private static RegistryKey FindHIDPathKey(string hidPath, BluetoothAddress address = default(BluetoothAddress))
{
foreach (string keyName in WiimoteConstants.RegKeys)
{
RegistryKey key = Registry.LocalMachine.OpenSubKey(keyName);
if (key == null)
{
continue;
}
IEnumerable <RegistryKey> subKeys;
if (address.IsInvalid)
{
subKeys = key.EnumerateSubKeys();
}
else
{
subKeys = key.EnumerateSubKeys(n => n.ContainsMac(address));
}
foreach (RegistryKey subKey in subKeys)
{
string prefix = subKey.GetValue("ParentIdPrefix") as string;
if (prefix != null && hidPath.Contains(prefix))
{
// This is it, we've located the correct devicePath entry
return(subKey);
}
}
}
return(null);
}
public static IEnumerable <Tuple <string, string> > EnumerateSubKeys(this RegistryKey key, string subKey, bool recursive = false, bool failOnSecurityException = false)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
if (string.IsNullOrEmpty(subKey))
{
foreach (var tuple in key.EnumerateSubKeys(recursive, failOnSecurityException))
{
yield return(tuple);
}
}
else
{
using (RegistryKey openedSubKey = key.OpenSubKeyInternal(subKey, failOnSecurityException))
{
if (openedSubKey != null)
{
foreach (var tuple in openedSubKey.EnumerateSubKeys(recursive, failOnSecurityException))
{
yield return(tuple);
}
}
}
}
}
public static IEnumerable <Tuple <string, string> > EnumerateSubKeys(this RegistryKey key, bool recursive = false, bool failOnSecurityException = false)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
foreach (var subKey in key.GetSubKeyNames())
{
yield return(new Tuple <string, string>(key.Name, subKey));
if (recursive)
{
using (RegistryKey openedSubKey = key.OpenSubKeyInternal(subKey, failOnSecurityException))
{
if (openedSubKey != null)
{
foreach (var subSubKeyTuple in openedSubKey.EnumerateSubKeys(recursive))
{
yield return(subSubKeyTuple);
}
}
}
}
}
}
