第五章课后作业

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

namespace Lesson5_1
{
    public partial class FrmMain : Form
    {
        public FrmMain()
        {
            InitializeComponent();
        }

        List<HealthCheckItem> AllItems = new List<HealthCheckItem>();
        Dictionary<string, HealthCheckSet> d = new Dictionary<string, HealthCheckSet>();
        /// <summary>
        /// 加载数据
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void FrmMain_Load(object sender, EventArgs e)
        {
            Ban();
            Healthset();
         
        }
        /// <summary>
        /// 总价格
        /// </summary>
        public void Calcpriceadd()
        {
            int price = 0;
            foreach (var item in d)
            {
                if (item.Key.Equals(cmbTlist.Text.Trim()))
                {
                    item.Value.CalcPrice();
                    price = item.Value.TPrice;
                    break;
                }
            }
            lblprice.Text = price.ToString();
        }
        public void Ban()
        {
            //绑定检查项目数据
            HealthCheckItem he = new HealthCheckItem();
            he.Name = "请选择";
            HealthCheckItem h = new HealthCheckItem("用于检查身高。", "身高", 5);
            HealthCheckItem h1 = new HealthCheckItem("用于检查体重。", "体重", 5);
            HealthCheckItem h2 = new HealthCheckItem("用于检查视力。", "视力", 5);
            HealthCheckItem h3 = new HealthCheckItem("用于检查听力。", "听力", 5);
            HealthCheckItem h4 = new HealthCheckItem("用于检查肝功能。", "肝功能", 50);
            HealthCheckItem h5 = new HealthCheckItem("用于检查B超。", "B超", 30);
            HealthCheckItem h6 = new HealthCheckItem("用于检查心电图。", "心电图", 60);
            AllItems.Add(he);
            AllItems.Add(h);
            AllItems.Add(h1);
            AllItems.Add(h2);
            AllItems.Add(h3);
            AllItems.Add(h4);
            AllItems.Add(h5);
            AllItems.Add(h6);
            BindItem();
        }
        /// <summary>
        /// 数据绑定
        /// </summary>
        public void BindItem()
        {
            cmbcheck.DataSource = new List<HealthCheckItem>(AllItems);
            cmbcheck.DisplayMember = "Name";
            cmbcheck.ValueMember = "";
        }
            public void Healthset()
            {
                HealthCheckItem h = new HealthCheckItem("用于检查身高。", "身高", 5);
                HealthCheckItem h1 = new HealthCheckItem("用于检查体重。", "体重", 5);
                HealthCheckItem h2 = new HealthCheckItem("用于检查视力。", "视力", 5);
            //绑定套餐列表
                
                HealthCheckSet sss = new HealthCheckSet();
                sss.TName = "入学体检";
                HealthCheckSet ccc = new HealthCheckSet();
                ccc.TName = "请选择";
                d.Add("请选择",ccc);
                d.Add("入学体检", sss);
                d["入学体检"].Items.Add(h);
                d["入学体检"].Items.Add(h1);
                d["入学体检"].Items.Add(h2);
                BindSet();
                BindDgv();
            }
        /// <summary>
        /// 绑定DGV
        /// </summary>
            public void BindDgv()
            {
                dgvList.AutoGenerateColumns = false;
                dgvList.DataSource = new List<HealthCheckItem>(d[cmbTlist.Text.Trim()].Items);
            }
        public void BindSet()
        {
            //绑定数据
            BindingSource bs = new BindingSource();
            bs.DataSource = d.Keys;
            cmbTlist.DataSource = bs;
            cmbTlist.DisplayMember = "Tname";
           
        }
        /// <summary>
        /// 显示数据
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void cmbTlist_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (cmbTlist.Text.Trim().Equals("请选择"))
            {
                dgvList.DataSource = null;
                lblName.Text = "";
                lblprice.Text = "";
            }
            else
            {
                lblName.Text = cmbTlist.Text.Trim();
                Calcpriceadd();
                BindItem();
                BindDgv();
                
