/// <exclude/>
protected override void OnMouseHover(EventArgs e)
{
base.OnMouseHover(e);
IDockableWindow content = GetHitTest();
if (content != null && DockPanel.ActiveAutoHideContent != content)
{
DockPanel.ActiveAutoHideContent = content;
}
// requires further tracking of mouse hover behavior,
// call TrackMouseEvent
Win32.TRACKMOUSEEVENTS tme = new Win32.TRACKMOUSEEVENTS(Win32.TRACKMOUSEEVENTS.TME_HOVER, Handle, Win32.TRACKMOUSEEVENTS.HOVER_DEFAULT);
User32.TrackMouseEvent(ref tme);
}