public static string GetClasses(ControlTagHelperOptions options, string classes, ControlTagItem item)
{
if (classes == null && !options.Classes[item].Any())
{
return(string.Empty);
}
if (classes == null)
{
return(string.Join(" ", options.Classes[item]));
}
if (!options.Classes[item].Any())
{
return(classes);
}
return(string.Join(" ", classes
.Split(' ')
.Union(options.Classes[item])
.Distinct()));
}
public TagBuilder GenerateLabel(ViewContext viewContext, ModelMetadata modelMetadata, ControlTagHelperOptions options, string name, string classes = null, object htmlAttributes = null)
{
var metadata = modelMetadata.AsMetadata();
var attributes = HtmlHelper.AnonymousObjectToHtmlAttributes(htmlAttributes);
var builder = _htmlGenerator.GenerateLabel(viewContext, modelMetadata, name, metadata.Get <DisplayName>(), htmlAttributes);
if (metadata.Get <Required>())
{
builder.InnerHtml += "*";
}
classes = GetClasses(options, classes, ControlTagItem.Label);
builder.AddCssClass(classes);
return(builder);
}
public TagBuilder GenerateHelpText(ViewContext viewContext, ModelMetadata modelMetadata, ControlTagHelperOptions options, string name, string classes = null, object htmlAttributes = null)
{
var metadata = modelMetadata.AsMetadata();
var attributes = HtmlHelper.AnonymousObjectToHtmlAttributes(htmlAttributes);
var builder = new TagBuilder("div");
classes = GetClasses(options, classes, ControlTagItem.Help);
builder.AddCssClass(classes);
return(builder);
}
public TagBuilder GenerateControl(ViewContext viewContext, ModelMetadata modelMetadata, ControlTagHelperOptions options, string name, string classes = null, object htmlAttributes = null)
{
var metadata = modelMetadata.AsMetadata();
var attributes = HtmlHelper.AnonymousObjectToHtmlAttributes(htmlAttributes);
var builder = _htmlGenerator.GenerateTextBox(viewContext, modelMetadata, name, modelMetadata.Model, modelMetadata.EditFormatString, htmlAttributes);
builder.Attributes.Add("placeholder", metadata.Get <DisplayName>());
classes = GetClasses(options, classes, ControlTagItem.Control);
builder.AddCssClass(classes);
return(builder);
}
public TagBuilder GenerateContainer(ViewContext viewContext, ModelMetadata modelMetadata, ControlTagHelperOptions options, string name, string classes, string labelClasses, string controlClasses, string descriptionClasses, string helpClasses, object htmlAttributes = null)
{
var metadata = modelMetadata.AsMetadata();
var attributes = HtmlHelper.AnonymousObjectToHtmlAttributes(htmlAttributes);
var builder = new TagBuilder("div");
builder.AddCssClass(GetClasses(options, classes, ControlTagItem.Container));
var label = GenerateLabel(viewContext, modelMetadata, options, name, labelClasses);
var controlContainer = GenerateControlContainer(viewContext, modelMetadata, options, name, controlClasses);
// bootstrap
var controlCls = string.Join(" ", (controlClasses ?? string.Empty).Split(' ').Where(x => !x.StartsWith("col-")));
// /bootstrap
var control = GenerateControl(viewContext, modelMetadata, options, name, controlCls);
var description = GenerateDescription(viewContext, modelMetadata, options, name, descriptionClasses);
controlContainer.InnerHtml = control.ToString(TagRenderMode.SelfClosing);
builder.InnerHtml = label.ToString();
builder.InnerHtml += controlContainer.ToString();
builder.InnerHtml += description.ToString();
return(builder);
}