进货管理页面

This commit is contained in:
lu
2025-09-19 10:45:17 +08:00
parent 8b9eeedf3e
commit 0da7bd8cd6
5 changed files with 220 additions and 23 deletions

View File

@@ -1,4 +1,170 @@
package com.example;
public class InventoryProductManagement {
import javax.swing.*;
import javax.swing.table.DefaultTableModel;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.sql.ResultSet;
import java.sql.SQLException;
public class InventoryProductManagement extends JFrame implements ActionListener {
JMenuBar menuBar;
JMenu menu;
JMenuItem menuItem1,menuItem2,menuItem3;
private JTable table;
private DefaultTableModel tableModel;
InventoryProductManagement() {
super("进货信息管理");
menuBar = new JMenuBar();
setJMenuBar(menuBar);
menu = new JMenu("菜单");
menuBar.add(menu);
menuItem1 = new JMenuItem("添加商品");
menuItem2 = new JMenuItem("删除商品");
menu.add(menuItem1);
menu.add(menuItem2);
// menu.add(menuItem3);
menuItem1.addActionListener(this);
menuItem2.addActionListener(this);
// menuItem3.addActionListener(this);
setSize(500,500);
setLocationRelativeTo(null);
// 表头
String[] columnNames = {"商品名称", "商品数量", "进货单价"};
tableModel = new DefaultTableModel(columnNames, 0);
table = new JTable(tableModel);
// 滚动面板
JScrollPane scrollPane = new JScrollPane(table);
add(scrollPane, BorderLayout.CENTER);
// 初始化加载数据库数据
loadData();
setVisible(true);
}
private void loadData() {
Jdbc jdbc = new Jdbc();
try {
ResultSet rs = jdbc.query("SELECT name,count,purchase_price,selling_price,profit,quantity_sold FROM commodity");
// 清空旧数据
tableModel.setRowCount(0);
// 填充新数据
while (rs.next()) {
Object[] row = {
rs.getString("name"),
rs.getInt("count"),
rs.getDouble("purchase_price"),
};
tableModel.addRow(row);
}
rs.close();
jdbc.close();
} catch (SQLException e) {
e.printStackTrace();
JOptionPane.showMessageDialog(this, "加载数据失败: " + e.getMessage());
}
}
@Override
public void actionPerformed(ActionEvent e) {
if (e.getSource() == menuItem1) {
JFrame frame = new JFrame();
frame.setTitle("添加商品");
frame.setLayout(new GridLayout(4, 2));
JLabel nameLabel = new JLabel("商品名称:");
JTextField nameField = new JTextField();
JLabel countLabel = new JLabel("商品数量:");
JTextField countField = new JTextField();
JLabel purchasePriceLabel = new JLabel("进货单价:");
JTextField purchasePriceField = new JTextField();
JButton addButton = new JButton("添加");
JButton cancelButton = new JButton("取消");
frame.add(nameLabel);
frame.add(nameField);
frame.add(countLabel);
frame.add(countField);
frame.add(purchasePriceLabel);
frame.add(purchasePriceField);
frame.add(addButton);
frame.add(cancelButton);
addButton.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
String name = nameField.getText();
int count = Integer.parseInt(countField.getText());
double purchasePrice = Double.parseDouble(purchasePriceField.getText());
// 调用数据库添加方法
Jdbc jdbc = new Jdbc();
try {
jdbc.update("INSERT INTO commodity (name, count, purchase_price, quantity_sold) VALUES ('" + name + "', " + count + ", " + purchasePrice + ", " + 0 + ");");
jdbc.close();
// 刷新数据
loadData();
// 关闭弹窗
frame.dispose();
} catch (SQLException ex) {
ex.printStackTrace();
JOptionPane.showMessageDialog(frame, "添加商品失败: " + ex.getMessage());
}
}
});
cancelButton.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
frame.dispose();
}
});
frame.setSize(300, 200);
frame.setLocationRelativeTo(null);
frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
frame.setVisible(true);
}
else if (e.getSource() == menuItem2) {
JFrame frame = new JFrame();
frame.setTitle("删除商品");
frame.setLayout(new GridLayout(2, 2));
JLabel nameLabel = new JLabel("商品名称:");
JTextField nameField = new JTextField();
JButton deleteButton = new JButton("删除");
JButton cancelButton = new JButton("取消");
frame.add(nameLabel);
frame.add(nameField);
frame.add(deleteButton);
frame.add(cancelButton);
deleteButton.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
String name = nameField.getText();
// 调用数据库删除方法
Jdbc jdbc = new Jdbc();
try {
jdbc.update("DELETE FROM commodity WHERE name='" + name + "'");
jdbc.close();
// 刷新数据
loadData();
// 关闭弹窗
frame.dispose();
} catch (SQLException ex) {
ex.printStackTrace();
JOptionPane.showMessageDialog(frame, "删除商品失败: " + ex.getMessage());
}
}
});
cancelButton.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
frame.dispose();
}
});
frame.setSize(300, 200);
frame.setLocationRelativeTo(null);
frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
frame.setVisible(true);
}
}
public static void main(String[] args) {
new InventoryProductManagement();
}
}