public void Close()
{
if (window == null)
{
window = package.FindToolWindow(typeof(ChartPoints.CPTableViewTW), 0, true) as CPTableViewTW;
}
IVsWindowFrame frame = window?.Frame as IVsWindowFrame;
frame?.CloseFrame((uint)__FRAMECLOSE.FRAMECLOSE_NoSave);
}
public void Activate()
{
window = package.FindToolWindow(typeof(ChartPoints.CPTableViewTW), 0, true) as CPTableViewTW;
Show();
window?.Clear();
}