Beispiel #1
0
        /// <summary>
        /// 保存图书信息
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnSave_Click(object sender, EventArgs e)
        {
            string pat3 = @"^[1-9]\d*\.\d*|0\.\d*[1-9]\d*$";//浮点数
            bool   m3   = Regex.IsMatch(txtPrice.Text.Trim(), pat3);
            string pat2 = @"\d{4}-\d{2}-\d{2}";
            bool   m2   = Regex.IsMatch(txtPressDate.Text.Trim(), pat2);

            if (txtISBN.Text == "")
            {
                MessageBox.Show("ISBN号不能为空!", "提示");
            }
            else if (txtName.Text == "")
            {
                MessageBox.Show("书名不能为空!", "提示");
            }
            else if (txtAuthor.Text == "")
            {
                MessageBox.Show("作者不能为空!", "提示");
            }
            else if (txtStock.Text == "")
            {
                MessageBox.Show("库存不能为空!", "提示");
            }
            else if (!m3)
            {
                MessageBox.Show("图书价格应为XX.XX元!", "提示!");
            }
            else if (!m2)
            {
                MessageBox.Show("时间格式错误!", "提示!");
            }
            else
            {
                ///查询是否已经有记录存在
                int intcont = booksInfo.findBookByIsbn(txtISBN.Text, txtName.Text);
                if (intcont != 0)//判断是否添加了相同的记录
                {
                    try
                    {
                        System.IO.MemoryStream ms = new System.IO.MemoryStream();
                        this.pbCover.Image.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);//将当期pic
                        int rows = booksInfo.adminModifyBook(txtISBN.Text,
                                                             txtName.Text, txtAuthor.Text,
                                                             txtPress.Text, txtPressDate.Text,
                                                             txtPrice.Text, txtContent.Text,
                                                             txtStock.Text, ms.ToArray());
                        MessageBox.Show("修改成功!");
                    }
                    catch
                    {
                        MessageBox.Show("未进行修改");
                    }
                }
                if (intcont == 0)
                {
                    try
                    {
                        System.IO.MemoryStream ms = new System.IO.MemoryStream();
                        this.pbCover.Image.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);
                        int rows = booksInfo.adminAddBook(txtISBN.Text,
                                                          txtName.Text, txtAuthor.Text,
                                                          txtPress.Text, txtPressDate.Text,
                                                          txtPrice.Text, txtContent.Text,
                                                          txtStock.Text, ms.ToArray());
                        MessageBox.Show("添加成功!");
                    }
                    catch
                    {
                        MessageBox.Show("未进行修改");
                    }
                }
            }
            this.Close();
            manager.Show();
            manager.Manager_Load(manager, null);//刷新datagridview
        }
Beispiel #2
0
 private void btuQuit_Click(object sender, EventArgs e)
 {
     this.Close();
     manager.Show();
     manager.Manager_Load(this, null);
 }