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PnpDeviceForm.cs
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PnpDeviceForm.cs
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using Microsoft.Management.Infrastructure;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace DiscreteDeviceAssigner
{
public partial class PnpDeviceForm : Form
{
public PnpDeviceForm()
{
InitializeComponent();
}
public CimInstance GetResult()
{
ShowDialog();
return Retval;
}
private Collection<CimInstance> Devices;
private string Search = null;
private CimInstance Retval = null;
private void UpdateDevices()
{
listView1.BeginUpdate();
listView1.Items.Clear();
foreach (var dev in Devices)
{
string id = dev.CimInstanceProperties["DeviceId"].Value as string;
if (id == null) continue;
string status = dev.CimInstanceProperties["Status"] != null ? dev.CimInstanceProperties["Status"].Value as string : null;
string clas = dev.CimInstanceProperties["PnpClass"] != null ? dev.CimInstanceProperties["PnpClass"].Value as string : null;
string name = dev.CimInstanceProperties["Name"] != null ? dev.CimInstanceProperties["Name"].Value as string : null;
if (Search != null && name != null && name.IndexOf(Search, StringComparison.OrdinalIgnoreCase) >= 0 || Search == null)
{
listView1.Items.Add(new ListViewItem(new string[] { status == null ? "" : status, clas == null ? "" : clas, name == null ? "" : name, id })
{
Tag = dev,
});
}
}
listView1.EndUpdate();
}
private void PnpDeviceForm_Load(object sender, EventArgs e)
{
Devices = PowerShellWrapper.GetPnpDevice();
UpdateDevices();
}
private void textBox1_TextChanged(object sender, EventArgs e)
{
if (textBox1.Text.Length == 0)
{
Search = null;
}
else
{
try
{
Search = textBox1.Text;
}
catch
{
Search = null;
}
}
UpdateDevices();
}
private void button1_Click(object sender, EventArgs e)
{
if (listView1.SelectedItems.Count > 0)
{
CimInstance dev = listView1.SelectedItems[0].Tag as CimInstance;
if (dev != null)
{
Retval = dev;
this.Close();
}
}
}
}
}