private static IHtmlString BuildTextArea(string name, string value, IDictionary <string, object> rowsAndColumnsDictionary, IDictionary <string, object> htmlAttributes)
{
var tagBuilder = new TagBuilder("textarea");
//if (UnobtrusiveJavaScriptEnabled)
//{
// // Add validation attributes
// var validationAttributes = _validationHelper.GetUnobtrusiveValidationAttributes(name);
// tagBuilder.MergeAttributes(validationAttributes, replaceExisting: false);
//}
// Add user specified htmlAttributes
tagBuilder.MergeAttributes(htmlAttributes);
tagBuilder.MergeAttributes(rowsAndColumnsDictionary, rowsAndColumnsDictionary != ImplicitRowsAndColumns);
// Value becomes the inner html of the textarea element
//var modelState = ModelState[name];
//if (modelState != null)
{
value = value; //?? Convert.ToString(ModelState[name].Value, CultureInfo.CurrentCulture);
}
tagBuilder.InnerHtml = String.IsNullOrEmpty(value) ? String.Empty : HttpUtility.HtmlEncode(value);
//Assign name and id
tagBuilder.MergeAttribute("name", name);
tagBuilder.GenerateId(name);
//AddErrorClass(tagBuilder, name);
return(tagBuilder.ToHtmlString(TagRenderMode.Normal));
}
private static IHtmlString BuildCheckBox(string name, bool?isChecked, IDictionary <string, object> attributes)
{
var builder = new TagBuilder("input");
builder.MergeAttribute("type", "checkbox", true);
builder.GenerateId(name);
builder.MergeAttributes(attributes, true);
builder.MergeAttribute("name", name, true);
//var model = ModelState[name];
//if (model != null && model.Value != null)
{
// var modelValue = Convert.ToBoolean(model.Value);
isChecked = isChecked; //?? modelValue;
}
if (isChecked.HasValue)
{
if (isChecked.Value == true)
{
builder.MergeAttribute("checked", "checked", true);
}
else
{
builder.Attributes.Remove("checked");
}
}
return(new NonEncodedHtmlString((builder.ToHtmlString(TagRenderMode.SelfClosing).ToHtmlString())));
}
private static IHtmlString BuildRadioButton(string name, object value, bool?isChecked, IDictionary <string, object> attributes)
{
var valueString = Convert.ToString(value);
var builder = new TagBuilder("input");
builder.MergeAttribute("type", "radio", true);
builder.GenerateId(name);
builder.MergeAttributes(attributes, true);
builder.MergeAttribute("value", valueString, true);
builder.MergeAttribute("name", name, true);
//if (UnobtrusiveJavaScriptEnabled)
//{
// // Add validation attributes
// var validationAttributes = _validationHelper.GetUnobtrusiveValidationAttributes(name);
// builder.MergeAttributes(validationAttributes, replaceExisting: false);
//}
//var modelState = ModelState[name];
//string modelValue = null;
//if (modelState != null)
//{
// modelValue = ConvertTo(modelState.Value, typeof(string)) as string;
// isChecked = isChecked ?? String.Equals(modelValue, valueString, StringComparison.OrdinalIgnoreCase);
//}
if (isChecked.HasValue)
{
// Overrides attribute values
if (isChecked.Value)
{
builder.MergeAttribute("checked", "checked", true);
}
else
{
builder.Attributes.Remove("checked");
}
}
//AddErrorClass(builder, name);
return(builder.ToHtmlString(TagRenderMode.SelfClosing));
}
private static IHtmlString BuildDropDownList(string name, string defaultOption, IEnumerable <SelectListItem> selectList,
object selectedValue, IDictionary <string, object> htmlAttributes)
{
//var modelState = ModelState[name];
//if (modelState != null)
{
selectedValue = selectedValue; //?? ModelState[name].Value;
}
selectedValue = Convert.ToString(selectedValue);
if (selectedValue != null)
{
var newSelectList = new List <SelectListItem>(from item in selectList
select new SelectListItem(item));
var comparer = StringComparer.InvariantCultureIgnoreCase;
var selectedItem = newSelectList.FirstOrDefault(item => item.Selected || comparer.Equals(item.Value ?? item.Text, selectedValue));
if (selectedItem != default(SelectListItem))
{
selectedItem.Selected = true;
selectList = newSelectList;
}
}
var tagBuilder = new TagBuilder("select")
{
InnerHtml = BuildListOptions(selectList, defaultOption)
};
tagBuilder.MergeAttributes(htmlAttributes);
tagBuilder.MergeAttribute("name", name, true);
tagBuilder.GenerateId(name);
//if (UnobtrusiveJavaScriptEnabled)
//{
// var validationAttributes = _validationHelper.GetUnobtrusiveValidationAttributes(name);
// tagBuilder.MergeAttributes(validationAttributes, replaceExisting: false);
//}
// If there are any errors for a named field, we add the css attribute.
