public static List <Computers> GetComputerNames(string domain, string systemtype)
{
List <Computers> computers = new List <Computers>();
GetComputers ComputerNames = new GetComputers();
//string domain = Environment.UserDomainName;
DirectoryEntry entry = new DirectoryEntry("LDAP://" + domain);
DirectorySearcher mySearcher = new DirectorySearcher(entry);
mySearcher.Filter = ("(objectClass=computer)");
mySearcher.SizeLimit = int.MaxValue;
mySearcher.PageSize = int.MaxValue;
foreach (SearchResult resEnt in mySearcher.FindAll())
{
// List<object> ComputerObject;
// List<str>
if (resEnt.Properties["operatingsystem"] != null && resEnt.Properties["operatingsystem"].Count > 0)
{
string OS = resEnt.Properties["operatingsystem"][0].ToString();
string type = "";
if (systemtype == "Servers" && OS.Contains("Server"))
{
string ComputerName = resEnt.GetDirectoryEntry().Name;
if (ComputerName.StartsWith(type))
{
if (ComputerName.StartsWith("CN="))
{
ComputerName = ComputerName.Remove(0, "CN=".Length);
}
computers.Add(new Computers()
{
ComputerName = ComputerName
});
}
}
else if (systemtype == "Computers" && !OS.Contains("Server"))
{
string ComputerName = resEnt.GetDirectoryEntry().Name;
if (ComputerName.StartsWith(type))
{
if (ComputerName.StartsWith("CN="))
{
ComputerName = ComputerName.Remove(0, "CN=".Length);
}
computers.Add(new Computers()
{
ComputerName = ComputerName
});
}
}
}
}
mySearcher.Dispose();
entry.Dispose();
return(computers.OrderBy(x => x.ComputerName).ToList <Computers>());
}
private void comboBox1_SelectionChangeCommitted(object sender, EventArgs e)
{
if (comboBox2.SelectedItem.ToString() == null)
{
comboBox2.SelectedItem = "Servers";
}
string systemtypeselected = comboBox2.SelectedItem.ToString();
// string domain = comboBox1.SelectedText;
string domain = comboBox1.SelectedValue.ToString();
List <Computers> ChangedcomputerList = GetComputers.GetComputerNames(domain, systemtypeselected);
listBox1.DataSource = ChangedcomputerList;
listBox1.DisplayMember = "ComputerName";
listBox1.Update();
}
private void Form1_Load(object sender, EventArgs e)
{
/* string domain = "domain";
* List<Computers> computerList = GetComputers.GetComputerNames(domain);
* comboBox1.DisplayMember = "ComputerName";
* comboBox1.DataSource = computerList;
*/
List <Domains> domainList = GetDomains.GetDomainNames();
string domain = domainList[0].DomainName;
comboBox1.SelectedText = "Domain Name";
comboBox1.SelectedItem = "Domain Name";
comboBox1.SelectedValue = "Domain Name";
comboBox1.ValueMember = "DomainName";
comboBox1.DataSource = domainList;
comboBox2.SelectedText = "Servers";
comboBox2.SelectedValue = "Servers";
comboBox2.SelectedItem = "Servers";
List <Computers> computerList = GetComputers.GetComputerNames(domain, "Servers");
listBox1.DisplayMember = "ComputerName";
listBox1.DataSource = computerList;
}
private void comboBox2_SelectionChangeCommitted(object sender, EventArgs e)
{
{
string firstdomain = domainList[0].DomainName;
string selecteddomain;
string cb1Text = comboBox1.SelectedValue.ToString();
if (cb1Text == "")
{
comboBox1.SelectedText = firstdomain;
comboBox1.SelectedItem = firstdomain;
comboBox1.SelectedValue = firstdomain;
selecteddomain = firstdomain;
}
else
{
selecteddomain = cb1Text;
}
string systemtypeselected = comboBox2.SelectedItem.ToString();
List <Computers> ChangedcomputerList = GetComputers.GetComputerNames(selecteddomain, systemtypeselected);
listBox1.DataSource = ChangedcomputerList;
listBox1.DisplayMember = "ComputerName";
listBox1.Update();
}
}