/// <summary>
/// Add an icon
/// </summary>
/// <typeparam name="T">Generic type to be used. This type must implement IExtendedHtmlString</typeparam>
/// <param name="html">Current html element</param>
/// <param name="icon">Icon to be rendered</param>
/// <param name="size">[Optional] Icon size</param>
/// <param name="htmlAttributes">[Optional] Extra html attributes</param>
/// <returns>Html element with icon added</returns>
/// <exception cref="FontAwesomeVersionException">
/// Thrown when a valid FontAwesome
/// icon library version is not selected
/// </exception>
public static T AddIcon <T>(this T html, EFontAwesomeIcon icon,
EFontAwesomeIconSize size = EFontAwesomeIconSize.Normal, object htmlAttributes = null)
where T : IExtendedHtmlString
{
string prefix;
if (WebExtrasSettings.FontAwesomeVersion == EFontAwesomeVersion.V3)
{
prefix = "icon-";
}
else if (WebExtrasSettings.FontAwesomeVersion == EFontAwesomeVersion.V4)
{
prefix = "fa fa-";
}
else
{
throw new FontAwesomeVersionException();
}
List <string> cssClasses = new List <string>
{
prefix + icon.ToString().ToLowerInvariant().Replace("_", "-")
};
if (size != EFontAwesomeIconSize.Normal)
{
cssClasses.Add(prefix + size.GetStringValue());
}
html = AddIcon(html, cssClasses, htmlAttributes);
return(html);
}
/// <summary>
/// Creates a Bootstrap Font-Awesome icon
/// </summary>
/// <param name="icon">Icon to be rendered</param>
/// <param name="size">Icon size</param>
/// <param name="htmlAttributes">Extra HTML attributes</param>
/// <returns>A Bootstrap icon</returns>
/// <exception cref="FontAwesomeVersionException">Thrown when a valid FontAwesome
/// icon library version is not selected</exception>
public static IHtmlComponent CreateIcon(EFontAwesomeIcon icon, EFontAwesomeIconSize size = EFontAwesomeIconSize.Normal, object htmlAttributes = null)
{
NameValueCollection attrsDictionary = WebExtrasUtil.AnonymousObjectToHtmlAttributes(htmlAttributes);
List <string> cssClasses = new List <string>();
if (attrsDictionary.ContainsKey("class"))
{
cssClasses.AddRange(attrsDictionary["class"].Split(' '));
attrsDictionary.Remove("class");
}
string prefix;
switch (WebExtrasSettings.FontAwesomeVersion)
{
case EFontAwesomeVersion.V3:
prefix = "icon-";
break;
case EFontAwesomeVersion.V4:
prefix = "fa fa-";
break;
default:
throw new FontAwesomeVersionException();
}
cssClasses.Add(prefix + icon.ToString().ToLowerInvariant().Replace("_", "-"));
if (size != EFontAwesomeIconSize.Normal)
{
cssClasses.Add(prefix + size.GetStringValue());
}
HtmlComponent i = new HtmlComponent(EHtmlTag.I);
i.CssClasses.AddRange(cssClasses);
foreach (string key in attrsDictionary.Keys)
{
i.Attributes[key] = attrsDictionary[key];
}
return(i);
}
/// <summary>
/// Renders a Bootstrap Font-Awesome icon
/// </summary>
/// <param name="html">Current Html helper object</param>
/// <param name="icon">Icon to be rendered</param>
/// <param name="size">Icon size</param>
/// <param name="htmlAttributes">Extra HTML attributes</param>
/// <returns>A Bootstrap icon</returns>
/// <exception cref="FontAwesomeVersionException">
/// Thrown when a valid FontAwesome
/// icon library version is not selected
/// </exception>
public static IExtendedHtmlStringLegacy Icon(this HtmlHelper html, EFontAwesomeIcon icon,
EFontAwesomeIconSize size = EFontAwesomeIconSize.Normal, object htmlAttributes = null)
{
return(BootstrapUtil.CreateIcon(icon, size, htmlAttributes).ToHtmlElement());
}
/// <summary>
/// Set the icon size
/// </summary>
/// <param name="size">Icon size to set</param>
/// <returns>Updated link</returns>
public BootstrapIconlink SetIconSize(EFontAwesomeIconSize size)
{
m_icon.CssClasses.Add("fa-" + size.GetStringValue());
return(this);
}
