C#通过windows注册表获取软件清单 C#通过windows注册表获取软件清单的方法

foreach (string SoftwareName in Object.SoftwareList())
{
  textBox.Text += SoftwareName + Environment.NewLine;
}
////////////////////////////////////////////////////////////////////////
/// <summary>
/// Windows系统获取软件列表
/// </summary>
/// <returns>String [] softwareList</returns>
public String [] SoftwareList()
{
 String[] softwareList = null;
 //动态数组
 ArrayList list = new ArrayList();
 try
 {
  //打开注册列表卸载选项
  //SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall
  RegistryKey Key = Microsoft.Win32.Registry.LocalMachine.OpenSubKey("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall");
  if (Key != null)//如果系统禁止访问则返回null
  {
   foreach (String SubKeyName in Key.GetSubKeyNames())
   {
    //打开对应的软件名称
    RegistryKey SubKey = Key.OpenSubKey(SubKeyName);
    if (SubKey != null)
    {
     String SoftwareName = SubKey.GetValue("DisplayName", "Nothing").ToString();
     //如果没有取到，则不存入动态数组
     if (SoftwareName != "Nothing")
     {
      list.Add(SoftwareName);
     }
    }
   }
   //强制转换成字符串数组，防止被修改数据溢出
   softwareList = (string[])list.ToArray(typeof(string));
  }
 }
 catch (Exception err)
 {
  Console.WriteLine("出错信息:" + err.ToString());
 }
 return softwareList;
}