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109 lines
3.7 KiB
109 lines
3.7 KiB
using Microsoft.Win32;
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using System;
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using System.IO;
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using System.Windows.Forms;
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namespace Apewer.Internals
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{
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/// <summary>注册表。</summary>
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static class RegHelper
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{
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/// <summary>用户登录后的启动项。</summary>
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const string Run = @"Software\Microsoft\Windows\CurrentVersion\Run";
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/// <summary>HKEY_CURRENT_USER</summary>
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/// <remarks>当前用户的信息。</remarks>
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public static RegistryKey CurrentUser { get => Registry.CurrentUser; }
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/// <summary>HKEY_LOCAL_MACHINE</summary>
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/// <remarks>系统信息,对所有用户生效,设置需要管理员权限。</remarks>
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public static RegistryKey LocalMachine { get => Registry.LocalMachine; }
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/// <summary>获取字符串。</summary>
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/// <param name="root">注册表存储区。</param>
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/// <param name="key">路径。</param>
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/// <param name="name">名称。</param>
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/// <returns>字符串的值。获取失败时返回 NULL 值。</returns>
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public static string Get(RegistryKey root, string key, string name)
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{
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try
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{
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#if !NET20
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using
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#endif
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var rkey = root.OpenSubKey(key, RegistryKeyPermissionCheck.ReadSubTree);
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var names = rkey.GetSubKeyNames();
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if (names.Contains(name))
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{
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var obj = rkey.GetValue(name, null);
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var str = obj as string;
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return str;
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}
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}
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catch { }
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return null;
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}
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/// <summary>设置字符串,指定 value 为 NULL 可删除该值。</summary>
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/// <param name="root">注册表存储区。</param>
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/// <param name="key">路径。</param>
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/// <param name="name">名称。</param>
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/// <param name="value">值。</param>
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/// <returns>错误信息。设置成功时返回 NULL 值。</returns>
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public static string Set(RegistryKey root, string key, string name, string value)
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{
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try
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{
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#if !NET20
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using
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#endif
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var rkey = root.OpenSubKey(key, RegistryKeyPermissionCheck.ReadWriteSubTree);
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var apps = rkey.GetSubKeyNames();
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if (value.IsEmpty()) rkey.DeleteValue(name, true);
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else rkey.SetValue(name, value, RegistryValueKind.String);
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return null;
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}
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catch (Exception ex)
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{
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return ex.Message;
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}
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}
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/// <summary>设置当前用户的启动项。</summary>
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/// <remarks>错误消息。</remarks>
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public static void SetRun(string name, string command)
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{
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var old = Get(CurrentUser, Run, name);
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if (old.IsEmpty()) Set(CurrentUser, Run, name, command);
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}
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/// <summary>取消当前用户的启动项。</summary>
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/// <remarks>错误消息。</remarks>
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public static void CancelRun(string name)
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{
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Set(CurrentUser, Run, name, null);
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}
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/// <summary>已启用自动启动。</summary>
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public static bool UserAutoRun
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{
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get
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{
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var path = Application.ExecutablePath;
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var name = Path.GetFileNameWithoutExtension(path);
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var value = Get(CurrentUser, Run, name);
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return value == path;
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}
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set
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{
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var path = Application.ExecutablePath;
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var name = Path.GetFileNameWithoutExtension(path);
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Set(CurrentUser, Run, name, value ? path : null);
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}
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}
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}
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}
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