override fun configureTree()

in android/tooling/rib-intellij-plugin/src/main/kotlin/com/uber/intellij/plugin/android/rib/RibViewBrowser.kt [140:173]

• 21 lines of code
• 3 McCabe index (conditional complexity)

  override fun configureTree(tree: Tree) {
    super.configureTree(tree)

    tree.addFocusListener(
      object : FocusListener {
        override fun focusLost(e: FocusEvent?) {
          hasFocus = false
        }

        override fun focusGained(e: FocusEvent?) {
          hasFocus = true
          notifySelectedViewChanged()
        }
      },
    )

    tree.addTreeSelectionListener { notifySelectedViewChanged() }

    // by default, expand the entire tree, and select item if needed
    ApplicationManager.getApplication().invokeLater {
      expandAll()
      if (model.selectedViewId.isNotEmpty() && this.model.ribNode.id == this.model.selectedRibId) {
        val ribView: RibView =
          RibHierarchyUtils.findRibViewRecursive(
            this.model.rootRib.view,
            UUID.fromString(model.selectedViewId),
          )
            ?: return@invokeLater
        selectionListener?.onSelectedViewChanged(ribView)

        ApplicationManager.getApplication().invokeLater { selectById(model.selectedViewId) }
      }
    }
  }