public static ManagementEventWatcher GetEventWatcher(WqlEventType eventType, WqlTableName tableName)
{
var scope = new ManagementScope(tableName.ScopeName);
scope.Connect();
var query = new WqlEventQuery(eventType.Name,
TimeSpan.FromSeconds(1),
string.Format("TargetInstance ISA '{0}'", tableName.Name));
return(new ManagementEventWatcher(scope, query));
}
public static ManagementObjectCollection QueryAll(WqlTableName tableName, string condition, string[] fields)
{
string queryStr;
if (string.IsNullOrWhiteSpace(condition))
{
queryStr = string.Format("SELECT {0} FROM {1}", string.Join(",", fields), tableName.Name);
}
else
{
queryStr = string.Format("SELECT {0} FROM {1} WHERE {2}", string.Join(",", fields), tableName.Name, condition);
}
var searcher = new ManagementObjectSearcher(tableName.ScopeName, queryStr);
return(searcher.Get());
}
public static ManagementObjectCollection QueryAll(WqlTableName tableName, string condition)
{
return(QueryAll(tableName, condition, new string[] { "*" }));
}