//AddErrorClass(tagBuilder, name);
return(tagBuilder.ToHtmlString(TagRenderMode.Normal));
}
public static IHtmlString Label <TModel>(this HtmlHelpers <TModel> helper, string labelText, string labelFor, IDictionary <string, object> attributes)
{
if (String.IsNullOrEmpty(labelText))
{
throw new ArgumentException("Argument_Cannot_Be_Null_Or_Empty", "labelText");
}
labelFor = labelFor ?? labelText;
var tag = new TagBuilder("label")
{
InnerHtml = String.IsNullOrEmpty(labelText) ? String.Empty : HttpUtility.HtmlEncode(labelText)
};
if (!String.IsNullOrEmpty(labelFor))
{
tag.MergeAttribute("for", labelFor);
}
tag.MergeAttributes(attributes, false);
return(tag.ToHtmlString(TagRenderMode.Normal));
}
private static IHtmlString BuildInputField(string name, InputType type, object value, bool isExplicitValue,
IDictionary <string, object> attributes)
{
var tagBuilder = new TagBuilder("input");
// Implicit parameters
tagBuilder.MergeAttribute("type", GetInputTypeString(type));
tagBuilder.GenerateId(name);
// Overwrite implicit
tagBuilder.MergeAttributes(attributes, true);
//if (UnobtrusiveJavaScriptEnabled)
//{
// // Add validation attributes
// var validationAttributes = _validationHelper.GetUnobtrusiveValidationAttributes(name);
// tagBuilder.MergeAttributes(validationAttributes, replaceExisting: false);
//}
// Function arguments
tagBuilder.MergeAttribute("name", name, true);
//var modelState = ModelState[name];
//if ((type != InputType.Password) && modelState != null)
{
// Don't use model values for passwords
value = value; //?? modelState.Value ?? String.Empty;
}
if ((type != InputType.Password) || ((type == InputType.Password) && (value != null)))
{
// Review: Do we really need to be this pedantic about sticking to mvc?
tagBuilder.MergeAttribute("value", Convert.ToString(value), isExplicitValue);
}
//AddErrorClass(tagBuilder, name);
return(tagBuilder.ToHtmlString(TagRenderMode.SelfClosing));
}
private static IHtmlString BuildListBox(string name, string defaultOption, IEnumerable <SelectListItem> selectList,
object selectedValues, int?size, bool allowMultiple, IDictionary <string, object> htmlAttributes)
{
//var modelState = ModelState[name];
//if (modelState != null)
{
selectedValues = selectedValues;// ?? ModelState[name].Value;
}
if (selectedValues != null)
{
IEnumerable values = (allowMultiple) ? ConvertTo(selectedValues) : new[] { selectedValues.ToString() };
var newSelectList = new List <SelectListItem>();
var selectedValueSet = new HashSet <string>(from object value in values
select Convert.ToString(value, CultureInfo.CurrentCulture),
StringComparer.OrdinalIgnoreCase);
bool previousSelected = false;
foreach (var item in selectList)
{
bool selected = false;
// If the user's specified allowed multiple to be false
// only pick up the first item that was selected.
if (allowMultiple || !previousSelected)
{
selected = item.Selected || selectedValueSet.Contains(item.Value ?? item.Text);
}
previousSelected = previousSelected | selected;
newSelectList.Add(new SelectListItem(item)
{
Selected = selected
});
}
selectList = newSelectList;
}
var tagBuilder = new TagBuilder("select")
{
InnerHtml = BuildListOptions(selectList, defaultOption)
};
//if (UnobtrusiveJavaScriptEnabled)
//{
// // Add validation attributes
// var validationAttributes = _validationHelper.GetUnobtrusiveValidationAttributes(name);
// tagBuilder.MergeAttributes(validationAttributes, replaceExisting: false);
//}
tagBuilder.GenerateId(name);
tagBuilder.MergeAttributes(htmlAttributes);
tagBuilder.MergeAttribute("name", name, true);
if (size.HasValue)
{
tagBuilder.MergeAttribute("size", size.ToString(), true);
}
if (allowMultiple)
{
tagBuilder.MergeAttribute("multiple", "multiple");
}
else if (tagBuilder.Attributes.ContainsKey("multiple"))
{
tagBuilder.Attributes.Remove("multiple");
}
// If there are any errors for a named field, we add the css attribute.
//AddErrorClass(tagBuilder, name);
return(tagBuilder.ToHtmlString(TagRenderMode.Normal));
}