Len returns the number of immediate children of this node
()
| 222 | |
| 223 | // Len returns the number of immediate children of this node |
| 224 | func (n *TreeNode) Len() int { |
| 225 | |
| 226 | return len(n.items) |
| 227 | } |
| 228 | |
| 229 | // SetExpanded sets the expanded state of this node |
| 230 | func (n *TreeNode) SetExpanded(state bool) { |