using System;
using System.IO;
using System.Windows.Forms;
using System.Xml;

namespace UAS_XmlAnalysor
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void StartWatch_Click(object sender, EventArgs e)
        {
            XmlWatcher.Path = FolderPath.Text;
            XmlWatcher.Filter = "*.xml";
            XmlWatcher.Created += new FileSystemEventHandler(XmlWatcher_Created);
            XmlWatcher.EnableRaisingEvents = true;
        }

        private void XmlWatcher_Created(object sender, FileSystemEventArgs e)
        {
            while (true)
            {
                try
                {
                    using (Stream stream = File.Open(e.FullPath, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite))
                    {
                        if (stream != null)
                            break;
                    }
                    System.Threading.Thread.Sleep(500);
                }
                catch (Exception ex)
                {
                    Console.WriteLine(string.Format("Output file {0} not yet ready ({1})", e.Name, ex.Message));
                }
            }
            XmlReader myReader = XmlReader.Create(FolderPath.Text + @"\" + e.Name);
            while (myReader.Read())
            {
                if (myReader.NodeType == XmlNodeType.Element && myReader.Name == "test")
                {
                    for (int i = 0; i < myReader.AttributeCount; i++)
                    {
                        Console.WriteLine(myReader.GetAttribute(i));
                    }
                }
            }
            myReader.Close();
        }

        private void StopWatch_Click(object sender, EventArgs e)
        {
            XmlWatcher.EnableRaisingEvents = false;
        }

        private void Clean_Click(object sender, EventArgs e)
        {
            OperateResult.Clear();
        }

        private void ChooseFolder_Click(object sender, EventArgs e)
        {
            FolderBrowserDialog folder = new FolderBrowserDialog();
            folder.Description = "选择监控文件夹";
            DialogResult result = folder.ShowDialog();
            if (result == DialogResult.OK)
            {
                FolderPath.Text = folder.SelectedPath;
            }
        }

        private void ReadNodeFromXML(string FileName)
        {

        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }
    }
}