MVCxFormLayoutItemCollection<ModelType>.Add<ValueType>(Expression<Func<ModelType, ValueType>>, Action<MVCxFormLayoutItem>) Method

Adds a layout item to the MVCxFormLayoutItemCollection<ModelType> collection and specifies the item's settings and a Model field to which the item is bound.

Namespace: DevExpress.Web.Mvc

Assembly: DevExpress.Web.Mvc5.v19.2.dll


public MVCxFormLayoutItem Add<ValueType>(
    Expression<Func<ModelType, ValueType>> expression,
    Action<MVCxFormLayoutItem> method
Public Function Add(Of ValueType)(
    expression As Expression(Of Func(Of ModelType, ValueType)),
    method As Action(Of MVCxFormLayoutItem)
) As MVCxFormLayoutItem


Name Type Description
expression Expression<Func<ModelType, ValueType>>

An expression that identifies the object that contains the properties to edit or display.

method Action<MVCxFormLayoutItem>

A delegate method that accepts MVCxFormLayoutItem as a parameter.

Type Parameters

Name Description


Type Description

An MVCxFormLayoutItem object that is the newly added layout item.


Use the Add<ValueType> method to add a customized layout item bound to the specified Model field.

Refer to the Binding to Data and Item Manipulation topics to learn more.


The code sample below demonstrates how to add a customized layout item bound to the specified Model field to the FormLayout extension.

@Html.DevExpress().FormLayout(settings =>
    settings.Name = "FormLayout1";

    //Adding a bound to a Model field layout item with custom settings 
    settings.Items.Add(m => m.FirstName, i => 
        // Defining the item's caption
        i.Caption = "First Name";
        // Defining the item's nested extension
        i.NestedExtensionType = FormLayoutNestedExtensionItemType.TextBox;
        // Defining the item's help text 
        i.HelpText = "Enter the First Name";
See Also