FormLayoutItemBase.ReadOnly Property

Specifies whether the Form Layout element (item, group, tab pages container, or tab) activates read-only mode for nested auto-generated editors.

Namespace: DevExpress.Blazor.Base

Assembly: DevExpress.Blazor.v24.2.dll

NuGet Package: DevExpress.Blazor

Declaration

[DefaultValue(false)]
[Parameter]
public bool ReadOnly { get; set; }

Property Value

Type	Default	Description
Boolean	false	true to activate read-only mode; otherwise, false.

Remarks

<DxFormLayout Data="forecast">
    <DxFormLayoutGroup Caption="Weather Forecast">
        <DxFormLayoutItem Caption="Date" Field="@nameof(WeatherForecast.Date)" ReadOnly="true" />
        <DxFormLayoutItem Caption="Temperature" Field="@nameof(WeatherForecast.TemperatureC)" Enabled="false" />
    </DxFormLayoutGroup>
</DxFormLayout>

@code{
    public class WeatherForecast
    {
        public DateTime Date { get; set; }
        public int TemperatureC { get; set; }
        public double Precipitation { get; set; }
    }
    WeatherForecast forecast = new WeatherForecast() { Date = new DateTime(2020, 05, 11), TemperatureC = 20, Precipitation = 5};
}

The Form Layout and its elements (tabs, tab pages, and groups) apply this property’s value to nested elements. You can specify the corresponding property for a nested element to override this setting.

Component	Property
Form Layout	ReadOnly
Tab Pages	ReadOnly
Tab Page	ReadOnly
Group	ReadOnly
Item	ReadOnly
Editor	<Editor_name>.ReadOnly