.Hidden != false)
                    properties.Hidden = false;
            });
            @* ... *@
        }
        catch (OperationCanceledException e) {
            Console.WriteLine($"{nameof(OperationCanceledException)} thrown with message: {e.Message}");
        }
}