Имитация нажатия клавиш в приложении - VB

Option Explicit
 
Private Type MODULEENTRY32
  dwSize As Long
  th32ModuleID As Long
  th32ProcessID As Long
  GlblcntUsage As Long
  ProccntUsage As Long
  modBaseAddr As Long
  modBaseSize As Long
  hModule As Long
  szModule As String * 256
  szExePath As String * 260
End Type
 
Private Type POINTAPI
        x As Long
        y As Long
End Type
 
Private Declare Function GetWindowThreadProcessId Lib "user32" (ByVal hwnd As Long, lpdwProcessId As Long) As Long
Private Declare Function CreateToolhelp32Snapshot Lib "kernel32" (ByVal lFlags As Long, ByVal lProcessID As Long) As Long
Private Declare Function Module32First Lib "kernel32" (ByVal hSnapshot As Long, uProcess As MODULEENTRY32) As Long
Private Declare Function GetCursorPos Lib "user32" (lpPoint As POINTAPI) As Long
Private Declare Function WindowFromPoint Lib "user32" (ByVal xPoint As Long, ByVal yPoint As Long) As Long
 
Private Declare Sub keybd_event Lib "user32" (ByVal bVk As Byte, ByVal bScan As Byte, ByVal dwFlags As Long, ByVal dwExtraInfo As Long)
Const KEYEVENTF_KEYUP = &H2 'событие отпускания клавиши
Const VK_LWIN = &H5B 'левая клавиша, эмулирующая нажатие кнопки ПУСК
Const VK_RWIN = &H5B 'левая клавиша, эмулирующая нажатие кнопки ПУСК
 
Dim CursorPos As POINTAPI
Dim hWin As Long
 
Private Sub Timer1_Timer()
  Dim pid As Long
  Dim hSnapshot As Long
  Dim uProcess As MODULEENTRY32
 
  GetCursorPos CursorPos
  hWin = WindowFromPoint(CursorPos.x, CursorPos.y)
  Call GetWindowThreadProcessId(hWin, pid)
  hSnapshot = CreateToolhelp32Snapshot(8, pid)
  uProcess.dwSize = Len(uProcess)
  Call Module32First(hSnapshot, uProcess)
 
  Label1.Caption = Left(uProcess.szExePath, InStr(uProcess.szExePath, Chr(0)) - 1)
  
    If Label1.Caption = "C:\Program Files\Mozilla Firefox\firefox.exe" Then
        Call keybd_event(VK_LWIN, 0, 0, 0) 'Hажимаем
        Call keybd_event(VK_LWIN, 0, KEYEVENTF_KEYUP, 0) 'Отпускаем
        
    Else
    
    End If
  
End Sub
 
Private Sub Form_Load()
   
  With Timer1
    .Interval = 50
    .Enabled = True
  End With
   
End Sub