使用鼠标按键删除GridPane的特定列上的节点

import javafx.application.Application;
import javafx.geometry.Insets;
import javafx.scene.Node;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.layout.ColumnConstraints;
import javafx.scene.layout.GridPane;
import javafx.stage.Stage;

public class Main extends Application {

    @Override
    public void start(Stage primaryStage) {
        GridPane gridPane = new GridPane();
        gridPane.setPadding(new Insets(10));
        gridPane.setHgap(10);
        gridPane.setVgap(10);

        // 添加一些示例节点到GridPane中
        Button button1 = new Button("Button 1");
        Button button2 = new Button("Button 2");
        Button button3 = new Button("Button 3");
        Button button4 = new Button("Button 4");

        gridPane.add(button1, 0, 0);
        gridPane.add(button2, 1, 0);
        gridPane.add(button3, 0, 1);
        gridPane.add(button4, 1, 1);

        // 删除第一列上的节点
        int columnIndex = 0;
        for (Node node : gridPane.getChildren()) {
            if (GridPane.getColumnIndex(node) == columnIndex) {
                gridPane.getChildren().remove(node);
            }
        }

        Scene scene = new Scene(gridPane, 200, 200);
        primaryStage.setScene(scene);
        primaryStage.show();
    }

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