public void Dispose()
{
left.Dispose();
right.Dispose();
top.Dispose();
bottom.Dispose();
documentArea.Dispose();
Gui.Instance.destroyWidget(windowTargetWidget);
Gui.Instance.destroyWidget(leftContainerWidget);
Gui.Instance.destroyWidget(rightContainerWidget);
Gui.Instance.destroyWidget(topContainerWidget);
Gui.Instance.destroyWidget(bottomContainerWidget);
}
/// <summary>
/// This is a helper method to promote a child to a parent container. It
/// will swap the child with the formerParent's location and then
/// dispose the formerParent.
/// </summary>
/// <param name="child">The child to promote.</param>
/// <param name="formerParent">The former parent of child that will be replaced.</param>
internal override void promoteChild(MDIContainerBase child, MDILayoutContainer formerParent)
{
swapAndRemove(child, formerParent);
formerParent.Dispose();
invalidate();
}