/// <summary>
/// Starts the track link.
/// </summary>
/// <param name="link">The link.</param>
private static void StartTrackLink(HyperlinkEx link)
{
var key = link.Key;
if (string.IsNullOrEmpty(key))
{
return;
}
if (!trackingLinks.ContainsKey(key))
{
var storage = new List <HyperlinkEx> {
link
};
trackingLinks.Add(key, storage);
}
else
{
var storage = trackingLinks[key];
if (!storage.Contains(link))
{
storage.Add(link);
}
}
if (visitedLinks.Contains(key))
{
link.Foreground = visitedBrush;
}
}
/// <summary>
/// Ends the track link.
/// </summary>
/// <param name="link">The link.</param>
private static void EndTrackLink(HyperlinkEx link)
{
var key = link.Key;
if (string.IsNullOrEmpty(key) || !trackingLinks.ContainsKey(key))
{
return;
}
var storage = trackingLinks[key];
if (storage.Contains(link))
{
storage.Remove(link);
}
if (storage.Count == 0)
{
trackingLinks.Remove(key);
}
}