public static ProtocolHandlerState GetState()
{
try
{
bool bHasAny = false;
bool bHasAll = true;
List <RegistrySetting> Keys = GetRegistrySettings();
foreach (IGrouping <RegistryKey, RegistrySetting> RootKeyGroup in Keys.GroupBy(x => x.RootKey))
{
foreach (IGrouping <string, RegistrySetting> KeyNameGroup in RootKeyGroup.GroupBy(x => x.KeyName))
{
using (RegistryKey RegistryKey = RootKeyGroup.Key.OpenSubKey(KeyNameGroup.Key))
{
if (RegistryKey == null)
{
bHasAll = false;
}
else
{
bHasAll &= KeyNameGroup.All(x => (RegistryKey.GetValue(x.ValueName) as string) == x.Value);
bHasAny = true;
}
}
}
}
return(bHasAll? ProtocolHandlerState.Installed : bHasAny?ProtocolHandlerState.Unknown : ProtocolHandlerState.NotInstalled);
}
catch
{
return(ProtocolHandlerState.Unknown);
}
}
public static void InstallElevated()
{
try
{
List <RegistrySetting> Keys = GetRegistrySettings();
foreach (IGrouping <RegistryKey, RegistrySetting> RootKeyGroup in Keys.GroupBy(x => x.RootKey))
{
foreach (IGrouping <string, RegistrySetting> KeyNameGroup in RootKeyGroup.GroupBy(x => x.KeyName))
{
using (RegistryKey RegistryKey = RootKeyGroup.Key.CreateSubKey(KeyNameGroup.Key))
{
foreach (RegistrySetting Setting in KeyNameGroup)
{
RegistryKey.SetValue(Setting.ValueName, Setting.Value);
}
}
}
}
}
catch (Exception Ex)
{
MessageBox.Show(String.Format("Unable to register protocol handler: {0}", Ex));
}
}