第八章课后作业

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

namespace lesson8MyTv
{
    //频道类
    public abstract class ChannelBase
    {
        public string ChannelName { get; set; }//频道名称
        public string Path { get; set; }//频道地址
        public List<TvProgram> Tvlist { get; set; }//频道列表
        public string Type { get; set; }//频道类型
        public ChannelBase(string type,string path,string channelName)
        {
            this.ChannelName = channelName;
            this.Path = path;
            this.Type = type;
            this.Tvlist = new List<TvProgram>();
        }
        public ChannelBase()
        {

        }
        public abstract void Fetch();
    }
}

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

namespace lesson8MyTv
{
    //北京电视台
    public class BeijingTv:ChannelBase
    {
        public BeijingTv()
        {

        }
        public BeijingTv(string type, string path, string channelName)
            : base(type, path, channelName)
        {

        }
        //解析北京电视台xml文件
        public override void Fetch()
        {
            XmlDocument doc = new XmlDocument();
            doc.Load("北京电视台.xml");
           XmlNode node  = doc.DocumentElement;
           foreach (XmlNode item in node)
           {
               if (item.Name == "tvProgramTable")
               {
                   foreach (XmlNode no in item)
                   {
                       TvProgram tv = new TvProgram(Convert.ToDateTime(no["playTime"].InnerText), no["programName"].InnerText, no["Path"].InnerText);
                       this.Tvlist.Add(tv);
                   }
               }
           }

        }
    }
}

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

namespace lesson8MyTv
{
    //凤凰卫视
    public class FenghuangTv:ChannelBase
    {
         public FenghuangTv()
        {

        }
         public FenghuangTv(string channelName, string path, string type)
             : base(channelName, path, type)
        {

        }
        //解析北京电视台xml文件
        public override void Fetch()
        {
            XmlDocument doc = new XmlDocument();
            doc.Load("凤凰卫视.xml");
           XmlNode node  = doc.DocumentElement;
           foreach (XmlNode item in node)
           {
               if (item.Name == "ProgramList")
               {
                   foreach (XmlNode no in item)
                   {
                       TvProgram tv = new TvProgram(Convert.ToDateTime(no["playTime"].InnerText), no["programName"].InnerText, no["Path"].InnerText);
                       this.Tvlist.Add(tv);
                   }
               }
           }

        }
    }
}

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

namespace lesson8MyTv
{
    /// <summary>
    /// 加载所有频道信息
    /// </summary>
    public class Management
    {
        public static List<ChannelBase> load()
        {
            List<ChannelBase> list = new List<ChannelBase>();
            XmlDocument dic = new XmlDocument();
            dic.Load("FullChannel.xml");
             XmlNode root=dic.DocumentElement;
             foreach (XmlNode item in root)
             {
                 ChannelBase cb = ChannelManager.CreateChannel(item["channeltype"].InnerText, item["tvChannel"].InnerText, item["path"].InnerText);
                 cb.Fetch();
                 list.Add(cb);
                 
             }
             return list;
        }
    }
}

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

namespace lesson8MyTv
{
    //类型查询工具类
    public class ChannelManager
    {
        public static ChannelBase CreateChannel(string Type,string Name,string path)
        {
            ChannelBase cb = null;
            switch (Type)
            {
                case "TypeA":
                    cb = new BeijingTv(Type,path,Name);
                    break;
                case "TypeB":
                    cb = new FenghuangTv(Type, path, Name);
                    break;
            }
            return cb;
        }
    }
}

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 lesson8MyTv
{
    public partial class FrmTV : Form
    {
        TreeNode root = null;
        public FrmTV()
        {
            InitializeComponent();
        }
        /// <summary>
        /// 初始我的电视台
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void FrmTV_Load(object sender, EventArgs e)
        {
            dgvTV.AutoGenerateColumns = false;
            root = new TreeNode("我的电视台");
            tvTV.Nodes.Add(root);
            info();
        }
        //添加“所有电视台”
        private void info()
        {
           
            TreeNode node = new TreeNode("所有电视台");
            this.tvTV.Nodes.Add(node);
            //管理集合
            List<ChannelBase> list = Management.load();
            foreach (ChannelBase item in list)
            {
                item.Fetch();

