public Add(Task task)
{
InitializeComponent();
tbTitle.Text = task.Title;
tbDescription.Text = task.Description;
tbPerformer.Text = task.Performer;
tbHour.Text = task.hour.ToString();
tbMinutes.Text = task.minutes.ToString();
tbData.Text = task.ToString();
rtbTags.Text = task.TegsToString(task.Tags);
task.Tags.Clear();
task1 = task;
}