/// <summary>
/// Initializes a new instance of the <see cref="ObservableTask{TResult}"/> class.
/// </summary>
/// <param name="taskToRun">The task that should be observed.</param>
/// <param name="tracer">The tracer.</param>
/// <param name="onTaskCompletedCallbabk">Method that should be executed after the task was completed.</param>
public ObservableTask(Task <TResult> taskToRun, ITracer tracer, OnTaskCompletedEventHandler <TResult> onTaskCompletedCallbabk = null)
{
this.TaskToRun = taskToRun;
this.tracer = tracer;
if (onTaskCompletedCallbabk != null)
{
this.OnTaskCompleted += onTaskCompletedCallbabk;
}
this.Result = default(TResult);
this.IsRunning = taskToRun.Status == TaskStatus.Running;
if (!taskToRun.IsCompleted)
{
#pragma warning disable 4014
this.RunTaskAsync();
#pragma warning restore 4014
}
else
{
this.Result = this.GetTaskResult();
this.OnTaskCompleted?.Invoke(this.Result);
}
}
public ObservableTask(Task taskToRun, ITracer tracer, OnTaskCompletedEventHandler onTaskCompletedCallbabk = null)
: base(TaskToRunWrapper(taskToRun), tracer, val => onTaskCompletedCallbabk?.Invoke())
{
}