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//
// Microsoft.Win32.Registry.cs
//
// Author:
// Miguel de Icaza (miguel@novell.com)
// stubbed out by Alexandre Pigolkine (pigolkine@gmx.de)
//
//
// Copyright (C) 2004, 2005 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Runtime.InteropServices;
namespace Microsoft.Win32
{
[ComVisible (true)]
public static class Registry
{
public static readonly RegistryKey ClassesRoot = new RegistryKey (
RegistryHive.ClassesRoot);
public static readonly RegistryKey CurrentConfig = new RegistryKey (
RegistryHive.CurrentConfig);
public static readonly RegistryKey CurrentUser = new RegistryKey (
RegistryHive.CurrentUser);
[Obsolete ("Use PerformanceData instead")]
public static readonly RegistryKey DynData = new RegistryKey (
RegistryHive.DynData);
public static readonly RegistryKey LocalMachine = new RegistryKey (
RegistryHive.LocalMachine);
public static readonly RegistryKey PerformanceData = new RegistryKey (
RegistryHive.PerformanceData);
public static readonly RegistryKey Users = new RegistryKey (
RegistryHive.Users);
static RegistryKey ToKey (string keyName, bool setting)
{
if (keyName == null)
throw new ArgumentException ("Not a valid registry key name", "keyName");
RegistryKey key = null;
string [] keys = keyName.Split ('\\');
switch (keys [0]){
case "HKEY_CLASSES_ROOT":
key = ClassesRoot;
break;
case "HKEY_CURRENT_CONFIG":
key = CurrentConfig;
break;
case "HKEY_CURRENT_USER":
key = CurrentUser;
break;
case "HKEY_DYN_DATA":
key = DynData;
break;
case "HKEY_LOCAL_MACHINE":
key = LocalMachine;
break;
case "HKEY_PERFORMANCE_DATA":
key = PerformanceData;
break;
case "HKEY_USERS":
key = Users;
break;
default:
throw new ArgumentException ("Keyname does not start with a valid registry root", "keyName");
}
for (int i = 1; i < keys.Length; i++){
RegistryKey nkey = key.OpenSubKey (keys [i], setting);
if (nkey == null){
if (!setting)
return null;
nkey = key.CreateSubKey (keys [i]);
}
key = nkey;
}
return key;
}
public static void SetValue (string keyName, string valueName, object value)
{
RegistryKey key = ToKey (keyName, true);
if (valueName.Length > 255)
throw new ArgumentException ("valueName is larger than 255 characters", "valueName");
if (key == null)
throw new ArgumentException ("cant locate that keyName", "keyName");
key.SetValue (valueName, value);
}
public static void SetValue (string keyName, string valueName, object value, RegistryValueKind valueKind)
{
RegistryKey key = ToKey (keyName, true);
if (valueName.Length > 255)
throw new ArgumentException ("valueName is larger than 255 characters", "valueName");
if (key == null)
throw new ArgumentException ("cant locate that keyName", "keyName");
key.SetValue (valueName, value, valueKind);
}
public static object GetValue (string keyName, string valueName, object defaultValue)
{
RegistryKey key = ToKey (keyName, false);
if (key == null)
return defaultValue;
return key.GetValue (valueName, defaultValue);
}
}
}
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