using Microsoft.Win32;namespace PowerEasy.Software.OfficeConvertService
{/// <summary>///     注册表辅助类/// </summary>public class RegistryHelper{private const string SoftName = "OfficeConvertService";//您的软件所用到的注册表节点，所有键值对将在该节下创建/// <summary>///     取得注册表值/// </summary>/// <param name="name"></param>/// <returns></returns>public static string GetKeyValue(string name){RegistryKey hkml = Registry.LocalMachine;RegistryKey software = hkml.OpenSubKey("SOFTWARE", true);if (software != null){RegistryKey subKeys = software.OpenSubKey(SoftName, true);if (subKeys != null){string registData = subKeys.GetValue(name).ToString();return registData;}}return string.Empty;}/// <summary>///     添加注册表键值对/// </summary>/// <param name="key"></param>/// <param name="keyValue"></param>public static void AddKey(string key, string keyValue){RegistryKey hklm = Registry.LocalMachine;RegistryKey software = hklm.OpenSubKey("SOFTWARE", true);if (software != null){RegistryKey subKey = software.CreateSubKey(SoftName);if (subKey != null) subKey.SetValue(key, keyValue);}}/// <summary>///     删除注册表键/// </summary>/// <param name="key"></param>public static void DeleteKey(string key){RegistryKey hkml = Registry.LocalMachine;RegistryKey software = hkml.OpenSubKey("SOFTWARE", true);if (software != null){RegistryKey subKey = software.OpenSubKey(SoftName, true);if (subKey != null){string[] aimnames = subKey.GetSubKeyNames();foreach (string aimKey in aimnames){if (aimKey == key)subKey.DeleteSubKeyTree(key);}}}}/// <summary>///     检查注册表是否存在键/// </summary>/// <param name="key"></param>/// <returns></returns>public static bool IsRegisted(string key){try{RegistryKey hkml = Registry.LocalMachine;RegistryKey software = hkml.OpenSubKey("SOFTWARE", true);if (software != null){RegistryKey subKeys = software.OpenSubKey(SoftName, true);if (subKeys != null){string[] keyNames = subKeys.GetValueNames();foreach (string keyName in keyNames){if (keyName == key){return true;}}}}}catch{return false;}return false;}}
}