// install Mouse hook only if it is not installed and must be installed
            if (hMouseHook == 0 && InstallMouseHook)
            {
                // Create an instance of HookProc.
                MouseHookProcedure = new HookProc(MouseHookProc);
                //install hook
                hMouseHook = SetWindowsHookEx(
                    WH_MOUSE_LL,
                    MouseHookProcedure,
                    Marshal.GetHINSTANCE(Assembly.GetExecutingAssembly().GetModules()[0]),         0);
                    //    IntPtr.Zero, AppDomain.GetCurrentThreadId());  //<== это помоему для локального случая
                //If SetWindowsHookEx fails.
                if (hMouseHook == 0)
                {
                    //Returns the error code returned by the last unmanaged function called using platform invoke that has the DllImportAttribute.SetLastError flag set. 
                    int errorCode = Marshal.GetLastWin32Error();
                    //do cleanup
                    Stop(true, false, false);
                    //Initializes and throws a new instance of the Win32Exception class with the specified error. 
                    throw new Win32Exception(errorCode);
                }
            }
 public void Stop(bool UninstallMouseHook, bool UninstallKeyboardHook, bool ThrowExceptions)
        {
            //if mouse hook set and must be uninstalled
            if (hMouseHook != 0 && UninstallMouseHook)
            {
                //uninstall hook
                int retMouse = UnhookWindowsHookEx(hMouseHook);
                //reset invalid handle
                hMouseHook = 0;
                //if failed and exception must be thrown
                if (retMouse == 0 && ThrowExceptions)
                {
                    //Returns the error code returned by the last unmanaged function called using platform invoke that has the DllImportAttribute.SetLastError flag set. 
                    int errorCode = Marshal.GetLastWin32Error();
                    //Initializes and throws a new instance of the Win32Exception class with the specified error. 
                    throw new Win32Exception(errorCode);
                }
            }
         }