private void newButton_Click(object sender, EventArgs e)
{
var creator = new SchedulerCreator();
creator.Size = mainContainer.Size;
creator.Location = mainContainer.Location;
creator.Parent = this;
Controls.Add(creator);
creator.BringToFront();
newButton.Visible = false;
}
public void OnCreatorClosed(SchedulerCreator creator)
{
Controls.Remove(creator);
newButton.Visible = true;
}