public advancedDatePicker() : base()
{
popupHelper = new PopupWindowHelper();
Button btn = new Button();
btn.Dock = System.Windows.Forms.DockStyle.Right;
btn.Image = Properties.Resources.datePicker;
btn.Width = 28;
this.Controls.Add(btn);
btn.Click += btn_Click;
}
/// <summary>
/// Constructs a new instance of this class and sets the owning
/// object.
/// </summary>
/// <param name="owner">The <see cref="PopupWindowHelper"/> object
/// which owns this class.</param>
public PopupWindowHelperMessageFilter(PopupWindowHelper owner)
{
this.owner = owner;
}