cash.cs

超市POS收银系统c.rar

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

namespace FOUPOS
{
    public partial class Cash : Form
    {
        POS.Model.FUser m_User = new POS.Model.FUser();
        public Cash(POS.Model.FUser fuser)
        {
            InitializeComponent();
            this.m_User = fuser;

        }
        private int sumCount = 0;
        POS.BLL.FGoods b_Goods = new POS.BLL.FGoods();
        POS.Model.FGoods m_Goods = new POS.Model.FGoods();
        private void Cash_Load(object sender, EventArgs e)
        {
            skinEngine1.SkinFile = "OneBlue.ssk";
            SetlvGoods();


        }
        #region 在界面Load的时候先设置好标题名和长度.

        protected void SetlvGoods()
        {
            lvGoods.Columns.Add("数量", 60);
            lvGoods.Columns.Add("条码", 170);
            lvGoods.Columns.Add("商品名", 210);
            lvGoods.Columns.Add("单价", 80);

            lvGoods.Columns.Add("金额", 80);
            lvGoods.Columns.Add("收银员", 80);

        }
        #endregion
        private void btnAdd_Click(object sender, EventArgs e)
        {

            int scount = 1;
            if (!string.IsNullOrEmpty(txtNum.Text))
            {
                if (b_Goods.Exists(txtNum.Text.Trim()))
                {
                    m_Goods = b_Goods.GetModelByNum(txtNum.Text.Trim());
                    if (lvGoods.Items.Count > 0)
                    {
                        bool exist = false;
                        foreach (ListViewItem checklvi in lvGoods.Items)
                        {
                            if (checklvi.SubItems[1].Text == txtNum.Text.Trim())
                            {
                                exist = true;
                                checklvi.SubItems[0].Text = (int.Parse(checklvi.SubItems[0].Text) + 1).ToString();
                                checklvi.SubItems[4].Text = string.Format("{0:F2}", (int.Parse(checklvi.SubItems[0].Text) * m_Goods.SSalePrice));
                                sumCount += 1;
                                lblSumMoney.Text = GetSumMoney().ToString();
                                txtSumMoney.Text = lblSumMoney.Text;
                                txtShouldGetMoney.Text = lblSumMoney.Text;
                                lblSumCount.Text = sumCount.ToString();//记录商品总数
                                txtNum.Text = "";
                                return;//跳出button事件之前更新商品总数和txtNum的text属性
                            }
                        }
                        if (exist == false)
                        {
                            ListViewItem lvi = lvGoods.Items.Add(scount.ToString());
                            lvi.SubItems.Add(m_Goods.SNum);
                            lvi.SubItems.Add(m_Goods.SName);
                            lvi.SubItems.Add(string.Format("{0:F2}", m_Goods.SSalePrice));

                            lvi.SubItems.Add(string.Format("{0:F2}", m_Goods.SSalePrice));
                            lvi.SubItems.Add(m_User.UName);
                            sumCount += 1;
                        }
                    }
                    else
                    {

                        ListViewItem lvi = lvGoods.Items.Add(scount.ToString());
                        lvi.SubItems.Add(m_Goods.SNum);
                        lvi.SubItems.Add(m_Goods.SName);
                        lvi.SubItems.Add(string.Format("{0:F2}", m_Goods.SSalePrice));

                        lvi.SubItems.Add(string.Format("{0:F2}", m_Goods.SSalePrice));
                        lvi.SubItems.Add(m_User.UName);
                        sumCount += 1;
                    }
                }
            }
            lblSumMoney.Text = GetSumMoney().ToString();
            txtSumMoney.Text = lblSumMoney.Text;
            txtShouldGetMoney.Text = lblSumMoney.Text;
            lblSumCount.Text = sumCount.ToString();//记录商品总数
            txtNum.Text = "";
        }

        private void Cash_Activated(object sender, EventArgs e)
        {
            txtNum.Focus();
        }
        #region 获取金额
        protected decimal GetSumMoney()
        {
            decimal summoney = 0;
            foreach (ListViewItem checklvi in lvGoods.Items)
            {
                summoney += decimal.Parse(checklvi.SubItems[4].Text);
            }
            return summoney;
        }
        #endregion
        private void lvGoods_AfterLabelEdit(object sender, LabelEditEventArgs e)
        {
            try
            {
                ListView lv = (ListView)sender;
                int a = int.Parse(e.Label);
                lv.SelectedItems[0].SubItems[4].Text = (a * decimal.Parse(lv.SelectedItems[0].SubItems[3].Text)).ToString();
                lblSumMoney.Text = GetSumMoney().ToString();
                txtSumMoney.Text = lblSumMoney.Text;
                txtShouldGetMoney.Text = lblSumMoney.Text;
            }
            catch (Exception ex)
            {
                e.CancelEdit = true;
                MessageBox.Show(ex.Message);
            }
        }

        private void txtGetMoney_Leave(object sender, EventArgs e)
        {
            try
            {
                decimal shouldmoney = decimal.Parse(txtShouldGetMoney.Text);
                decimal getmoney = decimal.Parse(txtGetMoney.Text);
                if (getmoney > shouldmoney)
                {
                    txtReturnMoney.Text = string.Format("{0:F2}", getmoney - shouldmoney);
                }
                else
                {
                    MessageBox.Show("交来金额小于实收金额。");
                }
            }
            catch
            {
                MessageBox.Show("数据有误，请仔细检查输入金额。");
            }
        }
        #region 取出精确到毫秒的时间做流水号
        protected string GetAccountNum()
        {
            int year = System.DateTime.Now.Year;
            int month = System.DateTime.Now.Month;
            int day = System.DateTime.Now.Day;
            int hour = System.DateTime.Now.Hour;
            int minute = System.DateTime.Now.Minute;
            int second = System.DateTime.Now.Second;
            int millisecond = System.DateTime.Now.Millisecond;
            string num = year.ToString() + month.ToString() + day.ToString() + hour.ToString() + minute.ToString() + second.ToString() + millisecond.ToString();
            return num;
        }
        #endregion
        private void button1_Click(object sender, EventArgs e)
        {
            POS.BLL.FAccount b_Account = new POS.BLL.FAccount();
            POS.Model.FAccount m_Account = new POS.Model.FAccount();
            m_Account.AccountNum = GetAccountNum();
            m_Account.GetMoney = decimal.Parse(txtShouldGetMoney.Text);
            m_Account.JoinTime = DateTime.Now;
            m_Account.NoGetMoney = 0;
            m_Account.SumMoney = decimal.Parse(txtSumMoney.Text);
            m_Account.UID = m_User.UID;
            b_Account.Add(m_Account);
            int id = b_Account.GetMaxID();
            POS.Model.FDetail m_Detail = new POS.Model.FDetail();
            POS.BLL.FDetail b_Detail = new POS.BLL.FDetail();
            m_Detail.AID = id;
            foreach (ListViewItem checklvi in lvGoods.Items)
            {
                m_Detail.GNum = checklvi.SubItems[1].Text;
                m_Detail.DCount = int.Parse(checklvi.SubItems[0].Text);
                b_Detail.Add(m_Detail);
            }
            GetClear();
            MessageBox.Show("收银成功。");
        }
        protected void GetClear()
        {
            lvGoods.Items.Clear();
            lblSumMoney.Text = null;
            lblSumCount.Text = null;
            txtGetMoney.Text = null;
            txtReturnMoney.Text = null;
            txtShouldGetMoney.Text = null;
            txtSumMoney.Text = null;
        }
    }
}