Create custom data attribute for Sitecore 9 Form Field

Create custom data attribute for Sitecore 9 Form Field

attribute, custom data attribute, form, forms, Sitecore, sitecore9,

Sitecore Forms provides you default form field like Text, Single-line text, Multi-line text, Email, Telephone, Checkbox except this it is very easy to create our custom Sitecore form field and custom Sitecore form field attribute.

In this blog, we are going to discuss how to create custom Sitecore form field attribute in existing Single-line text.

  • Move to the location /sitecore/templates/System/Forms/Fields/Field and add CustomAttribute field with Single-Line Text
attribute, custom data attribute, forms, Sitecore, sitecore9, form

  • Switch to Core db and go to this location /sitecore/client/Applications/FormsBuilder/Components/Layouts/PropertyGridForm/PageSettings/Common/Styling
  • Create duplication item of CssClass and rename it with CustomAttribute
  • Update FormLabel to Custom Attribute
  • Add BindingConfiguration to customAttribute
attribute, custom data attribute, forms, Sitecore, sitecore9, form

  • Now create new custom view model CustomSingleLineViewModel in your code
 [Serializable()]  
   public class CustomSingleLineViewModel : StringInputViewModel  
   {  
     public string CustomAttribute { get; set; }  
     protected override void InitItemProperties(Item item)  
     {  
       base.InitItemProperties(item);  
       CustomAttribute = StringUtil.GetString(item.Fields["CustomAttribute"]);  
     }  
     protected override void UpdateItemFields(Item item)  
     {  
       base.UpdateItemFields(item);  
       item.Fields["CustomAttribute"]?.SetValue(CustomAttribute,true);  
     }  
   }  

  • Now go to this location Views\FormBuilder\FieldTemplates and open SingleLineText.cshtml
  • Update cshtml code and replace namespace
 @using Sitecore.ExperienceForms.Mvc.Html  
 @model Sitecore.Foundation.Forms.Fields.CustomSingleLineViewModel  
 <label for="@Html.IdFor(m => Model.Value)" class="@Model.LabelCssClass custom-form__label" custom-attribute="@Model.CustomAttribute">@Html.DisplayTextFor(t => Model.Title)</label>  
 <input id="@Html.IdFor(m => Model.Value)" name="@Html.NameFor(m => Model.Value)" class="@Model.CssClass form-control form-control__primary" type="text" value="@Model.Value" @if (Model.MaxLength > 0) { <text> maxlength="@Model.MaxLength" </text> } placeholder="@Model.PlaceholderText" data-sc-tracking="@Model.IsTrackingEnabled" data-sc-field-name="@Model.Name" @Html.GenerateUnobtrusiveValidationAttributes(m => m.Value) />  
 @Html.ValidationMessageFor(m => Model.Value)  

  • In master db, move into this location /sitecore/system/Settings/Forms/Field Types/Basic/Single-Line Text and update Model Type with new viewmodel
attribute, custom data attribute, forms, Sitecore, sitecore9, form

  • Go to Form explorer and create new form and drag Single-line text
  • Now you can see Custom Attribute field
attribute, custom data attribute, forms, Sitecore, sitecore9, form


attribute, custom data attribute, forms, Sitecore, sitecore9, form




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