/// <summary>
/// Remove a listenner from the notification list
/// </summary>
/// <param name="listener">The listenner to be removed</param>
public static void RemoveTimelineListenner(ITimelineUpdateEventListener listener)
{
TimelineManager timeline = TimelineManager.Instance;
if (!timeline._listeners.Contains(listener))
{
timeline._listeners.Remove(listener);
}
}
/// <summary>
/// Execute the TimelineUpdate for each listenner
/// </summary>
public static void Update()
{
TimelineManager timeline = TimelineManager.Instance;
foreach (ITimelineUpdateEventListener listener in timeline._listeners)
{
listener.TimelineUpdate();
}
}
/// <summary>
/// Add a frame to the list
/// </summary>
/// <param name="frame"></param>
public static Boolean AddFrame(Frame frame)
{
if (!TimelineManager.FrameExists(frame))
{
TimelineManager.Instance.Add(frame);
return(true);
}
return(false);
}
/// <summary>
/// Verify if a frame of a specific account type, with the specified ID exists
/// </summary>
/// <param name="accountType">String with the account type</param>
/// <param name="frameId">integer with the frame identifier to look for</param>
/// <returns>Boolean true if such frame exists, false otherwise</returns>
public static Boolean ContainsFrame(String accountType, int frameId)
{
TimelineManager timeline = TimelineManager.Instance;
foreach (Frame frame in timeline.Items)
{
if (frame.ID == frameId && frame.FrameAccount.Type.Equals(accountType))
{
return(true);
}
}
return(false);
}
/// <summary>
/// Check is a frame exists in the list
/// </summary>
/// <param name="frame"></param>
public static Boolean FrameExists(Frame frame)
{
TimelineManager timeline = TimelineManager.Instance;
foreach (Frame frm in timeline.Items)
{
if (frame.ID == frm.ID && frame.Date == frm.Date && frame.FrameAccount.ID == frm.FrameAccount.ID && frame.Description == frm.Description && frame.Title == frm.Title)
{
return(true);
}
}
return(false);
}
public void UserAccountDeleted(Account account)
{
TimelineManager timeline = TimelineManager.Instance;
foreach (Frame frame in timeline.Items)
{
if (frame.FrameAccount.ID == account.ID)
{
TimelineManager.Instance.Remove(frame);
}
}
TimelineManager.RemoveCachedFramesFromDBFromAccount(account.ID);
StatusManager.RemoveStatus(new Status(account.ID, "Account deleted"));
TimelineManager.Update();
}
/// <summary>
/// Constructor
/// </summary>
private TimelineManager()
{
this._listeners = new ArrayList();
// update timer
this._timer = new DispatcherTimer();
this._timer.Interval = TimeSpan.FromSeconds(5 * 60);
this._timer.Tick += new EventHandler(delegate(object s, EventArgs a) {
TimelineManager.Update();
});
this._timer.Start();
ConfigurationManager.AddAuthenticationListenner(this);
ConfigurationManager.AddUserAccountsListenner(this);
ConfigurationManager.AddUsersListenner(this);
}
public void UserAccountCreated(Account account)
{
TimelineManager.Update();
}
public void UserLoggedIn(User user)
{
TimelineManager.Update();
}
/// <summary>
/// Register an event on the database
/// </summary>
/// <param name="account"></param>
public static void RegisterEvent(Account account)
{
TimelineManager.RegisterEvent(account, TimelineManager.UPDATEEVENT);
}
/// <summary>
/// Adds a frame to the timeline
/// </summary>
/// <param name="frame">Frame instance to add</param>
public virtual Boolean AddFrame(Frame frame)
{
return(TimelineManager.AddFrame(frame));
}
/// <summary>
/// Instanciates a new TimelineListener and add it as a timeline listener
/// </summary>
public TimelineListener()
{
TimelineManager.AddTimelineListenner(this);
}
