/// <summary>
/// Clears the status of a channels category.
/// </summary>
/// <remarks>
/// Does not send a ClearStatus, if this was sent already previously.
/// </remarks>
/// <param name="channel">The channel.</param>
/// <param name="sender">The sender.</param>
/// <param name="category">The category.</param>
public static void ClearStatus(string channel, object sender, string category)
{
var lastStatus = GetChannelStatus(channel);
if (lastStatus == null || !lastStatus.ClearStatus)
{
SetChannelStatus(channel, sender, StatusUpdateEventArgs.CreateClearStatusEventArgs(category));
}
}
/// <summary>
/// Sets the current channel status.
/// </summary>
/// <param name="channel">The channel.</param>
/// <param name="status">The <see cref="StatusUpdateEventArgs"/> instance containing the event data.</param>
private static void SetChannelStatus(string channel, object sender, StatusUpdateEventArgs status)
{
if (!LastChanneledStatus.ContainsKey(channel))
{
LastChanneledStatus.Add(channel, status);
}
else
{
LastChanneledStatus[channel] = status;
}
var evt = GetChannel(channel);
if (evt != null)
{
evt(sender, status);
}
}
/// <summary>
/// Updates the status data.
/// </summary>
/// <param name="channel">The channel.</param>
/// <param name="sender">The sender.</param>
/// <param name="data">The data.</param>
public static void UpdateStatusData(string channel, object sender, object data)
{
SetChannelStatus(channel, sender, StatusUpdateEventArgs.CreateDataStatusEventArgs(data));
}
/// <summary>
/// Updates the status text.
/// </summary>
/// <param name="channel">The channel.</param>
/// <param name="sender">The sender.</param>
/// <param name="statusCategory">The status category.</param>
/// <param name="statusText">The status text.</param>
public static void UpdateStatusText(string channel, object sender, string statusCategory, string statusText)
{
SetChannelStatus(channel, sender, StatusUpdateEventArgs.CreateStatusUpdateEventArgs(statusCategory, statusText));
}
/// <summary>
/// Shows the progress.
/// </summary>
/// <param name="channel">The channel.</param>
/// <param name="sender">The sender.</param>
/// <param name="percent">The percent.</param>
public static void ShowProgress(string channel, object sender, double percent)
{
SetChannelStatus(channel, sender, StatusUpdateEventArgs.CreatePercentStatusEventArgs(percent));
}
/// <summary>
/// Signals the idle status of the sender.
/// </summary>
/// <param name="channel">The channel.</param>
/// <param name="sender">The sender.</param>
public static void SignalIdle(string channel, object sender)
{
SetChannelStatus(channel, sender, StatusUpdateEventArgs.CreateIdleStatusEventArgs());
}
/// <summary>
/// Called by the <see cref="StatusTextBroker"/> when the status of the channel has been updated
/// </summary>
/// <remarks>
/// The channel is NOT updated if the owning dispatcher is currently being shut down.
/// </remarks>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="StatusUpdateEventArgs"/> instance containing the event data.</param>
internal void OnStatusUpdate(object sender, StatusUpdateEventArgs e)
{
if (this.myDispatcher.HasShutdownStarted)
{
return;
}
//Helper.DispatcherHelper.InvokeIfRequired(this.myDispatcher, () =>
// {
switch (e.StatusUpdateType)
{
case StatusUpdateType.UpdateStatusText:
if (string.IsNullOrEmpty(e.Category))
{
if (e.ClearStatus)
{
this.StatusText = this.NoStatusText;
}
else
{
this.StatusText = e.StatusText;
}
}
else
{
if (e.ClearStatus)
{
this.CategoryStatusText[e.Category] = this.NoStatusText;
}
else
{
this.CategoryStatusText[e.Category] = e.StatusText;
}
this.OnPropertyChanged("CategoryStatusText");
}
break;
case StatusUpdateType.UpdateBusyIdle:
this.IsBusy = e.IsBusy;
if (this.isBusy)
{
this.SignalBusy(sender);
}
else
{
this.SignalIdle(sender);
}
break;
case StatusUpdateType.UpdatePercent:
this.Percent = e.Percent;
break;
}
// Das Ereignis auch weiterleiten (wobei der ursprüngliche sender behalten wird!)
Helper.DispatcherHelper.InvokeOnAppDispatcher(() =>
{
if (this.StatusUpdated != null)
{
this.StatusUpdated(sender, e);
}
});
//});
}
