/**
* @brief set the menu according to current m_selectedNode
**/
private void UpdateMenu()
{
if (m_selectedNode != null)
{
if (m_selectedNode.CanAddMoreChild())
{
menuInsert.Enabled = true;
}
else
{
menuInsert.Enabled = false;
}
if (m_selectedNode != btTreeViewer.BTTree.Root)
{
// cannot remove root
menuRemoveNode.Enabled = true;
}
else
{
menuRemoveNode.Enabled = false;
}
}
else
{
menuInsert.Enabled = false;
menuRemoveNode.Enabled = false;
}
}
