blob: bd3b9cd6981168f567f8aac46998d13b10e2158e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
|
using System;
using System.Management;
namespace NucLedController
{
public sealed class WMISystemManagement
{
private static readonly string OBJECT_SEARCHER_SCOPE = "\\root\\WMI";
private static readonly string OBJECT_SEARCHER_QUERY_STRING = "SELECT * FROM CISD_WMI";
private static readonly string SET_LED_METHOD_NAME = "SetState";
private static readonly WMISystemManagement INSTANCE = new WMISystemManagement();
private EnumerationOptions enumerationOptions;
private ManagementObjectSearcher objectSearcher;
private WMISystemManagement()
{
enumerationOptions = new EnumerationOptions();
enumerationOptions.ReturnImmediately = false;
objectSearcher = new ManagementObjectSearcher(OBJECT_SEARCHER_SCOPE, OBJECT_SEARCHER_QUERY_STRING, enumerationOptions);
}
public static WMISystemManagement Instance
{
get { return INSTANCE; }
}
public void WriteData(byte[] data)
{
foreach (ManagementObject queryObj in objectSearcher.Get())
{
queryObj.InvokeMethod(SET_LED_METHOD_NAME, new object[] { BitConverter.ToInt32(data, 0) });
queryObj.Dispose();
}
}
}
}
|