Mit C-Sharp aktuellen WimAmp Titel auf Internet Seite wiedergeben

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

namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
            
        }
        [System.Runtime.InteropServices.DllImport("user32.dll",  
          CharSet = System.Runtime.InteropServices.CharSet.Auto)]
        public static extern IntPtr FindWindow(string lpClassName,
          string lpWindowName);

        [System.Runtime.InteropServices.DllImport("user32.dll",  
          CharSet = System.Runtime.InteropServices.CharSet.Auto)]
        public static extern int GetWindowText(IntPtr hwnd,
          string lpString, int cch);

        const string lpClassName = "Winamp v1.x";  
        const string strTtlEnd = " - Winamp";  

        static string GetSongTitle()
        {
            IntPtr hwnd = FindWindow(lpClassName, null);
            if (hwnd.Equals(IntPtr.Zero)) return "Not running";  

            string lpText = new string((char)0, 100);
            int intLength = GetWindowText(hwnd, lpText, lpText.Length);

            if ((intLength <= 0) || (intLength > lpText.Length))
                return "unknown";  

            string strTitle = lpText.Substring(0, intLength);
            int intName = strTitle.IndexOf(strTtlEnd);
            int intLeft = strTitle.IndexOf("[");  
            int intRight = strTitle.IndexOf("]");  

            if ((intName >= 0) && (intLeft >= 0) && (intName < intLeft) &&
                (intRight >= 0) && (intLeft + 1 < intRight))
                return strTitle.Substring(intLeft + 1, intRight - intLeft - 1);

            if ((strTitle.EndsWith(strTtlEnd)) &&
                  (strTitle.Length > strTtlEnd.Length))
                strTitle = strTitle.Substring(0,
                    strTitle.Length - strTtlEnd.Length);

            int intDot = strTitle.IndexOf(".");  
            if ((intDot > 0) && IsNumeric(strTitle.Substring(0, intDot)))
                strTitle = strTitle.Remove(0, intDot + 1);

            return strTitle.Trim();
        }

        static bool IsNumeric(string Value)
        {
            try
            {
                double.Parse(Value);
                return true;
            }
            catch
            {
                return false;
            }
        }


        private void button1_Click(object sender, EventArgs e)
        {
            label1.Text = GetSongTitle();
        }

    }
}