MenuView.java

/*

    Team of Yunquan Zhang, Zijian Feng and Jiaxuan Qiang
    Connect four game, Summer of 2021

    MenuView.java displays the start menu that shows "instruction""Player vs Player"
    "Player vs Computer" and "exit" BUTTONS.

    This class is only interacted with Class "MenuHandler".
    "MenuHandler" defines what would do after clicking the buttons in the Menu View.
*/



package project;

import javax.swing.*;
import java.awt.*;

public class MenuView extends JFrame {
  JLabel nameLabel = new JLabel("Welcome to ConnectFour Game", JLabel.CENTER);
  SpringLayout springlayout = new SpringLayout();
  JPanel centerPanel = new JPanel(springlayout);
  JButton pvpBtn = new JButton("INSTRUCTION, READ IT FIRST");
  JButton pvcBtn = new JButton("PLAYER VS PLAYER");
  JButton boardBtn = new JButton("PLAYER VS COMPUTER");
  JButton backBtn = new JButton("EXIT");
  private JMenu menu = new JMenu("Game");
  MenuHandler menuHandler;

  public MenuView() {
    super("ConnectFour");
    menuHandler = new MenuHandler(this);
    //Set label and buttons style
    nameLabel.setFont(new Font("Brush Script Std", Font.PLAIN, 50));
    nameLabel.setPreferredSize(new Dimension(0, 200));
    //Set Style of words in buttons
    Font cenFont = new Font("Times New Roman", Font.PLAIN, 16);
    pvpBtn.setFont(cenFont);
    pvcBtn.setFont(cenFont);
    boardBtn.setFont(cenFont);
    backBtn.setFont(cenFont);

    //Add all the buttons into Panel
    Dimension preferredSize = new Dimension(260, 60);    //set buttons' size
    pvpBtn.setPreferredSize(preferredSize);    //set buttons' size
    pvcBtn.setPreferredSize(preferredSize);
    boardBtn.setPreferredSize(preferredSize);
    backBtn.setPreferredSize(preferredSize);

    //Add all the buttons into the center Panel
    pvpBtn.addActionListener(menuHandler);
    centerPanel.add(pvpBtn);

    pvcBtn.addActionListener(menuHandler);
    centerPanel.add(pvcBtn);

    boardBtn.addActionListener(menuHandler);
    centerPanel.add(boardBtn);

    backBtn.addActionListener(menuHandler);
    centerPanel.add(backBtn);

    //Spring layout code
    layoutCenter();
    //board layout code
    Container contentPane = getContentPane();
    contentPane.add(nameLabel, BorderLayout.NORTH);
    contentPane.add(centerPanel, BorderLayout.CENTER);
    //windows' setting
    this.setBounds(0, 0, 738, 685);
    this.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
    this.setResizable(false);
    this.setVisible(true);
    this.setLayout(null);
  }

  //This method does nothing other than Layout settings.
  private void layoutCenter() {
    //Spring Layout
    Spring width = Spring.width(pvpBtn);
    int offsetX = width.getValue() / 2;

    //Layout pvp Button
    springlayout.putConstraint(SpringLayout.WEST, pvpBtn, -offsetX,
            SpringLayout.HORIZONTAL_CENTER, centerPanel);
    springlayout.putConstraint(SpringLayout.NORTH, pvpBtn, 30,
            SpringLayout.NORTH, centerPanel);

    // pvc button
    springlayout.putConstraint(SpringLayout.WEST, pvcBtn, -offsetX,
            SpringLayout.HORIZONTAL_CENTER, centerPanel);
    springlayout.putConstraint(SpringLayout.NORTH, pvcBtn, 30,
            SpringLayout.SOUTH, pvpBtn);
    // board button
    springlayout.putConstraint(SpringLayout.WEST, boardBtn, -offsetX,
            SpringLayout.HORIZONTAL_CENTER, centerPanel);
    springlayout.putConstraint(SpringLayout.NORTH, boardBtn, 30,
            SpringLayout.SOUTH, pvcBtn);
    // board button
    springlayout.putConstraint(SpringLayout.WEST, backBtn, -offsetX,
            SpringLayout.HORIZONTAL_CENTER, centerPanel);
    springlayout.putConstraint(SpringLayout.NORTH, backBtn, 30,
            SpringLayout.SOUTH, boardBtn);
  }

}