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Form Groups

You can group some associated fields in your form (model) by using the FormItems. and putting them inside FormGroup tags.

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Features

The FormGroup tag exposes the following parameters:

  • LabelText - string - defines a label for the entire group.

  • Columns - int - defines the number of columns in the group.

  • ColumnSpacing - string - defines the space between the editors in the group.

Example - Organize FormItems into Groups

You can organize some FormItems into logical groups. You can configure the label of the group, the number of columns and the spacing between the items.

The result from the code snippet below

FormItem example

@* Organize items into groups *@

@using System.ComponentModel.DataAnnotations

<TelerikForm Model="@person" Columns="2" ColumnSpacing="25px">
    <FormValidation>
        <DataAnnotationsValidator></DataAnnotationsValidator>
    </FormValidation>
    <FormItems>
        <FormGroup LabelText="Personal Information" Columns="2" ColumnSpacing="15px">
            <FormItem LabelText="First Name" Field="@nameof(Person.FirstName)"></FormItem>
            <FormItem LabelText="Last Name" Field="@nameof(Person.LastName)"></FormItem>
            <FormItem LabelText="Age" Field="@nameof(Person.Age)" ColSpan="2"></FormItem>
            <FormItem LabelText="Email" Field="@nameof(Person.Email)" ColSpan="2"></FormItem>
        </FormGroup>
        <FormGroup LabelText="Employee Information" ColumnSpacing="25px">
            <FormItem LabelText="Company Name" Field="@nameof(Person.CompanyName)"></FormItem>
            <FormItem LabelText="Position" Field="@nameof(Person.Position)"></FormItem>
        </FormGroup>
    </FormItems>
</TelerikForm>

@code {
    public Person person { get; set; } = new Person();

    public class Person
    {
        [Required(ErrorMessage = "The First name is required")]
        public string FirstName { get; set; }
        [Required(ErrorMessage = "The Last name is required")]
        public string LastName { get; set; }
        [Range(18, 120, ErrorMessage = "The age should be between 18 and 120")]
        public int Age { get; set; }
        [Required]
        [EmailAddress(ErrorMessage = "Enter a valid email")]
        public string Email { get; set; }
        [Required]
        public string CompanyName { get; set; }
        [MaxLength(25, ErrorMessage = "The position can be maximum 25 characters long")]
        public string Position { get; set; }
    }
}

See Also

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