ADD file via upload

MainUI.java

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+package view;
+
+import java.awt.BorderLayout;
+import java.awt.Color;
+import java.awt.FlowLayout;
+import java.awt.Font;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+
+import javax.swing.JButton;
+import javax.swing.JFrame;
+import javax.swing.JPanel;
+import javax.swing.border.EmptyBorder;
+import javax.swing.border.LineBorder;
+public class MainUI extends JFrame {
+
+	private JPanel contentPane;
+
+	public static void main(String[] args) {
+		MainUI frame = new MainUI();
+		frame.setVisible(true);
+	}
+
+	public MainUI() {
+		setTitle("家庭收支管理系统");
+		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+		setBounds(100, 100, 1159, 793);
+		
+		contentPane = new JPanel();		
+		contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
+		setContentPane(contentPane);
+		contentPane.setLayout(new BorderLayout(0, 0));
+		
+		JPanel toppanel = new JPanel();
+		toppanel.setBorder(new LineBorder(new Color(0, 0, 0)));
+		FlowLayout flowLayout = (FlowLayout) toppanel.getLayout();
+		flowLayout.setAlignment(FlowLayout.LEFT);
+		contentPane.add(toppanel, BorderLayout.NORTH);
+		
+		JButton GuanliyuanManageUI = new JButton("管理员管理");
+		GuanliyuanManageUI.addMouseListener(new MouseAdapter() {
+			public void mouseClicked(MouseEvent e) {
+				new GuanliyuanManageUI().setVisible(true);
+			}
+		});
+		GuanliyuanManageUI.setFont(new Font("华文楷体", Font.PLAIN, 25));
+		
+		toppanel.add(GuanliyuanManageUI);
+		JButton ZhuhuManageUI = new JButton("住户管理");
+		ZhuhuManageUI.addMouseListener(new MouseAdapter() {
+			public void mouseClicked(MouseEvent e) {
+				new ZhuhuManageUI().setVisible(true);
+			}
+		});
+		ZhuhuManageUI.setFont(new Font("华文楷体", Font.PLAIN, 25));
+		
+		toppanel.add(ZhuhuManageUI);
+		JButton ShouruqingkuangManageUI = new JButton("收入情况管理");
+		ShouruqingkuangManageUI.addMouseListener(new MouseAdapter() {
+			public void mouseClicked(MouseEvent e) {
+				new ShouruqingkuangManageUI().setVisible(true);
+			}
+		});
+		ShouruqingkuangManageUI.setFont(new Font("华文楷体", Font.PLAIN, 25));
+		
+		toppanel.add(ShouruqingkuangManageUI);
+		JButton ZhichuqingkuangManageUI = new JButton("支出情况管理");
+		ZhichuqingkuangManageUI.addMouseListener(new MouseAdapter() {
+			public void mouseClicked(MouseEvent e) {
+				new ZhichuqingkuangManageUI().setVisible(true);
+			}
+		});
+		ZhichuqingkuangManageUI.setFont(new Font("华文楷体", Font.PLAIN, 25));
+		
+		toppanel.add(ZhichuqingkuangManageUI);
+		JButton exitbutton = new JButton("退出");
+		exitbutton.setFont(new Font("华文楷体", Font.PLAIN, 25));
+		toppanel.add(exitbutton);
+		exitbutton.addMouseListener(new MouseAdapter() {
+			public void mouseClicked(MouseEvent e) {
+				System.exit(0);
+			}
+		});
+
+		this.setLocationRelativeTo(null);
+	}
+}