BuyerView.java

package it.unimi.di.prog2.esame.view;

import it.unimi.di.prog2.esame.presenter.Presenter;
import javafx.geometry.Insets;
import javafx.scene.control.Button;
import javafx.scene.control.Label;
import javafx.scene.layout.*;
import javafx.scene.paint.Color;
import javafx.scene.text.Font;
import org.jetbrains.annotations.NotNull;

public class BuyerView extends Region {

  private final Label[] labels;
  private final Button[] buttons;
  private final int size;

  public BuyerView(@NotNull String buttonText, int numRows, String title) {
    size = numRows;
    labels = new Label[size];
    buttons = new Button[size];

    setBackground(new Background(
        new BackgroundFill(Color.LIGHTBLUE, new CornerRadii(5.0), Insets.EMPTY)));
    setBorder(new Border(
        new BorderStroke(null, BorderStrokeStyle.SOLID, new CornerRadii(5.0), new BorderWidths(2))));

    GridPane grid = new GridPane();
    grid.setPadding(new Insets(10, 10, 10, 10));
    Label title1 = new Label(title);
    title1.setFont(Font.font("sans", 20));
    grid.add(title1, 0, 0);
    for (int i = 0; i < size; i++) {
      labels[i] = new Label("Row #" + i);
      labels[i].setFont(Font.font("monospace", 14));
      labels[i].setPadding(new Insets(10, 10, 10, 10));
      buttons[i] = new Button(buttonText);
      grid.add(labels[i], 0, 1 + i);
      grid.add(buttons[i], 1, 1 + i);
    }
    this.getChildren().add(grid);
  }

  public void addHandlers(@NotNull Presenter presenter) {
    for (int i = 0; i < size; i++) {
      final int id = i;
      buttons[i].setOnAction(eh -> presenter.action(id, labels[id].getText()));
    }
  }

  public void set(int i, @NotNull String s) {
    labels[i].setText(s);
  }
}