Adds a URL to the Favorites Bar.
object.AddToFavoritesBar(URL, Title, Type)
The URL of the page to add.
The Title for this page.
Type [in, optional]
Variant of type String that specifies one of the following, or null.
The content is a RSS feed.
The content is a Web Slice.
If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
Caller must specify a non-null, non-empty URL and Title, and can optionally identify the URL as an RSS feed or a Web Slice. If the Type is a feed or slice, the function will subscribe using the Windows RSS Platform. When subscribing to a feed or a Web Slice, the Title is only used until the data can be retrieved from the server.
If no Type is specified, the item is simply added as a bookmark to the Favorites Bar.
Windows Internet Explorer 8 and later. For security reasons, the IShellUIHelper3::AddToFavoritesBar method must be called as a response to a user-initiated action, such a mouse click. If called from a different context, such as the onload event of the body element, the IShellUIHelper3::AddToFavoritesBar method fails silently.