This is how i List and Add all the win32 items to the ComboBox.
using System;
using System.Collections;
using System.Management;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
namespace GetHardwareInfo
{
public partial class frmMain : Form
{
public frmMain()
{
InitializeComponent();
cmbxOption.SelectedItem = "Win32_Processor";
cmbxStorage.SelectedItem = "Win32_DiskDrive";
cmbxMemory.SelectedItem = "Win32_CacheMemory";
cmbxSystemInfo.SelectedItem = "";
cmbxNetwork.SelectedItem = "Win32_NetworkAdapter";
cmbxUserAccount.SelectedItem = "Win32_SystemUsers";
cmbxDeveloper.SelectedItem = "Win32_COMApplication";
cmbxUtility.SelectedItem = "Win32_1394Controller";
}
private void InsertInfo(string Key, ref ListView lst, bool DontInsertNull)
{
lst.Items.Clear();
ManagementObjectSearcher searcher = new ManagementObjectSearcher("select * from " + Key);
try
{
foreach (ManagementObject share in searcher.Get())
{
ListViewGroup grp;
try
{
grp = lst.Groups.Add(share["Name"].ToString(), share["Name"].ToString());
}
catch
{
grp = lst.Groups.Add(share.ToString(), share.ToString());
}
if (share.Properties.Count <= 0)
{
MessageBox.Show("No Information Available", "No Info", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
foreach (PropertyData PC in share.Properties)
{
ListViewItem item = new ListViewItem(grp);
if (lst.Items.Count % 2 != 0)
item.BackColor = Color.White;
else
item.BackColor = Color.WhiteSmoke;
item.Text = PC.Name;
if (PC.Value != null && PC.Value.ToString() != "")
{
switch (PC.Value.GetType().ToString())
{
case "System.String[]":
string[] str = (string[])PC.Value;
string str2 = "";
foreach (string st in str)
str2 += st + " ";
item.SubItems.Add(str2);
break;
case "System.UInt16[]":
ushort[] shortData = (ushort[])PC.Value;
string tstr2 = "";
foreach (ushort st in shortData)
tstr2 += st.ToString() + " ";
item.SubItems.Add(tstr2);
break;
default:
item.SubItems.Add(PC.Value.ToString());
break;
}
}
else
{
if (!DontInsertNull)
item.SubItems.Add("No Information available");
else
continue;
}
lst.Items.Add(item);
}
}
}
catch (Exception exp)
{
MessageBox.Show("can't get data because of the followeing error \n" + exp.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
private void RemoveNullValue(ref ListView lst)
{
foreach (ListViewItem item in lst.Items)
if (item.SubItems[1].Text == "No Information available")
item.Remove();
}
#region Control events ...
private void cmbxNetwork_SelectedIndexChanged(object sender, EventArgs e)
{
InsertInfo(cmbxNetwork.SelectedItem.ToString(), ref lstNetwork, chkNetwork.Checked);
}
private void linkLabel1_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
{
linkLabel1.LinkVisited = true;
}
#endregion
}
}
What i get is in the end that in the ComboBox in this case i call it cmbxNetwork i see in it many items all start with Win32_ For example when i click on ComboBox i see the first item is: "Win32_NetworkAdapter"
Instead Win32_NetworkAdapter i want to see in the ComboBox only: NetworkAdapter But when i select the item it should be selected as Win32_NetworkAdapter but the user should see and select only NetworkAdapter.
I want to remove as test from the ComboBox items the Win32_ But only that the user will see it without Win32_
Also in the constructor when i'm doing now: cmbxNetwork.SelectedItem = "Win32_NetworkAdapter"; so instead if i'm doing: cmbxNetwork.SelectedItem = "NetworkAdapter"; it will be enough. THe program will use the "Win32_NetworkAdapter"; but again what i see and user in the ComboBox as item is only the NetworkAdapter
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