            }
        }
        /// <summary>
        /// 给套餐添加项
        /// </summary>
        /// <returns></returns>
        public HealthCheckItem xunhan()
        {
            foreach (var item in AllItems)
            {
                if (cmbcheck.Text.Trim().Equals(item.Name))
                {
                    return item;
                }
            }
            return null;
        }
        /// <summary>
        /// 添加套餐
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnInsert_Click(object sender, EventArgs e)
        {
            if (rox() == true)
            {
                MessageBox.Show("添加成功！");
                d.Add(txtTName.Text.Trim(), new HealthCheckSet());
                BindSet();
                txtTName.Text = "";
            }
            else
            {
                MessageBox.Show("有重复！");
            }
           
        }
        /// <summary>
        /// 判断套餐是否重复
        /// </summary>
        /// <returns></returns>
        public bool rox ()
        {
            foreach (var item in d.Keys)
            {
                if (txtTName.Text.Trim().Equals(item))
                {
                    return false;
                }
            }
            return true;
        }   
        /// <summary>
        /// 添加检查列表
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnInsert1_Click(object sender, EventArgs e)
        {
            if (hel() == true)
            {
                var v = d[cmbTlist.Text.Trim()];
                v.Items.Add(xunhan());
                BindDgv();
                Calcpriceadd();
            }
            else
            {
                MessageBox.Show("有重复！");
            }
        }
        /// <summary>
        /// 是否有重复检查项
        /// </summary>
        /// <returns></returns>
        public bool hel()
        {
            var c = d[cmbTlist.Text.Trim()];
            foreach (var item in c.Items)
            {
                if (item.Name.Equals(cmbcheck.Text.Trim()))
                {
                    return false;
                }
            }
            return true;
        }
        /// <summary>
        /// 按钮
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void cmbcheck_TextChanged(object sender, EventArgs e)
        {
            if (cmbcheck.Text.Equals("请选择"))
            {
                btnInsert1.Enabled = false;
                btndelete.Enabled = false;
            }
            else
            {
                btnInsert1.Enabled = true;
                btndelete.Enabled = true;
            }
        }
        /// <summary>
        /// 删除添加数据
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btndelete_Click(object sender, EventArgs e)
        {
            string name = dgvList.SelectedRows[0].Cells[0].Value.ToString();
            if (dgvList.SelectedRows.Count > 0)
            {
                for (int i = 0; i < d[cmbTlist.Text.Trim()].Items.Count; i++)
                {
                    if (name.Equals(d[cmbTlist.Text.Trim()].Items[i].Name))
                    {
                        DialogResult result = MessageBox.Show("是否删除" + name + "项", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Information);
                        if (result == DialogResult.Yes)
                        {
                            d[cmbTlist.Text.Trim()].Items.RemoveAt(i);
                            BindDgv();
                            Calcpriceadd();
                            MessageBox.Show("删除" + name + "成功");
                            return;
                        }
                    }
                }
            }
            else
            {
                MessageBox.Show("请选择要删除的项！");
            }
        }
    }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Lesson5_1
{
    public class HealthCheckSet
    {
        public List<HealthCheckItem> Items { get; set; }
        public int TPrice { get; set; }
        public string TName { get; set; }
        //套餐总价格
        public void CalcPrice()
        {
            int totalPrice = 0;
            foreach (var item in Items)
            {
                    totalPrice += item.Price;
            }
             this.TPrice = totalPrice;
        }
        public HealthCheckSet()
        {
            this.Items = new List<HealthCheckItem>();
        }

    }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Lesson5_1
{
    public class HealthCheckItem
    {
        public string Description { get; set; }
        public string Name { get; set; }
        public int Price { get; set; }
        public HealthCheckItem()
        {
           
        }
        public HealthCheckItem(string description,string name ,int price)
        {
            this.Description = description;
            this.Name = name;
            this.Price = price;
        }
        
    }
}