package listDemo;

import javafx.application.Application;
import javafx.collections.FXCollections;
import javafx.collections.ObservableList;
import javafx.scene.Parent;
import javafx.scene.Scene;
import javafx.scene.control.ListCell;
import javafx.scene.control.ListView;
import javafx.scene.layout.BorderPane;
import javafx.stage.Stage;
import javafx.util.Callback;

/**
 * List view 显示
 * @author RiverLei
 * @Date 2021年08月02日
 * @Description: TODO
 * @Version 1.0
 */
public class ListViewDemo extends Application {

 public static void main(String[] args) {
 launch(args);
 }

 //创建ListView 指定数据项选择
 ListView<Student> listView=new ListView<>();

 //数据源
 ObservableList<Student> listData=FXCollections.observableArrayList();

 @Override
 public void start(Stage primaryStage) throws Exception {

 listData.add(new Student(1,"shao",true));
 listData.add(new Student(2,"wang",true));
 listData.add(new Student(3,"jiang",true));


 listView.setItems(listData);

 //设置单元格生成器
 listView.setCellFactory(new Callback<ListView<Student>, ListCell<Student>>() {
 @Override
 public ListCell<Student> call(ListView<Student> param) {
 return new MyListCell();
 }
 });

 BorderPane borderPane=new BorderPane();
 borderPane.setCenter(listView);

 primaryStage.setScene(new Scene(borderPane,400,400));
 primaryStage.show();
 }

 //负责单元格cell的显示
 static class MyListCell extends ListCell<Student>{
 @Override
 protected void updateItem(Student item, boolean empty) {
 //Fx框架 要求必须先diaoyong
 super.updateItem(item, empty);
 if(item!=null){
 this.setText(item.name+"-"+item.id);
 }
 }
 }

 static class Student{

 public int id;
 public String name;
 public boolean sex;
 public Student(){};

 public Student(int id,String name,boolean sex){
 this.id=id;
 this.name=name;
 this.sex=sex;
 }
 }

}