package application.controller
  
  import application.model.MessageListener
  import application.model.Vessel
  import application.model.observableMessages
  import javafx.collections.FXCollections
  import javafx.collections.ObservableList
  import javafx.event.EventHandler
  import javafx.fxml.FXML
  import javafx.fxml.Initializable
  import javafx.scene.control.Button
  import javafx.scene.control.ListView
  import java.net.URL
  import java.util.*
  
  class ControlPanelController : Initializable, MessageListener {
      @FXML
      var shipListView: ListView<Int> = ListView()
  
  
      var shipList: ObservableList<Int> = FXCollections.observableArrayList()
  
      override fun initialize(location: URL?, resources: ResourceBundle?) {
          shipListView.items = shipList
          observableMessages.listeners.add(this)
      }
  
      override fun onValueChanged(newValue: MutableMap<Int?, Vessel>) {
          shipList.clear()
          shipList.addAll(newValue.keys)
      }
  
  }