/// <summary>
/// Returns the previous site and adds the current site to the
/// next sites stack.
/// </summary>
/// <param name="currentSite">The current site of the browser</param>
/// <returns>Previously visited site</returns>
public string ReturnPreviousSite(string currentSite)
{
string previousSite = PreviousSites.Pop();
NextSites.Push(currentSite);
return(previousSite);
}
/// <summary>
/// Returns the next site and adds the current site to the
/// previous sites stack.
/// </summary>
/// <param name="currentSite">The current site of the browser</param>
/// <returns>Last visited site before pressing "Previous"</returns>
public string ReturnNextSite(string currentSite)
{
string nextSite = NextSites.Pop();
PreviousSites.Push(currentSite);
return(nextSite);
}
public void AddMostRecentlyUsedSite(string site)
{
var sites = new StringCollection {
site
};
if (PreviousSites != null)
{
sites.AddRange(PreviousSites.OfType <string>().Where(x => x != site).ToArray());
}
PreviousSites = sites;
}
/// <summary>
/// Add a site to the URL list as well as the previous sites stack.
/// </summary>
/// <param name="url">Site to be added</param>
public void AddNewSite(string url)
{
AddSiteToList(url);
PreviousSites.Push(url);
}