private void _AddjustScrollIndexToSelectedNode()
{
if (SelectedNode != null)
{
if (scrollIndex > SelectedNode.Bounds.Y)
{
scrollIndex = SelectedNode.Bounds.Y;
_UpdateScrollList();
}
if (scrollIndex + Height < SelectedNode.Bounds.Y + ItemHeight)
{
scrollIndex = SelectedNode.Bounds.Y + ItemHeight - Height;
_UpdateScrollList();
}
}
}
private void _Application_UpClick(object sender, MouseEventArgs e)