/// <summary>
/// Render TextArea view component.
/// </summary>
/// <param name="aspFor"></param>
/// <param name="label"></param>
/// <param name="populateWithCurrentValue"></param>
/// <param name="rows"></param>
/// <param name="spellCheck"></param>
/// <param name="hintText">Leave blank for no hint.</param>
/// <param name="cssClass"></param>
/// <param name="characterCount"></param>
/// <returns></returns>
public IViewComponentResult Invoke(
string aspFor,
string label,
bool populateWithCurrentValue,
int rows,
bool spellCheck,
string hintText,
string cssClass,
int?characterCount)
{
var model = ViewData.Model;
var property = model.GetType().GetProperty(aspFor);
var valueToSet = populateWithCurrentValue ? property?.GetValue(model)?.ToString() : null;
var errorMessages = ViewData.ModelState[property?.Name]?.Errors.Select(e => e.ErrorMessage) ??
new string[] { };
var textBoxViewModel = new TextAreaViewModel(
aspFor,
aspFor,
label,
valueToSet,
rows,
spellCheck,
errorMessages,
string.IsNullOrEmpty(cssClass) ? null : cssClass,
string.IsNullOrEmpty(hintText) ? null : hintText,
characterCount);
return(View(textBoxViewModel));
}
public IActionResult TextArea(TextAreaViewModel model)
{
if (this.ModelState.IsValid)
{
return(this.View("TextAreaResult", model));
}
return(this.View(model));
}
private void SetTextAreaMode(TextViewMode textViewMode)
{
if (this.mainPivot.Items.Count >= 3)
{
PivotItem textAreaPivot = (PivotItem)this.mainPivot.Items[2];
TextArea textArea = (TextArea)textAreaPivot.Content;
TextAreaViewModel textAreaViewModel = (TextAreaViewModel)textArea.DataContext;
textAreaViewModel.TextViewMode = textViewMode;
}
}
internal static IHtmlContent GenerateHtml <TModel>(
IHtmlHelper <TModel> htmlHelper,
Expression <Func <TModel, string> > propertyLambdaExpression,
int?rows = null,
LabelViewModel labelOptions = null,
HintViewModel hintOptions = null,
FormGroupViewModel formGroupOptions = null
)
where TModel : GovUkViewModel
{
PropertyInfo property = ExpressionHelpers.GetPropertyFromExpression(propertyLambdaExpression);
string propertyName = property.Name;
TModel model = htmlHelper.ViewData.Model;
string currentValue = ExtensionHelpers.GetCurrentValue(model, property, propertyLambdaExpression);
string id = $"GovUk_{propertyName}";
if (labelOptions != null)
{
labelOptions.For = id;
}
var textAreaViewModel = new TextAreaViewModel
{
Name = $"GovUk_Text_{propertyName}",
Id = id,
Value = currentValue,
Rows = rows,
Label = labelOptions,
Hint = hintOptions,
FormGroup = formGroupOptions
};
if (model.HasErrorFor(property))
{
textAreaViewModel.ErrorMessage = new ErrorMessageViewModel {
Text = model.GetErrorFor(property)
};
}
return(htmlHelper.Partial("/GovUkDesignSystemComponents/Textarea.cshtml", textAreaViewModel));
}
public static IHtmlContent GovUkTextArea(
this IHtmlHelper htmlHelper,
TextAreaViewModel textAreaViewModel)
{
return(htmlHelper.Partial("/GovUkDesignSystemComponents/TextArea.cshtml", textAreaViewModel));
}
public static IHtmlContent GovUkTextArea(
this IHtmlHelper htmlHelper,
TextAreaViewModel textAreaViewModel)
{
return(htmlHelper.Partial("~/Partials/TextArea.cshtml", textAreaViewModel));
}
