/// <summary>
/// RaiseSavedEvent should be called by a controller extending Save after the model is saved.
/// </summary>
/// <param name="eventArgs"></param>
protected void RaiseSavedEvent(SavedEventArgs eventArgs)
{
if (this.Saved != null)
{
this.Saved(this, eventArgs);
}
}
private void SaveAsync(Stream stream, string path)
{
if (this.Model == null)
{
return;
}
SavingEventArgs savingEventArgs = new SavingEventArgs(path);
this.OnSavingInternal(savingEventArgs);
this.RaiseSavingEvent(savingEventArgs);
SendOrPostCallback onSaved = delegate(object eventArgs)
{
SavedEventArgs savedEventArgs = eventArgs as SavedEventArgs;
Debug.Assert(savedEventArgs != null);
this.OnSavedInternal(savedEventArgs);
};
SendOrPostCallback raiseEvent = delegate(object eventArgs)
{
SavedEventArgs savedEventArgs = eventArgs as SavedEventArgs;
Debug.Assert(savedEventArgs != null);
this.RaiseSavedEvent(savedEventArgs);
};
AnonymousMethod save = delegate
{
SavedEventArgs savedEventArgs = null;
try
{
this.SaveInternal(stream, path);
savedEventArgs = new SavedEventArgs(path, null);
}
catch (Exception exception)
{
savedEventArgs = new SavedEventArgs(path, exception);
}
try
{
// For the OnSaved virtual method, do a synchronous send so that we
// can trap any exceptions and report them to the event handlers
this.asyncOperation.SynchronizationContext.Send(onSaved, savedEventArgs);
}
catch (Exception exception)
{
savedEventArgs = new SavedEventArgs(path, exception);
}
// For the Saved event, do an asynchronous post because we don't care about
// exceptions that are raised by event handlers
this.asyncOperation.Post(raiseEvent, savedEventArgs);
};
save.BeginInvoke(null, null);
}
/// <summary>
/// Save the model.
/// </summary>
/// <returns></returns>
public bool Save(Guid sessionGroupUniqueId, bool saveAsNew)
{
if (this.Model == null)
{
return(false);
}
string guid = sessionGroupUniqueId.ToString();
SavingEventArgs savingEventArgs = new SavingEventArgs(guid);
this.OnSavingInternal(savingEventArgs);
this.RaiseSavingEvent(savingEventArgs);
SavedEventArgs savedEventArgs = null;
try
{
this.Model.Save(saveAsNew);
savedEventArgs = new SavedEventArgs(guid, null);
}
catch (Exception exception)
{
savedEventArgs = new SavedEventArgs(guid, exception);
}
try
{
this.OnSavedInternal(savedEventArgs);
}
catch (Exception exception)
{
savedEventArgs = new SavedEventArgs(guid, exception);
}
this.RaiseSavedEvent(savedEventArgs);
return(true);
}
private bool Save(Stream stream, string path)
{
if (this.Model == null)
{
return(false);
}
SavingEventArgs savingEventArgs = new SavingEventArgs(path);
this.OnSavingInternal(savingEventArgs);
this.RaiseSavingEvent(savingEventArgs);
SavedEventArgs savedEventArgs = null;
try
{
this.SaveInternal(stream, path);
savedEventArgs = new SavedEventArgs(path, null);
}
catch (Exception exception)
{
savedEventArgs = new SavedEventArgs(path, exception);
}
try
{
this.OnSavedInternal(savedEventArgs);
}
catch (Exception exception)
{
savedEventArgs = new SavedEventArgs(path, exception);
}
this.RaiseSavedEvent(savedEventArgs);
return(true);
}
/// <summary>
/// OnSavedInternal should be called by a controller extending Save after the model is saved.
/// </summary>
/// <param name="eventArgs"></param>
protected void OnSavedInternal(SavedEventArgs eventArgs)
{
this.OnSaved(eventArgs);
}
/// <summary>
/// Called before the Saved event is raised.
/// </summary>
/// <remarks>
/// Notes to Inheritors: When overriding OnSaved in a derived class, calling the base class's OnSaved method is not necessary because there is no initial implementation.
/// </remarks>
/// <param name="eventArgs">An EventArgs that contains the event data.</param>
protected virtual void OnSaved(SavedEventArgs eventArgs)
{
}
