如何在 c# 中禁用 windows 键? [英] how can I disable windows key in c#?

问题描述

如何禁用或锁定 Windows 按钮?

How can i disable or lock windows button?

推荐答案

    /// <summary>
    /// Security routines related to the Windows Key on a standard personal computer Keyboard
    /// </summary>
    public static class WindowsKey {
        /// <summary>
        /// Disables the Windows Key
        /// </summary>
        /// <remarks>May require the current user to logoff or restart the system</remarks>
        public static void Disable() {
            RegistryKey key = null;
            try {
                key = Registry.LocalMachine.OpenSubKey("System\CurrentControlSet\Control\Keyboard Layout", true);
                byte[] binary = new byte[] { 
                    0x00, 
                    0x00, 
                    0x00, 
                    0x00, 
                    0x00, 
                    0x00, 
                    0x00, 
                    0x00, 
                    0x03, 
                    0x00, 
                    0x00, 
                    0x00, 
                    0x00, 
                    0x00, 
                    0x5B, 
                    0xE0, 
                    0x00, 
                    0x00, 
                    0x5C, 
                    0xE0, 
                    0x00, 
                    0x00, 
                    0x00, 
                    0x00 
                };
                key.SetValue("Scancode Map", binary, RegistryValueKind.Binary);
            }
            catch (System.Exception ex) {
                Debug.Assert(false, ex.ToString());
            }
            finally {
                key.Close();
            }
        }

        /// <summary>
        /// Enables the Windows Key
        /// </summary>
        /// <remarks>May require the current user to logoff or restart the system</remarks>
        public static void Enable() {
            RegistryKey key = null;
            try {
                key = Registry.LocalMachine.OpenSubKey("System\CurrentControlSet\Control\Keyboard Layout", true);
                key.DeleteValue("Scancode Map", true);
            }
            catch (System.Exception ex) {
                Debug.Assert(false, ex.ToString());
            }
            finally {
                key.Close();
            }
        }
    }

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