/// <summary>
/// Create a new listener.
/// </summary>
/// <param name="task">The task that is listening.</param>
public TaskListener(ThreadedTask task)
{
m_task = task;
}
/// <summary>
/// Wait on task to finish before running.
/// This task will be added to the scheduler waiting queue
/// and will be added to the schedule queue when all tasks
/// it is waiting on have finished.
/// </summary>
public virtual void WaitOn(ThreadedTask task)
{
lock(m_lock)
{
if (task.Cancelled)
throw new InvalidOperationException("Can not wait on a task that is cancelled");
if (task.Done)
throw new InvalidOperationException("Can not wait on a task that is already done");
if(task.IsThreaded && task.NoFinish && !m_isThreaded)
throw new InvalidOperationException("A non-threaded task cant wait on a threaded task with no finish");
m_listener.Waiting++;
task.Listeners.AddLast(m_listener);
}
}
