/// <summary>
/// Starts the given Task when this Task ended successfully.
/// </summary>
/// <param name="that">The that.</param>
/// <param name="followingTask">The task to start.</param>
/// <param name="target">The DispatcherBase to start the following task on.</param>
/// <returns>
/// This task.
/// </returns>
public static CustomTask Then(this CustomTask that, CustomTask followingTask, CustomTaskDispatcherBase target)
{
that.WhenFailed(followingTask.Abort);
that.WhenSucceeded(() =>
{
if (target != null)
{
followingTask.Run(target);
}
else if (CustomThread.CurrentThread is TaskWorker)
{
followingTask.Run(((TaskWorker)CustomThread.CurrentThread).TaskDistributor);
}
else
{
followingTask.Run();
}
});
return(that);
}
/// <summary>
/// The given Action will be performed when the task succeeds.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="task">The task.</param>
/// <param name="action">The action to perform.</param>
/// <returns>
/// This task.
/// </returns>
public static CustomTask <T> WhenSucceeded <T>(this CustomTask <T> task, Action <CustomTask <T> > action)
{
return(task.WhenSucceeded(action, null));
}
/// <summary>
/// Invokes the given action with the set result of the task when the task succeeded.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="task">The task.</param>
/// <param name="action">The action to perform.</param>
/// <param name="actionTarget">The action target.</param>
/// <returns>
/// This task.
/// </returns>
public static CustomTask <T> OnResult <T>(this CustomTask <T> task, Action <T> action, CustomTaskDispatcherBase actionTarget)
{
return(task.WhenSucceeded(t => action(t.Result), actionTarget));
}
/// <summary>
/// Invokes the given action with the set result of the task when the task succeeded.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="task">The task.</param>
/// <param name="action">The action to perform.</param>
/// <param name="target">The DispatcherBase to perform the action on.</param>
/// <returns>
/// This task.
/// </returns>
public static CustomTask OnResult <T>(this CustomTask task, Action <T> action, CustomTaskDispatcherBase target)
{
return(task.WhenSucceeded(t => action((T)t.RawResult), target));
}