(item)
| 256 | } |
| 257 | |
| 258 | children(item) { |
| 259 | const model = this.tree.getModel(); |
| 260 | if (item) { |
| 261 | return (item.children !== null ? item.children : []); |
| 262 | } |
| 263 | return model.root.children; |
| 264 | } |
| 265 | |
| 266 | itemFrom(domElem) { |
| 267 | return this.tree.getItemFromDOM(domElem); |