                TreeNode no = new TreeNode(item.ChannelName);
                no.Tag = item;
                node.Nodes.Add(no);
            }
        }
        /// <summary>
        /// 加入频道
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void tvTV_AfterSelect(object sender, TreeViewEventArgs e)
        {
            if (tvTV.SelectedNode.Tag != null)
            {
                dgvTV.DataSource = ((ChannelBase)tvTV.SelectedNode.Tag).Tvlist;
            }
            foreach (TreeNode item in tvTV.Nodes)
            {
                foreach (TreeNode no in item.Nodes)
                {
                    //选择右击快捷键显示

                    if (no.Parent.Text == tvTV.Nodes[0].Text && no == tvTV.SelectedNode)
                    {
                        cmsiTv.Items[0].Visible = false;
                        cmsiTv.Items[1].Visible = true;
                    }
                    else if (no.Parent.Text == tvTV.Nodes[1].Text && no == tvTV.SelectedNode)
                    {
                        cmsiTv.Items[1].Visible = false;
                        cmsiTv.Items[0].Visible = true;
                    }
                    else if (item == tvTV.SelectedNode)
                    {
                        cmsiTv.Items[1].Visible = false;
                        cmsiTv.Items[0].Visible = false;
                    }
                }
            }
        }
        //添加节目到我的电视台
        private void tsmiAddTV_Click(object sender, EventArgs e)
        {
            bool fa = true;
            //循环判断
            foreach (TreeNode item in tvTV.Nodes[0].Nodes)
            {
                if (item.Text == tvTV.SelectedNode.Text)
                {
                    fa = false;
                }
            }
            if (fa)
            {
                TreeNode node = new TreeNode(tvTV.SelectedNode.Text);
                node.Tag = tvTV.SelectedNode.Tag;
                root.Nodes.Add(node);
            }
            else
            {
                MessageBox.Show("已经添加到我的电视了", "提示");
            }
        }
        /// <summary>
        /// 删除我的电视台的节目
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void tsmiDeleteTV_Click(object sender, EventArgs e)
        {
            tvTV.SelectedNode.Remove();
        }
    }
}

<?xml version="1.0" encoding="utf-8" ?>
<TypeA>
  <channelName>北京电视台</channelName>
  <tvProgramTable>
    <tvProgram>
      <playTime>2017-4-15 06:20</playTime>
      <meridien>早间档</meridien>
      <programName>重播：国际双行线</programName>
      <Path>**</Path>
    </tvProgram>
    
    <tvProgram>
      <playTime>2017-4-15 07:20</playTime>
      <meridien>早间档</meridien>
      <programName>北京你早</programName>
      <Path>**</Path>
    </tvProgram>
    
    <tvProgram>
      <playTime>2017-4-15 07:40</playTime>
      <meridien>早间档</meridien>
      <programName>重播：《红星剧场》32集剧：勇者无敌（31）</programName>
      <Path>**</Path>
    </tvProgram>
    
    <tvProgram>
      <playTime>2017-4-15 08:30</playTime>
      <meridien>早间档</meridien>
      <programName>重播：《红星剧场》32集剧：勇者无敌（32）</programName>
      <Path>**</Path>
    </tvProgram>
    
    <tvProgram>
      <playTime>2017-4-15 08:50</playTime>
      <meridien>早间档</meridien>
      <programName>重播：专题片：我爱你，中华</programName>
      <Path>**</Path>
    </tvProgram>

    <tvProgram>
      <playTime>2017-4-15 09:50</playTime>
      <meridien>早间档</meridien>
      <programName>身边</programName>
      <Path>**</Path>
    </tvProgram>
  </tvProgramTable>
</TypeA>

<?xml version="1.0" encoding="utf-8" ?>
<TypeB>
  <channelName>凤凰卫视</channelName>
  <ProgramList>
    <Program>
      <playTime>2014-4-14 01:20</playTime>
      <programName>金龙鱼凤凰剧场：李算（9）</programName>
      <Path>**</Path>
    </Program>
    
    <Program>
      <playTime>2014-4-14 02:00</playTime>
      <programName>非凡人物论成功（713）</programName>
      <Path>**</Path>
    </Program>
    
    <Program>
      <playTime>2014-4-14 02:30</playTime>
      <programName>有报天天读（28/09/09）</programName>
      <Path>**</Path>
    </Program>
    
    <Program>
      <playTime>2014-4-14 03:10</playTime>
      <programName>娱乐大风暴（682）</programName>
      <Path>**</Path>
    </Program>
    
    <Program>
      <playTime>2014-4-14 03:50</playTime>
      <programName>上海新长宁集团特约之2013中华小姐环球大赛-美丽前奏（41）</programName>
      <Path>**</Path>
    </Program>
    
    <Program>
      <playTime>2014-4-14 04:25</playTime>
      <programName>完全时尚手册：天桥云裳（632）</programName>
      <Path>**</Path>

      <Program>
        <playTime>2014-4-14 04:50</playTime>
        <programName>东风康明斯凤凰冲击播：天力士特约之今日看世界（39）</programName>
        <Path>**</Path>
      </Program>
    </Program>
  </ProgramList>
</TypeB>

<?xml version="1.0" encoding="utf-8" ?>
<TVChannels>
  <Channel>
    <channeltype>TypeA</channeltype>
    <tvChannel>北京电视台</tvChannel>
    <path>**</path>
  </Channel>
  <Channel>
    <channeltype>TypeB</channeltype>
    <tvChannel>凤凰卫视</tvChannel>
    <path>**</path>
  </Channel>
</TVChannels>