override fun createCenterPanel()

in psi/src/com/intellij/r/psi/configuration/RInterpreterDetailsDialog.kt [51:94]
42 lines of code
4 McCabe index (conditional complexity)

  override fun createCenterPanel(): JComponent {
    val decorator = ToolbarDecorator.createDecorator(interpreterList).apply {
      disableUpDownActions()
      setAddAction { button ->
        val onAdded = { info: RInterpreterInfo ->
          currentInterpreters.add(info)
          refresh(true)
          currentSelection = info
        }
        if (RInterpreterSettingsProvider.getProviders().size > 1) {
          val popupPoint = button.preferredPopupPoint.screenPoint
          RInterpreterDetailsStep.show(currentInterpreters, null, component, popupPoint, onAdded)
        } else {
          addInterpreter(onAdded)
        }
      }
      setRemoveAction {
        removeInterpreter()
      }

      if (RInterpreterSettingsProvider.getProviders().any { it.isEditingSupported() }) {
        setEditAction {
          val selection = currentSelection ?: return@setEditAction
          val index = currentInterpreters.indexOf(selection).takeIf { it >= 0 } ?: return@setEditAction
          RInterpreterSettingsProvider.getProviders()
            .firstOrNull { it.canEditInterpreter(selection) }
            ?.showEditInterpreterDialog(selection, currentInterpreters) {
              currentInterpreters[index] = it
              refresh(true)
              currentSelection = it
            }
        }
        setEditActionUpdater {
          val selection = currentSelection
          selection != null && RInterpreterSettingsProvider.getProviders().any { provider -> provider.canEditInterpreter(selection) }
        }
      }

      setPreferredSize(DialogUtil.calculatePreferredSize(DialogUtil.SizePreference.NARROW, DialogUtil.SizePreference.MODERATE))
    }
    refresh(false)
    currentSelection = initialSelection
    return decorator.createPanel().also { component = it }
  }