package Main;

import javafx.application.Application;
import javafx.application.HostServices;
import javafx.scene.Cursor;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.stage.Stage;

import java.net.URL;

public class Main extends Application
{
    public static void main(String[] args)
    {
        launch(args);//
    }

    public void start(Stage primaryStage) throws Exception
    {
        HostServices host = getHostServices();
        host.showDocument("www.baidu.com");

        URL url =getClass().getClassLoader().getResource("photo/Mouse.png");//加载图片路径

        String path= url.toExternalForm();//转成一个路径

        Button button = new Button("按我");
        button.setPrefWidth(200);

        button.setPrefHeight(200);      //初始化按钮

        Group group =new Group();
        group.getChildren().add(button);//布局类将按钮添加进来

        Scene scene= new Scene(group);//将布局类group放在scene中

        scene.setCursor(Cursor.cursor(path));//自定义图片鼠标

        primaryStage.setScene(scene);

        primaryStage.setTitle("scene类");
        primaryStage.setWidth(800);
        primaryStage.setHeight(800);
        primaryStage.show();            //stage 窗口初始化

    }
}

运行效果