/// <summary>
/// Renders the control using specified skin.
/// </summary>
/// <param name="skin">Skin to use.</param>
protected override void Render(Skins.Skin skin)
{
int bottom = 0;
if (m_InnerPanel.Children.Count > 0)
{
bottom = m_InnerPanel.Children.Last().Y + m_InnerPanel.Y;
}
skin.DrawTreeNode(this, m_InnerPanel.IsVisible, IsSelected, m_Title.Height, m_Title.TextRight,
(int)(m_ToggleButton.Y + m_ToggleButton.Height * 0.5f), bottom, m_TreeControl == Parent); // IsRoot
}