/// <summary>
/// Adds one or more CSS class names to the component. You can specify multiple class names delimited by spaces. If any
/// class name already exists, it is not added twice.
/// </summary>
/// <typeparam name="T"> A component type. </typeparam>
/// <param name="comp"> The comp to act on. </param>
/// <param name="classNames"> . </param>
/// <returns> A T. </returns>
public static T AddClassName <T>(this T comp, params string[] classNames) where T : class, IWebViewComponent
{
if (classNames.Length > 0)
{
// (note: individual string items may already be space delimited, and will be parsed later using {string}.Split())
var classNamesStr = string.Join(" ", WebViewComponent.TrimClassNames(classNames));
if (!string.IsNullOrEmpty(classNamesStr))
{
var currentClasses = comp.GetClassNames();
if (currentClasses.Length > 0)
{
// ... need to merge with existing values ...
var itemsToAdd = classNamesStr.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries).Select(c => c.ToLower());
comp.Attributes["class"] = string.Join(" ", currentClasses.Union(itemsToAdd));
}
else
{
comp.Attributes["class"] = classNamesStr; // (there is no existing class to merge with, so just set the values now)
}
}
}
return(comp);
}
/// <summary>
/// Sets the given attributes on this component by pulling all public fields and properties on the supplied object.
/// </summary>
/// <typeparam name="T"> A component type. </typeparam>
/// <param name="comp"> The component to act on. </param>
/// <param name="attributes"> A dictionary list of attributes to set. </param>
/// <returns> this component instance. </returns>
public static T SetAttributes <T>(this T comp, object attributes) where T : class, IWebViewComponent
{
if (attributes != null)
{
foreach (var prop in attributes.GetType().GetProperties(BindingFlags.Instance | BindingFlags.Public))
{
comp.Attributes[WebViewComponent.ModelMemberNameToAttributeName(prop.Name)] = prop.GetValue(attributes).ND();
}
foreach (var field in attributes.GetType().GetFields(BindingFlags.Instance | BindingFlags.Public))
{
comp.Attributes[WebViewComponent.ModelMemberNameToAttributeName(field.Name)] = field.GetValue(attributes).ND();
}
}
return(comp);
}
